[ 518.777623][ T31] audit: type=1400 audit(518.730:56): avc: denied { read write } for pid=3092 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 [ 518.780934][ T31] audit: type=1400 audit(518.740:57): avc: denied { open } for pid=3092 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]:27234' (ED25519) to the list of known hosts. [ 547.424572][ T31] audit: type=1400 audit(547.380:58): avc: denied { execute } for pid=3104 comm="sh" name="syz-executor75841896" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 547.432221][ T31] audit: type=1400 audit(547.390:59): avc: denied { execute_no_trans } for pid=3104 comm="sh" path="/syz-executor75841896" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 547.710357][ T31] audit: type=1400 audit(547.670:60): avc: denied { execmem } for pid=3104 comm="syz-executor758" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 547.787225][ T31] audit: type=1400 audit(547.740:61): avc: denied { prog_load } for pid=3105 comm="syz-executor758" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 547.787984][ T31] audit: type=1400 audit(547.740:62): avc: denied { bpf } for pid=3105 comm="syz-executor758" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 547.801489][ T31] audit: type=1400 audit(547.740:63): avc: denied { perfmon } for pid=3105 comm="syz-executor758" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 547.819310][ T31] audit: type=1400 audit(547.770:64): avc: denied { prog_run } for pid=3105 comm="syz-executor758" 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 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.038835][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 1324.039340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.041254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.041717][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.120991][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.166650][ T32] Call trace: [ 1324.268073][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.289079][ T32] r10:829187f4 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c r5:8323e000 [ 1324.334837][ T32] r4:8323e000 [ 1324.339492][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.340695][ T32] r5:8323e000 r4:829187f0 [ 1324.348682][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.348838][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.348972][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 1324.349032][ T32] r4:00000000 [ 1324.349080][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.349157][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.349244][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.349349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b293c0 [ 1324.349402][ T32] r4:00000000 [ 1324.349448][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.349610][ T32] r9:83018005 r8:8323e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.349674][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.349774][ T32] r5:00001000 r4:eca4d000 [ 1324.349827][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.349923][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.350017][ T32] r5:85a81b8c r4:85a81800 [ 1324.350077][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.350176][ T32] r7:dddced40 r6:83018000 r5:85a81b8c r4:830b8400 [ 1324.350226][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.350326][ T32] r10:61c88647 r9:8323e000 r8:830b842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.350380][ T32] r4:830b8400 [ 1324.350429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.350525][ T32] r10:00000000 r9:830b8400 r8:8027ed34 r7:df819e48 r6:830b8480 r5:8323e000 [ 1324.350576][ T32] r4:00000001 [ 1324.350642][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.350883][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1324.351141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.351232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.351323][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.351444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.351520][ T32] r4:830b7180 [ 1324.352689][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.352805][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.353014][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.353129][ T32] Call trace: [ 1324.353207][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.353316][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.353370][ T32] r4:00000000 [ 1324.353416][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.353502][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.353588][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.353660][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.353715][ T32] 1d60: 80070013 ffffffff [ 1324.353768][ T32] r5:80070013 r4:80239bd0 [ 1324.353814][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.353909][ T32] r4:82ac11e4 [ 1324.353968][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.354059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.354107][ T32] r4:e0721dc0 [ 1324.354166][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.354262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.354308][ T32] r4:00000000 [ 1324.354350][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.354448][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.354496][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.354583][ T32] r5:00001000 r4:ee903000 [ 1324.354624][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.354706][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.354792][ T32] r5:8602278c r4:86022400 [ 1324.354835][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.354972][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.355025][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.355117][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.355168][ T32] r4:847da580 [ 1324.355259][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.355366][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.355419][ T32] r4:00000001 [ 1324.355463][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.355537][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.355593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.355653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.355711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.355771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.355822][ T32] r4:847cce40 [ 1324.356169][ T32] INFO: task kworker/0:1:10 blocked for more than 450 seconds. [ 1324.356257][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.356312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.356368][ T32] task:kworker/0:1 state:D stack:0 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.356475][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.356577][ T32] Call trace: [ 1324.356644][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.356764][ T32] r10:829187f4 r9:df841d84 r8:00000002 r7:60000113 r6:df841d8c r5:8323ec00 [ 1324.356815][ T32] r4:8323ec00 [ 1324.356860][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.356954][ T32] r5:8323ec00 r4:829187f0 [ 1324.356999][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.357087][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.357175][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df841e08 [ 1324.357235][ T32] r4:00000000 [ 1324.357279][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.357369][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.357452][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.357575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b477c0 [ 1324.357641][ T32] r4:00000000 [ 1324.357759][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.357882][ T32] r9:83018005 r8:8323ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1324.357945][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.358037][ T32] r5:00001000 r4:ec941000 [ 1324.358160][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.358765][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.358891][ T32] r5:85a86b8c r4:85a86800 [ 1324.359006][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.359124][ T32] r7:dddced40 r6:83018000 r5:85a86b8c r4:830b8500 [ 1324.359186][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.359289][ T32] r10:61c88647 r9:8323ec00 r8:830b852c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.359333][ T32] r4:830b8500 [ 1324.359371][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.359457][ T32] r10:00000000 r9:830b8500 r8:8027ed34 r7:df83de60 r6:830b8600 r5:8323ec00 [ 1324.359501][ T32] r4:00000001 [ 1324.359545][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.359624][ T32] Exception stack(0xdf841fb0 to 0xdf841ff8) [ 1324.359685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.359761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.359820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.359876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.359935][ T32] r4:830b7180 [ 1324.360784][ T32] INFO: task kworker/0:1:10 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.360868][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.361053][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.361198][ T32] Call trace: [ 1324.361301][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.361415][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.361466][ T32] r4:00000000 [ 1324.361512][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.361598][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.361682][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.361752][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.361824][ T32] 1d60: 80070013 ffffffff [ 1324.361898][ T32] r5:80070013 r4:80239bd0 [ 1324.361971][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.362080][ T32] r4:82ac11e4 [ 1324.362125][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.362217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.362269][ T32] r4:e0721dc0 [ 1324.362335][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.362436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.362503][ T32] r4:00000000 [ 1324.362550][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.362677][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.362734][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.362831][ T32] r5:00001000 r4:ee903000 [ 1324.362878][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.362998][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.363091][ T32] r5:8602278c r4:86022400 [ 1324.363137][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.363234][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.363296][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.363404][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.363469][ T32] r4:847da580 [ 1324.363515][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.363607][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.363657][ T32] r4:00000001 [ 1324.363720][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.363805][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.363867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.363937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.363996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.364056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.364103][ T32] r4:847cce40 [ 1324.364273][ T32] INFO: task kworker/1:2:911 blocked for more than 450 seconds. [ 1324.364345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.364401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.364448][ T32] task:kworker/1:2 state:D stack:0 pid:911 tgid:911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.364588][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.364695][ T32] Call trace: [ 1324.364761][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.364866][ T32] r10:829187f4 r9:e0711d84 r8:00000002 r7:60000113 r6:e0711d8c r5:83a82400 [ 1324.364929][ T32] r4:83a82400 [ 1324.364992][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.365110][ T32] r5:83a82400 r4:829187f0 [ 1324.365185][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.365297][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.365402][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 [ 1324.365454][ T32] r4:00000000 [ 1324.365502][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.365605][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.365695][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.365773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847eccc0 [ 1324.365820][ T32] r4:00000000 [ 1324.365860][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.365970][ T32] r9:83018205 r8:83a82400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1324.366032][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.366131][ T32] r5:00001000 r4:eabcf000 [ 1324.366195][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.366276][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.366354][ T32] r5:850ce78c r4:850ce400 [ 1324.366391][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.366479][ T32] r7:ddde2d40 r6:83018200 r5:850ce78c r4:8402d580 [ 1324.366521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.366610][ T32] r10:61c88647 r9:83a82400 r8:8402d5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.366657][ T32] r4:8402d580 [ 1324.366735][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.366833][ T32] r10:00000000 r9:8402d580 r8:8027ed34 r7:df879e60 r6:83c74780 r5:83a82400 [ 1324.366882][ T32] r4:00000001 [ 1324.366959][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.367038][ T32] Exception stack(0xe0711fb0 to 0xe0711ff8) [ 1324.367120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.367189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.367253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.367335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.367401][ T32] r4:8402a9c0 [ 1324.368041][ T32] INFO: task kworker/1:2:911 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.368583][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.368748][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.368850][ T32] Call trace: [ 1324.368926][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.369034][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.369141][ T32] r4:00000000 [ 1324.369199][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.369294][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.369361][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.369450][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.369515][ T32] 1d60: 80070013 ffffffff [ 1324.369568][ T32] r5:80070013 r4:80239bd0 [ 1324.369616][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.369704][ T32] r4:82ac11e4 [ 1324.369750][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.369840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.369893][ T32] r4:e0721dc0 [ 1324.369943][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.370046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.370113][ T32] r4:00000000 [ 1324.370171][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.370276][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.370325][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.370415][ T32] r5:00001000 r4:ee903000 [ 1324.370462][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.370552][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.370639][ T32] r5:8602278c r4:86022400 [ 1324.370691][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.370787][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.370831][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.370956][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.371026][ T32] r4:847da580 [ 1324.371074][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.371166][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.371217][ T32] r4:00000001 [ 1324.371263][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.371361][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.371453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.371547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.371617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.371679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.371744][ T32] r4:847cce40 [ 1324.371894][ T32] INFO: task kworker/1:3:1794 blocked for more than 450 seconds. [ 1324.371975][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.372028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.372091][ T32] task:kworker/1:3 state:D stack:0 pid:1794 tgid:1794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.372201][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.372300][ T32] Call trace: [ 1324.372377][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.372486][ T32] r10:829187f4 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:83a92400 [ 1324.372537][ T32] r4:83a92400 [ 1324.372584][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.372673][ T32] r5:83a92400 r4:829187f0 [ 1324.372721][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.372807][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.372905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1324.372967][ T32] r4:00000000 [ 1324.373027][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.373104][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.373195][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.373285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fbf40 [ 1324.373358][ T32] r4:00000000 [ 1324.373417][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.373506][ T32] r9:83018205 r8:83a92400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.373562][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.373652][ T32] r5:00001000 r4:e88e1000 [ 1324.373696][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.373776][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.373867][ T32] r5:855ce78c r4:855ce400 [ 1324.373933][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.374033][ T32] r7:ddde2d40 r6:83018200 r5:855ce78c r4:841de580 [ 1324.374089][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.374187][ T32] r10:61c88647 r9:83a92400 r8:841de5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.374237][ T32] r4:841de580 [ 1324.374284][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.374378][ T32] r10:00000000 r9:841de580 r8:8027ed34 r7:df951e60 r6:83c84400 r5:83a92400 [ 1324.374427][ T32] r4:00000001 [ 1324.374472][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.374549][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1324.374609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.374671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.374731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.374812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.374869][ T32] r4:841dcb80 [ 1324.375644][ T32] INFO: task kworker/1:3:1794 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.375736][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.375908][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.376036][ T32] Call trace: [ 1324.376116][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.376215][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.376296][ T32] r4:00000000 [ 1324.376347][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.376432][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.376512][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.376605][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.376661][ T32] 1d60: 80070013 ffffffff [ 1324.376714][ T32] r5:80070013 r4:80239bd0 [ 1324.376782][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.376878][ T32] r4:82ac11e4 [ 1324.376928][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.377034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.377087][ T32] r4:e0721dc0 [ 1324.377165][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.377268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.377315][ T32] r4:00000000 [ 1324.377357][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.377453][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.377513][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.377599][ T32] r5:00001000 r4:ee903000 [ 1324.377660][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.377750][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.377837][ T32] r5:8602278c r4:86022400 [ 1324.377907][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.378017][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.378121][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.378619][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.378696][ T32] r4:847da580 [ 1324.378751][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.378879][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.378968][ T32] r4:00000001 [ 1324.379019][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.379100][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.379162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.379227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.379287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.379358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.379408][ T32] r4:847cce40 [ 1324.379548][ T32] INFO: task kworker/0:5:3116 blocked for more than 450 seconds. [ 1324.379618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.379667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.379717][ T32] task:kworker/0:5 state:D stack:0 pid:3116 tgid:3116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.379825][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.379969][ T32] Call trace: [ 1324.380059][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.380161][ T32] r10:829187f4 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:844fe000 [ 1324.380215][ T32] r4:844fe000 [ 1324.380262][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.380344][ T32] r5:844fe000 r4:829187f0 [ 1324.380390][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.380476][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.380574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1324.380625][ T32] r4:00000000 [ 1324.380668][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.380773][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.380865][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.380965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478e380 [ 1324.381015][ T32] r4:00000000 [ 1324.381059][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.381151][ T32] r9:83018005 r8:844fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.381206][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.381297][ T32] r5:00001000 r4:df975000 [ 1324.381344][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.381423][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.381508][ T32] r5:85062f8c r4:85062c00 [ 1324.381555][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.381652][ T32] r7:dddced40 r6:83018000 r5:85062f8c r4:849c1680 [ 1324.381700][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.381794][ T32] r10:61c88647 r9:844fe000 r8:849c16ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.381845][ T32] r4:849c1680 [ 1324.381892][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.381993][ T32] r10:00000000 r9:849c1680 r8:8027ed34 r7:df95de60 r6:84765e80 r5:844fe000 [ 1324.382055][ T32] r4:00000001 [ 1324.382113][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.382197][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1324.382256][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.382332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.382397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.382463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.382534][ T32] r4:84954840 [ 1324.383299][ T32] INFO: task kworker/0:5:3116 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.383381][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.383549][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.383664][ T32] Call trace: [ 1324.383732][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.383874][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.383950][ T32] r4:00000000 [ 1324.384002][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.384086][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.384151][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.384221][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.384273][ T32] 1d60: 80070013 ffffffff [ 1324.384343][ T32] r5:80070013 r4:80239bd0 [ 1324.384412][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.384505][ T32] r4:82ac11e4 [ 1324.384553][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.384647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.384712][ T32] r4:e0721dc0 [ 1324.384777][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.384874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.384951][ T32] r4:00000000 [ 1324.385022][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.385123][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.385187][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.385280][ T32] r5:00001000 r4:ee903000 [ 1324.385325][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.385409][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.385511][ T32] r5:8602278c r4:86022400 [ 1324.385561][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.385667][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.385718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.385811][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.385859][ T32] r4:847da580 [ 1324.385899][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.385998][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.386104][ T32] r4:00000001 [ 1324.386237][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.386318][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.386368][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.386425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.386480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.386547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.386593][ T32] r4:847cce40 [ 1324.386664][ T32] INFO: task kworker/1:4:3122 blocked for more than 450 seconds. [ 1324.386733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.386783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.386846][ T32] task:kworker/1:4 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.386969][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.387056][ T32] Call trace: [ 1324.387120][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.387211][ T32] r10:829187f4 r9:df99dd84 r8:00000002 r7:60000013 r6:df99dd8c r5:840f4800 [ 1324.387256][ T32] r4:840f4800 [ 1324.387301][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.387384][ T32] r5:840f4800 r4:829187f0 [ 1324.387429][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.387512][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.387632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df99de08 [ 1324.387715][ T32] r4:00000000 [ 1324.387792][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.387879][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.387971][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.388063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ea980 [ 1324.388608][ T32] r4:00000000 [ 1324.388687][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.388817][ T32] r9:83018205 r8:840f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1324.388869][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.388974][ T32] r5:00001000 r4:df9f9000 [ 1324.389036][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.389135][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.389226][ T32] r5:8502a78c r4:8502a400 [ 1324.389292][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.389395][ T32] r7:ddde2d40 r6:83018200 r5:8502a78c r4:84765c80 [ 1324.389445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.389540][ T32] r10:61c88647 r9:840f4800 r8:84765cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.389611][ T32] r4:84765c80 [ 1324.389696][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.389801][ T32] r10:00000000 r9:84765c80 r8:8027ed34 r7:eb161e60 r6:84765a00 r5:840f4800 [ 1324.389851][ T32] r4:00000001 [ 1324.389896][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.389991][ T32] Exception stack(0xdf99dfb0 to 0xdf99dff8) [ 1324.390052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.390115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.390172][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.390242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.390293][ T32] r4:84759080 [ 1324.391112][ T32] INFO: task kworker/1:4:3122 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.391197][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.391360][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.391467][ T32] Call trace: [ 1324.391538][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.391668][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.391733][ T32] r4:00000000 [ 1324.391783][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.391895][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.391978][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.392040][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.392092][ T32] 1d60: 80070013 ffffffff [ 1324.392143][ T32] r5:80070013 r4:80239bd0 [ 1324.392207][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.392307][ T32] r4:82ac11e4 [ 1324.392353][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.392440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.392501][ T32] r4:e0721dc0 [ 1324.392549][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.392657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.392708][ T32] r4:00000000 [ 1324.392750][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.392854][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.392901][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.393013][ T32] r5:00001000 r4:ee903000 [ 1324.393101][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.393202][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.393321][ T32] r5:8602278c r4:86022400 [ 1324.393381][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.393498][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.393553][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.393648][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.393702][ T32] r4:847da580 [ 1324.393755][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.393853][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.393939][ T32] r4:00000001 [ 1324.393995][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.394085][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.394144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.394234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.394302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.394366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.394414][ T32] r4:847cce40 [ 1324.394497][ T32] INFO: task kworker/0:8:3124 blocked for more than 450 seconds. [ 1324.394575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.394624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.394691][ T32] task:kworker/0:8 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.394792][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.394895][ T32] Call trace: [ 1324.395007][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.395100][ T32] r10:829187f4 r9:dfa05d84 r8:00000002 r7:60000013 r6:dfa05d8c r5:83a80000 [ 1324.395171][ T32] r4:83a80000 [ 1324.395248][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.395338][ T32] r5:83a80000 r4:829187f0 [ 1324.395382][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.395463][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.395555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.395604][ T32] r4:00000000 [ 1324.395646][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.395728][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.395822][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.395905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d3480 [ 1324.395962][ T32] r4:00000000 [ 1324.396023][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.396118][ T32] r9:83018005 r8:83a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.396212][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.396303][ T32] r5:00001000 r4:df96f000 [ 1324.396345][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.396418][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.396501][ T32] r5:8505478c r4:85054400 [ 1324.396543][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.396634][ T32] r7:dddced40 r6:83018000 r5:8505478c r4:849c1580 [ 1324.396677][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.396791][ T32] r10:61c88647 r9:83a80000 r8:849c15ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.396838][ T32] r4:849c1580 [ 1324.396879][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.396986][ T32] r10:00000000 r9:849c1580 r8:8027ed34 r7:df9d9e60 r6:84765b00 r5:83a80000 [ 1324.397033][ T32] r4:00000001 [ 1324.397083][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.397236][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.397305][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.397438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.397506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.397571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.397620][ T32] r4:84954cc0 [ 1324.398867][ T32] INFO: task kworker/0:8:3124 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.399026][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.399194][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.399315][ T32] Call trace: [ 1324.399383][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.399524][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.399586][ T32] r4:00000000 [ 1324.399641][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.399727][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.399792][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.399852][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.399904][ T32] 1d60: 80070013 ffffffff [ 1324.399965][ T32] r5:80070013 r4:80239bd0 [ 1324.400010][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.400106][ T32] r4:82ac11e4 [ 1324.400154][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.400240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.400289][ T32] r4:e0721dc0 [ 1324.400362][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.400481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.400539][ T32] r4:00000000 [ 1324.400584][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.400675][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.400721][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.400813][ T32] r5:00001000 r4:ee903000 [ 1324.400858][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.401015][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.401120][ T32] r5:8602278c r4:86022400 [ 1324.401169][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.401267][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.401333][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.401461][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.401536][ T32] r4:847da580 [ 1324.401588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.401685][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.401737][ T32] r4:00000001 [ 1324.401786][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.401870][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.401941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.402021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.402086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.402184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.402242][ T32] r4:847cce40 [ 1324.402344][ T32] INFO: task kworker/1:5:3126 blocked for more than 450 seconds. [ 1324.402450][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.402513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.402561][ T32] task:kworker/1:5 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.402670][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.402757][ T32] Call trace: [ 1324.402825][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.402979][ T32] r10:829187f4 r9:df959d84 r8:00000002 r7:60000113 r6:df959d8c r5:83a80c00 [ 1324.403040][ T32] r4:83a80c00 [ 1324.403088][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.403242][ T32] r5:83a80c00 r4:829187f0 [ 1324.403297][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.403393][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.403494][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df959e08 [ 1324.403549][ T32] r4:00000000 [ 1324.403593][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.403672][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.403749][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.403840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b6a00 [ 1324.403892][ T32] r4:00000000 [ 1324.403943][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.404024][ T32] r9:83018205 r8:83a80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1324.404071][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.404162][ T32] r5:00001000 r4:ead17000 [ 1324.404206][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.404292][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.404431][ T32] r5:850cf38c r4:850cf000 [ 1324.404481][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.404595][ T32] r7:ddde2d40 r6:83018200 r5:850cf38c r4:84765a80 [ 1324.404670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.404775][ T32] r10:61c88647 r9:83a80c00 r8:84765aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.404825][ T32] r4:84765a80 [ 1324.404868][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.404969][ T32] r10:00000000 r9:84765a80 r8:8027ed34 r7:eb161e60 r6:84765700 r5:83a80c00 [ 1324.405022][ T32] r4:00000001 [ 1324.405066][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.405138][ T32] Exception stack(0xdf959fb0 to 0xdf959ff8) [ 1324.405196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.405278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.405350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.405411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.405483][ T32] r4:84759240 [ 1324.406263][ T32] INFO: task kworker/1:5:3126 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.406365][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.406569][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.406672][ T32] Call trace: [ 1324.406740][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.406836][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.406889][ T32] r4:00000000 [ 1324.406982][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.407085][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.407178][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.407247][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.407304][ T32] 1d60: 80070013 ffffffff [ 1324.407356][ T32] r5:80070013 r4:80239bd0 [ 1324.407404][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.407532][ T32] r4:82ac11e4 [ 1324.407596][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.407694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.407744][ T32] r4:e0721dc0 [ 1324.407840][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.407946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.407994][ T32] r4:00000000 [ 1324.408031][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.408738][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.408802][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.408931][ T32] r5:00001000 r4:ee903000 [ 1324.408981][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.409086][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.409182][ T32] r5:8602278c r4:86022400 [ 1324.409243][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.409342][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.409404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.409516][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.409569][ T32] r4:847da580 [ 1324.409616][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.409718][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.409772][ T32] r4:00000001 [ 1324.409820][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.409899][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.409994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.410071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.410130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.410194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.410242][ T32] r4:847cce40 [ 1324.410304][ T32] INFO: task kworker/0:9:3128 blocked for more than 450 seconds. [ 1324.410376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.410456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.410520][ T32] task:kworker/0:9 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.410632][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.410724][ T32] Call trace: [ 1324.410824][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.410969][ T32] r10:829187f4 r9:dfa1dd84 r8:00000002 r7:60000013 r6:dfa1dd8c r5:83a85400 [ 1324.411026][ T32] r4:83a85400 [ 1324.411071][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.411159][ T32] r5:83a85400 r4:829187f0 [ 1324.411240][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.411330][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.411425][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1324.411490][ T32] r4:00000000 [ 1324.411549][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.411631][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.411709][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.411797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc300 [ 1324.411843][ T32] r4:00000000 [ 1324.411903][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.412024][ T32] r9:83018005 r8:83a85400 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1324.412094][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.412187][ T32] r5:00001000 r4:df9e1000 [ 1324.412233][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.412329][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.412449][ T32] r5:8506378c r4:85063400 [ 1324.412498][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.412613][ T32] r7:dddced40 r6:83018000 r5:8506378c r4:849c1800 [ 1324.412665][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.412775][ T32] r10:61c88647 r9:83a85400 r8:849c182c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.412840][ T32] r4:849c1800 [ 1324.412887][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.412988][ T32] r10:00000000 r9:849c1800 r8:8027ed34 r7:df9d9e60 r6:84765780 r5:83a85400 [ 1324.413039][ T32] r4:00000001 [ 1324.413076][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.413143][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1324.413201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.413256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.413310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.413371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.413446][ T32] r4:84954e00 [ 1324.414283][ T32] INFO: task kworker/0:9:3128 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.414372][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.414517][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.414641][ T32] Call trace: [ 1324.414756][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.414854][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.414905][ T32] r4:00000000 [ 1324.414993][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.415082][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.415145][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.415204][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.415248][ T32] 1d60: 80070013 ffffffff [ 1324.415293][ T32] r5:80070013 r4:80239bd0 [ 1324.415341][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.415426][ T32] r4:82ac11e4 [ 1324.415469][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.415559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.415609][ T32] r4:e0721dc0 [ 1324.415672][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.415771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.415821][ T32] r4:00000000 [ 1324.415866][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.415975][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.416023][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.416114][ T32] r5:00001000 r4:ee903000 [ 1324.416161][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.416264][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.416351][ T32] r5:8602278c r4:86022400 [ 1324.416388][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.416499][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.416594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.416694][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.416766][ T32] r4:847da580 [ 1324.416809][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.416900][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.416966][ T32] r4:00000001 [ 1324.417037][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.417114][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.417190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.417250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.417305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.417362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.417429][ T32] r4:847cce40 [ 1324.417526][ T32] INFO: task kworker/0:10:3130 blocked for more than 450 seconds. [ 1324.417602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.417667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.417712][ T32] task:kworker/0:10 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.417806][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.417925][ T32] Call trace: [ 1324.418003][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.418140][ T32] r10:829187f4 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:83a86c00 [ 1324.418724][ T32] r4:83a86c00 [ 1324.418844][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.418995][ T32] r5:83a86c00 r4:829187f0 [ 1324.419044][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.419126][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.419220][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.419268][ T32] r4:00000000 [ 1324.419304][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.419379][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.419457][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.419577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85591580 [ 1324.419631][ T32] r4:00000000 [ 1324.419679][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.419790][ T32] r9:83018005 r8:83a86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1324.419843][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.419966][ T32] r5:00001000 r4:dffe3000 [ 1324.420014][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.420101][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.420189][ T32] r5:83ea178c r4:83ea1400 [ 1324.420243][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.420339][ T32] r7:dddced40 r6:83018000 r5:83ea178c r4:849c1480 [ 1324.420386][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.420497][ T32] r10:61c88647 r9:83a86c00 r8:849c14ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.420560][ T32] r4:849c1480 [ 1324.420603][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.420779][ T32] r10:00000000 r9:849c1480 r8:8027ed34 r7:dfa1de60 r6:84765280 r5:83a86c00 [ 1324.420849][ T32] r4:00000001 [ 1324.420922][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.421010][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.421096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.421197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.421266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.421351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.421411][ T32] r4:84954d80 [ 1324.422224][ T32] INFO: task kworker/0:10:3130 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.422338][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.422592][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.422727][ T32] Call trace: [ 1324.422806][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.422924][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.423009][ T32] r4:00000000 [ 1324.423073][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.423165][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.423226][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.423306][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.423363][ T32] 1d60: 80070013 ffffffff [ 1324.423414][ T32] r5:80070013 r4:80239bd0 [ 1324.423456][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.423546][ T32] r4:82ac11e4 [ 1324.423595][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.423680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.423740][ T32] r4:e0721dc0 [ 1324.423791][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.423882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.423938][ T32] r4:00000000 [ 1324.423983][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.424078][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.424157][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.424260][ T32] r5:00001000 r4:ee903000 [ 1324.424304][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.424429][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.424535][ T32] r5:8602278c r4:86022400 [ 1324.424599][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.424701][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.424761][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.424856][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.424924][ T32] r4:847da580 [ 1324.424975][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.425066][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.425129][ T32] r4:00000001 [ 1324.425175][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.425250][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.425311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.425386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.425440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.425500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.425549][ T32] r4:847cce40 [ 1324.425661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.425786][ T32] INFO: task kworker/0:11:3131 blocked for more than 450 seconds. [ 1324.425877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.425941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.425987][ T32] task:kworker/0:11 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.426095][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.426207][ T32] Call trace: [ 1324.426297][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.426385][ T32] r10:829187f4 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:833aa400 [ 1324.426433][ T32] r4:833aa400 [ 1324.426501][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.426591][ T32] r5:833aa400 r4:829187f0 [ 1324.426635][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.426716][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.426808][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1324.426882][ T32] r4:00000000 [ 1324.426961][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.427050][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.427129][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.427223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562e840 [ 1324.427275][ T32] r4:00000000 [ 1324.427319][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.427463][ T32] r9:83018005 r8:833aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.427541][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.427638][ T32] r5:00001000 r4:e068b000 [ 1324.427684][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.427767][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.427856][ T32] r5:856bbb8c r4:856bb800 [ 1324.427962][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.428063][ T32] r7:dddced40 r6:83018000 r5:856bbb8c r4:849c1880 [ 1324.429320][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.429466][ T32] r10:61c88647 r9:833aa400 r8:849c18ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.429525][ T32] r4:849c1880 [ 1324.429581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.429678][ T32] r10:00000000 r9:849c1880 r8:8027ed34 r7:dfa29e60 r6:849c1a00 r5:833aa400 [ 1324.429726][ T32] r4:00000001 [ 1324.429770][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.429868][ T32] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1324.429959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.430037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.430095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.430158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.430211][ T32] r4:849dc080 [ 1324.431066][ T32] INFO: task kworker/0:11:3131 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.431154][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.431298][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.431405][ T32] Call trace: [ 1324.431477][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.431586][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.431640][ T32] r4:00000000 [ 1324.431689][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.431778][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.431846][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.431909][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.431981][ T32] 1d60: 80070013 ffffffff [ 1324.432046][ T32] r5:80070013 r4:80239bd0 [ 1324.432135][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.432237][ T32] r4:82ac11e4 [ 1324.432285][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.432377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.432446][ T32] r4:e0721dc0 [ 1324.432498][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.432588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.432635][ T32] r4:00000000 [ 1324.432674][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.432764][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.432810][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.432895][ T32] r5:00001000 r4:ee903000 [ 1324.432981][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.433067][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.433151][ T32] r5:8602278c r4:86022400 [ 1324.433195][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.433288][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.433333][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.433448][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.433507][ T32] r4:847da580 [ 1324.433551][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.433641][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.433694][ T32] r4:00000001 [ 1324.433739][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.433837][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.433926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.434008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.434067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.434126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.434173][ T32] r4:847cce40 [ 1324.434219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.434272][ T32] INFO: task kworker/1:6:3136 blocked for more than 450 seconds. [ 1324.434338][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.434394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.434455][ T32] task:kworker/1:6 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.434579][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.434697][ T32] Call trace: [ 1324.434833][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.434996][ T32] r10:829187f4 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:83a6b000 [ 1324.435058][ T32] r4:83a6b000 [ 1324.435105][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.435227][ T32] r5:83a6b000 r4:829187f0 [ 1324.435288][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.435400][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.435527][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.435584][ T32] r4:00000000 [ 1324.435630][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.435715][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.435810][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.435899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ef7c0 [ 1324.435959][ T32] r4:00000000 [ 1324.436021][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.436154][ T32] r9:83018205 r8:83a6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.436224][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.436323][ T32] r5:00001000 r4:df9b1000 [ 1324.436365][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.436447][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.436525][ T32] r5:844d3b8c r4:844d3800 [ 1324.436565][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.436651][ T32] r7:ddde2d40 r6:83018200 r5:844d3b8c r4:84765180 [ 1324.436693][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.436807][ T32] r10:61c88647 r9:83a6b000 r8:847651ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.436872][ T32] r4:84765180 [ 1324.436939][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.437032][ T32] r10:00000000 r9:84765180 r8:8027ed34 r7:eb161e60 r6:849c1a80 r5:83a6b000 [ 1324.437077][ T32] r4:00000001 [ 1324.437134][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.437215][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1324.437272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.437331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.437384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.437445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.437550][ T32] r4:84759680 [ 1324.446328][ T32] INFO: task kworker/1:6:3136 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.446492][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.446642][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.446784][ T32] Call trace: [ 1324.446972][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.447099][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.447165][ T32] r4:00000000 [ 1324.447328][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.447420][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.447485][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.447547][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.447601][ T32] 1d60: 80070013 ffffffff [ 1324.447653][ T32] r5:80070013 r4:80239bd0 [ 1324.447697][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.447786][ T32] r4:82ac11e4 [ 1324.447834][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.447935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.448001][ T32] r4:e0721dc0 [ 1324.448051][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.448954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.455101][ T32] r4:00000000 [ 1324.455184][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.455322][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.455375][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.455475][ T32] r5:00001000 r4:ee903000 [ 1324.455526][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.455636][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.455736][ T32] r5:8602278c r4:86022400 [ 1324.455785][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.455890][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.455956][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.456055][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.456108][ T32] r4:847da580 [ 1324.456175][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.456276][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.456323][ T32] r4:00000001 [ 1324.456739][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.456859][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.456943][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.457009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.457069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.457151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.457207][ T32] r4:847cce40 [ 1324.457288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.457354][ T32] INFO: task kworker/1:7:3137 blocked for more than 450 seconds. [ 1324.457435][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.457514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.457594][ T32] task:kworker/1:7 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.457723][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.457839][ T32] Call trace: [ 1324.457940][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.458752][ T32] r10:829187f4 r9:dfa69d84 r8:00000002 r7:60000013 r6:dfa69d8c r5:8324a400 [ 1324.463059][ T32] r4:8324a400 [ 1324.463127][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.463254][ T32] r5:8324a400 r4:829187f0 [ 1324.463306][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.463399][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.463502][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1324.463557][ T32] r4:00000000 [ 1324.463604][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.463686][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.463802][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.463902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213c00 [ 1324.463965][ T32] r4:00000000 [ 1324.464058][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.464178][ T32] r9:83018205 r8:8324a400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.464234][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.464337][ T32] r5:00001000 r4:eab43000 [ 1324.464386][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.464474][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.464568][ T32] r5:8521d38c r4:8521d000 [ 1324.464640][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.464742][ T32] r7:ddde2d40 r6:83018200 r5:8521d38c r4:84765000 [ 1324.464795][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.464893][ T32] r10:61c88647 r9:8324a400 r8:8476502c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.464954][ T32] r4:84765000 [ 1324.465006][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.465103][ T32] r10:00000000 r9:84765000 r8:8027ed34 r7:eb161e60 r6:849c1b00 r5:8324a400 [ 1324.465172][ T32] r4:00000001 [ 1324.465227][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.465313][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.465402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.465480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.465543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.465605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.465659][ T32] r4:84759700 [ 1324.466454][ T32] INFO: task kworker/1:7:3137 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.466534][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.466674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.466778][ T32] Call trace: [ 1324.466847][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.466993][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.467045][ T32] r4:00000000 [ 1324.467091][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.467177][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.467257][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.467323][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.467375][ T32] 1d60: 80070013 ffffffff [ 1324.467428][ T32] r5:80070013 r4:80239bd0 [ 1324.467479][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.467593][ T32] r4:82ac11e4 [ 1324.467709][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.467823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.467877][ T32] r4:e0721dc0 [ 1324.467928][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.468010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.468057][ T32] r4:00000000 [ 1324.479038][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.479333][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.479398][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.479497][ T32] r5:00001000 r4:ee903000 [ 1324.479560][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.479664][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.479755][ T32] r5:8602278c r4:86022400 [ 1324.479800][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.479894][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.479955][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.480051][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.480101][ T32] r4:847da580 [ 1324.480146][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.480241][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.480289][ T32] r4:00000001 [ 1324.480338][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.480416][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.480474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.480525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.480584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.480645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.480691][ T32] r4:847cce40 [ 1324.480742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.480831][ T32] INFO: task kworker/1:8:3139 blocked for more than 451 seconds. [ 1324.480902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.480968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.481012][ T32] task:kworker/1:8 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.481118][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.481280][ T32] Call trace: [ 1324.481386][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.481494][ T32] r10:829187f4 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:8382b000 [ 1324.481546][ T32] r4:8382b000 [ 1324.481589][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.481678][ T32] r5:8382b000 r4:829187f0 [ 1324.481726][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.481807][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.481897][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.482019][ T32] r4:00000000 [ 1324.482078][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.482185][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.482269][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.482364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534b940 [ 1324.482417][ T32] r4:00000000 [ 1324.482462][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.482573][ T32] r9:83018205 r8:8382b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1324.482625][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.482739][ T32] r5:00001000 r4:dfe17000 [ 1324.482799][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.482880][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.483009][ T32] r5:8521e78c r4:8521e400 [ 1324.483059][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.483149][ T32] r7:ddde2d40 r6:83018200 r5:8521e78c r4:830cd100 [ 1324.483200][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.483294][ T32] r10:61c88647 r9:8382b000 r8:830cd12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.483347][ T32] r4:830cd100 [ 1324.483409][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.483509][ T32] r10:00000000 r9:830cd100 r8:8027ed34 r7:eb161e60 r6:849c1b80 r5:8382b000 [ 1324.483561][ T32] r4:00000001 [ 1324.483605][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.483696][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.483767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.483828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.483889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.483963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.484009][ T32] r4:847598c0 [ 1324.484841][ T32] INFO: task kworker/1:8:3139 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.484959][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.485131][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.485272][ T32] Call trace: [ 1324.485381][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.485503][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.485558][ T32] r4:00000000 [ 1324.485605][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.485697][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.485789][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.485857][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.485909][ T32] 1d60: 80070013 ffffffff [ 1324.486061][ T32] r5:80070013 r4:80239bd0 [ 1324.486155][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.486278][ T32] r4:82ac11e4 [ 1324.486328][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.486413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.486458][ T32] r4:e0721dc0 [ 1324.486514][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.486608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.486658][ T32] r4:00000000 [ 1324.486717][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.486837][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.486904][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.487042][ T32] r5:00001000 r4:ee903000 [ 1324.487090][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.487173][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.487252][ T32] r5:8602278c r4:86022400 [ 1324.487293][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.487389][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.487436][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.487530][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.487605][ T32] r4:847da580 [ 1324.487669][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.487770][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.487821][ T32] r4:00000001 [ 1324.487897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.487989][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.488043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.505764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.505858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.505940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.506021][ T32] r4:847cce40 [ 1324.506135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.506210][ T32] INFO: task kworker/1:9:3140 blocked for more than 451 seconds. [ 1324.506280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.506329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.506372][ T32] task:kworker/1:9 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.506488][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.506613][ T32] Call trace: [ 1324.506685][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.506790][ T32] r10:829187f4 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:83a63000 [ 1324.506863][ T32] r4:83a63000 [ 1324.506924][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.507037][ T32] r5:83a63000 r4:829187f0 [ 1324.507088][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.507179][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.507280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.507357][ T32] r4:00000000 [ 1324.507409][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.507514][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.507608][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.507704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384cc0 [ 1324.507756][ T32] r4:00000000 [ 1324.507820][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.507937][ T32] r9:83018205 r8:83a63000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1324.507993][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.516110][ T32] r5:00001000 r4:eb2ef000 [ 1324.516265][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.516381][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.516470][ T32] r5:8540838c r4:85408000 [ 1324.516516][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.516612][ T32] r7:ddde2d40 r6:83018200 r5:8540838c r4:830cd080 [ 1324.516658][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.516775][ T32] r10:61c88647 r9:83a63000 r8:830cd0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.516825][ T32] r4:830cd080 [ 1324.516895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.517009][ T32] r10:00000000 r9:830cd080 r8:8027ed34 r7:eb161e60 r6:849c1c00 r5:83a63000 [ 1324.517063][ T32] r4:00000001 [ 1324.517126][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.517211][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.517276][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.517361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.517457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.517528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.517581][ T32] r4:84759b00 [ 1324.519192][ T32] INFO: task kworker/1:9:3140 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.519320][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.519493][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.519633][ T32] Call trace: [ 1324.519713][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.519847][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.519908][ T32] r4:00000000 [ 1324.519990][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.520075][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.520140][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.520209][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.520287][ T32] 1d60: 80070013 ffffffff [ 1324.520347][ T32] r5:80070013 r4:80239bd0 [ 1324.520414][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.520522][ T32] r4:82ac11e4 [ 1324.520572][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.520665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.520735][ T32] r4:e0721dc0 [ 1324.520787][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.520892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.520965][ T32] r4:00000000 [ 1324.521011][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.521112][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.521182][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.521282][ T32] r5:00001000 r4:ee903000 [ 1324.521351][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.521457][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.521546][ T32] r5:8602278c r4:86022400 [ 1324.521593][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.521686][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.521785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.521882][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.521941][ T32] r4:847da580 [ 1324.521988][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.522086][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.522149][ T32] r4:00000001 [ 1324.522222][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.522362][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.522442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.522500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.522557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.522644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.522717][ T32] r4:847cce40 [ 1324.522772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.522830][ T32] INFO: task kworker/1:10:3143 blocked for more than 451 seconds. [ 1324.522899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.522990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.523039][ T32] task:kworker/1:10 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.523138][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.523225][ T32] Call trace: [ 1324.523296][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.523390][ T32] r10:829187f4 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:83a62400 [ 1324.523442][ T32] r4:83a62400 [ 1324.523514][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.523652][ T32] r5:83a62400 r4:829187f0 [ 1324.523715][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.523824][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.523940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 1324.524026][ T32] r4:00000000 [ 1324.524071][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.524150][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.524231][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.524328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397cc0 [ 1324.524379][ T32] r4:00000000 [ 1324.524426][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.524523][ T32] r9:83018205 r8:83a62400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1324.524573][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.524665][ T32] r5:00001000 r4:e0633000 [ 1324.524710][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.524820][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.524920][ T32] r5:85409b8c r4:85409800 [ 1324.524970][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.525066][ T32] r7:ddde2d40 r6:83018200 r5:85409b8c r4:83895800 [ 1324.525114][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.525217][ T32] r10:61c88647 r9:83a62400 r8:8389582c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.525268][ T32] r4:83895800 [ 1324.525313][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.525404][ T32] r10:00000000 r9:83895800 r8:8027ed34 r7:eb161e60 r6:849c1c80 r5:83a62400 [ 1324.525457][ T32] r4:00000001 [ 1324.525502][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.525579][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 1324.525636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.525726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.525812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.525878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.525944][ T32] r4:84759a80 [ 1324.526639][ T32] INFO: task kworker/1:10:3143 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.526753][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.526881][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.527016][ T32] Call trace: [ 1324.527080][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.527179][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.527227][ T32] r4:00000000 [ 1324.527271][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.527429][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.527529][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.527601][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.527658][ T32] 1d60: 80070013 ffffffff [ 1324.527711][ T32] r5:80070013 r4:80239bd0 [ 1324.527756][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.527845][ T32] r4:82ac11e4 [ 1324.527907][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.528124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.548784][ T32] r4:e0721dc0 [ 1324.548874][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.549021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.549101][ T32] r4:00000000 [ 1324.549153][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.549256][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.549333][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.549434][ T32] r5:00001000 r4:ee903000 [ 1324.549482][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.549566][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.549654][ T32] r5:8602278c r4:86022400 [ 1324.549717][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.549816][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.549863][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.549972][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.550039][ T32] r4:847da580 [ 1324.550122][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.550233][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.550285][ T32] r4:00000001 [ 1324.550349][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.550451][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.550521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.550599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.550664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.550742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.550797][ T32] r4:847cce40 [ 1324.550879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.550978][ T32] INFO: task kworker/1:11:3144 blocked for more than 451 seconds. [ 1324.551151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.551220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.551271][ T32] task:kworker/1:11 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.551448][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.551555][ T32] Call trace: [ 1324.551625][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.551751][ T32] r10:829187f4 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:83a66c00 [ 1324.551816][ T32] r4:83a66c00 [ 1324.551871][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.551971][ T32] r5:83a66c00 r4:829187f0 [ 1324.552020][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.552100][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.552188][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1324.552235][ T32] r4:00000000 [ 1324.552277][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.552354][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.552431][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.552519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ed40 [ 1324.552569][ T32] r4:00000000 [ 1324.552613][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.552702][ T32] r9:83018205 r8:83a66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.552750][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.552840][ T32] r5:00001000 r4:dfa77000 [ 1324.552882][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.552977][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.553120][ T32] r5:8540bf8c r4:8540bc00 [ 1324.553185][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.553285][ T32] r7:ddde2d40 r6:83018200 r5:8540bf8c r4:8385a400 [ 1324.553355][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.553446][ T32] r10:61c88647 r9:83a66c00 r8:8385a42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.553490][ T32] r4:8385a400 [ 1324.553552][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.553651][ T32] r10:00000000 r9:8385a400 r8:8027ed34 r7:eb161e60 r6:849c1d00 r5:83a66c00 [ 1324.553703][ T32] r4:00000001 [ 1324.553752][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.553833][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1324.553899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.553975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.554040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.554101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.554150][ T32] r4:84759b40 [ 1324.555031][ T32] INFO: task kworker/1:11:3144 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.555127][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.555293][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.555399][ T32] Call trace: [ 1324.555469][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.555591][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.555649][ T32] r4:00000000 [ 1324.555696][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.555781][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.555848][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.555907][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.555967][ T32] 1d60: 80070013 ffffffff [ 1324.556018][ T32] r5:80070013 r4:80239bd0 [ 1324.556060][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.556146][ T32] r4:82ac11e4 [ 1324.556192][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.556294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.556345][ T32] r4:e0721dc0 [ 1324.556480][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.556578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.556628][ T32] r4:00000000 [ 1324.556668][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.556785][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.556833][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.556928][ T32] r5:00001000 r4:ee903000 [ 1324.556974][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.557077][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.557182][ T32] r5:8602278c r4:86022400 [ 1324.557230][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.557331][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.557400][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.557504][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.557557][ T32] r4:847da580 [ 1324.557604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.557717][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.557773][ T32] r4:00000001 [ 1324.557818][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.557896][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.557966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.558029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.575084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.575197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.575279][ T32] r4:847cce40 [ 1324.575312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.575343][ T32] INFO: task kworker/1:12:3147 blocked for more than 451 seconds. [ 1324.575378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.575402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.575450][ T32] task:kworker/1:12 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.575539][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.575630][ T32] Call trace: [ 1324.575665][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.575718][ T32] r10:829187f4 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:83a8c800 [ 1324.575741][ T32] r4:83a8c800 [ 1324.575760][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.575798][ T32] r5:83a8c800 r4:829187f0 [ 1324.575847][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.575925][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.576030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1324.576055][ T32] r4:00000000 [ 1324.576130][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.576204][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.576316][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.576362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b02c0 [ 1324.576384][ T32] r4:00000000 [ 1324.576402][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.576448][ T32] r9:83018205 r8:83a8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1324.576470][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.576537][ T32] r5:00001000 r4:dfa01000 [ 1324.576586][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.576629][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.576712][ T32] r5:85494f8c r4:85494c00 [ 1324.576750][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.576796][ T32] r7:ddde2d40 r6:83018200 r5:85494f8c r4:8385a380 [ 1324.576816][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.576902][ T32] r10:61c88647 r9:83a8c800 r8:8385a3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.576944][ T32] r4:8385a380 [ 1324.576992][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.577068][ T32] r10:00000000 r9:8385a380 r8:8027ed34 r7:eb161e60 r6:849c1d80 r5:83a8c800 [ 1324.577092][ T32] r4:00000001 [ 1324.577111][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.577147][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1324.577179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.577206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.577233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.577276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.577300][ T32] r4:84759d00 [ 1324.577797][ T32] INFO: task kworker/1:12:3147 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.577875][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.577938][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.578001][ T32] Call trace: [ 1324.585780][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.585959][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.585989][ T32] r4:00000000 [ 1324.586024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.586068][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.586101][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.586174][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.586203][ T32] 1d60: 80070013 ffffffff [ 1324.586252][ T32] r5:80070013 r4:80239bd0 [ 1324.586276][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.586319][ T32] r4:82ac11e4 [ 1324.586392][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.586443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.586490][ T32] r4:e0721dc0 [ 1324.586516][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.586560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.586582][ T32] r4:00000000 [ 1324.586629][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.586678][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.586725][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.586773][ T32] r5:00001000 r4:ee903000 [ 1324.586793][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.586831][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.586873][ T32] r5:8602278c r4:86022400 [ 1324.586892][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.586960][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.586982][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.587025][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.587046][ T32] r4:847da580 [ 1324.587064][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.587106][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.587127][ T32] r4:00000001 [ 1324.587145][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.587184][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.587210][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.587236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.587262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.587316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.587370][ T32] r4:847cce40 [ 1324.587397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.587427][ T32] INFO: task kworker/1:13:3148 blocked for more than 451 seconds. [ 1324.587487][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.587515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.587536][ T32] task:kworker/1:13 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.587591][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.587634][ T32] Call trace: [ 1324.587679][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.587723][ T32] r10:829187f4 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:83a65400 [ 1324.587744][ T32] r4:83a65400 [ 1324.587763][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.587799][ T32] r5:83a65400 r4:829187f0 [ 1324.587818][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.587866][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.587926][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1324.587952][ T32] r4:00000000 [ 1324.587970][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.588034][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.588088][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.591264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dd2c0 [ 1324.591360][ T32] r4:00000000 [ 1324.591395][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.591545][ T32] r9:83018205 r8:83a65400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1324.591572][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.591617][ T32] r5:00001000 r4:eb4cb000 [ 1324.591784][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.591828][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.591870][ T32] r5:855b578c r4:855b5400 [ 1324.591889][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.591985][ T32] r7:ddde2d40 r6:83018200 r5:855b578c r4:83bf0480 [ 1324.592010][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.592115][ T32] r10:61c88647 r9:83a65400 r8:83bf04ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.592139][ T32] r4:83bf0480 [ 1324.592243][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.592291][ T32] r10:00000000 r9:83bf0480 r8:8027ed34 r7:eb161e60 r6:849c1e00 r5:83a65400 [ 1324.592316][ T32] r4:00000001 [ 1324.592335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.592369][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1324.592448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.592509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.592538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.592590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.592615][ T32] r4:84759d80 [ 1324.593097][ T32] INFO: task kworker/1:13:3148 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.593130][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.593263][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.593309][ T32] Call trace: [ 1324.593593][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.593653][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.593677][ T32] r4:00000000 [ 1324.593696][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.593759][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.593793][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.593820][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.593842][ T32] 1d60: 80070013 ffffffff [ 1324.593864][ T32] r5:80070013 r4:80239bd0 [ 1324.593883][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.593922][ T32] r4:82ac11e4 [ 1324.593940][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.593980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.594028][ T32] r4:e0721dc0 [ 1324.594176][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.594392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.594417][ T32] r4:00000000 [ 1324.594437][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.594480][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.594500][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.594539][ T32] r5:00001000 r4:ee903000 [ 1324.594558][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.594619][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.594662][ T32] r5:8602278c r4:86022400 [ 1324.594707][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.594756][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.594776][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.594818][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.594840][ T32] r4:847da580 [ 1324.594858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.594900][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.594921][ T32] r4:00000001 [ 1324.594988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.595060][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.595114][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.595155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.595201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.595293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.595320][ T32] r4:847cce40 [ 1324.595340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.595390][ T32] INFO: task kworker/1:14:3151 blocked for more than 451 seconds. [ 1324.595427][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.596065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.596527][ T32] task:kworker/1:14 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.596637][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.596691][ T32] Call trace: [ 1324.596741][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.596787][ T32] r10:829187f4 r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:83a8d400 [ 1324.596821][ T32] r4:83a8d400 [ 1324.596843][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.597006][ T32] r5:83a8d400 r4:829187f0 [ 1324.597028][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.597069][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.597112][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.597132][ T32] r4:00000000 [ 1324.597150][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.597193][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.597254][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.597297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85524c80 [ 1324.597319][ T32] r4:00000000 [ 1324.597337][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.597403][ T32] r9:83018205 r8:83a8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1324.597426][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.597570][ T32] r5:00001000 r4:eab31000 [ 1324.597644][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.597686][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.597726][ T32] r5:8542478c r4:85424400 [ 1324.597745][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.597789][ T32] r7:ddde2d40 r6:83018200 r5:8542478c r4:845d9000 [ 1324.597807][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.597849][ T32] r10:61c88647 r9:83a8d400 r8:845d902c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.597870][ T32] r4:845d9000 [ 1324.597888][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.597929][ T32] r10:00000000 r9:845d9000 r8:8027ed34 r7:eb161e60 r6:849c1e80 r5:83a8d400 [ 1324.597950][ T32] r4:00000001 [ 1324.597968][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.598000][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.598024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.598121][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.612016][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.612067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.612105][ T32] r4:849b1000 [ 1324.612632][ T32] INFO: task kworker/1:14:3151 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.612670][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.612806][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.612895][ T32] Call trace: [ 1324.612948][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.613004][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.613027][ T32] r4:00000000 [ 1324.613046][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.613083][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.613111][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.613168][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.613194][ T32] 1d60: 80070013 ffffffff [ 1324.613216][ T32] r5:80070013 r4:80239bd0 [ 1324.613236][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.613278][ T32] r4:82ac11e4 [ 1324.613297][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.613337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.613358][ T32] r4:e0721dc0 [ 1324.613376][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.613441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.613466][ T32] r4:00000000 [ 1324.613485][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.613535][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.613561][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.613603][ T32] r5:00001000 r4:ee903000 [ 1324.613623][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.613673][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.613718][ T32] r5:8602278c r4:86022400 [ 1324.613739][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.613783][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.613803][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.613845][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.613867][ T32] r4:847da580 [ 1324.613886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.613929][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.613950][ T32] r4:00000001 [ 1324.613968][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.614000][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.614025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.614053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.614078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.614105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.614164][ T32] r4:847cce40 [ 1324.614250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.614281][ T32] INFO: task kworker/1:15:3153 blocked for more than 451 seconds. [ 1324.614413][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.614441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.614461][ T32] task:kworker/1:15 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.614541][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.614582][ T32] Call trace: [ 1324.614612][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.614655][ T32] r10:829187f4 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83a81800 [ 1324.614676][ T32] r4:83a81800 [ 1324.614694][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.614732][ T32] r5:83a81800 r4:829187f0 [ 1324.614752][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.614890][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.614964][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.614987][ T32] r4:00000000 [ 1324.615005][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.615041][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.615075][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.615114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647300 [ 1324.615344][ T32] r4:00000000 [ 1324.615367][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.615411][ T32] r9:83018205 r8:83a81800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.615432][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.615471][ T32] r5:00001000 r4:eab5d000 [ 1324.615489][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.615529][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.615568][ T32] r5:85424b8c r4:85424800 [ 1324.615586][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.615627][ T32] r7:ddde2d40 r6:83018200 r5:85424b8c r4:845d9080 [ 1324.615646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.615689][ T32] r10:61c88647 r9:83a81800 r8:845d90ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.615709][ T32] r4:845d9080 [ 1324.615727][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.615770][ T32] r10:00000000 r9:845d9080 r8:8027ed34 r7:eb161e60 r6:845d9100 r5:83a81800 [ 1324.615791][ T32] r4:00000001 [ 1324.615911][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.615950][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.615975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.616027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.616056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.616085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.616174][ T32] r4:849b1000 [ 1324.616497][ T32] INFO: task kworker/1:15:3153 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.616529][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.616791][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.616841][ T32] Call trace: [ 1324.616870][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.616978][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.617004][ T32] r4:00000000 [ 1324.617024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.617060][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.617088][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.617115][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.617136][ T32] 1d60: 80070013 ffffffff [ 1324.617158][ T32] r5:80070013 r4:80239bd0 [ 1324.617185][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.617379][ T32] r4:82ac11e4 [ 1324.617403][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.617458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.617544][ T32] r4:e0721dc0 [ 1324.617566][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.617607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.617627][ T32] r4:00000000 [ 1324.617645][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.617700][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.617725][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.617765][ T32] r5:00001000 r4:ee903000 [ 1324.617784][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.617820][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.617885][ T32] r5:8602278c r4:86022400 [ 1324.618010][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.618076][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.627304][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.627395][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.627419][ T32] r4:847da580 [ 1324.627466][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.627517][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.627540][ T32] r4:00000001 [ 1324.627558][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.627649][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.627682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.627737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.627801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.627834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.627855][ T32] r4:847cce40 [ 1324.627879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.627943][ T32] INFO: task kworker/1:16:3155 blocked for more than 451 seconds. [ 1324.628120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.628579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.628610][ T32] task:kworker/1:16 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.628670][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.628737][ T32] Call trace: [ 1324.628861][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.628913][ T32] r10:829187f4 r9:dfad1d84 r8:00000002 r7:60000013 r6:dfad1d8c r5:83a68c00 [ 1324.628952][ T32] r4:83a68c00 [ 1324.628976][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.629028][ T32] r5:83a68c00 r4:829187f0 [ 1324.629064][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.629106][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.629149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1324.629178][ T32] r4:00000000 [ 1324.629198][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.629235][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.629286][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.629341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857216c0 [ 1324.629366][ T32] r4:00000000 [ 1324.629396][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.629452][ T32] r9:83018205 r8:83a68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1324.629499][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.629555][ T32] r5:00001000 r4:dfaa7000 [ 1324.629579][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.629638][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.629948][ T32] r5:85694f8c r4:85694c00 [ 1324.629973][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.630019][ T32] r7:ddde2d40 r6:83018200 r5:85694f8c r4:845d9180 [ 1324.630039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.630083][ T32] r10:61c88647 r9:83a68c00 r8:845d91ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.630104][ T32] r4:845d9180 [ 1324.630122][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.630172][ T32] r10:00000000 r9:845d9180 r8:8027ed34 r7:eb161e60 r6:845d9200 r5:83a68c00 [ 1324.630196][ T32] r4:00000001 [ 1324.630591][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.630637][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1324.630666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.630693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.630718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.630745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.630766][ T32] r4:849b1000 [ 1324.631602][ T32] INFO: task kworker/1:16:3155 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.632171][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.632271][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.632328][ T32] Call trace: [ 1324.632360][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.632435][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.632473][ T32] r4:00000000 [ 1324.632524][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.632591][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.632674][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.632704][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.632727][ T32] 1d60: 80070013 ffffffff [ 1324.632775][ T32] r5:80070013 r4:80239bd0 [ 1324.632798][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.632838][ T32] r4:82ac11e4 [ 1324.632857][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.632897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.632918][ T32] r4:e0721dc0 [ 1324.632985][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.633059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.633113][ T32] r4:00000000 [ 1324.633134][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.633184][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.634197][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.634259][ T32] r5:00001000 r4:ee903000 [ 1324.634281][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.634319][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.634358][ T32] r5:8602278c r4:86022400 [ 1324.634376][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.634421][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.634442][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.634484][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.634516][ T32] r4:847da580 [ 1324.634539][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.634584][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.634605][ T32] r4:00000001 [ 1324.634623][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.634709][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.634763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.634894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.634946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.634980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.635002][ T32] r4:847cce40 [ 1324.635022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.635049][ T32] INFO: task kworker/1:17:3156 blocked for more than 451 seconds. [ 1324.635081][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.635105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.635392][ T32] task:kworker/1:17 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.635852][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.635893][ T32] Call trace: [ 1324.635952][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.635997][ T32] r10:829187f4 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:83838000 [ 1324.636018][ T32] r4:83838000 [ 1324.636062][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.636106][ T32] r5:83838000 r4:829187f0 [ 1324.636125][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.636162][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.636213][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.636435][ T32] r4:00000000 [ 1324.636459][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.636496][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.636529][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.636568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563aac0 [ 1324.636600][ T32] r4:00000000 [ 1324.636650][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.636698][ T32] r9:83018205 r8:83838000 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1324.636739][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.636780][ T32] r5:00001000 r4:dfa6b000 [ 1324.636799][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.636835][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.636874][ T32] r5:847e7f8c r4:847e7c00 [ 1324.636904][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.636950][ T32] r7:ddde2d40 r6:83018200 r5:847e7f8c r4:845d9280 [ 1324.637085][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.637132][ T32] r10:61c88647 r9:83838000 r8:845d92ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.637170][ T32] r4:845d9280 [ 1324.637217][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.637264][ T32] r10:00000000 r9:845d9280 r8:8027ed34 r7:dfad1e60 r6:845d9300 r5:83838000 [ 1324.637285][ T32] r4:00000001 [ 1324.637313][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.637351][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.637376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.637403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.637428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.637455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.637476][ T32] r4:849b1000 [ 1324.637793][ T32] INFO: task kworker/1:17:3156 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.637825][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.658578][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.658665][ T32] Call trace: [ 1324.658705][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.658761][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.658784][ T32] r4:00000000 [ 1324.658804][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.658842][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.658872][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.658899][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.658958][ T32] 1d60: 80070013 ffffffff [ 1324.659005][ T32] r5:80070013 r4:80239bd0 [ 1324.659027][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.659089][ T32] r4:82ac11e4 [ 1324.659114][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.659172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.659197][ T32] r4:e0721dc0 [ 1324.659217][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.659479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.659506][ T32] r4:00000000 [ 1324.659554][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.659604][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.659626][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.659691][ T32] r5:00001000 r4:ee903000 [ 1324.659714][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.659921][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.659974][ T32] r5:8602278c r4:86022400 [ 1324.660544][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.660597][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.660619][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.660663][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.660684][ T32] r4:847da580 [ 1324.660702][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.660746][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.660767][ T32] r4:00000001 [ 1324.660797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.660836][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.660862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.660889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.660920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.660948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.660969][ T32] r4:847cce40 [ 1324.660991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.661020][ T32] INFO: task kworker/1:18:3159 blocked for more than 451 seconds. [ 1324.661053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.661078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.661117][ T32] task:kworker/1:18 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.661172][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.661214][ T32] Call trace: [ 1324.661244][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.661288][ T32] r10:829187f4 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:8383b000 [ 1324.661310][ T32] r4:8383b000 [ 1324.661328][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.661366][ T32] r5:8383b000 r4:829187f0 [ 1324.661385][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.661422][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.661464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.661521][ T32] r4:00000000 [ 1324.661544][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.661581][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.661617][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.661655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85721040 [ 1324.661700][ T32] r4:00000000 [ 1324.661722][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.661789][ T32] r9:83018205 r8:8383b000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.661813][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.661853][ T32] r5:00001000 r4:eb543000 [ 1324.661872][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.661908][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.661951][ T32] r5:85694b8c r4:85694800 [ 1324.661969][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.662012][ T32] r7:ddde2d40 r6:83018200 r5:85694b8c r4:845d9380 [ 1324.662031][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.662073][ T32] r10:61c88647 r9:8383b000 r8:845d93ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.662093][ T32] r4:845d9380 [ 1324.662111][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.662170][ T32] r10:00000000 r9:845d9380 r8:8027ed34 r7:dfad1e60 r6:845d9400 r5:8383b000 [ 1324.662204][ T32] r4:00000001 [ 1324.662248][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.662286][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.662390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.662764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.662803][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.662836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.662858][ T32] r4:849b1600 [ 1324.663369][ T32] INFO: task kworker/1:18:3159 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.663404][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.663510][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.663626][ T32] Call trace: [ 1324.663835][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.663886][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.663955][ T32] r4:00000000 [ 1324.663978][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.664090][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.664122][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.664176][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.664253][ T32] 1d60: 80070013 ffffffff [ 1324.664279][ T32] r5:80070013 r4:80239bd0 [ 1324.664298][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.664364][ T32] r4:82ac11e4 [ 1324.664386][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.664426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.664448][ T32] r4:e0721dc0 [ 1324.664467][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.664505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.664545][ T32] r4:00000000 [ 1324.664569][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.664638][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.664663][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.664941][ T32] r5:00001000 r4:ee903000 [ 1324.664964][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.665002][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.665051][ T32] r5:8602278c r4:86022400 [ 1324.665073][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.665119][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.665166][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.665238][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.665262][ T32] r4:847da580 [ 1324.665283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.665326][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.665347][ T32] r4:00000001 [ 1324.665365][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.665398][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.665422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.665460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.665540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.665570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.665591][ T32] r4:847cce40 [ 1324.665609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.665806][ T32] INFO: task kworker/1:19:3161 blocked for more than 451 seconds. [ 1324.665855][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.665888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.665908][ T32] task:kworker/1:19 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.666067][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.666154][ T32] Call trace: [ 1324.666200][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.666243][ T32] r10:829187f4 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:84288c00 [ 1324.666265][ T32] r4:84288c00 [ 1324.666283][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.666321][ T32] r5:84288c00 r4:829187f0 [ 1324.666339][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.666378][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.666452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.666477][ T32] r4:00000000 [ 1324.666496][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.666562][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.666600][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.666655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84420f80 [ 1324.666701][ T32] r4:00000000 [ 1324.666823][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.666879][ T32] r9:83018205 r8:84288c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1324.666903][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.667076][ T32] r5:00001000 r4:ec95d000 [ 1324.667101][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.667166][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.667212][ T32] r5:857d4f8c r4:857d4c00 [ 1324.667231][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.667272][ T32] r7:ddde2d40 r6:83018200 r5:857d4f8c r4:845d9480 [ 1324.667292][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.667334][ T32] r10:61c88647 r9:84288c00 r8:845d94ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.667429][ T32] r4:845d9480 [ 1324.667452][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.667495][ T32] r10:00000000 r9:845d9480 r8:8027ed34 r7:dfad1e60 r6:845d9500 r5:84288c00 [ 1324.667516][ T32] r4:00000001 [ 1324.667535][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.667568][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.667592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.667618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.667643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.667756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.667857][ T32] r4:849b1840 [ 1324.688920][ T32] INFO: task kworker/1:19:3161 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.689035][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.689111][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.689250][ T32] Call trace: [ 1324.689298][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.689357][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.689382][ T32] r4:00000000 [ 1324.689402][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.689440][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.689490][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.689688][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.689942][ T32] 1d60: 80070013 ffffffff [ 1324.689973][ T32] r5:80070013 r4:80239bd0 [ 1324.689994][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.690040][ T32] r4:82ac11e4 [ 1324.690085][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.690608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.690637][ T32] r4:e0721dc0 [ 1324.690945][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.690997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.691636][ T32] r4:00000000 [ 1324.691661][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.691719][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.691745][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.691788][ T32] r5:00001000 r4:ee903000 [ 1324.691813][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.692149][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.692199][ T32] r5:8602278c r4:86022400 [ 1324.692236][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.692285][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.692305][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.692738][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.692763][ T32] r4:847da580 [ 1324.692785][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.693929][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.694068][ T32] r4:00000001 [ 1324.694093][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.694128][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.694154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.694188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.694213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.694240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.694261][ T32] r4:847cce40 [ 1324.694282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.694310][ T32] INFO: task kworker/1:20:3163 blocked for more than 451 seconds. [ 1324.694347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.694371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.694391][ T32] task:kworker/1:20 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.694507][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.694548][ T32] Call trace: [ 1324.694595][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.694640][ T32] r10:829187f4 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:8428d400 [ 1324.694662][ T32] r4:8428d400 [ 1324.694986][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.695033][ T32] r5:8428d400 r4:829187f0 [ 1324.695053][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.695091][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.695135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 [ 1324.695391][ T32] r4:00000000 [ 1324.695417][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.695455][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.696337][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.696407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85725f40 [ 1324.696433][ T32] r4:00000000 [ 1324.696452][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.696494][ T32] r9:83018205 r8:8428d400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1324.696515][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.696554][ T32] r5:00001000 r4:ebc77000 [ 1324.696572][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.696609][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.696648][ T32] r5:85796f8c r4:85796c00 [ 1324.696689][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.696767][ T32] r7:ddde2d40 r6:83018200 r5:85796f8c r4:845d9580 [ 1324.696794][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.696838][ T32] r10:61c88647 r9:8428d400 r8:845d95ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.696862][ T32] r4:845d9580 [ 1324.697009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.697055][ T32] r10:00000000 r9:845d9580 r8:8027ed34 r7:dfaede60 r6:845d9600 r5:8428d400 [ 1324.697078][ T32] r4:00000001 [ 1324.697096][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.697154][ T32] Exception stack(0xdfb25fb0 to 0xdfb25ff8) [ 1324.697189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.697240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.697346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.697381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.697403][ T32] r4:849b18c0 [ 1324.697821][ T32] INFO: task kworker/1:20:3163 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.697854][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.697909][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.697964][ T32] Call trace: [ 1324.697998][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.698115][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.715429][ T32] r4:00000000 [ 1324.715471][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.715532][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.715601][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.715634][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.715675][ T32] 1d60: 80070013 ffffffff [ 1324.715740][ T32] r5:80070013 r4:80239bd0 [ 1324.715788][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.715872][ T32] r4:82ac11e4 [ 1324.715917][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.715963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.715985][ T32] r4:e0721dc0 [ 1324.716005][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.716046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.716089][ T32] r4:00000000 [ 1324.716111][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.716200][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.716285][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.716386][ T32] r5:00001000 r4:ee903000 [ 1324.716410][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.716451][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.716491][ T32] r5:8602278c r4:86022400 [ 1324.716511][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.716581][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.716605][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.716649][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.716670][ T32] r4:847da580 [ 1324.716689][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.716968][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.716997][ T32] r4:00000001 [ 1324.718133][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.726378][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.726577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.726611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.726665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.726700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.726738][ T32] r4:847cce40 [ 1324.726765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.726805][ T32] INFO: task kworker/0:12:3164 blocked for more than 451 seconds. [ 1324.726841][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.726890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.726915][ T32] task:kworker/0:12 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.727088][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.727149][ T32] Call trace: [ 1324.727187][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.727237][ T32] r10:829187f4 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:8383a400 [ 1324.727258][ T32] r4:8383a400 [ 1324.727406][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.727449][ T32] r5:8383a400 r4:829187f0 [ 1324.727470][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.727509][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.727553][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1324.727574][ T32] r4:00000000 [ 1324.727592][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.727627][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.727665][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.727732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85572ac0 [ 1324.727783][ T32] r4:00000000 [ 1324.727833][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.727906][ T32] r9:83018005 r8:8383a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1324.727931][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.727972][ T32] r5:00001000 r4:ec567000 [ 1324.728087][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.732678][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.732824][ T32] r5:8577138c r4:85771000 [ 1324.732901][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.732952][ T32] r7:dddced40 r6:83018000 r5:8577138c r4:849c1f00 [ 1324.732974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.733018][ T32] r10:61c88647 r9:8383a400 r8:849c1f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.733040][ T32] r4:849c1f00 [ 1324.733087][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.733136][ T32] r10:00000000 r9:849c1f00 r8:8027ed34 r7:dfa29e60 r6:845d9680 r5:8383a400 [ 1324.733162][ T32] r4:00000001 [ 1324.733257][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.733298][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1324.733433][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.733556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.733591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.733668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.733698][ T32] r4:849dc2c0 [ 1324.734177][ T32] INFO: task kworker/0:12:3164 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.734211][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.734332][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.734388][ T32] Call trace: [ 1324.734418][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.734532][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.734559][ T32] r4:00000000 [ 1324.734578][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.734615][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.734643][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.734670][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.734692][ T32] 1d60: 80070013 ffffffff [ 1324.734788][ T32] r5:80070013 r4:80239bd0 [ 1324.734863][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.734907][ T32] r4:82ac11e4 [ 1324.734943][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.734988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.735010][ T32] r4:e0721dc0 [ 1324.735029][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.735106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.735132][ T32] r4:00000000 [ 1324.735152][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.735202][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.735222][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.735262][ T32] r5:00001000 r4:ee903000 [ 1324.735291][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.735332][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.735372][ T32] r5:8602278c r4:86022400 [ 1324.735390][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.735433][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.735453][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.735496][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.735517][ T32] r4:847da580 [ 1324.735536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.735577][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.735598][ T32] r4:00000001 [ 1324.735617][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.735651][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.735710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.735742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.735768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.735813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.735913][ T32] r4:847cce40 [ 1324.735945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.735972][ T32] INFO: task kworker/0:13:3167 blocked for more than 451 seconds. [ 1324.736055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.736084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.736105][ T32] task:kworker/0:13 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.736164][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.736210][ T32] Call trace: [ 1324.736240][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.736284][ T32] r10:829187f4 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:84108000 [ 1324.736307][ T32] r4:84108000 [ 1324.736470][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.736515][ T32] r5:84108000 r4:829187f0 [ 1324.736536][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.736573][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.736760][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1324.736787][ T32] r4:00000000 [ 1324.736807][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.736844][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.736897][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.736974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29040 [ 1324.736998][ T32] r4:00000000 [ 1324.737068][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.737114][ T32] r9:83018005 r8:84108000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1324.737217][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.737269][ T32] r5:00001000 r4:ec9e7000 [ 1324.737288][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.737326][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.737365][ T32] r5:85a8138c r4:85a81000 [ 1324.737384][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.737451][ T32] r7:dddced40 r6:83018000 r5:85a8138c r4:849c1f80 [ 1324.737481][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.737803][ T32] r10:61c88647 r9:84108000 r8:849c1fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.737835][ T32] r4:849c1f80 [ 1324.737855][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.738132][ T32] r10:00000000 r9:849c1f80 r8:8027ed34 r7:dfb29e60 r6:845d9700 r5:84108000 [ 1324.746401][ T32] r4:00000001 [ 1324.746441][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.746496][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1324.746554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.746622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.746652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.746686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.746709][ T32] r4:849dc880 [ 1324.747230][ T32] INFO: task kworker/0:13:3167 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.747269][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.747353][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.747459][ T32] Call trace: [ 1324.747554][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.747619][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.747652][ T32] r4:00000000 [ 1324.747674][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.747713][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.747792][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.747825][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.747873][ T32] 1d60: 80070013 ffffffff [ 1324.747925][ T32] r5:80070013 r4:80239bd0 [ 1324.748023][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.748070][ T32] r4:82ac11e4 [ 1324.748145][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.754989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.755065][ T32] r4:e0721dc0 [ 1324.755093][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.755165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.755192][ T32] r4:00000000 [ 1324.755212][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.755259][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.755281][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.755324][ T32] r5:00001000 r4:ee903000 [ 1324.755344][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.755401][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.755531][ T32] r5:8602278c r4:86022400 [ 1324.755555][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.755601][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.755646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.755701][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.755722][ T32] r4:847da580 [ 1324.755742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.755785][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.755806][ T32] r4:00000001 [ 1324.755826][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.755874][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.755908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.755936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.755961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.755989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.756010][ T32] r4:847cce40 [ 1324.756132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.756180][ T32] INFO: task kworker/0:14:3168 blocked for more than 451 seconds. [ 1324.756215][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.756239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.756260][ T32] task:kworker/0:14 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.756331][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.756380][ T32] Call trace: [ 1324.756437][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.756540][ T32] r10:829187f4 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:84109800 [ 1324.756567][ T32] r4:84109800 [ 1324.756587][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.756627][ T32] r5:84109800 r4:829187f0 [ 1324.756647][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.756684][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.756745][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1324.756768][ T32] r4:00000000 [ 1324.756787][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.756823][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.756859][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.756899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85514640 [ 1324.756921][ T32] r4:00000000 [ 1324.756957][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.757014][ T32] r9:83018005 r8:84109800 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1324.757163][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.757285][ T32] r5:00001000 r4:dfae3000 [ 1324.757308][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.757347][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.757387][ T32] r5:8577338c r4:85773000 [ 1324.757407][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.757448][ T32] r7:dddced40 r6:83018000 r5:8577338c r4:849c1400 [ 1324.757495][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.757568][ T32] r10:61c88647 r9:84109800 r8:849c142c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.757600][ T32] r4:849c1400 [ 1324.757620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.757689][ T32] r10:00000000 r9:849c1400 r8:8027ed34 r7:dfb39e60 r6:845d9780 r5:84109800 [ 1324.757715][ T32] r4:00000001 [ 1324.757760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.757798][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1324.757824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.757853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.757879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.757906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.757928][ T32] r4:84954ec0 [ 1324.762658][ T32] INFO: task kworker/0:14:3168 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.762747][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.762819][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.762874][ T32] Call trace: [ 1324.762960][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.763096][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.763125][ T32] r4:00000000 [ 1324.763146][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.763191][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.763220][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.763250][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.763274][ T32] 1d60: 80070013 ffffffff [ 1324.763642][ T32] r5:80070013 r4:80239bd0 [ 1324.763667][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.763725][ T32] r4:82ac11e4 [ 1324.763748][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.763790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.763812][ T32] r4:e0721dc0 [ 1324.763932][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.764003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.764028][ T32] r4:00000000 [ 1324.764048][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.764094][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.764166][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.764213][ T32] r5:00001000 r4:ee903000 [ 1324.764233][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.764271][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.764313][ T32] r5:8602278c r4:86022400 [ 1324.764351][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.764399][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.764421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.764464][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.764511][ T32] r4:847da580 [ 1324.764536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.764582][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.764604][ T32] r4:00000001 [ 1324.764623][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.764655][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.764679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.764755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.764859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.764889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.764911][ T32] r4:847cce40 [ 1324.764954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.764984][ T32] INFO: task kworker/0:15:3170 blocked for more than 451 seconds. [ 1324.765016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.765039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.765059][ T32] task:kworker/0:15 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.765161][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.765278][ T32] Call trace: [ 1324.765387][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.765530][ T32] r10:829187f4 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:8410e000 [ 1324.765555][ T32] r4:8410e000 [ 1324.765576][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.765614][ T32] r5:8410e000 r4:829187f0 [ 1324.765633][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.765669][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.765713][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1324.765733][ T32] r4:00000000 [ 1324.765751][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.765786][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.766084][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.766128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29700 [ 1324.766164][ T32] r4:00000000 [ 1324.766187][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.766647][ T32] r9:83018005 r8:8410e000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1324.766672][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.766860][ T32] r5:00001000 r4:ecabf000 [ 1324.766884][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.766948][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.766992][ T32] r5:85a8278c r4:85a82400 [ 1324.767012][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.767055][ T32] r7:dddced40 r6:83018000 r5:85a8278c r4:849c1380 [ 1324.767074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.767116][ T32] r10:61c88647 r9:8410e000 r8:849c13ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.767150][ T32] r4:849c1380 [ 1324.767193][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.767274][ T32] r10:00000000 r9:849c1380 r8:8027ed34 r7:dfb39e60 r6:845d9800 r5:8410e000 [ 1324.767309][ T32] r4:00000001 [ 1324.767329][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.767364][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1324.767389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.767416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.767442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.767468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.767489][ T32] r4:84954ec0 [ 1324.768552][ T32] INFO: task kworker/0:15:3170 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.781270][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.781355][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.781415][ T32] Call trace: [ 1324.781448][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.781522][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.781579][ T32] r4:00000000 [ 1324.781602][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.781641][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.781670][ T32] 1d20: bc557000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.781697][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.781719][ T32] 1d60: 80070013 ffffffff [ 1324.781741][ T32] r5:80070013 r4:80239bd0 [ 1324.781759][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.781841][ T32] r4:82ac11e4 [ 1324.781864][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.781905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.781928][ T32] r4:e0721dc0 [ 1324.781947][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.781987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.782876][ T32] r4:00000000 [ 1324.782901][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.782968][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.782991][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.783172][ T32] r5:00001000 r4:ee903000 [ 1324.783715][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.783758][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.783868][ T32] r5:8602278c r4:86022400 [ 1324.783891][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.784163][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.784189][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.784233][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.784255][ T32] r4:847da580 [ 1324.784274][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.784317][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.784339][ T32] r4:00000001 [ 1324.784357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.784389][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.784413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.784450][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.784479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.784507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.784528][ T32] r4:847cce40 [ 1324.784552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.784889][ T32] INFO: task kworker/1:21:3173 blocked for more than 451 seconds. [ 1324.784926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.784952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.784972][ T32] task:kworker/1:21 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.785154][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.785603][ T32] Call trace: [ 1324.785634][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.785678][ T32] r10:829187f4 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:84108c00 [ 1324.785701][ T32] r4:84108c00 [ 1324.785817][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.785861][ T32] r5:84108c00 r4:829187f0 [ 1324.785880][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.785917][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.785960][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1324.786123][ T32] r4:00000000 [ 1324.786152][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.786198][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.787083][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.787139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8499e080 [ 1324.787167][ T32] r4:00000000 [ 1324.787695][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.787743][ T32] r9:83018205 r8:84108c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.787763][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.788814][ T32] r5:00001000 r4:eb853000 [ 1324.799239][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.799317][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.799439][ T32] r5:858c2f8c r4:858c2c00 [ 1324.799492][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.799561][ T32] r7:ddde2d40 r6:83018200 r5:858c2f8c r4:845d9880 [ 1324.799584][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.799631][ T32] r10:61c88647 r9:84108c00 r8:845d98ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.799654][ T32] r4:845d9880 [ 1324.799673][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.799718][ T32] r10:00000000 r9:845d9880 r8:8027ed34 r7:dfaede60 r6:845d9900 r5:84108c00 [ 1324.799740][ T32] r4:00000001 [ 1324.799841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.799935][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1324.799968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.799996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.800160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.800192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.800271][ T32] r4:849b19c0 [ 1324.800755][ T32] INFO: task kworker/1:21:3173 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.800790][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.800889][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.800938][ T32] Call trace: [ 1324.800970][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.801019][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.801041][ T32] r4:00000000 [ 1324.801061][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.801098][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.801126][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.801153][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.801181][ T32] 1d60: 80070013 ffffffff [ 1324.801203][ T32] r5:80070013 r4:80239bd0 [ 1324.801223][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.801264][ T32] r4:82ac11e4 [ 1324.801298][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.801344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.801367][ T32] r4:e0721dc0 [ 1324.801389][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.801431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.801453][ T32] r4:00000000 [ 1324.801472][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.801515][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.801551][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.801598][ T32] r5:00001000 r4:ee903000 [ 1324.801617][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.801654][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.801694][ T32] r5:8602278c r4:86022400 [ 1324.801712][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.801755][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.801858][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.801912][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.801934][ T32] r4:847da580 [ 1324.801953][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.802107][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.802133][ T32] r4:00000001 [ 1324.802153][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.802193][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.802219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.802245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.802269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.802296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.802594][ T32] r4:847cce40 [ 1324.802619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.802647][ T32] INFO: task kworker/1:22:3175 blocked for more than 451 seconds. [ 1324.802679][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.802702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.802722][ T32] task:kworker/1:22 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.802781][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.802821][ T32] Call trace: [ 1324.802980][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.803133][ T32] r10:829187f4 r9:dfb15d84 r8:00000002 r7:60000013 r6:dfb15d8c r5:8410a400 [ 1324.803164][ T32] r4:8410a400 [ 1324.803186][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.803225][ T32] r5:8410a400 r4:829187f0 [ 1324.803528][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.803571][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.803614][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1324.803853][ T32] r4:00000000 [ 1324.803882][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.803920][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.803955][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.803993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595fac0 [ 1324.804440][ T32] r4:00000000 [ 1324.804464][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.804508][ T32] r9:83018205 r8:8410a400 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1324.804528][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.804569][ T32] r5:00001000 r4:eab53000 [ 1324.804587][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.804623][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.804662][ T32] r5:857d6f8c r4:857d6c00 [ 1324.805012][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.805414][ T32] r7:ddde2d40 r6:83018200 r5:857d6f8c r4:845d9980 [ 1324.805439][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.805482][ T32] r10:61c88647 r9:8410a400 r8:845d99ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.805647][ T32] r4:845d9980 [ 1324.806103][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.806155][ T32] r10:00000000 r9:845d9980 r8:8027ed34 r7:dfb49e60 r6:845d9a00 r5:8410a400 [ 1324.806183][ T32] r4:00000001 [ 1324.806201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.806234][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1324.806953][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.807043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.807119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.807152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.807200][ T32] r4:8499e000 [ 1324.807485][ T32] INFO: task kworker/1:22:3175 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.807518][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.807789][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.807840][ T32] Call trace: [ 1324.825016][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.825186][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.825246][ T32] r4:00000000 [ 1324.825297][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.825389][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.825464][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.825531][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.825588][ T32] 1d60: 80070013 ffffffff [ 1324.825666][ T32] r5:80070013 r4:80239bd0 [ 1324.825743][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.825848][ T32] r4:82ac11e4 [ 1324.825896][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.825996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.826050][ T32] r4:e0721dc0 [ 1324.826100][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.826197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.826250][ T32] r4:00000000 [ 1324.826310][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.826416][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.826638][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.826751][ T32] r5:00001000 r4:ee903000 [ 1324.826799][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.826887][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.827030][ T32] r5:8602278c r4:86022400 [ 1324.827095][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.827381][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.827441][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.827542][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.827597][ T32] r4:847da580 [ 1324.827648][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.827761][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.827814][ T32] r4:00000001 [ 1324.827861][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.827952][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.828013][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.828076][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.837021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.837190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.837256][ T32] r4:847cce40 [ 1324.837317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.837404][ T32] INFO: task kworker/1:23:3177 blocked for more than 451 seconds. [ 1324.837516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.837601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.837658][ T32] task:kworker/1:23 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.837777][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.837905][ T32] Call trace: [ 1324.837992][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.846154][ T32] r10:829187f4 r9:dfb69d84 r8:00000002 r7:60000013 r6:dfb69d8c r5:8410b000 [ 1324.846297][ T32] r4:8410b000 [ 1324.846355][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.846478][ T32] r5:8410b000 r4:829187f0 [ 1324.846534][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.846627][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.846724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.846801][ T32] r4:00000000 [ 1324.846866][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.847002][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.847109][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.847227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ecf80 [ 1324.847302][ T32] r4:00000000 [ 1324.847357][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.847463][ T32] r9:83018205 r8:8410b000 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1324.847533][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.847646][ T32] r5:00001000 r4:dfbf5000 [ 1324.847710][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.847805][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.847897][ T32] r5:85a26b8c r4:85a26800 [ 1324.847970][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.848142][ T32] r7:ddde2d40 r6:83018200 r5:85a26b8c r4:845d9a80 [ 1324.848981][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.849121][ T32] r10:61c88647 r9:8410b000 r8:845d9aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.849179][ T32] r4:845d9a80 [ 1324.849227][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.849329][ T32] r10:00000000 r9:845d9a80 r8:8027ed34 r7:dfb15e60 r6:845d9b00 r5:8410b000 [ 1324.849384][ T32] r4:00000001 [ 1324.849452][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.849540][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.849627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.849700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.849778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.849864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.849931][ T32] r4:8499e180 [ 1324.850788][ T32] INFO: task kworker/1:23:3177 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.850871][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.851061][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.851170][ T32] Call trace: [ 1324.851244][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.851347][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.851402][ T32] r4:00000000 [ 1324.851448][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.851534][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.851607][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.851674][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.851731][ T32] 1d60: 80070013 ffffffff [ 1324.851788][ T32] r5:80070013 r4:80239bd0 [ 1324.851838][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.851963][ T32] r4:82ac11e4 [ 1324.852038][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.852136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.852187][ T32] r4:e0721dc0 [ 1324.852236][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.852331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.852381][ T32] r4:00000000 [ 1324.852428][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.852528][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.852579][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.852677][ T32] r5:00001000 r4:ee903000 [ 1324.852732][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.852815][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.852897][ T32] r5:8602278c r4:86022400 [ 1324.852960][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.853061][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.853217][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.853327][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.853398][ T32] r4:847da580 [ 1324.853448][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.853550][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.853604][ T32] r4:00000001 [ 1324.853651][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.853728][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.853812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.853884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.853950][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.854013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.854065][ T32] r4:847cce40 [ 1324.854112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.854191][ T32] INFO: task kworker/1:24:3180 blocked for more than 451 seconds. [ 1324.854288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.854351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.854400][ T32] task:kworker/1:24 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.854507][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.854600][ T32] Call trace: [ 1324.854673][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.854769][ T32] r10:829187f4 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:8410d400 [ 1324.854823][ T32] r4:8410d400 [ 1324.854894][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.855046][ T32] r5:8410d400 r4:829187f0 [ 1324.855112][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.855200][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.855304][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 1324.855355][ T32] r4:00000000 [ 1324.855395][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.855479][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.855575][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.855692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85966000 [ 1324.855754][ T32] r4:00000000 [ 1324.855800][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.855896][ T32] r9:83018205 r8:8410d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.855957][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.856047][ T32] r5:00001000 r4:eb3a1000 [ 1324.856096][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.856184][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.856274][ T32] r5:844dbf8c r4:844dbc00 [ 1324.856322][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.856427][ T32] r7:ddde2d40 r6:83018200 r5:844dbf8c r4:845d9b80 [ 1324.856483][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.856585][ T32] r10:61c88647 r9:8410d400 r8:845d9bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.856635][ T32] r4:845d9b80 [ 1324.856707][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.856849][ T32] r10:00000000 r9:845d9b80 r8:8027ed34 r7:dfb69e60 r6:845d9c00 r5:8410d400 [ 1324.856929][ T32] r4:00000001 [ 1324.856979][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.857057][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1324.857117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.857178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.857241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.857305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.857358][ T32] r4:8499e280 [ 1324.857944][ T32] INFO: task kworker/1:24:3180 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.858225][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.879153][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.879323][ T32] Call trace: [ 1324.879418][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.879532][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.879586][ T32] r4:00000000 [ 1324.879633][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.879722][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.879792][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.879859][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.879951][ T32] 1d60: 80070013 ffffffff [ 1324.880011][ T32] r5:80070013 r4:80239bd0 [ 1324.880061][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.880157][ T32] r4:82ac11e4 [ 1324.880202][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.880295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.880347][ T32] r4:e0721dc0 [ 1324.880395][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.880488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.880542][ T32] r4:00000000 [ 1324.880590][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.880695][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.880746][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.880842][ T32] r5:00001000 r4:ee903000 [ 1324.880889][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.880987][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.881082][ T32] r5:8602278c r4:86022400 [ 1324.881153][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.881266][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.881343][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.881470][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.881532][ T32] r4:847da580 [ 1324.881581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.881705][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.881762][ T32] r4:00000001 [ 1324.881810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.881891][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.881970][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.882040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.882103][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.882167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.882219][ T32] r4:847cce40 [ 1324.882274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.882342][ T32] INFO: task kworker/1:25:3181 blocked for more than 451 seconds. [ 1324.882436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.882525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.882603][ T32] task:kworker/1:25 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.882713][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.882834][ T32] Call trace: [ 1324.882909][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.883042][ T32] r10:829187f4 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:84289800 [ 1324.883131][ T32] r4:84289800 [ 1324.883199][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.883293][ T32] r5:84289800 r4:829187f0 [ 1324.883337][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.883415][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.883517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1324.883616][ T32] r4:00000000 [ 1324.883683][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.883779][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.883857][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.883957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b400 [ 1324.884013][ T32] r4:00000000 [ 1324.884077][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.884181][ T32] r9:83018205 r8:84289800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.884232][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.884326][ T32] r5:00001000 r4:eb8f7000 [ 1324.884374][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.884465][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.884558][ T32] r5:85a25b8c r4:85a25800 [ 1324.884606][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.884702][ T32] r7:ddde2d40 r6:83018200 r5:85a25b8c r4:845d9c80 [ 1324.884752][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.884850][ T32] r10:61c88647 r9:84289800 r8:845d9cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.884903][ T32] r4:845d9c80 [ 1324.884966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.885089][ T32] r10:00000000 r9:845d9c80 r8:8027ed34 r7:dfb69e60 r6:845d9d00 r5:84289800 [ 1324.885151][ T32] r4:00000001 [ 1324.885200][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.885279][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1324.885363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.885433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.885512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.885586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.885638][ T32] r4:8499e280 [ 1324.886493][ T32] INFO: task kworker/1:25:3181 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.886598][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.886724][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.886829][ T32] Call trace: [ 1324.886903][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.887043][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.887097][ T32] r4:00000000 [ 1324.887169][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.887262][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.887346][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.887416][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.887485][ T32] 1d60: 80070013 ffffffff [ 1324.887543][ T32] r5:80070013 r4:80239bd0 [ 1324.887589][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.887682][ T32] r4:82ac11e4 [ 1324.887747][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.887856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.887909][ T32] r4:e0721dc0 [ 1324.887986][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.909492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.909684][ T32] r4:00000000 [ 1324.909747][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.909890][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.909956][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.910055][ T32] r5:00001000 r4:ee903000 [ 1324.910103][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.910219][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.910320][ T32] r5:8602278c r4:86022400 [ 1324.910407][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.910520][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.910592][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.910702][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.910755][ T32] r4:847da580 [ 1324.910819][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.910974][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.911059][ T32] r4:00000001 [ 1324.911216][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.911317][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.911380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.911443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.911504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.911576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.911629][ T32] r4:847cce40 [ 1324.911686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.911753][ T32] INFO: task kworker/1:26:3183 blocked for more than 451 seconds. [ 1324.911850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.911996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.912070][ T32] task:kworker/1:26 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.912202][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.912321][ T32] Call trace: [ 1324.912413][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.912522][ T32] r10:829187f4 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:83a8ec00 [ 1324.912575][ T32] r4:83a8ec00 [ 1324.912625][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.912712][ T32] r5:83a8ec00 r4:829187f0 [ 1324.912761][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.912850][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.912965][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1324.913020][ T32] r4:00000000 [ 1324.913067][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.913157][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.913286][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.913400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a1a980 [ 1324.913471][ T32] r4:00000000 [ 1324.913525][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.913627][ T32] r9:83018205 r8:83a8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.913679][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.913771][ T32] r5:00001000 r4:eb769000 [ 1324.913819][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.913907][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.914010][ T32] r5:85a7e38c r4:85a7e000 [ 1324.914059][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.914177][ T32] r7:ddde2d40 r6:83018200 r5:85a7e38c r4:845d9d80 [ 1324.914234][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.914336][ T32] r10:61c88647 r9:83a8ec00 r8:845d9dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.914391][ T32] r4:845d9d80 [ 1324.914442][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.914754][ T32] r10:00000000 r9:845d9d80 r8:8027ed34 r7:dfb69e60 r6:849c1300 r5:83a8ec00 [ 1324.915214][ T32] r4:00000001 [ 1324.915266][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.915371][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1324.915441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.915507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.915585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.915676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.915734][ T32] r4:8499e600 [ 1324.916603][ T32] INFO: task kworker/1:26:3183 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.916749][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.916898][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.917006][ T32] Call trace: [ 1324.917077][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.917205][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.917269][ T32] r4:00000000 [ 1324.917318][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.917403][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.917489][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.917556][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.917623][ T32] 1d60: 80070013 ffffffff [ 1324.917671][ T32] r5:80070013 r4:80239bd0 [ 1324.917723][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.917821][ T32] r4:82ac11e4 [ 1324.917870][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.917975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.918067][ T32] r4:e0721dc0 [ 1324.932627][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.932868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.932938][ T32] r4:00000000 [ 1324.932990][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.933096][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.933174][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.933282][ T32] r5:00001000 r4:ee903000 [ 1324.933336][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.933424][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.933518][ T32] r5:8602278c r4:86022400 [ 1324.933565][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.933664][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.933735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.933848][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.933901][ T32] r4:847da580 [ 1324.933963][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.934063][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.934117][ T32] r4:00000001 [ 1324.934163][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.934247][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.934314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.934377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.934439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.934506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.934559][ T32] r4:847cce40 [ 1324.934615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.934701][ T32] INFO: task kworker/1:27:3185 blocked for more than 451 seconds. [ 1324.934784][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.934848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.934901][ T32] task:kworker/1:27 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.935096][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.935204][ T32] Call trace: [ 1324.935280][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.935388][ T32] r10:829187f4 r9:dfba9d84 r8:00000002 r7:60000113 r6:dfba9d8c r5:83a71800 [ 1324.935442][ T32] r4:83a71800 [ 1324.935491][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.935649][ T32] r5:83a71800 r4:829187f0 [ 1324.935709][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.935800][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.935895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 [ 1324.935957][ T32] r4:00000000 [ 1324.936008][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.936099][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.936186][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.936316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbd580 [ 1324.936377][ T32] r4:00000000 [ 1324.936446][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.936566][ T32] r9:83018205 r8:83a71800 r7:00000000 r6:83018200 r5:00001000 r4:7f1bd000 [ 1324.936671][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.936791][ T32] r5:00001000 r4:ecc31000 [ 1324.936840][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.936959][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.937052][ T32] r5:8531b78c r4:8531b400 [ 1324.937118][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.937216][ T32] r7:ddde2d40 r6:83018200 r5:8531b78c r4:845d9e00 [ 1324.937266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.937365][ T32] r10:61c88647 r9:83a71800 r8:845d9e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.937418][ T32] r4:845d9e00 [ 1324.937465][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.937561][ T32] r10:00000000 r9:845d9e00 r8:8027ed34 r7:dfb9de60 r6:842ca280 r5:83a71800 [ 1324.937637][ T32] r4:00000001 [ 1324.937692][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.937777][ T32] Exception stack(0xdfba9fb0 to 0xdfba9ff8) [ 1324.937859][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.937959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.938103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.949333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.949424][ T32] r4:8499e800 [ 1324.950282][ T32] INFO: task kworker/1:27:3185 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.950366][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.950562][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.950811][ T32] Call trace: [ 1324.950910][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.951058][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.951134][ T32] r4:00000000 [ 1324.951189][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.951279][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.951350][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.951432][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.951487][ T32] 1d60: 80070013 ffffffff [ 1324.951562][ T32] r5:80070013 r4:80239bd0 [ 1324.951618][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.951732][ T32] r4:82ac11e4 [ 1324.951785][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.951881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.951936][ T32] r4:e0721dc0 [ 1324.951978][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.952088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.952147][ T32] r4:00000000 [ 1324.952193][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.952291][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.952344][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.952431][ T32] r5:00001000 r4:ee903000 [ 1324.952503][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.952599][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.952687][ T32] r5:8602278c r4:86022400 [ 1324.952735][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.952851][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.952928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.953047][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.953109][ T32] r4:847da580 [ 1324.953155][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.953254][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.953306][ T32] r4:00000001 [ 1324.953351][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.953445][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.953512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.953593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.953660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.953745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.953803][ T32] r4:847cce40 [ 1324.953887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.953992][ T32] INFO: task kworker/1:28:3187 blocked for more than 451 seconds. [ 1324.954088][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.954182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.954253][ T32] task:kworker/1:28 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.954360][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.954455][ T32] Call trace: [ 1324.954550][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.954669][ T32] r10:829187f4 r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:84102400 [ 1324.954735][ T32] r4:84102400 [ 1324.954800][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.954888][ T32] r5:84102400 r4:829187f0 [ 1324.954990][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.955105][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.955226][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1324.955285][ T32] r4:00000000 [ 1324.955332][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.955415][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.955494][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.955604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8499e740 [ 1324.955673][ T32] r4:00000000 [ 1324.955718][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.955806][ T32] r9:83018205 r8:84102400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.955857][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.955966][ T32] r5:00001000 r4:eafb7000 [ 1324.956013][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.956266][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.956379][ T32] r5:85a27f8c r4:85a27c00 [ 1324.956456][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.956574][ T32] r7:ddde2d40 r6:83018200 r5:85a27f8c r4:845d9e80 [ 1324.956646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.956776][ T32] r10:61c88647 r9:84102400 r8:845d9eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.956831][ T32] r4:845d9e80 [ 1324.956895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.957004][ T32] r10:00000000 r9:845d9e80 r8:8027ed34 r7:dfba9e60 r6:83363700 r5:84102400 [ 1324.957058][ T32] r4:00000001 [ 1324.957130][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.957244][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1324.957325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.957396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.957457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.957520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.957573][ T32] r4:8499eb40 [ 1324.976602][ T32] INFO: task kworker/1:28:3187 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.976842][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.977011][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.977141][ T32] Call trace: [ 1324.977347][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.977464][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.977521][ T32] r4:00000000 [ 1324.977591][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.977683][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.977754][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.977822][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.977877][ T32] 1d60: 80070013 ffffffff [ 1324.977960][ T32] r5:80070013 r4:80239bd0 [ 1324.978074][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.986434][ T32] r4:82ac11e4 [ 1324.986525][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.986655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.986711][ T32] r4:e0721dc0 [ 1324.986759][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.986854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.986905][ T32] r4:00000000 [ 1324.986987][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.987088][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.987143][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.987249][ T32] r5:00001000 r4:ee903000 [ 1324.987326][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.987421][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.987517][ T32] r5:8602278c r4:86022400 [ 1324.987583][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.987694][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.987749][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.987865][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.987931][ T32] r4:847da580 [ 1324.987982][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.988162][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.989068][ T32] r4:00000001 [ 1324.989139][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.989264][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.989362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.989438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.989504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.989573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.989787][ T32] r4:847cce40 [ 1324.989864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.989960][ T32] INFO: task kworker/1:29:3188 blocked for more than 451 seconds. [ 1324.990046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.990120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.990204][ T32] task:kworker/1:29 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.990376][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.990483][ T32] Call trace: [ 1324.990596][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.990727][ T32] r10:829187f4 r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:84103000 [ 1324.990804][ T32] r4:84103000 [ 1324.990886][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.991009][ T32] r5:84103000 r4:829187f0 [ 1324.991074][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.991175][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.991275][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1324.991321][ T32] r4:00000000 [ 1324.991379][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.991485][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1324.991593][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.991696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7740 [ 1324.991751][ T32] r4:00000000 [ 1324.991796][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.991897][ T32] r9:83018205 r8:84103000 r7:00000000 r6:83018200 r5:00001000 r4:7f133000 [ 1324.991977][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.992076][ T32] r5:00001000 r4:eb5e1000 [ 1324.992126][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.992238][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.992338][ T32] r5:844e178c r4:844e1400 [ 1324.992389][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.992599][ T32] r7:ddde2d40 r6:83018200 r5:844e178c r4:845d9f00 [ 1324.992660][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.992768][ T32] r10:61c88647 r9:84103000 r8:845d9f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.992826][ T32] r4:845d9f00 [ 1324.992874][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.992988][ T32] r10:00000000 r9:845d9f00 r8:8027ed34 r7:dfbc1e60 r6:83363680 r5:84103000 [ 1324.993079][ T32] r4:00000001 [ 1324.993132][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.993212][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1324.993271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.993357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.993434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.993500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.993556][ T32] r4:8499eb40 [ 1324.994440][ T32] INFO: task kworker/1:29:3188 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1324.994548][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.994705][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.994817][ T32] Call trace: [ 1324.994951][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.995088][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1324.995151][ T32] r4:00000000 [ 1324.995218][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.995313][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1324.995386][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1324.995457][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1324.995518][ T32] 1d60: 80070013 ffffffff [ 1324.995575][ T32] r5:80070013 r4:80239bd0 [ 1324.995644][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.995762][ T32] r4:82ac11e4 [ 1324.995818][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.995984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1324.996077][ T32] r4:e0721dc0 [ 1324.996148][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1324.996246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1324.996322][ T32] r4:00000000 [ 1324.996397][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1324.996506][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1324.996580][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.996689][ T32] r5:00001000 r4:ee903000 [ 1324.996770][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1324.996858][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.996958][ T32] r5:8602278c r4:86022400 [ 1324.997010][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.997113][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1324.997164][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.997264][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.997318][ T32] r4:847da580 [ 1324.997365][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.997484][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1324.997577][ T32] r4:00000001 [ 1324.997662][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.997748][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1324.997831][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.997901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.998008][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.015309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.015511][ T32] r4:847cce40 [ 1325.015596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.015667][ T32] INFO: task kworker/0:16:3191 blocked for more than 451 seconds. [ 1325.015756][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.015844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.015968][ T32] task:kworker/0:16 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.016134][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.016293][ T32] Call trace: [ 1325.016406][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.016527][ T32] r10:829187f4 r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:84105400 [ 1325.016582][ T32] r4:84105400 [ 1325.016632][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.016750][ T32] r5:84105400 r4:829187f0 [ 1325.016794][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.016901][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.017003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1325.017057][ T32] r4:00000000 [ 1325.017102][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.017209][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.017306][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.017400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29540 [ 1325.017471][ T32] r4:00000000 [ 1325.017526][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.017630][ T32] r9:83018005 r8:84105400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1325.017686][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.017781][ T32] r5:00001000 r4:eca69000 [ 1325.017830][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.017954][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.018047][ T32] r5:85a81f8c r4:85a81c00 [ 1325.018094][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.027436][ T32] r7:dddced40 r6:83018000 r5:85a81f8c r4:845aa280 [ 1325.027540][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.027699][ T32] r10:61c88647 r9:84105400 r8:845aa2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.027755][ T32] r4:845aa280 [ 1325.027822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.028031][ T32] r10:00000000 r9:845aa280 r8:8027ed34 r7:dfb4de60 r6:845aa380 r5:84105400 [ 1325.028302][ T32] r4:00000001 [ 1325.037695][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.037844][ T32] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 1325.037931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.037999][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.038062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.038533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.038623][ T32] r4:849a2740 [ 1325.039509][ T32] INFO: task kworker/0:16:3191 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.039624][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.039844][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.039976][ T32] Call trace: [ 1325.040096][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.040219][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.040296][ T32] r4:00000000 [ 1325.040351][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.040459][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.040537][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.040606][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.040661][ T32] 1d60: 80070013 ffffffff [ 1325.040713][ T32] r5:80070013 r4:80239bd0 [ 1325.040775][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.040874][ T32] r4:82ac11e4 [ 1325.040931][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.041020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.041093][ T32] r4:e0721dc0 [ 1325.041158][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.041270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.041322][ T32] r4:00000000 [ 1325.041372][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.041470][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.041518][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.041611][ T32] r5:00001000 r4:ee903000 [ 1325.041656][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.041744][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.041835][ T32] r5:8602278c r4:86022400 [ 1325.041893][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.042004][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.042053][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.042154][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.042205][ T32] r4:847da580 [ 1325.042249][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.042347][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.042400][ T32] r4:00000001 [ 1325.042447][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.042527][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.042585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.042648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.042755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.042841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.042896][ T32] r4:847cce40 [ 1325.042986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.043049][ T32] INFO: task kworker/1:30:3192 blocked for more than 451 seconds. [ 1325.043123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.043179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.043227][ T32] task:kworker/1:30 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.043352][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.043484][ T32] Call trace: [ 1325.043559][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.043658][ T32] r10:829187f4 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:84100c00 [ 1325.043710][ T32] r4:84100c00 [ 1325.043765][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.043854][ T32] r5:84100c00 r4:829187f0 [ 1325.043902][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.043998][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.044095][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.044285][ T32] r4:00000000 [ 1325.044341][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.044422][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.044503][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.044595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7640 [ 1325.044646][ T32] r4:00000000 [ 1325.044691][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.044790][ T32] r9:83018205 r8:84100c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.044881][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.044992][ T32] r5:00001000 r4:dfb97000 [ 1325.045039][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.045125][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.045218][ T32] r5:844e1f8c r4:844e1c00 [ 1325.045267][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.045365][ T32] r7:ddde2d40 r6:83018200 r5:844e1f8c r4:845d9f80 [ 1325.045413][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.045529][ T32] r10:61c88647 r9:84100c00 r8:845d9fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.045587][ T32] r4:845d9f80 [ 1325.045635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.045738][ T32] r10:00000000 r9:845d9f80 r8:8027ed34 r7:dfbc1e60 r6:832a1080 r5:84100c00 [ 1325.045786][ T32] r4:00000001 [ 1325.045830][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.045935][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1325.046001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.046067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.046130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.046195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.046245][ T32] r4:8499ecc0 [ 1325.046866][ T32] INFO: task kworker/1:30:3192 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.047050][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.047187][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.047551][ T32] Call trace: [ 1325.047700][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.047811][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.047863][ T32] r4:00000000 [ 1325.047924][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.048015][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.048132][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.066099][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.066192][ T32] 1d60: 80070013 ffffffff [ 1325.066255][ T32] r5:80070013 r4:80239bd0 [ 1325.066304][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.066448][ T32] r4:82ac11e4 [ 1325.066501][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.066594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.066649][ T32] r4:e0721dc0 [ 1325.066699][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.066799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.066849][ T32] r4:00000000 [ 1325.066892][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.067041][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.067095][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.067195][ T32] r5:00001000 r4:ee903000 [ 1325.067247][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.067335][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.067431][ T32] r5:8602278c r4:86022400 [ 1325.067480][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.067583][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.067648][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.067750][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.067815][ T32] r4:847da580 [ 1325.067862][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.067978][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.068045][ T32] r4:00000001 [ 1325.068095][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.072659][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.072752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.072816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072899][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.073035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.073102][ T32] r4:847cce40 [ 1325.073158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.073276][ T32] INFO: task kworker/1:31:3194 blocked for more than 451 seconds. [ 1325.073361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.073419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.073470][ T32] task:kworker/1:31 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.073581][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.073758][ T32] Call trace: [ 1325.073846][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.073965][ T32] r10:829187f4 r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:84101800 [ 1325.074020][ T32] r4:84101800 [ 1325.074067][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.074157][ T32] r5:84101800 r4:829187f0 [ 1325.074223][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.074321][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.074423][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1325.074474][ T32] r4:00000000 [ 1325.074518][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.074629][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.074725][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.074837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8499ee80 [ 1325.074904][ T32] r4:00000000 [ 1325.075002][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.075110][ T32] r9:83018205 r8:84101800 r7:00000000 r6:83018200 r5:00001000 r4:7f11b000 [ 1325.075166][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.075264][ T32] r5:00001000 r4:ecf77000 [ 1325.075315][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.075405][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.075498][ T32] r5:844e1b8c r4:844e1800 [ 1325.075592][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.075740][ T32] r7:ddde2d40 r6:83018200 r5:844e1b8c r4:84766080 [ 1325.075799][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.075935][ T32] r10:61c88647 r9:84101800 r8:847660ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.075991][ T32] r4:84766080 [ 1325.076042][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.076162][ T32] r10:00000000 r9:84766080 r8:8027ed34 r7:dfbd9e60 r6:832a1180 r5:84101800 [ 1325.076221][ T32] r4:00000001 [ 1325.076265][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.076352][ T32] Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) [ 1325.076457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.076539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.076605][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.076674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.076751][ T32] r4:8499ec00 [ 1325.077596][ T32] INFO: task kworker/1:31:3194 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.077680][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.077823][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.077941][ T32] Call trace: [ 1325.078018][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.090676][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.090834][ T32] r4:00000000 [ 1325.090899][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.091053][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.091125][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.091196][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.091253][ T32] 1d60: 80070013 ffffffff [ 1325.091312][ T32] r5:80070013 r4:80239bd0 [ 1325.091387][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.091496][ T32] r4:82ac11e4 [ 1325.091547][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.091644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.091697][ T32] r4:e0721dc0 [ 1325.091777][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.091908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.091976][ T32] r4:00000000 [ 1325.092027][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.092130][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.092186][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.092286][ T32] r5:00001000 r4:ee903000 [ 1325.092338][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.092430][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.092548][ T32] r5:8602278c r4:86022400 [ 1325.092603][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.092707][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.092756][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.092852][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.092931][ T32] r4:847da580 [ 1325.092981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.093085][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.093138][ T32] r4:00000001 [ 1325.093231][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.093333][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.093394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.093460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.093515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.093578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.093621][ T32] r4:847cce40 [ 1325.093670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.093731][ T32] INFO: task kworker/1:32:3198 blocked for more than 451 seconds. [ 1325.093801][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.093853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.093902][ T32] task:kworker/1:32 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.094030][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.094122][ T32] Call trace: [ 1325.094201][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.094320][ T32] r10:829187f4 r9:dfbe5d84 r8:00000002 r7:60000113 r6:dfbe5d8c r5:84a68000 [ 1325.094390][ T32] r4:84a68000 [ 1325.094437][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.094549][ T32] r5:84a68000 r4:829187f0 [ 1325.094603][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.094695][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.094808][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 [ 1325.094861][ T32] r4:00000000 [ 1325.094905][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.095031][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.095112][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.095232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85352c00 [ 1325.095293][ T32] r4:00000000 [ 1325.095342][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.095440][ T32] r9:83018205 r8:84a68000 r7:00000000 r6:83018200 r5:00001000 r4:7f26f000 [ 1325.095492][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.095591][ T32] r5:00001000 r4:ecef7000 [ 1325.095638][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.095726][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.095856][ T32] r5:85b9db8c r4:85b9d800 [ 1325.095928][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.096049][ T32] r7:ddde2d40 r6:83018200 r5:85b9db8c r4:84766100 [ 1325.096103][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.096224][ T32] r10:61c88647 r9:84a68000 r8:8476612c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.096284][ T32] r4:84766100 [ 1325.096330][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.096428][ T32] r10:00000000 r9:84766100 r8:8027ed34 r7:dfbd9e60 r6:83c74680 r5:84a68000 [ 1325.096482][ T32] r4:00000001 [ 1325.096531][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.096614][ T32] Exception stack(0xdfbe5fb0 to 0xdfbe5ff8) [ 1325.096678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.096774][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.096836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.096900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.096962][ T32] r4:8499ecc0 [ 1325.097828][ T32] INFO: task kworker/1:32:3198 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.097921][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.098163][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.108890][ T32] Call trace: [ 1325.108993][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.109138][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.109196][ T32] r4:00000000 [ 1325.109246][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.109330][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.109404][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.109473][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.109534][ T32] 1d60: 80070013 ffffffff [ 1325.109592][ T32] r5:80070013 r4:80239bd0 [ 1325.109640][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.109760][ T32] r4:82ac11e4 [ 1325.109810][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.109902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.109956][ T32] r4:e0721dc0 [ 1325.110001][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.110101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.110153][ T32] r4:00000000 [ 1325.110201][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.110307][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.110360][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.110458][ T32] r5:00001000 r4:ee903000 [ 1325.110509][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.110599][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.110692][ T32] r5:8602278c r4:86022400 [ 1325.110743][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.110845][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.110906][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.111050][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.111105][ T32] r4:847da580 [ 1325.111154][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.111255][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.111333][ T32] r4:00000001 [ 1325.111390][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.111472][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.111533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.111598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.111663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.111745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.111807][ T32] r4:847cce40 [ 1325.111874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.111959][ T32] INFO: task kworker/1:33:3199 blocked for more than 451 seconds. [ 1325.112049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.112121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.112172][ T32] task:kworker/1:33 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.112300][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.112427][ T32] Call trace: [ 1325.112530][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.112634][ T32] r10:829187f4 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:84a68c00 [ 1325.112689][ T32] r4:84a68c00 [ 1325.112752][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.112857][ T32] r5:84a68c00 r4:829187f0 [ 1325.112928][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.113030][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.113131][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1325.113186][ T32] r4:00000000 [ 1325.113232][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.113315][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.113397][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.113488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7700 [ 1325.113542][ T32] r4:00000000 [ 1325.113610][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.113718][ T32] r9:83018205 r8:84a68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f169000 [ 1325.113769][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.113858][ T32] r5:00001000 r4:ecdd5000 [ 1325.113974][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.114071][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.114168][ T32] r5:844e138c r4:844e1000 [ 1325.114214][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.114311][ T32] r7:ddde2d40 r6:83018200 r5:844e138c r4:84766180 [ 1325.114357][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.114455][ T32] r10:61c88647 r9:84a68c00 r8:847661ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.114530][ T32] r4:84766180 [ 1325.114584][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.114705][ T32] r10:00000000 r9:84766180 r8:8027ed34 r7:dfbe5e60 r6:832ca680 r5:84a68c00 [ 1325.114763][ T32] r4:00000001 [ 1325.114811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.114952][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1325.115034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.115117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.115181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.115245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.115298][ T32] r4:8499ecc0 [ 1325.116182][ T32] INFO: task kworker/1:33:3199 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.116279][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.116522][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.116644][ T32] Call trace: [ 1325.116869][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.116997][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.117053][ T32] r4:00000000 [ 1325.117100][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.117187][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.117254][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.117322][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.117379][ T32] 1d60: 80070013 ffffffff [ 1325.117437][ T32] r5:80070013 r4:80239bd0 [ 1325.117486][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.117580][ T32] r4:82ac11e4 [ 1325.117626][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.117718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.117772][ T32] r4:e0721dc0 [ 1325.117816][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.117936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.117994][ T32] r4:00000000 [ 1325.118118][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.139281][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.139369][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.139560][ T32] r5:00001000 r4:ee903000 [ 1325.139620][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.139715][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.139809][ T32] r5:8602278c r4:86022400 [ 1325.139856][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.139969][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.140030][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.140145][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.140199][ T32] r4:847da580 [ 1325.140245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.140345][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.140543][ T32] r4:00000001 [ 1325.140604][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.140689][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.140754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.140821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.140883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.140972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.141072][ T32] r4:847cce40 [ 1325.141137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.141207][ T32] INFO: task kworker/1:34:3201 blocked for more than 451 seconds. [ 1325.141292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.141353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.141406][ T32] task:kworker/1:34 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.141552][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.141660][ T32] Call trace: [ 1325.141789][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.141945][ T32] r10:829187f4 r9:dfbf1d84 r8:00000002 r7:60000113 r6:dfbf1d8c r5:84a6a400 [ 1325.142007][ T32] r4:84a6a400 [ 1325.142053][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.142142][ T32] r5:84a6a400 r4:829187f0 [ 1325.142192][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.142281][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.142395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1325.142457][ T32] r4:00000000 [ 1325.142502][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.142586][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.142673][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.142770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbd400 [ 1325.142823][ T32] r4:00000000 [ 1325.142870][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.143012][ T32] r9:83018205 r8:84a6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f1bb000 [ 1325.143061][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.143150][ T32] r5:00001000 r4:ecbdb000 [ 1325.143196][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.143280][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.143371][ T32] r5:844e278c r4:844e2400 [ 1325.143501][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.143603][ T32] r7:ddde2d40 r6:83018200 r5:844e278c r4:84766200 [ 1325.143663][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.143757][ T32] r10:61c88647 r9:84a6a400 r8:8476622c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.143822][ T32] r4:84766200 [ 1325.143865][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.143971][ T32] r10:00000000 r9:84766200 r8:8027ed34 r7:dfbe5e60 r6:832ca600 r5:84a6a400 [ 1325.144072][ T32] r4:00000001 [ 1325.144126][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.144205][ T32] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1325.144267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.144333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.144392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.144457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.144525][ T32] r4:849b16c0 [ 1325.145418][ T32] INFO: task kworker/1:34:3201 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.145558][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.145699][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.145872][ T32] Call trace: [ 1325.145977][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.146081][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.146138][ T32] r4:00000000 [ 1325.146201][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.146283][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.146408][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.146483][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.146541][ T32] 1d60: 80070013 ffffffff [ 1325.146612][ T32] r5:80070013 r4:80239bd0 [ 1325.146668][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.146758][ T32] r4:82ac11e4 [ 1325.146806][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.146899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.146993][ T32] r4:e0721dc0 [ 1325.147039][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.147143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.147198][ T32] r4:00000000 [ 1325.147243][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.147408][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.147467][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.147559][ T32] r5:00001000 r4:ee903000 [ 1325.147625][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.147713][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.147803][ T32] r5:8602278c r4:86022400 [ 1325.147847][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.147953][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.148001][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.148153][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.166217][ T32] r4:847da580 [ 1325.166302][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.166450][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.166508][ T32] r4:00000001 [ 1325.166558][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.166639][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.166753][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.166844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.166921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.167023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.167077][ T32] r4:847cce40 [ 1325.167127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.167190][ T32] INFO: task kworker/1:35:3203 blocked for more than 451 seconds. [ 1325.167261][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.167314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.167361][ T32] task:kworker/1:35 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.167480][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.167596][ T32] Call trace: [ 1325.167684][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.167800][ T32] r10:829187f4 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:84a69800 [ 1325.167856][ T32] r4:84a69800 [ 1325.167899][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.168042][ T32] r5:84a69800 r4:829187f0 [ 1325.168151][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.176611][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.176809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 [ 1325.176884][ T32] r4:00000000 [ 1325.176943][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.177029][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.177118][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.177211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535a380 [ 1325.177265][ T32] r4:00000000 [ 1325.177313][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.177415][ T32] r9:83018205 r8:84a69800 r7:00000000 r6:83018200 r5:00001000 r4:7f169000 [ 1325.177486][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.177587][ T32] r5:00001000 r4:df9a3000 [ 1325.177636][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.177738][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.177835][ T32] r5:844e2b8c r4:844e2800 [ 1325.177884][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.177999][ T32] r7:ddde2d40 r6:83018200 r5:844e2b8c r4:84766280 [ 1325.178048][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.183302][ T32] r10:61c88647 r9:84a69800 r8:847662ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.183383][ T32] r4:84766280 [ 1325.183435][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.183578][ T32] r10:00000000 r9:84766280 r8:8027ed34 r7:dfbe5e60 r6:832ca580 r5:84a69800 [ 1325.183631][ T32] r4:00000001 [ 1325.183680][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.183764][ T32] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) [ 1325.183830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.183887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.183983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.184062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.184113][ T32] r4:8498f080 [ 1325.184970][ T32] INFO: task kworker/1:35:3203 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.185092][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.185273][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.185410][ T32] Call trace: [ 1325.185497][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.185607][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.185662][ T32] r4:00000000 [ 1325.185708][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.185820][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.185894][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.185970][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.186023][ T32] 1d60: 80070013 ffffffff [ 1325.186082][ T32] r5:80070013 r4:80239bd0 [ 1325.186154][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.186276][ T32] r4:82ac11e4 [ 1325.186342][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.186463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.186521][ T32] r4:e0721dc0 [ 1325.186571][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.186671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.186721][ T32] r4:00000000 [ 1325.186763][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.186860][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.186959][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.187063][ T32] r5:00001000 r4:ee903000 [ 1325.187124][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.187242][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.187342][ T32] r5:8602278c r4:86022400 [ 1325.187406][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.187506][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.187557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.187659][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.187712][ T32] r4:847da580 [ 1325.187784][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.187889][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.187954][ T32] r4:00000001 [ 1325.188003][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.188116][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.205592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.205692][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.205774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.206102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.206173][ T32] r4:847cce40 [ 1325.206961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.207072][ T32] INFO: task kworker/1:36:3205 blocked for more than 451 seconds. [ 1325.207150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.207208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.208187][ T32] task:kworker/1:36 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.209325][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.209458][ T32] Call trace: [ 1325.209538][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.209660][ T32] r10:829187f4 r9:dfc01d84 r8:00000002 r7:60000113 r6:dfc01d8c r5:84a6c800 [ 1325.209720][ T32] r4:84a6c800 [ 1325.209770][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.209860][ T32] r5:84a6c800 r4:829187f0 [ 1325.210070][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.210167][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.210259][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 [ 1325.210315][ T32] r4:00000000 [ 1325.210359][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.210443][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.210531][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.210622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85326b40 [ 1325.210694][ T32] r4:00000000 [ 1325.210768][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.210868][ T32] r9:83018205 r8:84a6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f22d000 [ 1325.210976][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.211075][ T32] r5:00001000 r4:ec7e9000 [ 1325.211119][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.211213][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.211309][ T32] r5:85c11b8c r4:85c11800 [ 1325.211357][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.211472][ T32] r7:ddde2d40 r6:83018200 r5:85c11b8c r4:84766300 [ 1325.211525][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.211632][ T32] r10:61c88647 r9:84a6c800 r8:8476632c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.211683][ T32] r4:84766300 [ 1325.211731][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.211827][ T32] r10:00000000 r9:84766300 r8:8027ed34 r7:dfbe5e60 r6:84402200 r5:84a6c800 [ 1325.211879][ T32] r4:00000001 [ 1325.211950][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.212042][ T32] Exception stack(0xdfc01fb0 to 0xdfc01ff8) [ 1325.212102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.212170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.212263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.212335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.212388][ T32] r4:8498f180 [ 1325.213247][ T32] INFO: task kworker/1:36:3205 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.213353][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.213502][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.213611][ T32] Call trace: [ 1325.213688][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.213794][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.213848][ T32] r4:00000000 [ 1325.213893][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.213993][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.214057][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.214122][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.214175][ T32] 1d60: 80070013 ffffffff [ 1325.214224][ T32] r5:80070013 r4:80239bd0 [ 1325.214269][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.214356][ T32] r4:82ac11e4 [ 1325.214405][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.214498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.214549][ T32] r4:e0721dc0 [ 1325.214625][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.214734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.214788][ T32] r4:00000000 [ 1325.214855][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.215038][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.215091][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.215187][ T32] r5:00001000 r4:ee903000 [ 1325.215281][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.215386][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.215476][ T32] r5:8602278c r4:86022400 [ 1325.215544][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.215678][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.215752][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.215855][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.215928][ T32] r4:847da580 [ 1325.216012][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.216129][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.216182][ T32] r4:00000001 [ 1325.216229][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.216308][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.216377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.216444][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.216508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.216576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.216631][ T32] r4:847cce40 [ 1325.216677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.216761][ T32] INFO: task kworker/1:37:3208 blocked for more than 451 seconds. [ 1325.216883][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.216954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.217003][ T32] task:kworker/1:37 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.217119][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.217239][ T32] Call trace: [ 1325.217317][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.217413][ T32] r10:829187f4 r9:dfc0dd84 r8:00000002 r7:60000113 r6:dfc0dd8c r5:84a6bc00 [ 1325.217464][ T32] r4:84a6bc00 [ 1325.217525][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.217649][ T32] r5:84a6bc00 r4:829187f0 [ 1325.217701][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.217794][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.217889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 [ 1325.217952][ T32] r4:00000000 [ 1325.218000][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.218151][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.235686][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.235854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd9f00 [ 1325.235925][ T32] r4:00000000 [ 1325.235990][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.236102][ T32] r9:83018205 r8:84a6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f2f1000 [ 1325.236155][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.236257][ T32] r5:00001000 r4:ed22f000 [ 1325.236312][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.236407][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.236505][ T32] r5:85c1238c r4:85c12000 [ 1325.236554][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.236665][ T32] r7:ddde2d40 r6:83018200 r5:85c1238c r4:84766380 [ 1325.236715][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.236848][ T32] r10:61c88647 r9:84a6bc00 r8:847663ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.236897][ T32] r4:84766380 [ 1325.236954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.237051][ T32] r10:00000000 r9:84766380 r8:8027ed34 r7:dfbe5e60 r6:84402180 r5:84a6bc00 [ 1325.237123][ T32] r4:00000001 [ 1325.237177][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.237268][ T32] Exception stack(0xdfc0dfb0 to 0xdfc0dff8) [ 1325.237333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.237401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.237477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.237545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.237597][ T32] r4:8498f440 [ 1325.247503][ T32] INFO: task kworker/1:37:3208 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.247685][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.247843][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.248254][ T32] Call trace: [ 1325.248878][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.249032][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.249109][ T32] r4:00000000 [ 1325.249173][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.249290][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.249427][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.249501][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.249559][ T32] 1d60: 80070013 ffffffff [ 1325.249614][ T32] r5:80070013 r4:80239bd0 [ 1325.249662][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.249760][ T32] r4:82ac11e4 [ 1325.249824][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.249956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.250037][ T32] r4:e0721dc0 [ 1325.250092][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.250193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.250244][ T32] r4:00000000 [ 1325.250291][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.250394][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.250447][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.250540][ T32] r5:00001000 r4:ee903000 [ 1325.250591][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.250680][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.250772][ T32] r5:8602278c r4:86022400 [ 1325.250822][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.250976][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.251030][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.251128][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.251203][ T32] r4:847da580 [ 1325.251280][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.251390][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.251445][ T32] r4:00000001 [ 1325.251492][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.251574][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.251636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.251702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.251765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.251830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.251884][ T32] r4:847cce40 [ 1325.251948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.252028][ T32] INFO: task kworker/1:38:3209 blocked for more than 451 seconds. [ 1325.252107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.252251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.252315][ T32] task:kworker/1:38 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.252432][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.252555][ T32] Call trace: [ 1325.252645][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.252738][ T32] r10:829187f4 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:84a6e000 [ 1325.252818][ T32] r4:84a6e000 [ 1325.252872][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.252969][ T32] r5:84a6e000 r4:829187f0 [ 1325.253015][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.253101][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.253200][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1325.253267][ T32] r4:00000000 [ 1325.253337][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.253424][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.253508][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.253597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498f480 [ 1325.253650][ T32] r4:00000000 [ 1325.253689][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.253775][ T32] r9:83018205 r8:84a6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f2c1000 [ 1325.253870][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.253978][ T32] r5:00001000 r4:ed3b3000 [ 1325.254039][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.254128][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.254240][ T32] r5:85c4478c r4:85c44400 [ 1325.254296][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.254408][ T32] r7:ddde2d40 r6:83018200 r5:85c4478c r4:84766400 [ 1325.254462][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.254561][ T32] r10:61c88647 r9:84a6e000 r8:8476642c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.254632][ T32] r4:84766400 [ 1325.254710][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.254815][ T32] r10:00000000 r9:84766400 r8:8027ed34 r7:dfc0de60 r6:8477f400 r5:84a6e000 [ 1325.254881][ T32] r4:00000001 [ 1325.254977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.255055][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1325.255116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.255179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.255261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.255343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.255411][ T32] r4:8498f300 [ 1325.256302][ T32] INFO: task kworker/1:38:3209 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.256391][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.256526][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.256628][ T32] Call trace: [ 1325.256705][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.256841][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.256923][ T32] r4:00000000 [ 1325.256982][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.257105][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.257179][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.257246][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.257325][ T32] 1d60: 80070013 ffffffff [ 1325.257397][ T32] r5:80070013 r4:80239bd0 [ 1325.257443][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.257539][ T32] r4:82ac11e4 [ 1325.257587][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.257678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.257730][ T32] r4:e0721dc0 [ 1325.257805][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.257907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.257986][ T32] r4:00000000 [ 1325.258038][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.275626][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.275739][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.275882][ T32] r5:00001000 r4:ee903000 [ 1325.275944][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.276040][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.276135][ T32] r5:8602278c r4:86022400 [ 1325.276214][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.276329][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.276379][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.276502][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.276566][ T32] r4:847da580 [ 1325.276614][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.276708][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.276783][ T32] r4:00000001 [ 1325.276843][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.277176][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.277258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.277323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.277382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.277448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.277499][ T32] r4:847cce40 [ 1325.277550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.277609][ T32] INFO: task kworker/1:39:3212 blocked for more than 451 seconds. [ 1325.277684][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.277787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.277864][ T32] task:kworker/1:39 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.278031][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.286792][ T32] Call trace: [ 1325.286908][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.287088][ T32] r10:829187f4 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:84a6d400 [ 1325.287139][ T32] r4:84a6d400 [ 1325.287214][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.287314][ T32] r5:84a6d400 r4:829187f0 [ 1325.287363][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.287455][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.287559][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1325.287608][ T32] r4:00000000 [ 1325.287659][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.287746][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.287837][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.287939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d37500 [ 1325.287993][ T32] r4:00000000 [ 1325.288074][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.293536][ T32] r9:83018205 r8:84a6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f33b000 [ 1325.293626][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.293762][ T32] r5:00001000 r4:ed56d000 [ 1325.293814][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.293906][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.294011][ T32] r5:85c5438c r4:85c54000 [ 1325.294090][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.294202][ T32] r7:ddde2d40 r6:83018200 r5:85c5438c r4:84766480 [ 1325.294254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.294373][ T32] r10:61c88647 r9:84a6d400 r8:847664ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.294426][ T32] r4:84766480 [ 1325.294475][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.294581][ T32] r10:00000000 r9:84766480 r8:8027ed34 r7:dfc0de60 r6:8477f080 r5:84a6d400 [ 1325.294660][ T32] r4:00000001 [ 1325.294711][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.294811][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1325.294888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.295007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.295067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.295181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.295259][ T32] r4:8498f800 [ 1325.296120][ T32] INFO: task kworker/1:39:3212 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.296214][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.296385][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.296521][ T32] Call trace: [ 1325.296601][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.296711][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.296784][ T32] r4:00000000 [ 1325.296831][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.296923][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.296982][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.297039][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.297097][ T32] 1d60: 80070013 ffffffff [ 1325.297195][ T32] r5:80070013 r4:80239bd0 [ 1325.297256][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.297429][ T32] r4:82ac11e4 [ 1325.297508][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.297609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.297661][ T32] r4:e0721dc0 [ 1325.297792][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.297893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.297952][ T32] r4:00000000 [ 1325.298003][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.308972][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.309130][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.309276][ T32] r5:00001000 r4:ee903000 [ 1325.309351][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.309481][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.309571][ T32] r5:8602278c r4:86022400 [ 1325.309637][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.309751][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.309799][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.309933][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.309993][ T32] r4:847da580 [ 1325.310041][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.310136][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.310189][ T32] r4:00000001 [ 1325.310248][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.310326][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.310391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.310458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.310516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.310592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.310642][ T32] r4:847cce40 [ 1325.310707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.310792][ T32] INFO: task kworker/1:40:3214 blocked for more than 451 seconds. [ 1325.310923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.311006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.311054][ T32] task:kworker/1:40 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.311184][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.311304][ T32] Call trace: [ 1325.311383][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.311481][ T32] r10:829187f4 r9:dfc21d84 r8:00000002 r7:60000113 r6:dfc21d8c r5:84a6ec00 [ 1325.311532][ T32] r4:84a6ec00 [ 1325.311579][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.311666][ T32] r5:84a6ec00 r4:829187f0 [ 1325.311714][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.311816][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.311929][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 [ 1325.311982][ T32] r4:00000000 [ 1325.312028][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.312110][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.312193][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.312295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85379c40 [ 1325.312348][ T32] r4:00000000 [ 1325.312395][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.312494][ T32] r9:83018205 r8:84a6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3d9000 [ 1325.312547][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.312637][ T32] r5:00001000 r4:ed601000 [ 1325.312709][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.312799][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.312890][ T32] r5:85c1378c r4:85c13400 [ 1325.312957][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.313059][ T32] r7:ddde2d40 r6:83018200 r5:85c1378c r4:84766500 [ 1325.313108][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.313206][ T32] r10:61c88647 r9:84a6ec00 r8:8476652c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.313275][ T32] r4:84766500 [ 1325.313328][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.313427][ T32] r10:00000000 r9:84766500 r8:8027ed34 r7:dfc1de60 r6:8497e000 r5:84a6ec00 [ 1325.313485][ T32] r4:00000001 [ 1325.313542][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.313655][ T32] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 1325.313729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.313796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.313855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.313927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.313985][ T32] r4:8498f780 [ 1325.314857][ T32] INFO: task kworker/1:40:3214 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.314981][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.315113][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.315220][ T32] Call trace: [ 1325.315291][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.315394][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.315447][ T32] r4:00000000 [ 1325.315493][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.315582][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.315651][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.315729][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.315788][ T32] 1d60: 80070013 ffffffff [ 1325.315843][ T32] r5:80070013 r4:80239bd0 [ 1325.315890][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.315997][ T32] r4:82ac11e4 [ 1325.316098][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.316207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.316277][ T32] r4:e0721dc0 [ 1325.316329][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.316426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.316483][ T32] r4:00000000 [ 1325.316566][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.316777][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.316835][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.316942][ T32] r5:00001000 r4:ee903000 [ 1325.317000][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.317083][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.317174][ T32] r5:8602278c r4:86022400 [ 1325.317229][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.317327][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.317386][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.317482][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.317731][ T32] r4:847da580 [ 1325.317806][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.317941][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.318001][ T32] r4:00000001 [ 1325.318127][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.336951][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.337073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.337142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.337218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.337289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.337342][ T32] r4:847cce40 [ 1325.337398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.337464][ T32] INFO: task kworker/1:41:3215 blocked for more than 451 seconds. [ 1325.337551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.337605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.337656][ T32] task:kworker/1:41 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.337775][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.337902][ T32] Call trace: [ 1325.338016][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.338177][ T32] r10:829187f4 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:84a6b000 [ 1325.347991][ T32] r4:84a6b000 [ 1325.348138][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.348802][ T32] r5:84a6b000 r4:829187f0 [ 1325.348873][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.349003][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.349102][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1325.349154][ T32] r4:00000000 [ 1325.349202][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.349289][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.349383][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.349473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85379840 [ 1325.349524][ T32] r4:00000000 [ 1325.349571][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.349671][ T32] r9:83018205 r8:84a6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f3fb000 [ 1325.349738][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.349836][ T32] r5:00001000 r4:ed7f5000 [ 1325.349906][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.350006][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.350100][ T32] r5:85c13b8c r4:85c13800 [ 1325.350148][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.350272][ T32] r7:ddde2d40 r6:83018200 r5:85c13b8c r4:84766580 [ 1325.350349][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.350511][ T32] r10:61c88647 r9:84a6b000 r8:847665ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.350573][ T32] r4:84766580 [ 1325.350622][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.350725][ T32] r10:00000000 r9:84766580 r8:8027ed34 r7:dfc21e60 r6:8497e080 r5:84a6b000 [ 1325.350922][ T32] r4:00000001 [ 1325.351014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.351224][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1325.351301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.351368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.351430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.351536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.351603][ T32] r4:8498f780 [ 1325.352485][ T32] INFO: task kworker/1:41:3215 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.352566][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.352756][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.352887][ T32] Call trace: [ 1325.352986][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.353096][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.353153][ T32] r4:00000000 [ 1325.353200][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.353291][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.353358][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.353454][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.353530][ T32] 1d60: 80070013 ffffffff [ 1325.353588][ T32] r5:80070013 r4:80239bd0 [ 1325.353637][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.353799][ T32] r4:82ac11e4 [ 1325.353854][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.353954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.354002][ T32] r4:e0721dc0 [ 1325.354043][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.354126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.354177][ T32] r4:00000000 [ 1325.354219][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.354314][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.354376][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.354473][ T32] r5:00001000 r4:ee903000 [ 1325.354526][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.354621][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.354707][ T32] r5:8602278c r4:86022400 [ 1325.354771][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.354878][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.354980][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.355113][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.355172][ T32] r4:847da580 [ 1325.355234][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.355349][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.355459][ T32] r4:00000001 [ 1325.355511][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.355591][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.355650][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.355728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.355803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.355867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.355931][ T32] r4:847cce40 [ 1325.356755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.356848][ T32] INFO: task kworker/1:42:3218 blocked for more than 451 seconds. [ 1325.356935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.356997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.357044][ T32] task:kworker/1:42 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.357152][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.357246][ T32] Call trace: [ 1325.357319][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.357414][ T32] r10:829187f4 r9:dfc15d84 r8:00000002 r7:60000013 r6:dfc15d8c r5:83a90000 [ 1325.357470][ T32] r4:83a90000 [ 1325.357520][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.357608][ T32] r5:83a90000 r4:829187f0 [ 1325.357724][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.357825][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.357930][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [ 1325.357982][ T32] r4:00000000 [ 1325.358027][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.375905][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.376145][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.376250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85379240 [ 1325.376306][ T32] r4:00000000 [ 1325.376357][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.376464][ T32] r9:83018205 r8:83a90000 r7:00000000 r6:83018200 r5:00001000 r4:7f39b000 [ 1325.376513][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.376617][ T32] r5:00001000 r4:dfa33000 [ 1325.376667][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.376780][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.376872][ T32] r5:85c1338c r4:85c13000 [ 1325.376926][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.377026][ T32] r7:ddde2d40 r6:83018200 r5:85c1338c r4:84766600 [ 1325.377074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.377174][ T32] r10:61c88647 r9:83a90000 r8:8476662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.377234][ T32] r4:84766600 [ 1325.377281][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.377376][ T32] r10:00000000 r9:84766600 r8:8027ed34 r7:dfc21e60 r6:84766680 r5:83a90000 [ 1325.377431][ T32] r4:00000001 [ 1325.377479][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.377605][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1325.377679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.377746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.377809][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.377896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.378005][ T32] r4:8498f880 [ 1325.387432][ T32] INFO: task kworker/1:42:3218 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.387634][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.387793][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.387943][ T32] Call trace: [ 1325.388022][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.388792][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.388873][ T32] r4:00000000 [ 1325.388934][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.389043][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.389115][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.389181][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.389235][ T32] 1d60: 80070013 ffffffff [ 1325.389303][ T32] r5:80070013 r4:80239bd0 [ 1325.389352][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.389445][ T32] r4:82ac11e4 [ 1325.389504][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.389594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.389648][ T32] r4:e0721dc0 [ 1325.389693][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.389787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.389838][ T32] r4:00000000 [ 1325.389883][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.390044][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.390153][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.390261][ T32] r5:00001000 r4:ee903000 [ 1325.390311][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.390400][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.390519][ T32] r5:8602278c r4:86022400 [ 1325.390604][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.390711][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.390777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.390881][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.390973][ T32] r4:847da580 [ 1325.391024][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.391121][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.391195][ T32] r4:00000001 [ 1325.391246][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.391359][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.391445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.391517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.391576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.391642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.391699][ T32] r4:847cce40 [ 1325.391757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.391877][ T32] INFO: task kworker/1:43:3219 blocked for more than 451 seconds. [ 1325.391964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.392037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.392092][ T32] task:kworker/1:43 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.392209][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.392323][ T32] Call trace: [ 1325.392401][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.392501][ T32] r10:829187f4 r9:dfae1d84 r8:00000002 r7:60000013 r6:dfae1d8c r5:83a91800 [ 1325.392553][ T32] r4:83a91800 [ 1325.392600][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.392686][ T32] r5:83a91800 r4:829187f0 [ 1325.392732][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.392818][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.392959][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1325.393020][ T32] r4:00000000 [ 1325.393062][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.393138][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.393259][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.393396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d72c40 [ 1325.393464][ T32] r4:00000000 [ 1325.393513][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.393606][ T32] r9:83018205 r8:83a91800 r7:00000000 r6:83018200 r5:00001000 r4:7f45b000 [ 1325.393660][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.393753][ T32] r5:00001000 r4:ed93b000 [ 1325.393813][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.393899][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.394030][ T32] r5:85c13f8c r4:85c13c00 [ 1325.394085][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.394182][ T32] r7:ddde2d40 r6:83018200 r5:85c13f8c r4:84766700 [ 1325.394271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.394379][ T32] r10:61c88647 r9:83a91800 r8:8476672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.394432][ T32] r4:84766700 [ 1325.394481][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.394604][ T32] r10:00000000 r9:84766700 r8:8027ed34 r7:dfc15e60 r6:84766780 r5:83a91800 [ 1325.394672][ T32] r4:00000001 [ 1325.394721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.394801][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1325.394889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.395008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.395093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.395176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.395229][ T32] r4:8498f880 [ 1325.396131][ T32] INFO: task kworker/1:43:3219 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.396226][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.396357][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.396509][ T32] Call trace: [ 1325.396586][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.396690][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.396795][ T32] r4:00000000 [ 1325.396848][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.396949][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.397030][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.397100][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.397154][ T32] 1d60: 80070013 ffffffff [ 1325.397209][ T32] r5:80070013 r4:80239bd0 [ 1325.397255][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.397346][ T32] r4:82ac11e4 [ 1325.397390][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.397504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.397570][ T32] r4:e0721dc0 [ 1325.397627][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.397721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.397782][ T32] r4:00000000 [ 1325.397827][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.397934][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.397985][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.398074][ T32] r5:00001000 r4:ee903000 [ 1325.416520][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.416781][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.416888][ T32] r5:8602278c r4:86022400 [ 1325.416979][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.417090][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.417160][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.417266][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.417341][ T32] r4:847da580 [ 1325.417405][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.417506][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.417574][ T32] r4:00000001 [ 1325.417631][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.417716][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.417782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.417847][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.417908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.418024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.418111][ T32] r4:847cce40 [ 1325.426394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.426514][ T32] INFO: task kworker/1:44:3223 blocked for more than 451 seconds. [ 1325.426606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.426668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.426764][ T32] task:kworker/1:44 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.426970][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.427098][ T32] Call trace: [ 1325.427174][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.427286][ T32] r10:829187f4 r9:dfc55d84 r8:00000002 r7:60000113 r6:dfc55d8c r5:83a96000 [ 1325.427341][ T32] r4:83a96000 [ 1325.427389][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.427477][ T32] r5:83a96000 r4:829187f0 [ 1325.427552][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.427648][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.427762][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc55e08 [ 1325.427816][ T32] r4:00000000 [ 1325.427864][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.427971][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.428065][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.429025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85379d00 [ 1325.429110][ T32] r4:00000000 [ 1325.429178][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.429321][ T32] r9:83018205 r8:83a96000 r7:00000000 r6:83018200 r5:00001000 r4:7f3f3000 [ 1325.429377][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.429484][ T32] r5:00001000 r4:ed77b000 [ 1325.429555][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.429647][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.429738][ T32] r5:85c6b78c r4:85c6b400 [ 1325.429789][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.429897][ T32] r7:ddde2d40 r6:83018200 r5:85c6b78c r4:84766800 [ 1325.429987][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.430096][ T32] r10:61c88647 r9:83a96000 r8:8476682c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.430175][ T32] r4:84766800 [ 1325.430235][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.430337][ T32] r10:00000000 r9:84766800 r8:8027ed34 r7:dfae1e60 r6:84766880 r5:83a96000 [ 1325.430390][ T32] r4:00000001 [ 1325.430436][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.430518][ T32] Exception stack(0xdfc55fb0 to 0xdfc55ff8) [ 1325.430581][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.430649][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.430711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.430848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.430911][ T32] r4:8498fe00 [ 1325.431800][ T32] INFO: task kworker/1:44:3223 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.431882][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.432042][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.432168][ T32] Call trace: [ 1325.432281][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.432389][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.432468][ T32] r4:00000000 [ 1325.432536][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.432632][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.432701][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.432784][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.432845][ T32] 1d60: 80070013 ffffffff [ 1325.432925][ T32] r5:80070013 r4:80239bd0 [ 1325.432981][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.433076][ T32] r4:82ac11e4 [ 1325.433124][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.433223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.433274][ T32] r4:e0721dc0 [ 1325.433347][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.433447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.433502][ T32] r4:00000000 [ 1325.433546][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.433645][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.433695][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.433781][ T32] r5:00001000 r4:ee903000 [ 1325.433821][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.433924][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.434034][ T32] r5:8602278c r4:86022400 [ 1325.434081][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.434182][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.434233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.434332][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.434385][ T32] r4:847da580 [ 1325.434432][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.434543][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.434595][ T32] r4:00000001 [ 1325.434638][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.434720][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.434799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.434900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.435006][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.435071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.435121][ T32] r4:847cce40 [ 1325.435192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.435260][ T32] INFO: task kworker/1:45:3225 blocked for more than 451 seconds. [ 1325.435357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.435427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.435476][ T32] task:kworker/1:45 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.435576][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.435698][ T32] Call trace: [ 1325.435825][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.436054][ T32] r10:829187f4 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:83a93000 [ 1325.436118][ T32] r4:83a93000 [ 1325.436164][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.436272][ T32] r5:83a93000 r4:829187f0 [ 1325.436459][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.436561][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.436662][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1325.436712][ T32] r4:00000000 [ 1325.436826][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.436951][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.437043][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.437137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e106c0 [ 1325.437191][ T32] r4:00000000 [ 1325.437236][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.437329][ T32] r9:83018205 r8:83a93000 r7:00000000 r6:83018200 r5:00001000 r4:7f527000 [ 1325.437380][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.437472][ T32] r5:00001000 r4:eda0b000 [ 1325.437518][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.437603][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.437745][ T32] r5:85dc2b8c r4:85dc2800 [ 1325.437797][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.437904][ T32] r7:ddde2d40 r6:83018200 r5:85dc2b8c r4:84766900 [ 1325.437963][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.438059][ T32] r10:61c88647 r9:83a93000 r8:8476692c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.454616][ T32] r4:84766900 [ 1325.454764][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.454979][ T32] r10:00000000 r9:84766900 r8:8027ed34 r7:dfae1e60 r6:84766980 r5:83a93000 [ 1325.455065][ T32] r4:00000001 [ 1325.455221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.455324][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.455389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.455452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.455512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.455579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.455631][ T32] r4:8498fb80 [ 1325.456568][ T32] INFO: task kworker/1:45:3225 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.456656][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.456885][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.457006][ T32] Call trace: [ 1325.457146][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.457291][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.457350][ T32] r4:00000000 [ 1325.457395][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.457512][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.457583][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.457648][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.457708][ T32] 1d60: 80070013 ffffffff [ 1325.457775][ T32] r5:80070013 r4:80239bd0 [ 1325.457849][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.457951][ T32] r4:82ac11e4 [ 1325.458002][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.466343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.466498][ T32] r4:e0721dc0 [ 1325.466587][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.466744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.466798][ T32] r4:00000000 [ 1325.466876][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.467020][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.467092][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.467194][ T32] r5:00001000 r4:ee903000 [ 1325.467238][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.467319][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.467414][ T32] r5:8602278c r4:86022400 [ 1325.467463][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.467564][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.467746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.467851][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.467903][ T32] r4:847da580 [ 1325.468001][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.477220][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.477363][ T32] r4:00000001 [ 1325.477417][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.477541][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.477612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.477678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.477739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.477822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.477880][ T32] r4:847cce40 [ 1325.477942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.478005][ T32] INFO: task kworker/1:46:3226 blocked for more than 451 seconds. [ 1325.479073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.479197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.479268][ T32] task:kworker/1:46 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.479404][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.479541][ T32] Call trace: [ 1325.479620][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.479722][ T32] r10:829187f4 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:83a93c00 [ 1325.479774][ T32] r4:83a93c00 [ 1325.479829][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.479925][ T32] r5:83a93c00 r4:829187f0 [ 1325.479968][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.480048][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.480129][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.480203][ T32] r4:00000000 [ 1325.480256][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.480339][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.480427][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.480548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849940c0 [ 1325.480614][ T32] r4:00000000 [ 1325.480664][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.480785][ T32] r9:83018205 r8:83a93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f467000 [ 1325.480865][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.480972][ T32] r5:00001000 r4:ed725000 [ 1325.481022][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.481107][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.481194][ T32] r5:844e578c r4:844e5400 [ 1325.481240][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.481509][ T32] r7:ddde2d40 r6:83018200 r5:844e578c r4:84766a00 [ 1325.481572][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.481678][ T32] r10:61c88647 r9:83a93c00 r8:84766a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.481747][ T32] r4:84766a00 [ 1325.481808][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.481907][ T32] r10:00000000 r9:84766a00 r8:8027ed34 r7:dfc61e60 r6:84766a80 r5:83a93c00 [ 1325.481965][ T32] r4:00000001 [ 1325.482007][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.482091][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.482152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.482218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.482282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.482350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.482404][ T32] r4:8498fb80 [ 1325.483299][ T32] INFO: task kworker/1:46:3226 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.483392][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.483568][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.483679][ T32] Call trace: [ 1325.483769][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.483877][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.483946][ T32] r4:00000000 [ 1325.483995][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.484077][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.484145][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.484239][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.484353][ T32] 1d60: 80070013 ffffffff [ 1325.484413][ T32] r5:80070013 r4:80239bd0 [ 1325.484460][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.484552][ T32] r4:82ac11e4 [ 1325.484597][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.484686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.484740][ T32] r4:e0721dc0 [ 1325.484786][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.484880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.484961][ T32] r4:00000000 [ 1325.485010][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.485110][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.485173][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.485266][ T32] r5:00001000 r4:ee903000 [ 1325.485313][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.485419][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.485520][ T32] r5:8602278c r4:86022400 [ 1325.485592][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.485707][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.485767][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.485865][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.485914][ T32] r4:847da580 [ 1325.485976][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.486101][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.486156][ T32] r4:00000001 [ 1325.486201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.486280][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.486361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.486480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.486586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.486661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.486730][ T32] r4:847cce40 [ 1325.486814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.486898][ T32] INFO: task kworker/1:47:3228 blocked for more than 452 seconds. [ 1325.487012][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.487086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.487133][ T32] task:kworker/1:47 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.487249][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.487345][ T32] Call trace: [ 1325.487414][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.487508][ T32] r10:829187f4 r9:dfc71d84 r8:00000002 r7:60000113 r6:dfc71d8c r5:83a95400 [ 1325.487556][ T32] r4:83a95400 [ 1325.487620][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.487724][ T32] r5:83a95400 r4:829187f0 [ 1325.487782][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.487867][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.487980][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 [ 1325.488037][ T32] r4:00000000 [ 1325.488187][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.505468][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.505633][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.505739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a2f40 [ 1325.505796][ T32] r4:00000000 [ 1325.505867][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.506002][ T32] r9:83018205 r8:83a95400 r7:00000000 r6:83018200 r5:00001000 r4:7f4b7000 [ 1325.506056][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.506155][ T32] r5:00001000 r4:ecbf3000 [ 1325.506203][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.506336][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.506443][ T32] r5:844e5b8c r4:844e5800 [ 1325.506496][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.506600][ T32] r7:ddde2d40 r6:83018200 r5:844e5b8c r4:84766b00 [ 1325.506666][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.506766][ T32] r10:61c88647 r9:83a95400 r8:84766b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.506831][ T32] r4:84766b00 [ 1325.506884][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.507018][ T32] r10:00000000 r9:84766b00 r8:8027ed34 r7:dfc61e60 r6:84766b80 r5:83a95400 [ 1325.507074][ T32] r4:00000001 [ 1325.507120][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.507200][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) [ 1325.507268][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.507335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.507393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.507460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.507511][ T32] r4:84994100 [ 1325.516786][ T32] INFO: task kworker/1:47:3228 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.516969][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.517168][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.517324][ T32] Call trace: [ 1325.517439][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.517577][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.517653][ T32] r4:00000000 [ 1325.517724][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.517815][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.517914][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.517996][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.518052][ T32] 1d60: 80070013 ffffffff [ 1325.518772][ T32] r5:80070013 r4:80239bd0 [ 1325.518896][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.519078][ T32] r4:82ac11e4 [ 1325.519160][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.519275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.519331][ T32] r4:e0721dc0 [ 1325.519382][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.519479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.519532][ T32] r4:00000000 [ 1325.519602][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.519720][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.519772][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.519868][ T32] r5:00001000 r4:ee903000 [ 1325.519930][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.520023][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.520115][ T32] r5:8602278c r4:86022400 [ 1325.520163][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.520263][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.520317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.520415][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.520474][ T32] r4:847da580 [ 1325.520524][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.520648][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.520707][ T32] r4:00000001 [ 1325.520755][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.520839][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.520905][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.520982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.521045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.521113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.521177][ T32] r4:847cce40 [ 1325.521231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.521297][ T32] INFO: task kworker/1:48:3230 blocked for more than 452 seconds. [ 1325.521380][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.521437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.521508][ T32] task:kworker/1:48 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.521634][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.521731][ T32] Call trace: [ 1325.521837][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.521968][ T32] r10:829187f4 r9:dfc85d84 r8:00000002 r7:60000113 r6:dfc85d8c r5:84240c00 [ 1325.522025][ T32] r4:84240c00 [ 1325.522089][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.522190][ T32] r5:84240c00 r4:829187f0 [ 1325.522252][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.522344][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.522442][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc85e08 [ 1325.522492][ T32] r4:00000000 [ 1325.522535][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.522635][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.522722][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.522826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e10f80 [ 1325.522911][ T32] r4:00000000 [ 1325.522990][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.523101][ T32] r9:83018205 r8:84240c00 r7:00000000 r6:83018200 r5:00001000 r4:7f581000 [ 1325.523171][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.523268][ T32] r5:00001000 r4:ed333000 [ 1325.523316][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.523398][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.523559][ T32] r5:844e5f8c r4:844e5c00 [ 1325.523631][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.523745][ T32] r7:ddde2d40 r6:83018200 r5:844e5f8c r4:84766c00 [ 1325.523822][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.523941][ T32] r10:61c88647 r9:84240c00 r8:84766c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.523997][ T32] r4:84766c00 [ 1325.524048][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.524155][ T32] r10:00000000 r9:84766c00 r8:8027ed34 r7:dfc61e60 r6:84766c80 r5:84240c00 [ 1325.524232][ T32] r4:00000001 [ 1325.524284][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.524388][ T32] Exception stack(0xdfc85fb0 to 0xdfc85ff8) [ 1325.524456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.524541][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.524610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.524692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.524750][ T32] r4:84994440 [ 1325.525630][ T32] INFO: task kworker/1:48:3230 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.525736][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.525953][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.526066][ T32] Call trace: [ 1325.526141][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.526250][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.526310][ T32] r4:00000000 [ 1325.526383][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.526480][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.526553][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.526621][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.526700][ T32] 1d60: 80070013 ffffffff [ 1325.526765][ T32] r5:80070013 r4:80239bd0 [ 1325.526833][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.526990][ T32] r4:82ac11e4 [ 1325.527047][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.527159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.527233][ T32] r4:e0721dc0 [ 1325.527286][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.527380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.527435][ T32] r4:00000000 [ 1325.527520][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.527635][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.527689][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.527784][ T32] r5:00001000 r4:ee903000 [ 1325.527833][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.527933][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.528027][ T32] r5:8602278c r4:86022400 [ 1325.528087][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.545624][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.545723][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.545863][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.545955][ T32] r4:847da580 [ 1325.546015][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.546121][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.546173][ T32] r4:00000001 [ 1325.546246][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.546337][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.546403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.546469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.546534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.546607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.546662][ T32] r4:847cce40 [ 1325.546719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.546803][ T32] INFO: task kworker/1:49:3233 blocked for more than 452 seconds. [ 1325.546877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.546973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.547029][ T32] task:kworker/1:49 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.547203][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.547369][ T32] Call trace: [ 1325.547488][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.547612][ T32] r10:829187f4 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:84242400 [ 1325.547693][ T32] r4:84242400 [ 1325.547765][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.547864][ T32] r5:84242400 r4:829187f0 [ 1325.547930][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.548024][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.556363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 [ 1325.556513][ T32] r4:00000000 [ 1325.556573][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.556706][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.556848][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.556972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84994a80 [ 1325.557027][ T32] r4:00000000 [ 1325.557076][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.557181][ T32] r9:83018205 r8:84242400 r7:00000000 r6:83018200 r5:00001000 r4:7f57f000 [ 1325.557253][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.557360][ T32] r5:00001000 r4:ed20d000 [ 1325.557409][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.557498][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.557635][ T32] r5:844e638c r4:844e6000 [ 1325.557692][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.557796][ T32] r7:ddde2d40 r6:83018200 r5:844e638c r4:84766d00 [ 1325.557849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.557956][ T32] r10:61c88647 r9:84242400 r8:84766d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.558011][ T32] r4:84766d00 [ 1325.558120][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.558342][ T32] r10:00000000 r9:84766d00 r8:8027ed34 r7:dfc85e60 r6:84766d80 r5:84242400 [ 1325.567254][ T32] r4:00000001 [ 1325.567336][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.567454][ T32] Exception stack(0xdfc91fb0 to 0xdfc91ff8) [ 1325.567537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.567601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.567666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.567739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.567799][ T32] r4:84994680 [ 1325.569114][ T32] INFO: task kworker/1:49:3233 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.569269][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.569477][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.569621][ T32] Call trace: [ 1325.569707][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.569822][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.569877][ T32] r4:00000000 [ 1325.569935][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.570024][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.570095][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.570186][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.570263][ T32] 1d60: 80070013 ffffffff [ 1325.570323][ T32] r5:80070013 r4:80239bd0 [ 1325.570373][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.570477][ T32] r4:82ac11e4 [ 1325.570549][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.570684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.570745][ T32] r4:e0721dc0 [ 1325.570796][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.570885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.570973][ T32] r4:00000000 [ 1325.571027][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.571149][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.571235][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.571338][ T32] r5:00001000 r4:ee903000 [ 1325.571399][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.571507][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.571598][ T32] r5:8602278c r4:86022400 [ 1325.571643][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.571740][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.571790][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.571901][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.571973][ T32] r4:847da580 [ 1325.572023][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.572142][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.572210][ T32] r4:00000001 [ 1325.572268][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.572349][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.572418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.572478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.572535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.572598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.572648][ T32] r4:847cce40 [ 1325.572698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.572769][ T32] INFO: task kworker/1:50:3235 blocked for more than 452 seconds. [ 1325.572838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.572928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.572995][ T32] task:kworker/1:50 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.573111][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.573230][ T32] Call trace: [ 1325.573365][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.573468][ T32] r10:829187f4 r9:dfc9dd84 r8:00000002 r7:60000013 r6:dfc9dd8c r5:84243000 [ 1325.573562][ T32] r4:84243000 [ 1325.573627][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.573742][ T32] r5:84243000 r4:829187f0 [ 1325.573799][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.573892][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.574013][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc9de08 [ 1325.574082][ T32] r4:00000000 [ 1325.574143][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.574232][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.574359][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.574467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e10140 [ 1325.574519][ T32] r4:00000000 [ 1325.574564][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.574662][ T32] r9:83018205 r8:84243000 r7:00000000 r6:83018200 r5:00001000 r4:7f57d000 [ 1325.574716][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.574811][ T32] r5:00001000 r4:ecf59000 [ 1325.574880][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.575009][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.575103][ T32] r5:844e678c r4:844e6400 [ 1325.575149][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.575247][ T32] r7:ddde2d40 r6:83018200 r5:844e678c r4:84766e00 [ 1325.575346][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.575475][ T32] r10:61c88647 r9:84243000 r8:84766e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.575544][ T32] r4:84766e00 [ 1325.575592][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.575695][ T32] r10:00000000 r9:84766e00 r8:8027ed34 r7:dfc91e60 r6:84766e80 r5:84243000 [ 1325.575762][ T32] r4:00000001 [ 1325.575810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.575901][ T32] Exception stack(0xdfc9dfb0 to 0xdfc9dff8) [ 1325.575975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.576051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.576128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.576190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.576257][ T32] r4:84994880 [ 1325.576955][ T32] INFO: task kworker/1:50:3235 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.577044][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.577178][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.577323][ T32] Call trace: [ 1325.577404][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.577507][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.577577][ T32] r4:00000000 [ 1325.577635][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.577737][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.577807][ T32] 1d20: bca98000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.577896][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.577964][ T32] 1d60: 80070013 ffffffff [ 1325.578048][ T32] r5:80070013 r4:80239bd0 [ 1325.578169][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.594495][ T32] r4:82ac11e4 [ 1325.594592][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.594735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.594815][ T32] r4:e0721dc0 [ 1325.594874][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.595026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.595081][ T32] r4:00000000 [ 1325.595130][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.595238][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.595292][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.595417][ T32] r5:00001000 r4:ee903000 [ 1325.595493][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.595610][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.595739][ T32] r5:8602278c r4:86022400 [ 1325.595803][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.595905][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.595971][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.596072][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.596150][ T32] r4:847da580 [ 1325.596212][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.596318][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.596371][ T32] r4:00000001 [ 1325.596418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.596502][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.596571][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.596663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.596757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.596825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.596904][ T32] r4:847cce40 [ 1325.597041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.597121][ T32] INFO: task kworker/1:51:3237 blocked for more than 452 seconds. [ 1325.597195][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.597250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.597300][ T32] task:kworker/1:51 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.597417][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.597517][ T32] Call trace: [ 1325.597640][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.597753][ T32] r10:829187f4 r9:dfca9d84 r8:00000002 r7:60000113 r6:dfca9d8c r5:84243c00 [ 1325.597809][ T32] r4:84243c00 [ 1325.597871][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.598004][ T32] r5:84243c00 r4:829187f0 [ 1325.598056][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.609749][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.609951][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca9e08 [ 1325.610015][ T32] r4:00000000 [ 1325.610081][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.610172][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.610275][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.610378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e10680 [ 1325.610435][ T32] r4:00000000 [ 1325.610499][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.610607][ T32] r9:83018205 r8:84243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f575000 [ 1325.610660][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.610757][ T32] r5:00001000 r4:dfc6d000 [ 1325.610806][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.610892][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.611021][ T32] r5:844e6f8c r4:844e6c00 [ 1325.611082][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.611183][ T32] r7:ddde2d40 r6:83018200 r5:844e6f8c r4:84766f00 [ 1325.611235][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.611337][ T32] r10:61c88647 r9:84243c00 r8:84766f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.611392][ T32] r4:84766f00 [ 1325.611438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.611535][ T32] r10:00000000 r9:84766f00 r8:8027ed34 r7:dfc9de60 r6:84766f80 r5:84243c00 [ 1325.611587][ T32] r4:00000001 [ 1325.611630][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.611710][ T32] Exception stack(0xdfca9fb0 to 0xdfca9ff8) [ 1325.611767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.611840][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.611901][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.611970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.612053][ T32] r4:84994a80 [ 1325.612894][ T32] INFO: task kworker/1:51:3237 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.612985][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.613135][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.613238][ T32] Call trace: [ 1325.613306][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.613406][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.613460][ T32] r4:00000000 [ 1325.613508][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.613599][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.613701][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.613808][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.613872][ T32] 1d60: 80070013 ffffffff [ 1325.613932][ T32] r5:80070013 r4:80239bd0 [ 1325.613978][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.614068][ T32] r4:82ac11e4 [ 1325.614114][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.614208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.614281][ T32] r4:e0721dc0 [ 1325.614356][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.614460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.614510][ T32] r4:00000000 [ 1325.614551][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.614647][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.614701][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.614797][ T32] r5:00001000 r4:ee903000 [ 1325.614871][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.615005][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.615098][ T32] r5:8602278c r4:86022400 [ 1325.615145][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.615258][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.615313][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.615412][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.615465][ T32] r4:847da580 [ 1325.615509][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.615626][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.615701][ T32] r4:00000001 [ 1325.615756][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.615836][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.616059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.616178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.616261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.616329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.616412][ T32] r4:847cce40 [ 1325.616480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.616545][ T32] INFO: task kworker/1:52:3239 blocked for more than 452 seconds. [ 1325.616650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.616750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.616824][ T32] task:kworker/1:52 state:D stack:0 pid:3239 tgid:3239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.616951][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.617047][ T32] Call trace: [ 1325.617136][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.617259][ T32] r10:829187f4 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:84244800 [ 1325.617316][ T32] r4:84244800 [ 1325.617375][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.617513][ T32] r5:84244800 r4:829187f0 [ 1325.617573][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.617683][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.617788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 [ 1325.617844][ T32] r4:00000000 [ 1325.617890][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.617984][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.618065][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.626882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ed300 [ 1325.627105][ T32] r4:00000000 [ 1325.627179][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.627324][ T32] r9:83018205 r8:84244800 r7:00000000 r6:83018200 r5:00001000 r4:7f579000 [ 1325.627404][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.627515][ T32] r5:00001000 r4:dfcc9000 [ 1325.627573][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.627659][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.627750][ T32] r5:844e738c r4:844e7000 [ 1325.627797][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.627938][ T32] r7:ddde2d40 r6:83018200 r5:844e738c r4:84991000 [ 1325.628005][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.628106][ T32] r10:61c88647 r9:84244800 r8:8499102c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.632385][ T32] r4:84991000 [ 1325.632503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.632643][ T32] r10:00000000 r9:84991000 r8:8027ed34 r7:dfca9e60 r6:84991080 r5:84244800 [ 1325.632692][ T32] r4:00000001 [ 1325.632765][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.632859][ T32] Exception stack(0xdfcb5fb0 to 0xdfcb5ff8) [ 1325.632938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.633004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.633060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.633119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.633188][ T32] r4:84994c80 [ 1325.634088][ T32] INFO: task kworker/1:52:3239 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.634190][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.634367][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.634477][ T32] Call trace: [ 1325.634546][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.634677][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.634740][ T32] r4:00000000 [ 1325.634803][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.634897][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.635008][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.635069][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.635123][ T32] 1d60: 80070013 ffffffff [ 1325.635177][ T32] r5:80070013 r4:80239bd0 [ 1325.635226][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.635322][ T32] r4:82ac11e4 [ 1325.635392][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.635517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.635575][ T32] r4:e0721dc0 [ 1325.635621][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.635711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.635780][ T32] r4:00000000 [ 1325.635834][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.635961][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.636014][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.636113][ T32] r5:00001000 r4:ee903000 [ 1325.636159][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.636248][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.636341][ T32] r5:8602278c r4:86022400 [ 1325.636414][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.636517][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.636590][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.636698][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.636802][ T32] r4:847da580 [ 1325.636864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.636989][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.637081][ T32] r4:00000001 [ 1325.637134][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.637217][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.637296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.637401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.637472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.637553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.637622][ T32] r4:847cce40 [ 1325.637715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.637792][ T32] INFO: task kworker/1:53:3240 blocked for more than 452 seconds. [ 1325.637881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.637972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.638024][ T32] task:kworker/1:53 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.648715][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.648949][ T32] Call trace: [ 1325.649042][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.649163][ T32] r10:829187f4 r9:dfcb9d84 r8:00000002 r7:60000113 r6:dfcb9d8c r5:84240000 [ 1325.649245][ T32] r4:84240000 [ 1325.649316][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.649433][ T32] r5:84240000 r4:829187f0 [ 1325.649494][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.649613][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.649719][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 [ 1325.649782][ T32] r4:00000000 [ 1325.649845][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.649960][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.650055][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.650150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498d280 [ 1325.650204][ T32] r4:00000000 [ 1325.650250][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.650350][ T32] r9:83018205 r8:84240000 r7:00000000 r6:83018200 r5:00001000 r4:7f57b000 [ 1325.650398][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.650492][ T32] r5:00001000 r4:ec9e9000 [ 1325.650540][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.650668][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.650774][ T32] r5:844e6b8c r4:844e6800 [ 1325.650822][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.650966][ T32] r7:ddde2d40 r6:83018200 r5:844e6b8c r4:84991100 [ 1325.651033][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.651133][ T32] r10:61c88647 r9:84240000 r8:8499112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.651190][ T32] r4:84991100 [ 1325.651231][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.651349][ T32] r10:00000000 r9:84991100 r8:8027ed34 r7:dfcb5e60 r6:84991180 r5:84240000 [ 1325.651407][ T32] r4:00000001 [ 1325.651450][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.651520][ T32] Exception stack(0xdfcb9fb0 to 0xdfcb9ff8) [ 1325.651587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.651642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.651712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.651777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.651840][ T32] r4:84994940 [ 1325.652701][ T32] INFO: task kworker/1:53:3240 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.652797][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.652945][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.653072][ T32] Call trace: [ 1325.653144][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.653250][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.653306][ T32] r4:00000000 [ 1325.653350][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.653437][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.653503][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.653568][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.653625][ T32] 1d60: 80070013 ffffffff [ 1325.653706][ T32] r5:80070013 r4:80239bd0 [ 1325.653783][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.653888][ T32] r4:82ac11e4 [ 1325.653945][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.654091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.654173][ T32] r4:e0721dc0 [ 1325.654233][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.654340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.654397][ T32] r4:00000000 [ 1325.654442][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.654560][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.654616][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.654709][ T32] r5:00001000 r4:ee903000 [ 1325.654755][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.654854][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.654986][ T32] r5:8602278c r4:86022400 [ 1325.655034][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.655131][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.655181][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.655308][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.655378][ T32] r4:847da580 [ 1325.655466][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.655574][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.655628][ T32] r4:00000001 [ 1325.655671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.655757][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.655812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.655873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.655945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.656030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.656119][ T32] r4:847cce40 [ 1325.656173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.656268][ T32] INFO: task kworker/1:54:3243 blocked for more than 452 seconds. [ 1325.656342][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.656398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.656441][ T32] task:kworker/1:54 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.656541][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.656636][ T32] Call trace: [ 1325.656706][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.656862][ T32] r10:829187f4 r9:dfcd5d84 r8:00000002 r7:60000013 r6:dfcd5d8c r5:84245400 [ 1325.656930][ T32] r4:84245400 [ 1325.656978][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.657068][ T32] r5:84245400 r4:829187f0 [ 1325.657140][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.657234][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.657335][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd5e08 [ 1325.657386][ T32] r4:00000000 [ 1325.657431][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.657514][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.657596][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.657701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e10d40 [ 1325.657755][ T32] r4:00000000 [ 1325.657803][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.657898][ T32] r9:83018205 r8:84245400 r7:00000000 r6:83018200 r5:00001000 r4:7f577000 [ 1325.657964][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.658056][ T32] r5:00001000 r4:dfc8d000 [ 1325.674040][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.674169][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.674219][ T32] r5:844e778c r4:844e7400 [ 1325.674240][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.674287][ T32] r7:ddde2d40 r6:83018200 r5:844e778c r4:84991200 [ 1325.674308][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.674352][ T32] r10:61c88647 r9:84245400 r8:8499122c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.674396][ T32] r4:84991200 [ 1325.674419][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.674465][ T32] r10:00000000 r9:84991200 r8:8027ed34 r7:dfcb5e60 r6:84991280 r5:84245400 [ 1325.674486][ T32] r4:00000001 [ 1325.674548][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.674589][ T32] Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) [ 1325.674618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.674645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.674670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.674697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.674718][ T32] r4:8498d180 [ 1325.675284][ T32] INFO: task kworker/1:54:3243 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.675361][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.675542][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.675650][ T32] Call trace: [ 1325.675731][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.675808][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.675856][ T32] r4:00000000 [ 1325.675930][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.675993][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.676026][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.676054][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.676086][ T32] 1d60: 80070013 ffffffff [ 1325.676133][ T32] r5:80070013 r4:80239bd0 [ 1325.676181][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.676229][ T32] r4:82ac11e4 [ 1325.676271][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.676315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.676357][ T32] r4:e0721dc0 [ 1325.676379][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.676430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.676454][ T32] r4:00000000 [ 1325.676495][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.676544][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.676566][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.676628][ T32] r5:00001000 r4:ee903000 [ 1325.676652][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.676698][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.676758][ T32] r5:8602278c r4:86022400 [ 1325.676778][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.676824][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.676855][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.676931][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.676956][ T32] r4:847da580 [ 1325.676999][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.677047][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.677068][ T32] r4:00000001 [ 1325.677169][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.677207][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.677232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.677259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.677305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.677337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.677379][ T32] r4:847cce40 [ 1325.677423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.677495][ T32] INFO: task kworker/1:55:3244 blocked for more than 452 seconds. [ 1325.677531][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.677578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.677601][ T32] task:kworker/1:55 state:D stack:0 pid:3244 tgid:3244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.677645][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.677685][ T32] Call trace: [ 1325.677713][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.677755][ T32] r10:829187f4 r9:dfbddd84 r8:00000002 r7:60000013 r6:dfbddd8c r5:84246000 [ 1325.677776][ T32] r4:84246000 [ 1325.677794][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.677832][ T32] r5:84246000 r4:829187f0 [ 1325.677870][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.677931][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.677978][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1325.677999][ T32] r4:00000000 [ 1325.678016][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.678051][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.687874][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.687961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ef440 [ 1325.687986][ T32] r4:00000000 [ 1325.688016][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.688067][ T32] r9:83018205 r8:84246000 r7:00000000 r6:83018200 r5:00001000 r4:7f619000 [ 1325.688102][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.688491][ T32] r5:00001000 r4:ed749000 [ 1325.688536][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.688588][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.688630][ T32] r5:85f21f8c r4:85f21c00 [ 1325.688649][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.688708][ T32] r7:ddde2d40 r6:83018200 r5:85f21f8c r4:84991300 [ 1325.688754][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.688825][ T32] r10:61c88647 r9:84246000 r8:8499132c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.688849][ T32] r4:84991300 [ 1325.688868][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.688935][ T32] r10:00000000 r9:84991300 r8:8027ed34 r7:dfcd5e60 r6:84991380 r5:84246000 [ 1325.688960][ T32] r4:00000001 [ 1325.688980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.689015][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1325.689044][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.689095][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.689144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.689178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.689211][ T32] r4:8498d180 [ 1325.689734][ T32] INFO: task kworker/1:55:3244 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.689771][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.689859][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.689910][ T32] Call trace: [ 1325.689951][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.690014][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.690039][ T32] r4:00000000 [ 1325.690082][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.690123][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.690152][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.690214][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.690253][ T32] 1d60: 80070013 ffffffff [ 1325.690299][ T32] r5:80070013 r4:80239bd0 [ 1325.690342][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.690386][ T32] r4:82ac11e4 [ 1325.690425][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.690470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.690512][ T32] r4:e0721dc0 [ 1325.690556][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.690610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.690634][ T32] r4:00000000 [ 1325.690652][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.690696][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.690717][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.690767][ T32] r5:00001000 r4:ee903000 [ 1325.690809][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.690850][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.690889][ T32] r5:8602278c r4:86022400 [ 1325.690909][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.691006][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.691029][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.691073][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.691094][ T32] r4:847da580 [ 1325.691135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.691191][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.691212][ T32] r4:00000001 [ 1325.691230][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.691263][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.691287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.691313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.691338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.691365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.691407][ T32] r4:847cce40 [ 1325.691532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.691686][ T32] INFO: task kworker/1:56:3246 blocked for more than 452 seconds. [ 1325.691724][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.691749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.691770][ T32] task:kworker/1:56 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.691814][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.691874][ T32] Call trace: [ 1325.691970][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.692031][ T32] r10:829187f4 r9:dfcddd84 r8:00000002 r7:60000113 r6:dfcddd8c r5:84241800 [ 1325.692053][ T32] r4:84241800 [ 1325.692072][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.692110][ T32] r5:84241800 r4:829187f0 [ 1325.692128][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.692174][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.692242][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 [ 1325.692288][ T32] r4:00000000 [ 1325.692312][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.692376][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.692416][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.692480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85390c80 [ 1325.692505][ T32] r4:00000000 [ 1325.692730][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.692834][ T32] r9:83018205 r8:84241800 r7:00000000 r6:83018200 r5:00001000 r4:7f575000 [ 1325.692857][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.692898][ T32] r5:00001000 r4:dfd01000 [ 1325.692916][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.692953][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.692991][ T32] r5:85e8bf8c r4:85e8bc00 [ 1325.693009][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.693049][ T32] r7:ddde2d40 r6:83018200 r5:85e8bf8c r4:84991400 [ 1325.693070][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.693112][ T32] r10:61c88647 r9:84241800 r8:8499142c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.693156][ T32] r4:84991400 [ 1325.693246][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.693355][ T32] r10:00000000 r9:84991400 r8:8027ed34 r7:dfbdde60 r6:84991480 r5:84241800 [ 1325.693400][ T32] r4:00000001 [ 1325.693564][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.693611][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1325.693638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.693665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.693690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.693716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.693737][ T32] r4:8498d0c0 [ 1325.694112][ T32] INFO: task kworker/1:56:3246 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.694165][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.694224][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.694502][ T32] Call trace: [ 1325.694556][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.694606][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.694628][ T32] r4:00000000 [ 1325.694647][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.694708][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.694761][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.694792][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.694814][ T32] 1d60: 80070013 ffffffff [ 1325.694848][ T32] r5:80070013 r4:80239bd0 [ 1325.694890][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.694969][ T32] r4:82ac11e4 [ 1325.695050][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.695097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.695118][ T32] r4:e0721dc0 [ 1325.695136][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.695235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.695259][ T32] r4:00000000 [ 1325.695278][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.695323][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.695361][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.695427][ T32] r5:00001000 r4:ee903000 [ 1325.695448][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.695502][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.695566][ T32] r5:8602278c r4:86022400 [ 1325.695587][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.695631][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.695651][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.695715][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.695739][ T32] r4:847da580 [ 1325.695779][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.695825][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.695847][ T32] r4:00000001 [ 1325.695865][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.695898][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.695923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.695949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.695974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.696017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.696040][ T32] r4:847cce40 [ 1325.696059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.696083][ T32] INFO: task kworker/0:17:3248 blocked for more than 452 seconds. [ 1325.696111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.696135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.696155][ T32] task:kworker/0:17 state:D stack:0 pid:3248 tgid:3248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.696204][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.696242][ T32] Call trace: [ 1325.696270][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.696312][ T32] r10:829187f4 r9:dfcf5d84 r8:00000002 r7:60000113 r6:dfcf5d8c r5:84518000 [ 1325.696355][ T32] r4:84518000 [ 1325.696378][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.696416][ T32] r5:84518000 r4:829187f0 [ 1325.696434][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.696492][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.696539][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf5e08 [ 1325.696560][ T32] r4:00000000 [ 1325.696592][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.696631][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.696664][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.696702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29940 [ 1325.696745][ T32] r4:00000000 [ 1325.696774][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.696842][ T32] r9:83018005 r8:84518000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1325.696886][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.696932][ T32] r5:00001000 r4:ecb89000 [ 1325.696951][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.696988][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.697028][ T32] r5:85a82f8c r4:85a82c00 [ 1325.697046][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.697088][ T32] r7:dddced40 r6:83018000 r5:85a82f8c r4:8497e180 [ 1325.697108][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.697150][ T32] r10:61c88647 r9:84518000 r8:8497e1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.697198][ T32] r4:8497e180 [ 1325.697219][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.697261][ T32] r10:00000000 r9:8497e180 r8:8027ed34 r7:dfb4de60 r6:84991500 r5:84518000 [ 1325.697303][ T32] r4:00000001 [ 1325.697324][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.697356][ T32] Exception stack(0xdfcf5fb0 to 0xdfcf5ff8) [ 1325.697381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.697410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.697434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.697475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.697519][ T32] r4:847ed240 [ 1325.697828][ T32] INFO: task kworker/0:17:3248 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.697859][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.697937][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.698005][ T32] Call trace: [ 1325.698033][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.698078][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.698099][ T32] r4:00000000 [ 1325.698118][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.716386][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.716443][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.716473][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.716495][ T32] 1d60: 80070013 ffffffff [ 1325.716521][ T32] r5:80070013 r4:80239bd0 [ 1325.716542][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.716625][ T32] r4:82ac11e4 [ 1325.716657][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.716702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.716747][ T32] r4:e0721dc0 [ 1325.716767][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.716809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.716830][ T32] r4:00000000 [ 1325.716849][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.716892][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.716912][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.716965][ T32] r5:00001000 r4:ee903000 [ 1325.716996][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.717038][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.717079][ T32] r5:8602278c r4:86022400 [ 1325.717097][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.717164][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.717190][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.717235][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.717255][ T32] r4:847da580 [ 1325.717273][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.717330][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.717362][ T32] r4:00000001 [ 1325.717405][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.717442][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.717468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.717494][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.717539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.717579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.717604][ T32] r4:847cce40 [ 1325.717627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.717656][ T32] INFO: task kworker/0:18:3250 blocked for more than 452 seconds. [ 1325.717689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.717712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.717765][ T32] task:kworker/0:18 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.717824][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.717899][ T32] Call trace: [ 1325.717971][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.718022][ T32] r10:829187f4 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:84519800 [ 1325.718043][ T32] r4:84519800 [ 1325.718136][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.723825][ T32] r5:84519800 r4:829187f0 [ 1325.723863][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.723924][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.723990][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd05e08 [ 1325.724024][ T32] r4:00000000 [ 1325.724046][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.724104][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.724148][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.724195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29e40 [ 1325.724219][ T32] r4:00000000 [ 1325.724238][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.724284][ T32] r9:83018005 r8:84519800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.724316][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.724386][ T32] r5:00001000 r4:eb9b7000 [ 1325.724409][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.724448][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.724509][ T32] r5:85a8438c r4:85a84000 [ 1325.724531][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.724586][ T32] r7:dddced40 r6:83018000 r5:85a8438c r4:8497e200 [ 1325.724610][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.724667][ T32] r10:61c88647 r9:84519800 r8:8497e22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.724690][ T32] r4:8497e200 [ 1325.724709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.724753][ T32] r10:00000000 r9:8497e200 r8:8027ed34 r7:dfcf5e60 r6:84991580 r5:84519800 [ 1325.724774][ T32] r4:00000001 [ 1325.724819][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.724858][ T32] Exception stack(0xdfd05fb0 to 0xdfd05ff8) [ 1325.724923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.724954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.724979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.725005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.725046][ T32] r4:847ed400 [ 1325.725557][ T32] INFO: task kworker/0:18:3250 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.725618][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.725750][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.725801][ T32] Call trace: [ 1325.725832][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.725878][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.725924][ T32] r4:00000000 [ 1325.725969][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.726013][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.726042][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.726069][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.726120][ T32] 1d60: 80070013 ffffffff [ 1325.726146][ T32] r5:80070013 r4:80239bd0 [ 1325.726170][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.726232][ T32] r4:82ac11e4 [ 1325.726277][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.726322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.726345][ T32] r4:e0721dc0 [ 1325.726385][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.726431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.726452][ T32] r4:00000000 [ 1325.726495][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.726543][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.726573][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.726616][ T32] r5:00001000 r4:ee903000 [ 1325.726644][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.726686][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.726725][ T32] r5:8602278c r4:86022400 [ 1325.726743][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.726786][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.726805][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.726847][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.726868][ T32] r4:847da580 [ 1325.726887][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.726975][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.727000][ T32] r4:00000001 [ 1325.727019][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.727062][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.727093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.727119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.727144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.727179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.727200][ T32] r4:847cce40 [ 1325.727219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.727244][ T32] INFO: task kworker/0:19:3251 blocked for more than 452 seconds. [ 1325.727276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.727322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.727345][ T32] task:kworker/0:19 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.727388][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.727449][ T32] Call trace: [ 1325.727482][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.727525][ T32] r10:829187f4 r9:dfd09d84 r8:00000002 r7:60000113 r6:dfd09d8c r5:8451a400 [ 1325.727547][ T32] r4:8451a400 [ 1325.727575][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.727616][ T32] r5:8451a400 r4:829187f0 [ 1325.727635][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.727719][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.727766][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd09e08 [ 1325.727787][ T32] r4:00000000 [ 1325.727805][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.727858][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.727897][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.727938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29a80 [ 1325.727971][ T32] r4:00000000 [ 1325.727992][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.728034][ T32] r9:83018005 r8:8451a400 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1325.728183][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.736021][ T32] r5:00001000 r4:dfb8f000 [ 1325.736062][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.736123][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.736172][ T32] r5:85a8338c r4:85a83000 [ 1325.736220][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.736271][ T32] r7:dddced40 r6:83018000 r5:85a8338c r4:8497e280 [ 1325.736292][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.736352][ T32] r10:61c88647 r9:8451a400 r8:8497e2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.736377][ T32] r4:8497e280 [ 1325.736396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.736441][ T32] r10:00000000 r9:8497e280 r8:8027ed34 r7:dfd05e60 r6:84991600 r5:8451a400 [ 1325.736462][ T32] r4:00000001 [ 1325.736480][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.736515][ T32] Exception stack(0xdfd09fb0 to 0xdfd09ff8) [ 1325.736543][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.736570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.736594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.736644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.736669][ T32] r4:847ed400 [ 1325.737169][ T32] INFO: task kworker/0:19:3251 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.737233][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.737357][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.737446][ T32] Call trace: [ 1325.737481][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.737530][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.737573][ T32] r4:00000000 [ 1325.737596][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.737634][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.737696][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.737728][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.737751][ T32] 1d60: 80070013 ffffffff [ 1325.737772][ T32] r5:80070013 r4:80239bd0 [ 1325.737811][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.737856][ T32] r4:82ac11e4 [ 1325.737896][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.737943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.737984][ T32] r4:e0721dc0 [ 1325.738007][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.738048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.738069][ T32] r4:00000000 [ 1325.738087][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.742453][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.742521][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.742607][ T32] r5:00001000 r4:ee903000 [ 1325.742631][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.742671][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.742712][ T32] r5:8602278c r4:86022400 [ 1325.742753][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.742801][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.742842][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.742890][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.742947][ T32] r4:847da580 [ 1325.742976][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.743043][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.743068][ T32] r4:00000001 [ 1325.743087][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.743149][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.743187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.743235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.743284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.743336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.743359][ T32] r4:847cce40 [ 1325.743381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.743432][ T32] INFO: task kworker/0:20:3253 blocked for more than 452 seconds. [ 1325.743469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.743493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.743514][ T32] task:kworker/0:20 state:D stack:0 pid:3253 tgid:3253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.743565][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.743633][ T32] Call trace: [ 1325.743666][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.743713][ T32] r10:829187f4 r9:dfd11d84 r8:00000002 r7:60000113 r6:dfd11d8c r5:8451bc00 [ 1325.743734][ T32] r4:8451bc00 [ 1325.743753][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.743790][ T32] r5:8451bc00 r4:829187f0 [ 1325.743808][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.743876][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.743935][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd11e08 [ 1325.743960][ T32] r4:00000000 [ 1325.743978][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.744013][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.744049][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.744088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29b80 [ 1325.744108][ T32] r4:00000000 [ 1325.744138][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.744190][ T32] r9:83018005 r8:8451bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1325.744211][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.744251][ T32] r5:00001000 r4:eae7f000 [ 1325.744270][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.744432][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.744479][ T32] r5:85a8378c r4:85a83400 [ 1325.744497][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.744539][ T32] r7:dddced40 r6:83018000 r5:85a8378c r4:8497e300 [ 1325.744568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.744613][ T32] r10:61c88647 r9:8451bc00 r8:8497e32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.744634][ T32] r4:8497e300 [ 1325.744652][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.744693][ T32] r10:00000000 r9:8497e300 r8:8027ed34 r7:dfd05e60 r6:84991680 r5:8451bc00 [ 1325.744714][ T32] r4:00000001 [ 1325.744731][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.744764][ T32] Exception stack(0xdfd11fb0 to 0xdfd11ff8) [ 1325.744816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.744857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.744886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.744914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.744934][ T32] r4:847ed540 [ 1325.745416][ T32] INFO: task kworker/0:20:3253 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.745448][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.745503][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.745547][ T32] Call trace: [ 1325.745575][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.745687][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.745744][ T32] r4:00000000 [ 1325.745767][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.745825][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.745857][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.745885][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.745908][ T32] 1d60: 80070013 ffffffff [ 1325.745950][ T32] r5:80070013 r4:80239bd0 [ 1325.745973][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.746035][ T32] r4:82ac11e4 [ 1325.746081][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.746125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.746170][ T32] r4:e0721dc0 [ 1325.746204][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.746273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.746297][ T32] r4:00000000 [ 1325.746315][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.746358][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.746400][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.746444][ T32] r5:00001000 r4:ee903000 [ 1325.746566][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.746620][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.746684][ T32] r5:8602278c r4:86022400 [ 1325.746707][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.746752][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.746775][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.746823][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.746844][ T32] r4:847da580 [ 1325.746862][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.746904][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.746924][ T32] r4:00000001 [ 1325.746988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.747047][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.747075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.747101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.747149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.747184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.747205][ T32] r4:847cce40 [ 1325.747235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.747261][ T32] INFO: task kworker/0:21:3254 blocked for more than 452 seconds. [ 1325.747289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.747311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.747330][ T32] task:kworker/0:21 state:D stack:0 pid:3254 tgid:3254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.747436][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.747564][ T32] Call trace: [ 1325.747599][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.747678][ T32] r10:829187f4 r9:dfd21d84 r8:00000002 r7:60000113 r6:dfd21d8c r5:8451c800 [ 1325.747704][ T32] r4:8451c800 [ 1325.747723][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.747771][ T32] r5:8451c800 r4:829187f0 [ 1325.747793][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.747830][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.747894][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd21e08 [ 1325.747929][ T32] r4:00000000 [ 1325.747950][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.747986][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.748041][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.748143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29c80 [ 1325.759084][ T32] r4:00000000 [ 1325.759123][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.759225][ T32] r9:83018005 r8:8451c800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1325.759315][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.759385][ T32] r5:00001000 r4:eb60d000 [ 1325.759429][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.759472][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.759514][ T32] r5:85a83b8c r4:85a83800 [ 1325.759533][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.759578][ T32] r7:dddced40 r6:83018000 r5:85a83b8c r4:8497e380 [ 1325.759598][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.759641][ T32] r10:61c88647 r9:8451c800 r8:8497e3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.759686][ T32] r4:8497e380 [ 1325.759730][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.759777][ T32] r10:00000000 r9:8497e380 r8:8027ed34 r7:dfd05e60 r6:84991700 r5:8451c800 [ 1325.759798][ T32] r4:00000001 [ 1325.759816][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.759851][ T32] Exception stack(0xdfd21fb0 to 0xdfd21ff8) [ 1325.759878][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.759975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.760014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.760044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.760075][ T32] r4:847ed540 [ 1325.760566][ T32] INFO: task kworker/0:21:3254 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.760600][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.760719][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.760766][ T32] Call trace: [ 1325.760907][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.760961][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.760995][ T32] r4:00000000 [ 1325.761018][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.761055][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.761083][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.761134][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.761164][ T32] 1d60: 80070013 ffffffff [ 1325.761195][ T32] r5:80070013 r4:80239bd0 [ 1325.761219][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.761280][ T32] r4:82ac11e4 [ 1325.761347][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.761411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.761582][ T32] r4:e0721dc0 [ 1325.761606][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.761648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.761669][ T32] r4:00000000 [ 1325.761687][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.761750][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.761775][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.761838][ T32] r5:00001000 r4:ee903000 [ 1325.761860][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.761897][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.761936][ T32] r5:8602278c r4:86022400 [ 1325.761976][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.762045][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.762068][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.762133][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.762162][ T32] r4:847da580 [ 1325.762205][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.762253][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.762274][ T32] r4:00000001 [ 1325.762293][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.762330][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.762355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.762733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.762762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.762873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.762975][ T32] r4:847cce40 [ 1325.763003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.763053][ T32] INFO: task kworker/0:22:3258 blocked for more than 452 seconds. [ 1325.763111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.763162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.763188][ T32] task:kworker/0:22 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.763233][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.763273][ T32] Call trace: [ 1325.763302][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.763367][ T32] r10:829187f4 r9:dfc41d84 r8:00000002 r7:60000013 r6:dfc41d8c r5:83a73000 [ 1325.763392][ T32] r4:83a73000 [ 1325.763425][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.763488][ T32] r5:83a73000 r4:829187f0 [ 1325.763510][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.763655][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.763723][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [ 1325.763793][ T32] r4:00000000 [ 1325.763825][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.763996][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.764140][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.764187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29d80 [ 1325.764210][ T32] r4:00000000 [ 1325.764241][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.764286][ T32] r9:83018005 r8:83a73000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1325.764307][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.764367][ T32] r5:00001000 r4:eb81d000 [ 1325.764388][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.764427][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.764466][ T32] r5:85a83f8c r4:85a83c00 [ 1325.764485][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.764526][ T32] r7:dddced40 r6:83018000 r5:85a83f8c r4:8497e400 [ 1325.764570][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.764616][ T32] r10:61c88647 r9:83a73000 r8:8497e42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.764659][ T32] r4:8497e400 [ 1325.764679][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.764730][ T32] r10:00000000 r9:8497e400 r8:8027ed34 r7:dfd05e60 r6:8497e480 r5:83a73000 [ 1325.764777][ T32] r4:00000001 [ 1325.764798][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.764855][ T32] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1325.764883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.764925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.764975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.765005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.765026][ T32] r4:847ed780 [ 1325.765351][ T32] INFO: task kworker/0:22:3258 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.765385][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.765473][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.765537][ T32] Call trace: [ 1325.765569][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.765615][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.765637][ T32] r4:00000000 [ 1325.765687][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.765738][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.765794][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.765824][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.765867][ T32] 1d60: 80070013 ffffffff [ 1325.765892][ T32] r5:80070013 r4:80239bd0 [ 1325.765925][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.765968][ T32] r4:82ac11e4 [ 1325.765986][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.766025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.766046][ T32] r4:e0721dc0 [ 1325.766064][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.766102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.766149][ T32] r4:00000000 [ 1325.766175][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.766220][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.766240][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.766281][ T32] r5:00001000 r4:ee903000 [ 1325.766300][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.766358][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.766411][ T32] r5:8602278c r4:86022400 [ 1325.766452][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.766500][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.766550][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.766620][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.766645][ T32] r4:847da580 [ 1325.766664][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.766707][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.766727][ T32] r4:00000001 [ 1325.766745][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.766800][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.766829][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.766881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.766951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.766991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.767012][ T32] r4:847cce40 [ 1325.767032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.767054][ T32] INFO: task kworker/1:57:3260 blocked for more than 452 seconds. [ 1325.767081][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.767128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.767201][ T32] task:kworker/1:57 state:D stack:0 pid:3260 tgid:3260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.767249][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.767288][ T32] Call trace: [ 1325.767326][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.767375][ T32] r10:829187f4 r9:dfd41d84 r8:00000002 r7:60000113 r6:dfd41d8c r5:84518c00 [ 1325.767397][ T32] r4:84518c00 [ 1325.767415][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.767476][ T32] r5:84518c00 r4:829187f0 [ 1325.767499][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.767547][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.767603][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 [ 1325.767627][ T32] r4:00000000 [ 1325.767704][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.767745][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.767794][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.767867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84760080 [ 1325.767891][ T32] r4:00000000 [ 1325.767921][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.767967][ T32] r9:83018205 r8:84518c00 r7:00000000 r6:83018200 r5:00001000 r4:7f61b000 [ 1325.768011][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.768054][ T32] r5:00001000 r4:ed83f000 [ 1325.783441][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.783566][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.783625][ T32] r5:85f2238c r4:85f22000 [ 1325.783650][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.783698][ T32] r7:ddde2d40 r6:83018200 r5:85f2238c r4:84991780 [ 1325.783750][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.783799][ T32] r10:61c88647 r9:84518c00 r8:849917ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.783846][ T32] r4:84991780 [ 1325.783868][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.783926][ T32] r10:00000000 r9:84991780 r8:8027ed34 r7:dfbdde60 r6:84991800 r5:84518c00 [ 1325.783952][ T32] r4:00000001 [ 1325.783970][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.784005][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 1325.784033][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.784059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.784084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.784111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.784153][ T32] r4:8498d180 [ 1325.784636][ T32] INFO: task kworker/1:57:3260 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.784674][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.784797][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.784850][ T32] Call trace: [ 1325.784931][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.785012][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.785068][ T32] r4:00000000 [ 1325.785130][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.785182][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.785212][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.785248][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.785274][ T32] 1d60: 80070013 ffffffff [ 1325.785296][ T32] r5:80070013 r4:80239bd0 [ 1325.785315][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.785371][ T32] r4:82ac11e4 [ 1325.785420][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.785485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.785506][ T32] r4:e0721dc0 [ 1325.785525][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.785626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.785676][ T32] r4:00000000 [ 1325.785700][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.785748][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.785781][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.785827][ T32] r5:00001000 r4:ee903000 [ 1325.785846][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.785905][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.785974][ T32] r5:8602278c r4:86022400 [ 1325.785995][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.786042][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.786081][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.786128][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.786153][ T32] r4:847da580 [ 1325.786180][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.786223][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.786244][ T32] r4:00000001 [ 1325.786262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.786296][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.786351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.786383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.786423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.786474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.786528][ T32] r4:847cce40 [ 1325.786574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.786604][ T32] INFO: task kworker/1:58:3264 blocked for more than 452 seconds. [ 1325.786638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.786662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.786682][ T32] task:kworker/1:58 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.786746][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.786836][ T32] Call trace: [ 1325.786880][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.786925][ T32] r10:829187f4 r9:dfd35d84 r8:00000002 r7:60000013 r6:dfd35d8c r5:8451d400 [ 1325.786975][ T32] r4:8451d400 [ 1325.787017][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.787088][ T32] r5:8451d400 r4:829187f0 [ 1325.787109][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.787252][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.787301][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd35e08 [ 1325.787695][ T32] r4:00000000 [ 1325.787727][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.787767][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.787839][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.787883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847604c0 [ 1325.787978][ T32] r4:00000000 [ 1325.787999][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.788063][ T32] r9:83018205 r8:8451d400 r7:00000000 r6:83018200 r5:00001000 r4:7f617000 [ 1325.788150][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.797070][ T32] r5:00001000 r4:dfd51000 [ 1325.797113][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.797183][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.797226][ T32] r5:85f21b8c r4:85f21800 [ 1325.797245][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.797291][ T32] r7:ddde2d40 r6:83018200 r5:85f21b8c r4:84991880 [ 1325.797312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.797356][ T32] r10:61c88647 r9:8451d400 r8:849918ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.797377][ T32] r4:84991880 [ 1325.797406][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.797460][ T32] r10:00000000 r9:84991880 r8:8027ed34 r7:dfbdde60 r6:84991900 r5:8451d400 [ 1325.797504][ T32] r4:00000001 [ 1325.797557][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.797620][ T32] Exception stack(0xdfd35fb0 to 0xdfd35ff8) [ 1325.797673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.797704][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.797738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.797789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.797814][ T32] r4:84994b40 [ 1325.802428][ T32] INFO: task kworker/1:58:3264 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.802519][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.802591][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.802700][ T32] Call trace: [ 1325.802762][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.802839][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.802866][ T32] r4:00000000 [ 1325.802886][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.802925][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.802981][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.803033][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.803061][ T32] 1d60: 80070013 ffffffff [ 1325.803084][ T32] r5:80070013 r4:80239bd0 [ 1325.803126][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.803179][ T32] r4:82ac11e4 [ 1325.803219][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.803264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.803306][ T32] r4:e0721dc0 [ 1325.803341][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.803386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.803407][ T32] r4:00000000 [ 1325.803446][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.803495][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.803525][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.803591][ T32] r5:00001000 r4:ee903000 [ 1325.803656][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.803698][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.803738][ T32] r5:8602278c r4:86022400 [ 1325.803756][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.803822][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.803847][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.803902][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.803970][ T32] r4:847da580 [ 1325.803992][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.804037][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.804058][ T32] r4:00000001 [ 1325.804076][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.804109][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.804133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.804165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.804191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.804218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.804251][ T32] r4:847cce40 [ 1325.804277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.804304][ T32] INFO: task kworker/1:59:3265 blocked for more than 452 seconds. [ 1325.804336][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.804360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.804379][ T32] task:kworker/1:59 state:D stack:0 pid:3265 tgid:3265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.804436][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.804476][ T32] Call trace: [ 1325.804504][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.804558][ T32] r10:829187f4 r9:dfcd9d84 r8:00000002 r7:60000013 r6:dfcd9d8c r5:8451e000 [ 1325.804582][ T32] r4:8451e000 [ 1325.804601][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.804661][ T32] r5:8451e000 r4:829187f0 [ 1325.804683][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.804730][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.804787][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 [ 1325.804811][ T32] r4:00000000 [ 1325.804829][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.804865][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.804914][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.804956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854efac0 [ 1325.804977][ T32] r4:00000000 [ 1325.804995][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.805046][ T32] r9:83018205 r8:8451e000 r7:00000000 r6:83018200 r5:00001000 r4:7f615000 [ 1325.805086][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.805131][ T32] r5:00001000 r4:ed2c9000 [ 1325.805171][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.805236][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.805278][ T32] r5:85f2178c r4:85f21400 [ 1325.805297][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.805346][ T32] r7:ddde2d40 r6:83018200 r5:85f2178c r4:84991980 [ 1325.805389][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.805435][ T32] r10:61c88647 r9:8451e000 r8:849919ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.805456][ T32] r4:84991980 [ 1325.805473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.805514][ T32] r10:00000000 r9:84991980 r8:8027ed34 r7:dfd35e60 r6:84991a00 r5:8451e000 [ 1325.805546][ T32] r4:00000001 [ 1325.805588][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.805626][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1325.805650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.805677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.805743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.805773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.805794][ T32] r4:8498d4c0 [ 1325.806184][ T32] INFO: task kworker/1:59:3265 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.806238][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.806355][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.806447][ T32] Call trace: [ 1325.806524][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.806573][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.806596][ T32] r4:00000000 [ 1325.806628][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.806712][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.806827][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.806872][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.806963][ T32] 1d60: 80070013 ffffffff [ 1325.806991][ T32] r5:80070013 r4:80239bd0 [ 1325.807010][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.807051][ T32] r4:82ac11e4 [ 1325.807069][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.807109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.807129][ T32] r4:e0721dc0 [ 1325.807149][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.807219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.807243][ T32] r4:00000000 [ 1325.807261][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.807305][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.807326][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.807408][ T32] r5:00001000 r4:ee903000 [ 1325.807453][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.807558][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.807601][ T32] r5:8602278c r4:86022400 [ 1325.807620][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.807664][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.807684][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.807726][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.807747][ T32] r4:847da580 [ 1325.807765][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.807807][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.807828][ T32] r4:00000001 [ 1325.807846][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.807878][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.807902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.807950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.807980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.808008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.808107][ T32] r4:847cce40 [ 1325.818615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.818662][ T32] INFO: task kworker/1:60:3267 blocked for more than 452 seconds. [ 1325.818697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.818720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.818766][ T32] task:kworker/1:60 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.818840][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.818960][ T32] Call trace: [ 1325.819020][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.819089][ T32] r10:829187f4 r9:dfd5dd84 r8:00000002 r7:60000113 r6:dfd5dd8c r5:8451ec00 [ 1325.819114][ T32] r4:8451ec00 [ 1325.819134][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.819181][ T32] r5:8451ec00 r4:829187f0 [ 1325.819200][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.819262][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.819309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd5de08 [ 1325.819330][ T32] r4:00000000 [ 1325.819349][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.819384][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.819443][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.819497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ef2c0 [ 1325.819529][ T32] r4:00000000 [ 1325.819573][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.819621][ T32] r9:83018205 r8:8451ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f613000 [ 1325.819644][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.819684][ T32] r5:00001000 r4:dfd49000 [ 1325.819723][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.819786][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.819831][ T32] r5:85f2138c r4:85f21000 [ 1325.819871][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.819931][ T32] r7:ddde2d40 r6:83018200 r5:85f2138c r4:84991a80 [ 1325.819954][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.820006][ T32] r10:61c88647 r9:8451ec00 r8:84991aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.820030][ T32] r4:84991a80 [ 1325.820058][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.820105][ T32] r10:00000000 r9:84991a80 r8:8027ed34 r7:dfcd9e60 r6:84991b00 r5:8451ec00 [ 1325.820147][ T32] r4:00000001 [ 1325.820174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.820210][ T32] Exception stack(0xdfd5dfb0 to 0xdfd5dff8) [ 1325.820236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.820263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.820288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.820337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.820363][ T32] r4:847601c0 [ 1325.820839][ T32] INFO: task kworker/1:60:3267 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.820871][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.820973][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.821039][ T32] Call trace: [ 1325.821094][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.821140][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.821167][ T32] r4:00000000 [ 1325.821187][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.821223][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.821251][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.821278][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.821299][ T32] 1d60: 80070013 ffffffff [ 1325.821320][ T32] r5:80070013 r4:80239bd0 [ 1325.821360][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.821404][ T32] r4:82ac11e4 [ 1325.821439][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.821485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.821506][ T32] r4:e0721dc0 [ 1325.821524][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.821574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.821607][ T32] r4:00000000 [ 1325.821636][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.821707][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.821731][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.821793][ T32] r5:00001000 r4:ee903000 [ 1325.821816][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.821876][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.821920][ T32] r5:8602278c r4:86022400 [ 1325.821939][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.821982][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.822012][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.822076][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.822100][ T32] r4:847da580 [ 1325.822120][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.822188][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.822213][ T32] r4:00000001 [ 1325.822233][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.822281][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.822312][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.822361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.822426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.822456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.822477][ T32] r4:847cce40 [ 1325.822495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.822550][ T32] INFO: task kworker/1:61:3269 blocked for more than 452 seconds. [ 1325.822592][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.822642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.822685][ T32] task:kworker/1:61 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.822733][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.822794][ T32] Call trace: [ 1325.822826][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.822869][ T32] r10:829187f4 r9:dfd75d84 r8:00000002 r7:60000113 r6:dfd75d8c r5:83a94800 [ 1325.822891][ T32] r4:83a94800 [ 1325.822909][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.822978][ T32] r5:83a94800 r4:829187f0 [ 1325.823008][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.823049][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.823115][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd75e08 [ 1325.823140][ T32] r4:00000000 [ 1325.823187][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.823251][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.823315][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.823385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4b900 [ 1325.823431][ T32] r4:00000000 [ 1325.823451][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.823493][ T32] r9:83018205 r8:83a94800 r7:00000000 r6:83018200 r5:00001000 r4:7f6a3000 [ 1325.823535][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.823587][ T32] r5:00001000 r4:ee52b000 [ 1325.823608][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.823645][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.823694][ T32] r5:85fb378c r4:85fb3400 [ 1325.823734][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.823780][ T32] r7:ddde2d40 r6:83018200 r5:85fb378c r4:84991b80 [ 1325.823818][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.823879][ T32] r10:61c88647 r9:83a94800 r8:84991bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.823904][ T32] r4:84991b80 [ 1325.823922][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.823963][ T32] r10:00000000 r9:84991b80 r8:8027ed34 r7:dfd5de60 r6:84991c00 r5:83a94800 [ 1325.823993][ T32] r4:00000001 [ 1325.824014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.824047][ T32] Exception stack(0xdfd75fb0 to 0xdfd75ff8) [ 1325.824093][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.824143][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.824177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.824227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.824260][ T32] r4:84760100 [ 1325.824572][ T32] INFO: task kworker/1:61:3269 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.824613][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.824690][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.824739][ T32] Call trace: [ 1325.824776][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.824860][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.824885][ T32] r4:00000000 [ 1325.824929][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.824970][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.825022][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.825073][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.825121][ T32] 1d60: 80070013 ffffffff [ 1325.825186][ T32] r5:80070013 r4:80239bd0 [ 1325.825207][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.825246][ T32] r4:82ac11e4 [ 1325.825274][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.825317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.825338][ T32] r4:e0721dc0 [ 1325.825378][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.825442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.825491][ T32] r4:00000000 [ 1325.825534][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.825603][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.825650][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.825715][ T32] r5:00001000 r4:ee903000 [ 1325.825762][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.825803][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.825867][ T32] r5:8602278c r4:86022400 [ 1325.825888][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.825934][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.825954][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.826007][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.826053][ T32] r4:847da580 [ 1325.826075][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.826126][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.826171][ T32] r4:00000001 [ 1325.826194][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.826228][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.826252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.826278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.826303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.826329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.826380][ T32] r4:847cce40 [ 1325.826403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.826435][ T32] INFO: task kworker/1:62:3270 blocked for more than 452 seconds. [ 1325.826466][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.826489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.826508][ T32] task:kworker/1:62 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.826550][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.826615][ T32] Call trace: [ 1325.826688][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.826734][ T32] r10:829187f4 r9:dfd79d84 r8:00000002 r7:60000013 r6:dfd79d8c r5:84246c00 [ 1325.826755][ T32] r4:84246c00 [ 1325.826774][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.826832][ T32] r5:84246c00 r4:829187f0 [ 1325.826855][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.826893][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.826966][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd79e08 [ 1325.826990][ T32] r4:00000000 [ 1325.827008][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.827071][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.827109][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.827148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eff80 [ 1325.827174][ T32] r4:00000000 [ 1325.827203][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.827248][ T32] r9:83018205 r8:84246c00 r7:00000000 r6:83018200 r5:00001000 r4:7f611000 [ 1325.827270][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.827310][ T32] r5:00001000 r4:ed887000 [ 1325.827359][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.827399][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.827439][ T32] r5:85ea178c r4:85ea1400 [ 1325.827457][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.827498][ T32] r7:ddde2d40 r6:83018200 r5:85ea178c r4:84991c80 [ 1325.827526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.827572][ T32] r10:61c88647 r9:84246c00 r8:84991cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.827601][ T32] r4:84991c80 [ 1325.827681][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.827765][ T32] r10:00000000 r9:84991c80 r8:8027ed34 r7:dfd75e60 r6:84991d00 r5:84246c00 [ 1325.827791][ T32] r4:00000001 [ 1325.827819][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.827881][ T32] Exception stack(0xdfd79fb0 to 0xdfd79ff8) [ 1325.827937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.827992][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.828040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.844674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.844755][ T32] r4:84760100 [ 1325.845276][ T32] INFO: task kworker/1:62:3270 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.845314][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.845408][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.845581][ T32] Call trace: [ 1325.845614][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.845668][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.845690][ T32] r4:00000000 [ 1325.845709][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.845745][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.845774][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.845811][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.845838][ T32] 1d60: 80070013 ffffffff [ 1325.845870][ T32] r5:80070013 r4:80239bd0 [ 1325.845903][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.845948][ T32] r4:82ac11e4 [ 1325.846032][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.846122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.846188][ T32] r4:e0721dc0 [ 1325.846212][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.846275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.846299][ T32] r4:00000000 [ 1325.846319][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.846363][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.846392][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.846437][ T32] r5:00001000 r4:ee903000 [ 1325.846456][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.846495][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.846536][ T32] r5:8602278c r4:86022400 [ 1325.846555][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.846621][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.846666][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.846713][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.846756][ T32] r4:847da580 [ 1325.846778][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.846822][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.846843][ T32] r4:00000001 [ 1325.846861][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.846894][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.846952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.847037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.847068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.847098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.847141][ T32] r4:847cce40 [ 1325.847170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.847199][ T32] INFO: task kworker/0:23:3273 blocked for more than 452 seconds. [ 1325.847254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.847302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.847325][ T32] task:kworker/0:23 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.847368][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.847421][ T32] Call trace: [ 1325.847483][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.847531][ T32] r10:829187f4 r9:dfd91d84 r8:00000002 r7:60000113 r6:dfd91d8c r5:849e9800 [ 1325.847554][ T32] r4:849e9800 [ 1325.847572][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.847610][ T32] r5:849e9800 r4:829187f0 [ 1325.847628][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.847664][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.847727][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd91e08 [ 1325.847760][ T32] r4:00000000 [ 1325.847781][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.847832][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.847870][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.847936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29f40 [ 1325.847960][ T32] r4:00000000 [ 1325.847979][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.848022][ T32] r9:83018005 r8:849e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1325.848042][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.857630][ T32] r5:00001000 r4:ebaad000 [ 1325.857687][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.857785][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.857838][ T32] r5:85a8478c r4:85a84400 [ 1325.857871][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.857927][ T32] r7:dddced40 r6:83018000 r5:85a8478c r4:8497e500 [ 1325.857948][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.858016][ T32] r10:61c88647 r9:849e9800 r8:8497e52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.858115][ T32] r4:8497e500 [ 1325.858442][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.858510][ T32] r10:00000000 r9:8497e500 r8:8027ed34 r7:dfd05e60 r6:84991d80 r5:849e9800 [ 1325.858534][ T32] r4:00000001 [ 1325.858579][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.858636][ T32] Exception stack(0xdfd91fb0 to 0xdfd91ff8) [ 1325.858669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.858697][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.858739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.858790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.858817][ T32] r4:847edc40 [ 1325.859337][ T32] INFO: task kworker/0:23:3273 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.859375][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.859477][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.859539][ T32] Call trace: [ 1325.859571][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.859621][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.859643][ T32] r4:00000000 [ 1325.859683][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.859725][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.859753][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.859802][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.859838][ T32] 1d60: 80070013 ffffffff [ 1325.859872][ T32] r5:80070013 r4:80239bd0 [ 1325.859894][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.859965][ T32] r4:82ac11e4 [ 1325.860019][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.860064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.860085][ T32] r4:e0721dc0 [ 1325.860127][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.860193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.860218][ T32] r4:00000000 [ 1325.860237][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.860281][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.860302][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.860351][ T32] r5:00001000 r4:ee903000 [ 1325.860373][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.860412][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.860451][ T32] r5:8602278c r4:86022400 [ 1325.860469][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.860513][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.860533][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.860586][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.860611][ T32] r4:847da580 [ 1325.860630][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.860674][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.860695][ T32] r4:00000001 [ 1325.860713][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.860745][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.860779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.860809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.860833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.860860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.860880][ T32] r4:847cce40 [ 1325.860900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.860934][ T32] INFO: task kworker/1:63:3274 blocked for more than 452 seconds. [ 1325.860968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.860991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.861012][ T32] task:kworker/1:63 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.861102][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.861156][ T32] Call trace: [ 1325.861190][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.861232][ T32] r10:829187f4 r9:dfd9dd84 r8:00000002 r7:60000113 r6:dfd9dd8c r5:849e8000 [ 1325.861254][ T32] r4:849e8000 [ 1325.861272][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.861309][ T32] r5:849e8000 r4:829187f0 [ 1325.861327][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.861364][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.861406][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd9de08 [ 1325.861451][ T32] r4:00000000 [ 1325.861490][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.861529][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.861564][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.861630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4b100 [ 1325.861655][ T32] r4:00000000 [ 1325.861673][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.861716][ T32] r9:83018205 r8:849e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f697000 [ 1325.861736][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.861775][ T32] r5:00001000 r4:ee4ef000 [ 1325.861805][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.861864][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.861925][ T32] r5:85fb238c r4:85fb2000 [ 1325.861947][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.861989][ T32] r7:ddde2d40 r6:83018200 r5:85fb238c r4:84991e00 [ 1325.862009][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.862051][ T32] r10:61c88647 r9:849e8000 r8:84991e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.862095][ T32] r4:84991e00 [ 1325.862123][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.862188][ T32] r10:00000000 r9:84991e00 r8:8027ed34 r7:dfd75e60 r6:84991e80 r5:849e8000 [ 1325.862233][ T32] r4:00000001 [ 1325.862254][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.862287][ T32] Exception stack(0xdfd9dfb0 to 0xdfd9dff8) [ 1325.862317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.862344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.862368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.862395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.862437][ T32] r4:84760200 [ 1325.862784][ T32] INFO: task kworker/1:63:3274 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.862822][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.862878][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.862980][ T32] Call trace: [ 1325.863015][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.863062][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.863084][ T32] r4:00000000 [ 1325.863114][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.863165][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.863207][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.863245][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.863270][ T32] 1d60: 80070013 ffffffff [ 1325.863292][ T32] r5:80070013 r4:80239bd0 [ 1325.863310][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.863370][ T32] r4:82ac11e4 [ 1325.863392][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.863432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.863461][ T32] r4:e0721dc0 [ 1325.863492][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.863536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.863558][ T32] r4:00000000 [ 1325.863597][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.863645][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.863666][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.863715][ T32] r5:00001000 r4:ee903000 [ 1325.863737][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.863774][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.863813][ T32] r5:8602278c r4:86022400 [ 1325.863831][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.863874][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.863894][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.863965][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.863990][ T32] r4:847da580 [ 1325.864030][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.864076][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.864097][ T32] r4:00000001 [ 1325.864116][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.864157][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.864185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.864233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.864272][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.864303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.864324][ T32] r4:847cce40 [ 1325.864342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.864365][ T32] INFO: task kworker/0:24:3275 blocked for more than 452 seconds. [ 1325.864414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.864443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.864485][ T32] task:kworker/0:24 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.864558][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.864618][ T32] Call trace: [ 1325.864670][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.864715][ T32] r10:829187f4 r9:dfda5d84 r8:00000002 r7:60000013 r6:dfda5d8c r5:849eb000 [ 1325.864737][ T32] r4:849eb000 [ 1325.864756][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.864805][ T32] r5:849eb000 r4:829187f0 [ 1325.864827][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.864889][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.864941][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda5e08 [ 1325.864977][ T32] r4:00000000 [ 1325.864998][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.865044][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.865108][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.865176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596df80 [ 1325.865226][ T32] r4:00000000 [ 1325.865269][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.865316][ T32] r9:83018005 r8:849eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1325.865336][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.865397][ T32] r5:00001000 r4:ec691000 [ 1325.865419][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.865466][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.865529][ T32] r5:85a84f8c r4:85a84c00 [ 1325.865551][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.865593][ T32] r7:dddced40 r6:83018000 r5:85a84f8c r4:8497e580 [ 1325.865612][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.865654][ T32] r10:61c88647 r9:849eb000 r8:8497e5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.865696][ T32] r4:8497e580 [ 1325.865739][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.865784][ T32] r10:00000000 r9:8497e580 r8:8027ed34 r7:dfd91e60 r6:84991f00 r5:849eb000 [ 1325.865817][ T32] r4:00000001 [ 1325.865838][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.865870][ T32] Exception stack(0xdfda5fb0 to 0xdfda5ff8) [ 1325.865936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.865999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.866047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.866097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.866166][ T32] r4:847edd40 [ 1325.866669][ T32] INFO: task kworker/0:24:3275 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.866741][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.866946][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.867068][ T32] Call trace: [ 1325.867173][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.867282][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.867343][ T32] r4:00000000 [ 1325.867384][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.867481][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.867570][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.867632][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.867685][ T32] 1d60: 80070013 ffffffff [ 1325.867745][ T32] r5:80070013 r4:80239bd0 [ 1325.867818][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.867929][ T32] r4:82ac11e4 [ 1325.867987][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.888827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.888995][ T32] r4:e0721dc0 [ 1325.889052][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.889173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.889268][ T32] r4:00000000 [ 1325.889328][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.889425][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.889503][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.889608][ T32] r5:00001000 r4:ee903000 [ 1325.889659][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.889748][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.889846][ T32] r5:8602278c r4:86022400 [ 1325.889893][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.890005][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.890055][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.890148][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.890198][ T32] r4:847da580 [ 1325.890289][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.890395][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.890444][ T32] r4:00000001 [ 1325.890486][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.890583][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.890659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.890724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.890787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.890851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.890904][ T32] r4:847cce40 [ 1325.890981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.891055][ T32] INFO: task kworker/0:26:3279 blocked for more than 452 seconds. [ 1325.891118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.891172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.891218][ T32] task:kworker/0:26 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.891325][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.891445][ T32] Call trace: [ 1325.891547][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.891654][ T32] r10:829187f4 r9:dfdb9d84 r8:00000002 r7:60000113 r6:dfdb9d8c r5:849ea400 [ 1325.891721][ T32] r4:849ea400 [ 1325.891777][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.891860][ T32] r5:849ea400 r4:829187f0 [ 1325.891926][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.892012][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.892112][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdb9e08 [ 1325.892162][ T32] r4:00000000 [ 1325.892226][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.892328][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.892412][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.892508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47040 [ 1325.892558][ T32] r4:00000000 [ 1325.892605][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.892704][ T32] r9:83018005 r8:849ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1325.892752][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.892836][ T32] r5:00001000 r4:ec6eb000 [ 1325.892898][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.892994][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.893097][ T32] r5:85a8538c r4:85a85000 [ 1325.893143][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.893243][ T32] r7:dddced40 r6:83018000 r5:85a8538c r4:8497e680 [ 1325.893289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.893383][ T32] r10:61c88647 r9:849ea400 r8:8497e6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.893436][ T32] r4:8497e680 [ 1325.893481][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.893576][ T32] r10:00000000 r9:8497e680 r8:8027ed34 r7:dfdb5e60 r6:849b0000 r5:849ea400 [ 1325.893629][ T32] r4:00000001 [ 1325.893708][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.893792][ T32] Exception stack(0xdfdb9fb0 to 0xdfdb9ff8) [ 1325.893852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.893914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.893989][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.894065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.894120][ T32] r4:847ede40 [ 1325.895058][ T32] INFO: task kworker/0:26:3279 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.895135][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.895267][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.895357][ T32] Call trace: [ 1325.895433][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.895508][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.895541][ T32] r4:00000000 [ 1325.895573][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.895616][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.895669][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.895705][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.895732][ T32] 1d60: 80070013 ffffffff [ 1325.895779][ T32] r5:80070013 r4:80239bd0 [ 1325.895823][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.895872][ T32] r4:82ac11e4 [ 1325.895895][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.895943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.895988][ T32] r4:e0721dc0 [ 1325.896012][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.896060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.896085][ T32] r4:00000000 [ 1325.896107][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.896163][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.896187][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.896235][ T32] r5:00001000 r4:ee903000 [ 1325.896277][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.896324][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.896372][ T32] r5:8602278c r4:86022400 [ 1325.896397][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.896475][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.896501][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.896590][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.896636][ T32] r4:847da580 [ 1325.896671][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.896788][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.896815][ T32] r4:00000001 [ 1325.896835][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.896871][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.896896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.896923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.896969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.897009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.897032][ T32] r4:847cce40 [ 1325.897072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.897101][ T32] INFO: task kworker/1:64:3281 blocked for more than 452 seconds. [ 1325.897150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.897182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.897225][ T32] task:kworker/1:64 state:D stack:0 pid:3281 tgid:3281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.897273][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.897324][ T32] Call trace: [ 1325.897379][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.897423][ T32] r10:829187f4 r9:dfdcdd84 r8:00000002 r7:60000113 r6:dfdcdd8c r5:849e8c00 [ 1325.897457][ T32] r4:849e8c00 [ 1325.897478][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.897517][ T32] r5:849e8c00 r4:829187f0 [ 1325.897554][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.897597][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.897640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdcde08 [ 1325.897661][ T32] r4:00000000 [ 1325.897679][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.897713][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.897746][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.897786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4ba00 [ 1325.897807][ T32] r4:00000000 [ 1325.897824][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.897887][ T32] r9:83018205 r8:849e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6a5000 [ 1325.897911][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.897974][ T32] r5:00001000 r4:ee537000 [ 1325.897996][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.898034][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.898129][ T32] r5:85fb3b8c r4:85fb3800 [ 1325.912185][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.912280][ T32] r7:ddde2d40 r6:83018200 r5:85fb3b8c r4:849b0080 [ 1325.912304][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.912356][ T32] r10:61c88647 r9:849e8c00 r8:849b00ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.912377][ T32] r4:849b0080 [ 1325.912395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.912440][ T32] r10:00000000 r9:849b0080 r8:8027ed34 r7:dfd75e60 r6:849b0100 r5:849e8c00 [ 1325.912484][ T32] r4:00000001 [ 1325.912508][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.912545][ T32] Exception stack(0xdfdcdfb0 to 0xdfdcdff8) [ 1325.912598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.912628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.912653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.912713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.912738][ T32] r4:84760e00 [ 1325.913225][ T32] INFO: task kworker/1:64:3281 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.913276][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.913368][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.913442][ T32] Call trace: [ 1325.913476][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.913527][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.913550][ T32] r4:00000000 [ 1325.913586][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.913641][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.913789][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.913877][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.913954][ T32] 1d60: 80070013 ffffffff [ 1325.914006][ T32] r5:80070013 r4:80239bd0 [ 1325.914085][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.914163][ T32] r4:82ac11e4 [ 1325.914188][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.914231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.914253][ T32] r4:e0721dc0 [ 1325.914291][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.914356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.914381][ T32] r4:00000000 [ 1325.914399][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.914445][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.914490][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.914540][ T32] r5:00001000 r4:ee903000 [ 1325.914560][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.914611][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.914686][ T32] r5:8602278c r4:86022400 [ 1325.914710][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.914755][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.914775][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.914839][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.914864][ T32] r4:847da580 [ 1325.914883][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.914954][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.914988][ T32] r4:00000001 [ 1325.915032][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.915069][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.915099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.915127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.915174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.915205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.915249][ T32] r4:847cce40 [ 1325.915272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.915301][ T32] INFO: task kworker/0:27:3283 blocked for more than 452 seconds. [ 1325.915335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.915360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.915379][ T32] task:kworker/0:27 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.915424][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.915478][ T32] Call trace: [ 1325.915526][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.915580][ T32] r10:829187f4 r9:dfdddd84 r8:00000002 r7:60000113 r6:dfdddd8c r5:849ec800 [ 1325.915604][ T32] r4:849ec800 [ 1325.915624][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.915683][ T32] r5:849ec800 r4:829187f0 [ 1325.915727][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.915769][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.915813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfddde08 [ 1325.915834][ T32] r4:00000000 [ 1325.915852][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.915907][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.915968][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.916012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47280 [ 1325.916034][ T32] r4:00000000 [ 1325.916073][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.916140][ T32] r9:83018005 r8:849ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.916184][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.916246][ T32] r5:00001000 r4:ec72f000 [ 1325.916268][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.916315][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.916385][ T32] r5:85a8578c r4:85a85400 [ 1325.916427][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.916480][ T32] r7:dddced40 r6:83018000 r5:85a8578c r4:8497e700 [ 1325.916502][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.916547][ T32] r10:61c88647 r9:849ec800 r8:8497e72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.916568][ T32] r4:8497e700 [ 1325.916586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.916626][ T32] r10:00000000 r9:8497e700 r8:8027ed34 r7:dfdb5e60 r6:849b0180 r5:849ec800 [ 1325.916658][ T32] r4:00000001 [ 1325.916690][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.916743][ T32] Exception stack(0xdfdddfb0 to 0xdfdddff8) [ 1325.916769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.916796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.916822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.916850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.916871][ T32] r4:847ed180 [ 1325.917177][ T32] INFO: task kworker/0:27:3283 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.917232][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.917342][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.917412][ T32] Call trace: [ 1325.917467][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.917535][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.917561][ T32] r4:00000000 [ 1325.917580][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.917617][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.917656][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.917685][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.917718][ T32] 1d60: 80070013 ffffffff [ 1325.917767][ T32] r5:80070013 r4:80239bd0 [ 1325.917810][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.917872][ T32] r4:82ac11e4 [ 1325.917894][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.917935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.917956][ T32] r4:e0721dc0 [ 1325.917974][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.918037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.918109][ T32] r4:00000000 [ 1325.930493][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.930588][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.930624][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.930696][ T32] r5:00001000 r4:ee903000 [ 1325.930720][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.930759][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.930799][ T32] r5:8602278c r4:86022400 [ 1325.930841][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.930891][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.930946][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.931021][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.931045][ T32] r4:847da580 [ 1325.931088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.931137][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.931188][ T32] r4:00000001 [ 1325.931220][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.931259][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.931288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.931315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.931340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.931367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.931409][ T32] r4:847cce40 [ 1325.931456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.931488][ T32] INFO: task kworker/0:28:3285 blocked for more than 452 seconds. [ 1325.931542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.931590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.931624][ T32] task:kworker/0:28 state:D stack:0 pid:3285 tgid:3285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.931906][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.931958][ T32] Call trace: [ 1325.932009][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.932060][ T32] r10:829187f4 r9:dfde5d84 r8:00000002 r7:60000113 r6:dfde5d8c r5:849eec00 [ 1325.932081][ T32] r4:849eec00 [ 1325.932099][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.932136][ T32] r5:849eec00 r4:829187f0 [ 1325.932154][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.932221][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.932269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfde5e08 [ 1325.932327][ T32] r4:00000000 [ 1325.932350][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.932389][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.932445][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.932498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47380 [ 1325.932523][ T32] r4:00000000 [ 1325.932562][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.932607][ T32] r9:83018005 r8:849eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1325.932627][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.932665][ T32] r5:00001000 r4:ec765000 [ 1325.932898][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.932940][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.932983][ T32] r5:85a85b8c r4:85a85800 [ 1325.933001][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.933063][ T32] r7:dddced40 r6:83018000 r5:85a85b8c r4:8497e780 [ 1325.933087][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.933139][ T32] r10:61c88647 r9:849eec00 r8:8497e7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.933168][ T32] r4:8497e780 [ 1325.933230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.933338][ T32] r10:00000000 r9:8497e780 r8:8027ed34 r7:dfdb5e60 r6:849b0200 r5:849eec00 [ 1325.933505][ T32] r4:00000001 [ 1325.933535][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.933579][ T32] Exception stack(0xdfde5fb0 to 0xdfde5ff8) [ 1325.933611][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.933639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.933672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.933701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.933722][ T32] r4:847eda40 [ 1325.934233][ T32] INFO: task kworker/0:28:3285 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.934267][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.934372][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.934419][ T32] Call trace: [ 1325.934461][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.934527][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.934552][ T32] r4:00000000 [ 1325.934572][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.934608][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.934636][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.934662][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.934684][ T32] 1d60: 80070013 ffffffff [ 1325.934705][ T32] r5:80070013 r4:80239bd0 [ 1325.934723][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.934783][ T32] r4:82ac11e4 [ 1325.934829][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.934873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.934894][ T32] r4:e0721dc0 [ 1325.934942][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.935018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.935052][ T32] r4:00000000 [ 1325.935072][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.935116][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.935161][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.935206][ T32] r5:00001000 r4:ee903000 [ 1325.935224][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.935261][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.935322][ T32] r5:8602278c r4:86022400 [ 1325.935365][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.935433][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.935456][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.935500][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.935539][ T32] r4:847da580 [ 1325.935562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.935630][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.935838][ T32] r4:00000001 [ 1325.935886][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.936021][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.936053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.936115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.936166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.936222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.936272][ T32] r4:847cce40 [ 1325.936294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.936342][ T32] INFO: task kworker/0:29:3287 blocked for more than 452 seconds. [ 1325.936374][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.936399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.936419][ T32] task:kworker/0:29 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.936465][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.936506][ T32] Call trace: [ 1325.936535][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.936579][ T32] r10:829187f4 r9:dfdf5d84 r8:00000002 r7:60000113 r6:dfdf5d8c r5:849ee000 [ 1325.936664][ T32] r4:849ee000 [ 1325.936687][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.936747][ T32] r5:849ee000 r4:829187f0 [ 1325.936787][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.936829][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.936881][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdf5e08 [ 1325.936906][ T32] r4:00000000 [ 1325.936924][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.936963][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.937008][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.937051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47480 [ 1325.937075][ T32] r4:00000000 [ 1325.937094][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.937137][ T32] r9:83018005 r8:849ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.937165][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.937228][ T32] r5:00001000 r4:ec891000 [ 1325.937273][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.937343][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.937388][ T32] r5:85a85f8c r4:85a85c00 [ 1325.937407][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.937458][ T32] r7:dddced40 r6:83018000 r5:85a85f8c r4:8497e800 [ 1325.937515][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.937562][ T32] r10:61c88647 r9:849ee000 r8:8497e82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.937593][ T32] r4:8497e800 [ 1325.937623][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.937691][ T32] r10:00000000 r9:8497e800 r8:8027ed34 r7:dfdb5e60 r6:849b0280 r5:849ee000 [ 1325.937739][ T32] r4:00000001 [ 1325.937760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.937826][ T32] Exception stack(0xdfdf5fb0 to 0xdfdf5ff8) [ 1325.937854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.937906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.937958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.937988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.938010][ T32] r4:84948040 [ 1325.949864][ T32] INFO: task kworker/0:29:3287 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.949975][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.950079][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.950153][ T32] Call trace: [ 1325.950221][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.950281][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.950338][ T32] r4:00000000 [ 1325.950363][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.950402][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.950433][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.950461][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.950484][ T32] 1d60: 80070013 ffffffff [ 1325.950529][ T32] r5:80070013 r4:80239bd0 [ 1325.950553][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.950596][ T32] r4:82ac11e4 [ 1325.950637][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.950682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.950703][ T32] r4:e0721dc0 [ 1325.950722][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.950763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.950794][ T32] r4:00000000 [ 1325.950816][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.950861][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.950881][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.950974][ T32] r5:00001000 r4:ee903000 [ 1325.951000][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.951042][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.951082][ T32] r5:8602278c r4:86022400 [ 1325.951102][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.951316][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.951363][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.951456][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.951502][ T32] r4:847da580 [ 1325.951525][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.951598][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.951668][ T32] r4:00000001 [ 1325.951690][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.951725][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.951750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.951899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.952231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.952273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.952297][ T32] r4:847cce40 [ 1325.952347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.952380][ T32] INFO: task kworker/0:30:3288 blocked for more than 452 seconds. [ 1325.952413][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.952436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.952478][ T32] task:kworker/0:30 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.952526][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.953065][ T32] Call trace: [ 1325.953103][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.953200][ T32] r10:829187f4 r9:dfd69d84 r8:00000002 r7:60000013 r6:dfd69d8c r5:84488c00 [ 1325.953227][ T32] r4:84488c00 [ 1325.953247][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.953287][ T32] r5:84488c00 r4:829187f0 [ 1325.953306][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.953365][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.953421][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd69e08 [ 1325.953447][ T32] r4:00000000 [ 1325.953466][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.953502][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.953538][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.953576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b47580 [ 1325.953610][ T32] r4:00000000 [ 1325.953632][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.953695][ T32] r9:83018005 r8:84488c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1325.953719][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.953759][ T32] r5:00001000 r4:ec8c5000 [ 1325.953778][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.953836][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.953880][ T32] r5:85a8638c r4:85a86000 [ 1325.953899][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.953943][ T32] r7:dddced40 r6:83018000 r5:85a8638c r4:8497e880 ** 2 printk messages dropped ** [ 1325.954044][ T32] r4:8497e880 ** 15 printk messages dropped ** [ 1325.955052][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 15 printk messages dropped ** [ 1325.955739][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1325.956167][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 10 printk messages dropped ** [ 1325.956538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.956983][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.957331][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.957396][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.957594][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.957780][ T32] r5:00001000 r4:ec967000 ** 7 printk messages dropped ** [ 1325.971730][ T32] r4:8497ea00 ** 4 printk messages dropped ** [ 1325.972138][ T32] Exception stack(0xdfe01fb0 to 0xdfe01ff8) ** 7 printk messages dropped ** [ 1325.972917][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.973359][ T32] r5:80070013 r4:80239bd0 ** 5 printk messages dropped ** [ 1325.973546][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1325.973762][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.973816][ T32] r5:00001000 r4:ee903000 [ 1325.973856][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.973899][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.973940][ T32] r5:8602278c r4:86022400 [ 1325.973970][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.974041][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.974073][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.974121][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.974143][ T32] r4:847da580 [ 1325.974195][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.974252][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.974283][ T32] r4:00000001 [ 1325.974302][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.974335][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.974360][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.974387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.974413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.974441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.974462][ T32] r4:847cce40 [ 1325.974492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.974523][ T32] INFO: task kworker/1:65:3294 blocked for more than 452 seconds. [ 1325.974556][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.974580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.974600][ T32] task:kworker/1:65 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.974653][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.974696][ T32] Call trace: [ 1325.974739][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.974804][ T32] r10:829187f4 r9:dfd8dd84 r8:00000002 r7:60000113 r6:dfd8dd8c r5:8448a400 [ 1325.974831][ T32] r4:8448a400 [ 1325.974859][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.974901][ T32] r5:8448a400 r4:829187f0 [ 1325.974920][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.974985][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.975038][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd8de08 [ 1325.975081][ T32] r4:00000000 [ 1325.975103][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.975140][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.975179][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.975239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4b7c0 [ 1325.975266][ T32] r4:00000000 [ 1325.975285][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.975360][ T32] r9:83018205 r8:8448a400 r7:00000000 r6:83018200 r5:00001000 r4:7f6a1000 [ 1325.975405][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.975449][ T32] r5:00001000 r4:ee51f000 [ 1325.975508][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.975550][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.975589][ T32] r5:85fb338c r4:85fb3000 [ 1325.975608][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.975672][ T32] r7:ddde2d40 r6:83018200 r5:85fb338c r4:849b0300 [ 1325.975703][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.975749][ T32] r10:61c88647 r9:8448a400 r8:849b032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.975794][ T32] r4:849b0300 [ 1325.975816][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.975884][ T32] r10:00000000 r9:849b0300 r8:8027ed34 r7:dfd75e60 r6:8497eb00 r5:8448a400 [ 1325.975909][ T32] r4:00000001 [ 1325.975928][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.975963][ T32] Exception stack(0xdfd8dfb0 to 0xdfd8dff8) [ 1325.975988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.976015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.976063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.976094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.976137][ T32] r4:84a02140 [ 1325.976449][ T32] INFO: task kworker/1:65:3294 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.976481][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.976566][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.976637][ T32] Call trace: [ 1325.976679][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.976749][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.976773][ T32] r4:00000000 [ 1325.976792][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.976860][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.976894][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.976922][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.976945][ T32] 1d60: 80070013 ffffffff [ 1325.976968][ T32] r5:80070013 r4:80239bd0 [ 1325.976987][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.977027][ T32] r4:82ac11e4 [ 1325.977066][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.977110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.977132][ T32] r4:e0721dc0 [ 1325.977170][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.977215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.977237][ T32] r4:00000000 [ 1325.977265][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.977313][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.977335][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.977375][ T32] r5:00001000 r4:ee903000 [ 1325.977428][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.977470][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.977519][ T32] r5:8602278c r4:86022400 [ 1325.977540][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.977585][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.977605][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.977648][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.977681][ T32] r4:847da580 [ 1325.977712][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.977768][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.977794][ T32] r4:00000001 [ 1325.977813][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.977846][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.977872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.977898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.977924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.977951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.977972][ T32] r4:847cce40 [ 1325.977991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.978013][ T32] INFO: task kworker/1:66:3295 blocked for more than 452 seconds. [ 1325.978089][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.994079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.994125][ T32] task:kworker/1:66 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.994218][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.994284][ T32] Call trace: [ 1325.994406][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.994479][ T32] r10:829187f4 r9:dfa51d84 r8:00000002 r7:60000113 r6:dfa51d8c r5:8448b000 [ 1325.994506][ T32] r4:8448b000 [ 1325.994549][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.994592][ T32] r5:8448b000 r4:829187f0 [ 1325.994633][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.994741][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.994791][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa51e08 [ 1325.994835][ T32] r4:00000000 [ 1325.994965][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.995015][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1325.995054][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.995093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4b6c0 [ 1325.995114][ T32] r4:00000000 [ 1325.995170][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.995222][ T32] r9:83018205 r8:8448b000 r7:00000000 r6:83018200 r5:00001000 r4:7f69f000 [ 1325.995244][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.995286][ T32] r5:00001000 r4:ee517000 [ 1325.995323][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.995366][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.995431][ T32] r5:85fb2f8c r4:85fb2c00 [ 1325.995454][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.995518][ T32] r7:ddde2d40 r6:83018200 r5:85fb2f8c r4:849b0380 [ 1325.995543][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.995587][ T32] r10:61c88647 r9:8448b000 r8:849b03ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.995608][ T32] r4:849b0380 [ 1325.995627][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.995670][ T32] r10:00000000 r9:849b0380 r8:8027ed34 r7:dfd8de60 r6:8497eb80 r5:8448b000 [ 1325.995692][ T32] r4:00000001 [ 1325.995777][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.995817][ T32] Exception stack(0xdfa51fb0 to 0xdfa51ff8) [ 1325.995844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.995873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.995924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.995956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.995979][ T32] r4:84a022c0 [ 1325.996474][ T32] INFO: task kworker/1:66:3295 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1325.996508][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.996627][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.996698][ T32] Call trace: [ 1325.996753][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.996825][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1325.996852][ T32] r4:00000000 [ 1325.996872][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.996925][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1325.996956][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1325.996984][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1325.997006][ T32] 1d60: 80070013 ffffffff [ 1325.997049][ T32] r5:80070013 r4:80239bd0 [ 1325.997072][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.997113][ T32] r4:82ac11e4 [ 1325.997132][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.997199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1325.997225][ T32] r4:e0721dc0 [ 1325.997307][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1325.997352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1325.997374][ T32] r4:00000000 [ 1325.997392][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1325.997434][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1325.997464][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.997516][ T32] r5:00001000 r4:ee903000 [ 1325.997558][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1325.997620][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.997663][ T32] r5:8602278c r4:86022400 [ 1325.997682][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.997726][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1325.997808][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.997857][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.997899][ T32] r4:847da580 [ 1325.997924][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.997967][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1325.997989][ T32] r4:00000001 [ 1325.998007][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.998040][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1325.998170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.005096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.005153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.005247][ T32] r4:847cce40 ** 5 printk messages dropped ** [ 1326.005746][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.006010][ T32] r4:8448bc00 ** 3 printk messages dropped ** [ 1326.006223][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.006271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe0de08 ** 1 printk messages dropped ** [ 1326.006355][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.006705][ T32] r5:00001000 r4:ee543000 ** 4 printk messages dropped ** [ 1326.006924][ T32] r7:ddde2d40 r6:83018200 r5:85fb3f8c r4:849b0400 ** 6 printk messages dropped ** [ 1326.007190][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1326.014199][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 10 printk messages dropped ** [ 1326.014631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 7 printk messages dropped ** [ 1326.014894][ T32] r5:00001000 r4:ee903000 ** 5 printk messages dropped ** [ 1326.015196][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.015651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.015920][ T32] task:kworker/1:68 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.015980][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.016035][ T32] Call trace: [ 1326.016079][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.016145][ T32] r10:829187f4 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:8448c800 [ 1326.016176][ T32] r4:8448c800 [ 1326.016197][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.016266][ T32] r5:8448c800 r4:829187f0 [ 1326.016288][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.016329][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.016372][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1326.016393][ T32] r4:00000000 [ 1326.016422][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.016462][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.016498][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.016538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4bd00 [ 1326.016559][ T32] r4:00000000 [ 1326.016577][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.016618][ T32] r9:83018205 r8:8448c800 r7:00000000 r6:83018200 r5:00001000 r4:7f6ab000 [ 1326.016639][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.016679][ T32] r5:00001000 r4:ee55b000 [ 1326.016698][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.016759][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.016799][ T32] r5:85fbc78c r4:85fbc400 [ 1326.016850][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.016896][ T32] r7:ddde2d40 r6:83018200 r5:85fbc78c r4:849b0480 [ 1326.016939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.016986][ T32] r10:61c88647 r9:8448c800 r8:849b04ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.017028][ T32] r4:849b0480 [ 1326.017049][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.017112][ T32] r10:00000000 r9:849b0480 r8:8027ed34 r7:dfe0de60 r6:8497ec80 r5:8448c800 [ 1326.017140][ T32] r4:00000001 [ 1326.017168][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.017203][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1326.017227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.017255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.017301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.017332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.017354][ T32] r4:84a02700 [ 1326.017900][ T32] INFO: task kworker/1:68:3302 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.017978][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.027190][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.027359][ T32] Call trace: [ 1326.027471][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.027557][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.027591][ T32] r4:00000000 [ 1326.027612][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.027671][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.027705][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.027735][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.027758][ T32] 1d60: 80070013 ffffffff [ 1326.027780][ T32] r5:80070013 r4:80239bd0 [ 1326.027816][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.027863][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.027979][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1326.032595][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1326.032945][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1326.033247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.033567][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.033976][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.034020][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 ** 3 printk messages dropped ** [ 1326.034210][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.034539][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.035037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.035856][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1326.036246][ T32] r4:e0721dc0 ** 3 printk messages dropped ** [ 1326.036344][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1326.036691][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.037085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.037477][ T32] r10:829187f4 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:8448ec00 ** 4 printk messages dropped ** [ 1326.037614][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.037886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4bf40 ** 9 printk messages dropped ** [ 1326.047379][ T32] r7:ddde2d40 r6:83018200 r5:85fbcf8c r4:849b0580 ** 6 printk messages dropped ** [ 1326.047701][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.059117][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.059372][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.059402][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.059431][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.059464][ T32] 1d60: 80070013 ffffffff [ 1326.059490][ T32] r5:80070013 r4:80239bd0 [ 1326.059512][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.059554][ T32] r4:82ac11e4 [ 1326.059574][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.059614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.059635][ T32] r4:e0721dc0 [ 1326.059675][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.059743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.059773][ T32] r4:00000000 [ 1326.059793][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.059838][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.059859][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.059900][ T32] r5:00001000 r4:ee903000 [ 1326.059930][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.059969][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.060011][ T32] r5:8602278c r4:86022400 [ 1326.060033][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.060121][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.060174][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.060247][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.060311][ T32] r4:847da580 [ 1326.060334][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.060379][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.060401][ T32] r4:00000001 [ 1326.060420][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.060473][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.060502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.060530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.060555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.060582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.060603][ T32] r4:847cce40 [ 1326.060625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.060652][ T32] INFO: task kworker/1:71:3309 blocked for more than 452 seconds. [ 1326.060685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.060709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.060729][ T32] task:kworker/1:71 state:D stack:0 pid:3309 tgid:3309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.060818][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.060863][ T32] Call trace: [ 1326.060893][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.060945][ T32] r10:829187f4 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:84969800 [ 1326.060994][ T32] r4:84969800 [ 1326.061017][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.061086][ T32] r5:84969800 r4:829187f0 [ 1326.061109][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.061148][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.061191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1326.061213][ T32] r4:00000000 [ 1326.061231][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1326.061434][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.061666][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.062023][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.062181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.062881][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.063155][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.063423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 7 printk messages dropped ** [ 1326.063792][ T32] r5:8602278c r4:86022400 ** 6 printk messages dropped ** [ 1326.064318][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 10 printk messages dropped ** [ 1326.064781][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.065066][ T32] r4:84968000 ** 3 printk messages dropped ** [ 1326.065220][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.065433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d54000 ** 7 printk messages dropped ** [ 1326.065725][ T32] r5:85fbd78c r4:85fbd400 ** 6 printk messages dropped ** [ 1326.065994][ T32] r10:00000000 r9:849b0700 r8:8027ed34 r7:dfa71e60 r6:849b0780 r5:84968000 ** 4 printk messages dropped ** [ 1326.066170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.066199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.066226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.066247][ T32] r4:84a02dc0 [ 1326.066499][ T32] INFO: task kworker/1:72:3311 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.066555][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.066633][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.066680][ T32] Call trace: [ 1326.066710][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.066781][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.066808][ T32] r4:00000000 [ 1326.066828][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.066866][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.066894][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.066946][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.066972][ T32] 1d60: 80070013 ffffffff [ 1326.066994][ T32] r5:80070013 r4:80239bd0 [ 1326.067013][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.067052][ T32] r4:82ac11e4 [ 1326.067072][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.067112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.067134][ T32] r4:e0721dc0 [ 1326.067175][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.067219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.067241][ T32] r4:00000000 [ 1326.067259][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.067303][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.067337][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.067381][ T32] r5:00001000 r4:ee903000 [ 1326.067401][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.067438][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.067478][ T32] r5:8602278c r4:86022400 [ 1326.067497][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.067541][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.067561][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.067605][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.067627][ T32] r4:847da580 [ 1326.067646][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.067688][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.067709][ T32] r4:00000001 [ 1326.067728][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.067761][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.067787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.067814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.067849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.067880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.067901][ T32] r4:847cce40 [ 1326.067926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.067969][ T32] INFO: task kworker/1:73:3313 blocked for more than 452 seconds. [ 1326.068001][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1326.077985][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.078803][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.078846][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 ** 4 printk messages dropped ** [ 1326.079044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b440 ** 7 printk messages dropped ** [ 1326.079315][ T32] r5:85fbe38c r4:85fbe000 ** 4 printk messages dropped ** [ 1326.079566][ T32] r4:849b0800 ** 6 printk messages dropped ** [ 1326.079820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.080659][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.080934][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.081144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 7 printk messages dropped ** [ 1326.081496][ T32] r5:8602278c r4:86022400 ** 6 printk messages dropped ** [ 1326.081722][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 7 printk messages dropped ** [ 1326.081978][ T32] r4:847cce40 ** 5 printk messages dropped ** [ 1326.082208][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.082562][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.082610][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 ** 4 printk messages dropped ** [ 1326.082757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b040 ** 7 printk messages dropped ** [ 1326.083174][ T32] r5:85fbdb8c r4:85fbd800 ** 6 printk messages dropped ** [ 1326.083408][ T32] r10:00000000 r9:849b0900 r8:8027ed34 r7:dfadde60 r6:849b0980 r5:8496b000 ** 7 printk messages dropped ** [ 1326.083676][ T32] r4:84a02f00 ** 3 printk messages dropped ** [ 1326.084116][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.084360][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.084390][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.084413][ T32] 1d60: 80070013 ffffffff [ 1326.084436][ T32] r5:80070013 r4:80239bd0 [ 1326.084454][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.084492][ T32] r4:82ac11e4 [ 1326.084510][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.084549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.084570][ T32] r4:e0721dc0 [ 1326.084611][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.084655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.084676][ T32] r4:00000000 [ 1326.084725][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.084783][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.084807][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.084869][ T32] r5:00001000 r4:ee903000 [ 1326.084891][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.084935][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.084975][ T32] r5:8602278c r4:86022400 [ 1326.084994][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.085049][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.085085][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.085153][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.085178][ T32] r4:847da580 [ 1326.085197][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.085250][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.085274][ T32] r4:00000001 [ 1326.085294][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.085349][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.085377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.085404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.085429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.085457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.085478][ T32] r4:847cce40 [ 1326.085496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.085519][ T32] INFO: task kworker/1:75:3317 blocked for more than 452 seconds. [ 1326.085566][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.085612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.085655][ T32] task:kworker/1:75 state:D stack:0 pid:3317 tgid:3317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.085721][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.085771][ T32] Call trace: [ 1326.085823][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.085870][ T32] r10:829187f4 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:8496bc00 [ 1326.085892][ T32] r4:8496bc00 [ 1326.085927][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.085970][ T32] r5:8496bc00 r4:829187f0 [ 1326.085989][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.086026][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.086068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1326.086091][ T32] r4:00000000 [ 1326.086109][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.086144][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.086231][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.086274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b340 [ 1326.086295][ T32] r4:00000000 [ 1326.086315][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.086356][ T32] r9:83018205 r8:8496bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f617000 [ 1326.086376][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.086438][ T32] r5:00001000 r4:ed7fb000 [ 1326.086480][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.086521][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.086581][ T32] r5:85fbdf8c r4:85fbdc00 [ 1326.086602][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.086645][ T32] r7:ddde2d40 r6:83018200 r5:85fbdf8c r4:849b0a00 [ 1326.086665][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.086708][ T32] r10:61c88647 r9:8496bc00 r8:849b0a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.086729][ T32] r4:849b0a00 [ 1326.086768][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.086813][ T32] r10:00000000 r9:849b0a00 r8:8027ed34 r7:dfadde60 r6:849b0a80 r5:8496bc00 [ 1326.086834][ T32] r4:00000001 [ 1326.086852][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.086883][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1326.086907][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.087407][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.087851][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1326.104638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 3 printk messages dropped ** [ 1326.104744][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.104789][ T32] r5:00001000 r4:ee903000 [ 1326.104809][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.104848][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.104902][ T32] r5:8602278c r4:86022400 [ 1326.104931][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.104978][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.104998][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.105041][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.105062][ T32] r4:847da580 [ 1326.105080][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.105133][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.105178][ T32] r4:00000001 [ 1326.105202][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.105239][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.105269][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.105355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.105393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.105423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.105445][ T32] r4:847cce40 [ 1326.105468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.105536][ T32] INFO: task kworker/1:76:3319 blocked for more than 452 seconds. [ 1326.105574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.105599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.105642][ T32] task:kworker/1:76 state:D stack:0 pid:3319 tgid:3319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.105701][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.105744][ T32] Call trace: [ 1326.105798][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.105883][ T32] r10:829187f4 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:8496c800 [ 1326.105909][ T32] r4:8496c800 [ 1326.105954][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.105998][ T32] r5:8496c800 r4:829187f0 [ 1326.106018][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.106077][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.106125][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 ** 1 printk messages dropped ** [ 1326.106209][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1326.106286][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.106325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b540 [ 1326.106356][ T32] r4:00000000 [ 1326.106378][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.106421][ T32] r9:83018205 r8:8496c800 r7:00000000 r6:83018200 r5:00001000 r4:7f61b000 [ 1326.106462][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.106515][ T32] r5:00001000 r4:eda07000 [ 1326.106556][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.106598][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.106661][ T32] r5:85fbe78c r4:85fbe400 [ 1326.106684][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.106727][ T32] r7:ddde2d40 r6:83018200 r5:85fbe78c r4:849b0b00 [ 1326.106768][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.106835][ T32] r10:61c88647 r9:8496c800 r8:849b0b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.106859][ T32] r4:849b0b00 [ 1326.106878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.106963][ T32] r10:00000000 r9:849b0b00 r8:8027ed34 r7:dfadde60 r6:849b0b80 r5:8496c800 [ 1326.106993][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.107098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.107834][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.117533][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1326.117826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 9 printk messages dropped ** [ 1326.119105][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1326.119326][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 7 printk messages dropped ** [ 1326.119615][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.120074][ T32] r5:8496d400 r4:829187f0 ** 1 printk messages dropped ** [ 1326.120153][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.120277][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.120641][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.121046][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.121798][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.122175][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1326.122641][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 1 printk messages dropped ** [ 1326.122707][ T32] r5:00001000 r4:ee903000 [ 1326.122725][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.122762][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.122802][ T32] r5:8602278c r4:86022400 [ 1326.122842][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.122916][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.122957][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.123002][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.123023][ T32] r4:847da580 [ 1326.123042][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.123107][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.123132][ T32] r4:00000001 [ 1326.123151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.123185][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.123209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.123237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.123271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.123302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.123345][ T32] r4:847cce40 [ 1326.123386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.123436][ T32] INFO: task kworker/1:78:3323 blocked for more than 452 seconds. [ 1326.123468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.123491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.123511][ T32] task:kworker/1:78 state:D stack:0 pid:3323 tgid:3323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.123578][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.123643][ T32] Call trace: [ 1326.123679][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.123726][ T32] r10:829187f4 r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:8496e000 [ 1326.123749][ T32] r4:8496e000 [ 1326.123768][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.123816][ T32] r5:8496e000 r4:829187f0 [ 1326.123838][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.123877][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.123937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 [ 1326.123972][ T32] r4:00000000 [ 1326.123993][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.124031][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.124065][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.124105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b640 [ 1326.124126][ T32] r4:00000000 [ 1326.124145][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.124186][ T32] r9:83018205 r8:8496e000 r7:00000000 r6:83018200 r5:00001000 r4:7f61d000 [ 1326.124375][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.124421][ T32] r5:00001000 r4:eda75000 [ 1326.124547][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.124589][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.125337][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.126063][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.126755][ T32] r5:80070013 r4:80239bd0 ** 5 printk messages dropped ** [ 1326.127081][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.127686][ T32] r5:8602278c r4:86022400 ** 6 printk messages dropped ** [ 1326.128046][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 9 printk messages dropped ** [ 1326.146557][ T32] INFO: task kworker/1:79:3325 blocked for more than 452 seconds. ** 11 printk messages dropped ** [ 1326.147123][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.147275][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.147681][ T32] r5:85fbef8c r4:85fbec00 ** 4 printk messages dropped ** [ 1326.147852][ T32] r4:849b0e00 ** 6 printk messages dropped ** [ 1326.154471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.155805][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1326.156401][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1326.156694][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.157228][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1326.157932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.166265][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.166946][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.167097][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.167480][ T32] r5:00001000 r4:dfacd000 [ 1326.167528][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.167571][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.167614][ T32] r5:8501378c r4:85013400 [ 1326.167634][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.167680][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1326.167701][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.167765][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.167800][ T32] r4:847da200 [ 1326.167846][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.167895][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1326.167944][ T32] r4:00000001 [ 1326.167967][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.168005][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1326.168031][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.168107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.174140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.174208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.174259][ T32] r4:847ccb40 [ 1326.174752][ T32] INFO: task kworker/1:224:3809 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.174791][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.174888][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.175002][ T32] Call trace: [ 1326.175063][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.175116][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.175161][ T32] r4:00000000 [ 1326.175185][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.175246][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.175301][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.175333][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.175378][ T32] 1d60: 80070013 ffffffff [ 1326.175425][ T32] r5:80070013 r4:80239bd0 [ 1326.175457][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.175514][ T32] r4:82ac11e4 [ 1326.175538][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.175580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.175602][ T32] r4:e0721dc0 [ 1326.175630][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.175684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.175710][ T32] r4:00000000 [ 1326.175750][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.175799][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.175831][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.175876][ T32] r5:00001000 r4:ee903000 [ 1326.175896][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.175940][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.175981][ T32] r5:8602278c r4:86022400 [ 1326.176000][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.176045][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.176065][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.176120][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.176178][ T32] r4:847da580 ** 2 printk messages dropped ** [ 1326.176294][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.176451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.176777][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.177107][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.177155][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 ** 4 printk messages dropped ** [ 1326.177335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d3380 ** 7 printk messages dropped ** [ 1326.177611][ T32] r5:85054f8c r4:85054c00 ** 6 printk messages dropped ** [ 1326.177908][ T32] r10:00000000 r9:847c6c00 r8:8027ed34 r7:e0699e60 r6:847da380 r5:84beec00 ** 9 printk messages dropped ** [ 1326.184747][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1326.185469][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.185741][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.186244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.186540][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.186850][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.187029][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.187368][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.187621][ T32] r4:847c6f80 [ 1326.187654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.187739][ T32] r10:00000000 r9:847c6f80 r8:8027ed34 r7:e06d9e60 r6:847da800 r5:85009800 [ 1326.187764][ T32] r4:00000001 [ 1326.187805][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.187863][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) [ 1326.187928][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.187960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.187986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.188013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.188034][ T32] r4:847ac640 [ 1326.194198][ T32] INFO: task kworker/0:136:3832 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.194282][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.194397][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.194483][ T32] Call trace: [ 1326.194530][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.194607][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.194635][ T32] r4:00000000 [ 1326.194655][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.194713][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.194747][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.194788][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.194813][ T32] 1d60: 80070013 ffffffff [ 1326.194835][ T32] r5:80070013 r4:80239bd0 [ 1326.194877][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.194940][ T32] r4:82ac11e4 [ 1326.194963][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.195006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.195028][ T32] r4:e0721dc0 [ 1326.195047][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.195087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.195108][ T32] r4:00000000 [ 1326.195127][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.195191][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.195238][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.195304][ T32] r5:00001000 r4:ee903000 [ 1326.195337][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.195402][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.195470][ T32] r5:8602278c r4:86022400 [ 1326.195514][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.195563][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.195596][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.195666][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.195691][ T32] r4:847da580 [ 1326.195711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.195754][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.195835][ T32] r4:00000001 [ 1326.195857][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.195916][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.195946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.196005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.196035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.196084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.196110][ T32] r4:847cce40 [ 1326.196131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.196159][ T32] INFO: task kworker/1:228:3840 blocked for more than 452 seconds. [ 1326.196200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.196228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.196273][ T32] task:kworker/1:228 state:D stack:0 pid:3840 tgid:3840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.196319][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.196359][ T32] Call trace: [ 1326.196388][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.196432][ T32] r10:829187f4 r9:e0059d84 r8:00000002 r7:60000013 r6:e0059d8c r5:8500d400 [ 1326.196478][ T32] r4:8500d400 [ 1326.196501][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.196540][ T32] r5:8500d400 r4:829187f0 [ 1326.196559][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.196596][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.196650][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0059e08 [ 1326.196696][ T32] r4:00000000 [ 1326.196732][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.196770][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.196804][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.196865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fe40 [ 1326.196906][ T32] r4:00000000 [ 1326.196933][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.196976][ T32] r9:83018205 r8:8500d400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1326.196997][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.197037][ T32] r5:00001000 r4:dfb0d000 [ 1326.197070][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.197111][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.197162][ T32] r5:85013b8c r4:85013800 [ 1326.197190][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.197238][ T32] r7:ddde2d40 r6:83018200 r5:85013b8c r4:847da980 [ 1326.197257][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.197313][ T32] r10:61c88647 r9:8500d400 r8:847da9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.197338][ T32] r4:847da980 [ 1326.197357][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.197399][ T32] r10:00000000 r9:847da980 r8:8027ed34 r7:e06b9e60 r6:847daa00 r5:8500d400 [ 1326.197420][ T32] r4:00000001 [ 1326.197438][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.197970][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.210347][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.210539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 7 printk messages dropped ** [ 1326.210883][ T32] r5:8602278c r4:86022400 ** 6 printk messages dropped ** [ 1326.211171][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 12 printk messages dropped ** [ 1326.211633][ T32] task:kworker/0:137 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.212011][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.212221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d3580 ** 10 printk messages dropped ** [ 1326.212730][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.212892][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.213025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.213627][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1326.214068][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1326.214169][ T32] r5:80070013 r4:80239bd0 [ 1326.214188][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.214249][ T32] r4:82ac11e4 [ 1326.214272][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.214313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.214334][ T32] r4:e0721dc0 [ 1326.214352][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.214402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.214427][ T32] r4:00000000 [ 1326.214445][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.214490][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.214511][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.214550][ T32] r5:00001000 r4:ee903000 [ 1326.214593][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.214656][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.214709][ T32] r5:8602278c r4:86022400 [ 1326.214730][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.214776][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.214797][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.214877][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.214904][ T32] r4:847da580 [ 1326.214956][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.215034][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.215060][ T32] r4:00000001 [ 1326.215079][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.215113][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.215161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.215193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.215218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.215267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.215315][ T32] r4:847cce40 [ 1326.215339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.215364][ T32] INFO: task kworker/1:229:3843 blocked for more than 452 seconds. [ 1326.215395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.215419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.215438][ T32] task:kworker/1:229 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.215493][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.215566][ T32] Call trace: [ 1326.215599][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.215642][ T32] r10:829187f4 r9:e0789d84 r8:00000002 r7:60000113 r6:e0789d8c r5:85080c00 [ 1326.215673][ T32] r4:85080c00 [ 1326.215696][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.215767][ T32] r5:85080c00 r4:829187f0 [ 1326.215790][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.215850][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.215898][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 [ 1326.215924][ T32] r4:00000000 [ 1326.215943][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.215979][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.216013][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.216083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cc900 [ 1326.216108][ T32] r4:00000000 [ 1326.216126][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.216171][ T32] r9:83018205 r8:85080c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1326.216191][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.216255][ T32] r5:00001000 r4:dfbbb000 [ 1326.216277][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.216315][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.216398][ T32] r5:844d1f8c r4:844d1c00 [ 1326.216420][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.216463][ T32] r7:ddde2d40 r6:83018200 r5:844d1f8c r4:847dab00 [ 1326.216503][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.216564][ T32] r10:61c88647 r9:85080c00 r8:847dab2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.216589][ T32] r4:847dab00 [ 1326.216631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1326.216793][ T32] Exception stack(0xe0789fb0 to 0xe0789ff8) ** 6 printk messages dropped ** [ 1326.217321][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.218000][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1326.232400][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1326.232750][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1326.233021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.233349][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.233490][ T32] r4:85081800 [ 1326.233509][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.233558][ T32] r5:85081800 r4:829187f0 [ 1326.233581][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.233619][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.233663][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 [ 1326.233695][ T32] r4:00000000 [ 1326.233716][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.233753][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.233789][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.233828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497f140 [ 1326.233849][ T32] r4:00000000 [ 1326.233867][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.233908][ T32] r9:83018205 r8:85081800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1326.233958][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.234003][ T32] r5:00001000 r4:dfb7b000 [ 1326.234022][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.234080][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.234124][ T32] r5:85013f8c r4:85013c00 [ 1326.234156][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.234202][ T32] r7:ddde2d40 r6:83018200 r5:85013f8c r4:847dac00 [ 1326.234244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.234290][ T32] r10:61c88647 r9:85081800 r8:847dac2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.234321][ T32] r4:847dac00 [ 1326.234342][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.234385][ T32] r10:00000000 r9:847dac00 r8:8027ed34 r7:e0789e60 r6:847dac80 r5:85081800 [ 1326.234429][ T32] r4:00000001 [ 1326.234466][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.234523][ T32] Exception stack(0xe078dfb0 to 0xe078dff8) [ 1326.234551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.234579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.234629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.234662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.234700][ T32] r4:8497f300 [ 1326.235165][ T32] INFO: task kworker/1:230:3844 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.235200][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.235255][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.235455][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.235588][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.235736][ T32] 1d60: 80070013 ffffffff [ 1326.235759][ T32] r5:80070013 r4:80239bd0 [ 1326.235778][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.235817][ T32] r4:82ac11e4 [ 1326.235836][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.235875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.235897][ T32] r4:e0721dc0 [ 1326.235920][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.235961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.235982][ T32] r4:00000000 [ 1326.236023][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.236081][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.236127][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.236171][ T32] r5:00001000 r4:ee903000 [ 1326.236190][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.236257][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.236317][ T32] r5:8602278c r4:86022400 [ 1326.236338][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.236384][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.236424][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.236492][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.236517][ T32] r4:847da580 [ 1326.236562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.236631][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.236658][ T32] r4:00000001 [ 1326.236679][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.236713][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.236754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.236781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.236806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.236833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.236865][ T32] r4:847cce40 [ 1326.236937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.236966][ T32] INFO: task kworker/1:231:3847 blocked for more than 452 seconds. [ 1326.237014][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1326.237227][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.237515][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.237558][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0775e08 [ 1326.237579][ T32] r4:00000000 [ 1326.237597][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.237633][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.237685][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.237728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0c8c0 [ 1326.237751][ T32] r4:00000000 [ 1326.237769][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.237812][ T32] r9:83018205 r8:85083000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.237832][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.237872][ T32] r5:00001000 r4:dfe05000 [ 1326.237892][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.237958][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.238002][ T32] r5:8501838c r4:85018000 [ 1326.238031][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.238129][ T32] r7:ddde2d40 r6:83018200 r5:8501838c r4:847dad00 [ 1326.245548][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.245636][ T32] r10:61c88647 r9:85083000 r8:847dad2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.245687][ T32] r4:847dad00 [ 1326.245711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.245775][ T32] r10:00000000 r9:847dad00 r8:8027ed34 r7:e0789e60 r6:847dad80 r5:85083000 [ 1326.245824][ T32] r4:00000001 [ 1326.245846][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.246076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1326.247254][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1326.247666][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.247843][ T32] r5:00001000 r4:ee903000 ** 5 printk messages dropped ** [ 1326.256699][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.257052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.257341][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.257730][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.257798][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 ** 5 printk messages dropped ** [ 1326.258046][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.262894][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.263392][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1326.264086][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.264861][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1326.265090][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 6 printk messages dropped ** [ 1326.265400][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1326.265651][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 2 printk messages dropped ** [ 1326.265780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.265808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.265830][ T32] r4:847cce40 [ 1326.265849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.265877][ T32] INFO: task kworker/1:233:3851 blocked for more than 452 seconds. [ 1326.265923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.265976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.266001][ T32] task:kworker/1:233 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.266069][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.266153][ T32] Call trace: [ 1326.266230][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.266305][ T32] r10:829187f4 r9:e06a5d84 r8:00000002 r7:60000013 r6:e06a5d8c r5:85084800 [ 1326.266330][ T32] r4:85084800 [ 1326.266373][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.266415][ T32] r5:85084800 r4:829187f0 [ 1326.266435][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.266472][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.266515][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a5e08 [ 1326.266536][ T32] r4:00000000 [ 1326.266576][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.266641][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.266687][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.266730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e03c0 [ 1326.266752][ T32] r4:00000000 [ 1326.266771][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.266813][ T32] r9:83018205 r8:85084800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1326.266843][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.266924][ T32] r5:00001000 r4:dfe7d000 [ 1326.267008][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.267053][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.267114][ T32] r5:85018b8c r4:85018800 [ 1326.267136][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.267179][ T32] r7:ddde2d40 r6:83018200 r5:85018b8c r4:847daf00 [ 1326.267219][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.267288][ T32] r10:61c88647 r9:85084800 r8:847daf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.267313][ T32] r4:847daf00 [ 1326.267342][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.267388][ T32] r10:00000000 r9:847daf00 r8:8027ed34 r7:e06a9e60 r6:847daf80 r5:85084800 [ 1326.267411][ T32] r4:00000001 [ 1326.267462][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.267515][ T32] Exception stack(0xe06a5fb0 to 0xe06a5ff8) [ 1326.267570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.267621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.267678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.267739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.267790][ T32] r4:849e0080 [ 1326.276534][ T32] INFO: task kworker/1:233:3851 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.276626][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.276760][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.276871][ T32] Call trace: [ 1326.276930][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.276990][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.277014][ T32] r4:00000000 [ 1326.277034][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.277084][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.277117][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1326.277403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 7 printk messages dropped ** [ 1326.277688][ T32] r5:00001000 r4:ee903000 ** 5 printk messages dropped ** [ 1326.277928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.282447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.282730][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.283080][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.283166][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.283321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e04c0 ** 6 printk messages dropped ** [ 1326.283604][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.283897][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.284033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.284885][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 10 printk messages dropped ** [ 1326.285368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 7 printk messages dropped ** [ 1326.285723][ T32] r5:00001000 r4:ee903000 ** 5 printk messages dropped ** [ 1326.285938][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.286309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.286624][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.286890][ T32] r5:85086000 r4:829187f0 ** 1 printk messages dropped ** [ 1326.286997][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.287193][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.287454][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.287811][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.287988][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.299154][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 12 printk messages dropped ** [ 1326.299653][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.300112][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1326.300393][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 4 printk messages dropped ** [ 1326.300520][ T32] r4:847cce40 ** 5 printk messages dropped ** [ 1326.300797][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.300841][ T32] Call trace: [ 1326.300880][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.300933][ T32] r10:829187f4 r9:e07a1d84 r8:00000002 r7:60000013 r6:e07a1d8c r5:85086c00 [ 1326.300956][ T32] r4:85086c00 [ 1326.300997][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.301039][ T32] r5:85086c00 r4:829187f0 [ 1326.301059][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.301097][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.301166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a1e08 [ 1326.301190][ T32] r4:00000000 [ 1326.301209][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.301279][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.301348][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.301393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e07c0 [ 1326.301425][ T32] r4:00000000 [ 1326.301455][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.301500][ T32] r9:83018205 r8:85086c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1326.301521][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.301560][ T32] r5:00001000 r4:dff8f000 [ 1326.301580][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.301638][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.301682][ T32] r5:8501978c r4:85019400 [ 1326.301721][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.301787][ T32] r7:ddde2d40 r6:83018200 r5:8501978c r4:849b7200 [ 1326.301810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.301863][ T32] r10:61c88647 r9:85086c00 r8:849b722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.301890][ T32] r4:849b7200 [ 1326.301908][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.301957][ T32] r10:00000000 r9:849b7200 r8:8027ed34 r7:e0795e60 r6:849b7280 r5:85086c00 [ 1326.302001][ T32] r4:00000001 [ 1326.302043][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.302090][ T32] Exception stack(0xe07a1fb0 to 0xe07a1ff8) [ 1326.302118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.302145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.302170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.302198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.302219][ T32] r4:849e0440 [ 1326.302522][ T32] INFO: task kworker/1:236:3857 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.302577][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.302679][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.302727][ T32] Call trace: [ 1326.302781][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.302833][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.302880][ T32] r4:00000000 [ 1326.302967][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.303062][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.303102][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.303151][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.303216][ T32] 1d60: 80070013 ffffffff [ 1326.303242][ T32] r5:80070013 r4:80239bd0 [ 1326.303261][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.303321][ T32] r4:82ac11e4 [ 1326.303345][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.303386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.303409][ T32] r4:e0721dc0 [ 1326.303427][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.303478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.303504][ T32] r4:00000000 [ 1326.303522][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.303566][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.303605][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.303650][ T32] r5:00001000 r4:ee903000 [ 1326.303668][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.303777][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.303826][ T32] r5:8602278c r4:86022400 [ 1326.303866][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.303921][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.303943][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.303987][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.304029][ T32] r4:847da580 [ 1326.304102][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.304172][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.304198][ T32] r4:00000001 [ 1326.304218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.304275][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.304304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.304351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.304381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.304409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.304453][ T32] r4:847cce40 [ 1326.304484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.304512][ T32] INFO: task kworker/1:237:3859 blocked for more than 452 seconds. [ 1326.304556][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.304582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.304602][ T32] task:kworker/1:237 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.304665][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.304726][ T32] Call trace: [ 1326.304756][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.304800][ T32] r10:829187f4 r9:e07add84 r8:00000002 r7:60000013 r6:e07add8c r5:85082400 [ 1326.304853][ T32] r4:85082400 [ 1326.304876][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.304921][ T32] r5:85082400 r4:829187f0 [ 1326.304942][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.304979][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.305023][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 [ 1326.305064][ T32] r4:00000000 [ 1326.305086][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.305123][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.305159][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.305197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0940 [ 1326.305218][ T32] r4:00000000 [ 1326.305249][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.305294][ T32] r9:83018205 r8:85082400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1326.305316][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.305356][ T32] r5:00001000 r4:dffa9000 [ 1326.305375][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.305421][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.305487][ T32] r5:85019b8c r4:85019800 [ 1326.305508][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.305551][ T32] r7:ddde2d40 r6:83018200 r5:85019b8c r4:849b7300 ** 1 printk messages dropped ** [ 1326.305637][ T32] r10:61c88647 r9:85082400 r8:849b732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1326.306011][ T32] r4:849e05c0 ** 3 printk messages dropped ** [ 1326.306493][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.306786][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1326.307018][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.307357][ T32] r5:8602278c r4:86022400 ** 4 printk messages dropped ** [ 1326.307565][ T32] r4:847da580 [ 1326.307605][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.307651][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.307673][ T32] r4:00000001 [ 1326.307703][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.307780][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.307808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.307837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.307862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.307889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.307910][ T32] r4:847cce40 [ 1326.307936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.307960][ T32] INFO: task kworker/1:238:3861 blocked for more than 452 seconds. [ 1326.307987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.308010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.308030][ T32] task:kworker/1:238 state:D stack:0 pid:3861 tgid:3861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.308092][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.321227][ T32] Call trace: [ 1326.321284][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.321367][ T32] r10:829187f4 r9:e07b1d84 r8:00000002 r7:60000113 r6:e07b1d8c r5:85000c00 [ 1326.321400][ T32] r4:85000c00 [ 1326.321431][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.321475][ T32] r5:85000c00 r4:829187f0 [ 1326.321499][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.321541][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.321595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 [ 1326.321620][ T32] r4:00000000 [ 1326.321661][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.321744][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.321789][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.321846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0ac0 [ 1326.321874][ T32] r4:00000000 [ 1326.321895][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.321948][ T32] r9:83018205 r8:85000c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1326.321970][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.322037][ T32] r5:00001000 r4:dffd7000 [ 1326.322061][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.322165][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.322211][ T32] r5:85019f8c r4:85019c00 [ 1326.322232][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.322277][ T32] r7:ddde2d40 r6:83018200 r5:85019f8c r4:849b7400 [ 1326.322346][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.322395][ T32] r10:61c88647 r9:85000c00 r8:849b742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.322417][ T32] r4:849b7400 [ 1326.322436][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.322479][ T32] r10:00000000 r9:849b7400 r8:8027ed34 r7:e07ade60 r6:849b7480 r5:85000c00 ** 4 printk messages dropped ** [ 1326.322628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.323560][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1326.323991][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1326.324204][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1326.324547][ T32] r4:847da580 ** 4 printk messages dropped ** [ 1326.324711][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 7 printk messages dropped ** [ 1326.324974][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.325333][ T32] r5:8500e000 r4:829187f0 ** 1 printk messages dropped ** [ 1326.325415][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.325630][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.326179][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1326.326422][ T32] r10:00000000 r9:849b7500 r8:8027ed34 r7:e07b1e60 r6:849b7580 r5:8500e000 ** 9 printk messages dropped ** [ 1326.327097][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1326.327708][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.342616][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1326.342890][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 7 printk messages dropped ** [ 1326.343283][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.343707][ T32] r5:85088000 r4:829187f0 ** 1 printk messages dropped ** [ 1326.343770][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.344028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0b00 ** 9 printk messages dropped ** [ 1326.344351][ T32] r7:ddde2d40 r6:83018200 r5:8501a78c r4:849b7600 ** 6 printk messages dropped ** [ 1326.344546][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.345423][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.345848][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1326.346127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.346169][ T32] r4:00000000 [ 1326.346191][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.346237][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.346259][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.346308][ T32] r5:00001000 r4:ee903000 [ 1326.346330][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.346369][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.346410][ T32] r5:8602278c r4:86022400 [ 1326.346446][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.346495][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.346572][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.346629][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.346663][ T32] r4:847da580 [ 1326.346685][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.346739][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.346784][ T32] r4:00000001 [ 1326.346828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.346887][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.346948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.346980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.347005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.347033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.347055][ T32] r4:847cce40 [ 1326.347074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.347109][ T32] INFO: task kworker/1:241:3867 blocked for more than 452 seconds. [ 1326.347141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.347164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.347217][ T32] task:kworker/1:241 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.347266][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.347334][ T32] Call trace: [ 1326.347412][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.347480][ T32] r10:829187f4 r9:e07bdd84 r8:00000002 r7:60000113 r6:e07bdd8c r5:85088c00 [ 1326.347505][ T32] r4:85088c00 [ 1326.347534][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.347601][ T32] r5:85088c00 r4:829187f0 [ 1326.347624][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.347664][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.347708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 [ 1326.347751][ T32] r4:00000000 [ 1326.347774][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.347812][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.347846][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.347894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0f80 [ 1326.347924][ T32] r4:00000000 [ 1326.347944][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.347986][ T32] r9:83018205 r8:85088c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.348030][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.348121][ T32] r5:00001000 r4:e003f000 [ 1326.358847][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.358961][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.359010][ T32] r5:8501ab8c r4:8501a800 [ 1326.359031][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.359104][ T32] r7:ddde2d40 r6:83018200 r5:8501ab8c r4:849b7700 [ 1326.359129][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.359175][ T32] r10:61c88647 r9:85088c00 r8:849b772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.359207][ T32] r4:849b7700 [ 1326.359230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.359275][ T32] r10:00000000 r9:849b7700 r8:8027ed34 r7:e07b9e60 r6:849b7780 r5:85088c00 [ 1326.359320][ T32] r4:00000001 [ 1326.359342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.359379][ T32] Exception stack(0xe07bdfb0 to 0xe07bdff8) [ 1326.359423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.359454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.359500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.359654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.359679][ T32] r4:849e0d80 [ 1326.360183][ T32] INFO: task kworker/1:241:3867 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.360222][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.360523][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.360575][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.360693][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.360969][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.361110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 7 printk messages dropped ** [ 1326.361439][ T32] r5:8602278c r4:86022400 ** 4 printk messages dropped ** [ 1326.361682][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1326.362018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.362385][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.362746][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.362898][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.363834][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.364284][ T32] Exception stack(0xe07cdfb0 to 0xe07cdff8) ** 7 printk messages dropped ** [ 1326.364935][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.365497][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.365670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 7 printk messages dropped ** [ 1326.365989][ T32] r5:8602278c r4:86022400 ** 2 printk messages dropped ** [ 1326.366076][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.366120][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.366143][ T32] r4:847da580 [ 1326.366163][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.366206][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.366239][ T32] r4:00000001 [ 1326.366262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.366299][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.366359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.366391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.366427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.366458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.366500][ T32] r4:847cce40 [ 1326.366523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.366548][ T32] INFO: task kworker/1:243:3871 blocked for more than 452 seconds. [ 1326.366577][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.366600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.366620][ T32] task:kworker/1:243 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.366683][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.366730][ T32] Call trace: [ 1326.366776][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.366835][ T32] r10:829187f4 r9:e07d1d84 r8:00000002 r7:60000013 r6:e07d1d8c r5:8508a400 [ 1326.366869][ T32] r4:8508a400 [ 1326.366918][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.366978][ T32] r5:8508a400 r4:829187f0 [ 1326.366998][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.367039][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.367086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d1e08 [ 1326.367110][ T32] r4:00000000 [ 1326.367130][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.367170][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.367250][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.367296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b9340 [ 1326.367320][ T32] r4:00000000 [ 1326.367339][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.367405][ T32] r9:83018205 r8:8508a400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1326.367430][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.367706][ T32] r5:00001000 r4:e0449000 [ 1326.367733][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.367773][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.367857][ T32] r5:8501b78c r4:8501b400 [ 1326.367904][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.368064][ T32] r7:ddde2d40 r6:83018200 r5:8501b78c r4:849b7900 [ 1326.385793][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.385955][ T32] r10:61c88647 r9:8508a400 r8:849b792c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.385989][ T32] r4:849b7900 [ 1326.386031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.386084][ T32] r10:00000000 r9:849b7900 r8:8027ed34 r7:e07cde60 r6:849b7980 r5:8508a400 [ 1326.386108][ T32] r4:00000001 [ 1326.386142][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.386184][ T32] Exception stack(0xe07d1fb0 to 0xe07d1ff8) [ 1326.386214][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.386243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.386271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.386300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.386324][ T32] r4:847b90c0 [ 1326.386797][ T32] INFO: task kworker/1:243:3871 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.386836][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.386950][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.387010][ T32] Call trace: [ 1326.387043][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.387421][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.387621][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.387834][ T32] r5:00001000 r4:ee903000 ** 6 printk messages dropped ** [ 1326.392783][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1326.393243][ T32] r4:847cce40 ** 5 printk messages dropped ** [ 1326.393541][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.393849][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.393962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d5e08 ** 9 printk messages dropped ** [ 1326.394313][ T32] r5:00001000 r4:e0433000 ** 1 printk messages dropped ** [ 1326.394369][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.394485][ T32] r7:ddde2d40 r6:83018200 r5:8501b38c r4:849b7a00 [ 1326.394526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.394573][ T32] r10:61c88647 r9:8508b000 r8:849b7a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.394594][ T32] r4:849b7a00 [ 1326.394612][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.394674][ T32] r10:00000000 r9:849b7a00 r8:8027ed34 r7:e07d1e60 r6:849b7a80 r5:8508b000 [ 1326.394699][ T32] r4:00000001 [ 1326.394719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.394772][ T32] Exception stack(0xe07d5fb0 to 0xe07d5ff8) [ 1326.394822][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.394852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.394877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.394940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.394975][ T32] r4:847b9280 [ 1326.395441][ T32] INFO: task kworker/1:244:3873 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.395473][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.395583][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.395628][ T32] Call trace: [ 1326.395671][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.395718][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.395762][ T32] r4:00000000 [ 1326.395785][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.395836][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.395867][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.395922][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.395971][ T32] 1d60: 80070013 ffffffff [ 1326.395996][ T32] r5:80070013 r4:80239bd0 [ 1326.396016][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.396055][ T32] r4:82ac11e4 [ 1326.396074][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.396145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.396174][ T32] r4:e0721dc0 [ 1326.396195][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.396238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.396260][ T32] r4:00000000 [ 1326.396304][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.396361][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.396408][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.396474][ T32] r5:00001000 r4:ee903000 [ 1326.396496][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.396555][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.396622][ T32] r5:8602278c r4:86022400 [ 1326.396667][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.396737][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.396777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.396825][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.396856][ T32] r4:847da580 [ 1326.396881][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.396933][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.396956][ T32] r4:00000001 [ 1326.396990][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.397027][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.397053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.397081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.397107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.397176][ T32] r4:847cce40 ** 5 printk messages dropped ** [ 1326.397437][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.397714][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.397757][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d9e08 ** 2 printk messages dropped ** [ 1326.397831][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.409899][ T32] r5:00001000 r4:e0469000 ** 5 printk messages dropped ** [ 1326.410196][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.410582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.411444][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1326.411902][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1326.412081][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 8 printk messages dropped ** [ 1326.412412][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.412738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.412960][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.413325][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.413421][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e1e08 ** 2 printk messages dropped ** [ 1326.413604][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.413960][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.414306][ T32] r10:00000000 r9:849b7c00 r8:8027ed34 r7:e07d9e60 r6:849b7c80 r5:8508d400 ** 9 printk messages dropped ** [ 1326.414967][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.415542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 6 printk messages dropped ** [ 1326.415760][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.415800][ T32] r5:00001000 r4:ee903000 [ 1326.415842][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.415884][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.415941][ T32] r5:8602278c r4:86022400 [ 1326.415986][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.416044][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.416096][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.416157][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.416183][ T32] r4:847da580 [ 1326.416202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.416245][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.416266][ T32] r4:00000001 [ 1326.416285][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.416340][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.416368][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.416417][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.416446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.416494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.416521][ T32] r4:847cce40 [ 1326.416541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.416564][ T32] INFO: task kworker/1:247:3878 blocked for more than 452 seconds. [ 1326.416614][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.416641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.416671][ T32] task:kworker/1:247 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.416743][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.416807][ T32] Call trace: [ 1326.416849][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.416892][ T32] r10:829187f4 r9:e07e5d84 r8:00000002 r7:60000013 r6:e07e5d8c r5:8508e000 [ 1326.416919][ T32] r4:8508e000 [ 1326.416950][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.416993][ T32] r5:8508e000 r4:829187f0 [ 1326.417013][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.417073][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.417121][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e5e08 [ 1326.417144][ T32] r4:00000000 [ 1326.417163][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.417221][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.417259][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.417298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b97c0 [ 1326.417342][ T32] r4:00000000 [ 1326.417363][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.417408][ T32] r9:83018205 r8:8508e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1326.417438][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.417482][ T32] r5:00001000 r4:e05af000 [ 1326.417527][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.417599][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.417643][ T32] r5:8501bf8c r4:8501bc00 [ 1326.417684][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.417728][ T32] r7:ddde2d40 r6:83018200 r5:8501bf8c r4:849b7d00 [ 1326.417760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.417806][ T32] r10:61c88647 r9:8508e000 r8:849b7d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.417848][ T32] r4:849b7d00 [ 1326.417870][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.417919][ T32] r10:00000000 r9:849b7d00 r8:8027ed34 r7:e07e1e60 r6:849b7d80 r5:8508e000 [ 1326.417963][ T32] r4:00000001 [ 1326.417984][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.418017][ T32] Exception stack(0xe07e5fb0 to 0xe07e5ff8) [ 1326.418042][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.418069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.418174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.433161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.433228][ T32] r4:847b9700 [ 1326.433709][ T32] INFO: task kworker/1:247:3878 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.433767][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.433887][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.433958][ T32] Call trace: [ 1326.434013][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.434069][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.434093][ T32] r4:00000000 [ 1326.434134][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.434221][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.434254][ T32] 1d20: bd31e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.434282][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.434304][ T32] 1d60: 80070013 ffffffff [ 1326.434327][ T32] r5:80070013 r4:80239bd0 [ 1326.434368][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.434435][ T32] r4:82ac11e4 [ 1326.434458][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.434500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.434544][ T32] r4:e0721dc0 [ 1326.434567][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.434609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.434630][ T32] r4:00000000 [ 1326.434671][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.434719][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.434762][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.434840][ T32] r5:00001000 r4:ee903000 [ 1326.434888][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.434971][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.435057][ T32] r5:8602278c r4:86022400 [ 1326.435081][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.435127][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.435147][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.435198][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.435223][ T32] r4:847da580 [ 1326.435243][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.435558][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.435586][ T32] r4:00000001 [ 1326.435606][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.435642][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.435667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.435695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.436064][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.436947][ T32] r4:8508c800 ** 3 printk messages dropped ** [ 1326.437066][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.437197][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e9e08 ** 1 printk messages dropped ** [ 1326.437348][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1326.437680][ T32] r9:83018205 r8:8508c800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1326.437987][ T32] r10:61c88647 r9:8508c800 r8:849b7e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1326.445958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1326.446768][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 10 printk messages dropped ** [ 1326.447153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 7 printk messages dropped ** [ 1326.447434][ T32] r5:00001000 r4:ee903000 ** 6 printk messages dropped ** [ 1326.447749][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.459806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.460053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.460075][ T32] task:kworker/1:249 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.460128][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.460184][ T32] Call trace: [ 1326.460274][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.460354][ T32] r10:829187f4 r9:e07edd84 r8:00000002 r7:60000013 r6:e07edd8c r5:85090c00 [ 1326.460381][ T32] r4:85090c00 [ 1326.460427][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.460473][ T32] r5:85090c00 r4:829187f0 [ 1326.460494][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.460545][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.460593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1326.460615][ T32] r4:00000000 [ 1326.460634][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.460698][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.460741][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.460783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b9ec0 [ 1326.460805][ T32] r4:00000000 [ 1326.460835][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.460896][ T32] r9:83018205 r8:85090c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1326.460944][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.461015][ T32] r5:00001000 r4:e063f000 [ 1326.461039][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.461079][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.461120][ T32] r5:85028f8c r4:85028c00 [ 1326.461168][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.461221][ T32] r7:ddde2d40 r6:83018200 r5:85028f8c r4:849b7f00 [ 1326.461262][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.461321][ T32] r10:61c88647 r9:85090c00 r8:849b7f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.461346][ T32] r4:849b7f00 [ 1326.461366][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.461411][ T32] r10:00000000 r9:849b7f00 r8:8027ed34 r7:e07e9e60 r6:849b7f80 r5:85090c00 [ 1326.461433][ T32] r4:00000001 [ 1326.461477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.461518][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1326.461545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.461573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.461598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.461652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.461734][ T32] r4:847b94c0 [ 1326.462215][ T32] INFO: task kworker/1:249:3882 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.462251][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.462309][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.462356][ T32] Call trace: [ 1326.462386][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.462433][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.462457][ T32] r4:00000000 [ 1326.462476][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.462561][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.462594][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.462651][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.462678][ T32] 1d60: 80070013 ffffffff [ 1326.462749][ T32] r5:80070013 r4:80239bd0 [ 1326.462918][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.463006][ T32] r4:82ac11e4 [ 1326.463030][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.463074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.463096][ T32] r4:e0721dc0 [ 1326.463114][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.463153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.463284][ T32] r4:00000000 [ 1326.463393][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.463442][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.463463][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.463503][ T32] r5:00001000 r4:ee903000 [ 1326.463613][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.463656][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.463696][ T32] r5:8602278c r4:86022400 [ 1326.463771][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.463821][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.463947][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.464569][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.464723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.464966][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.465260][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.465326][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.465458][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.465872][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.466340][ T32] r10:61c88647 r9:85090000 r8:847ba02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1326.466578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.466729][ T32] r4:847b9bc0 [ 1326.467041][ T32] INFO: task kworker/1:250:3885 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.467079][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.467162][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.467209][ T32] Call trace: [ 1326.467261][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.467308][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.467330][ T32] r4:00000000 [ 1326.467349][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.467386][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.467415][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.467462][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.467489][ T32] 1d60: 80070013 ffffffff [ 1326.467549][ T32] r5:80070013 r4:80239bd0 [ 1326.467582][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.467633][ T32] r4:82ac11e4 [ 1326.467694][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.467746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.467799][ T32] r4:e0721dc0 [ 1326.467835][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.467898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.467955][ T32] r4:00000000 [ 1326.467984][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.468057][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.471246][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.471370][ T32] r5:00001000 r4:ee903000 [ 1326.471399][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.471458][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.471508][ T32] r5:8602278c r4:86022400 [ 1326.471530][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.471576][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.471610][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.471669][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.471701][ T32] r4:847da580 [ 1326.471748][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.471797][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.471850][ T32] r4:00000001 [ 1326.471874][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.471927][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.471959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.471988][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.472014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.472042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.472064][ T32] r4:847cce40 [ 1326.472085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1326.472189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1326.472697][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.472736][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.472817][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.472957][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.473627][ T32] r5:8502938c r4:85029000 ** 4 printk messages dropped ** [ 1326.474064][ T32] r4:847ba100 ** 4 printk messages dropped ** [ 1326.474920][ T32] Exception stack(0xe07f5fb0 to 0xe07f5ff8) ** 3 printk messages dropped ** [ 1326.475388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.476214][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 8 printk messages dropped ** [ 1326.476690][ T32] r4:e0721dc0 ** 3 printk messages dropped ** [ 1326.476857][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1326.477337][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.477359][ T32] r4:847da580 [ 1326.477378][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.477420][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.477442][ T32] r4:00000001 [ 1326.477462][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.477495][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.477532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.477562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.477604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.477660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.477688][ T32] r4:847cce40 [ 1326.477707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.477758][ T32] INFO: task kworker/1:252:3889 blocked for more than 452 seconds. [ 1326.477792][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.477818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.477853][ T32] task:kworker/1:252 state:D stack:0 pid:3889 tgid:3889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.477944][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.477985][ T32] Call trace: [ 1326.478015][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.478061][ T32] r10:829187f4 r9:e07f1d84 r8:00000002 r7:60000113 r6:e07f1d8c r5:85093000 [ 1326.478143][ T32] r4:85093000 [ 1326.489724][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.489802][ T32] r5:85093000 r4:829187f0 [ 1326.489855][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.489902][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.489958][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f1e08 [ 1326.489986][ T32] r4:00000000 [ 1326.490033][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.490075][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.490119][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.490162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c5040 [ 1326.490186][ T32] r4:00000000 [ 1326.490205][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.490292][ T32] r9:83018205 r8:85093000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1326.490319][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.490375][ T32] r5:00001000 r4:e07bf000 [ 1326.490398][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.490437][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.490478][ T32] r5:8502978c r4:85029400 [ 1326.490498][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.490576][ T32] r7:ddde2d40 r6:83018200 r5:8502978c r4:847ba200 [ 1326.490601][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.490646][ T32] r10:61c88647 r9:85093000 r8:847ba22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.490668][ T32] r4:847ba200 [ 1326.490699][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.490760][ T32] r10:00000000 r9:847ba200 r8:8027ed34 r7:e07f5e60 r6:847ba280 r5:85093000 ** 2 printk messages dropped ** [ 1326.490840][ T32] Exception stack(0xe07f1fb0 to 0xe07f1ff8) ** 6 printk messages dropped ** [ 1326.491513][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.492118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 6 printk messages dropped ** [ 1326.492324][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.492664][ T32] r4:847da580 ** 4 printk messages dropped ** [ 1326.492843][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.492872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.492899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.492930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.492957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.492979][ T32] r4:847cce40 [ 1326.492999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.493040][ T32] INFO: task kworker/1:253:3891 blocked for more than 453 seconds. [ 1326.493078][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.493103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.493124][ T32] task:kworker/1:253 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.493169][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.493212][ T32] Call trace: [ 1326.493241][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.493285][ T32] r10:829187f4 r9:e07f9d84 r8:00000002 r7:60000013 r6:e07f9d8c r5:85093c00 [ 1326.493308][ T32] r4:85093c00 [ 1326.493328][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.493393][ T32] r5:85093c00 r4:829187f0 [ 1326.493416][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.493455][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.493498][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1326.493739][ T32] r4:00000000 [ 1326.493789][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.493830][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.493866][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.493906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c5380 [ 1326.493933][ T32] r4:00000000 [ 1326.493951][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.493994][ T32] r9:83018205 r8:85093c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.494034][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.494104][ T32] r5:00001000 r4:e4801000 [ 1326.494159][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.494200][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.494242][ T32] r5:85029b8c r4:85029800 [ 1326.494262][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.494303][ T32] r7:ddde2d40 r6:83018200 r5:85029b8c r4:847ba300 [ 1326.494337][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.494507][ T32] r10:61c88647 r9:85093c00 r8:847ba32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.494534][ T32] r4:847ba300 [ 1326.494578][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.494675][ T32] r10:00000000 r9:847ba300 r8:8027ed34 r7:e07f1e60 r6:847ba380 r5:85093c00 [ 1326.494701][ T32] r4:00000001 [ 1326.494720][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.495016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1326.495953][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.496356][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.496478][ T32] r4:e0721dc0 ** 3 printk messages dropped ** [ 1326.496622][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1326.497052][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.497281][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 4 printk messages dropped ** [ 1326.497500][ T32] r4:847cce40 ** 5 printk messages dropped ** [ 1326.497787][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.512076][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.512259][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.512613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c56c0 ** 9 printk messages dropped ** [ 1326.513351][ T32] r7:ddde2d40 r6:83018200 r5:8502a38c r4:847ba400 ** 6 printk messages dropped ** [ 1326.513797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.518140][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.538487][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1326.552993][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.554206][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.573089][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.573384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.573456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.573700][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.573774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.573925][ T32] r4:847cce40 [ 1326.573983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.574063][ T32] INFO: task kworker/1:255:3895 blocked for more than 453 seconds. [ 1326.574695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.574755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.574816][ T32] task:kworker/1:255 state:D stack:0 pid:3895 tgid:3895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.575027][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.575240][ T32] Call trace: [ 1326.575817][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.576289][ T32] r10:829187f4 r9:e4811d84 r8:00000002 r7:60000113 r6:e4811d8c r5:85095400 [ 1326.576345][ T32] r4:85095400 [ 1326.576391][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.576474][ T32] r5:85095400 r4:829187f0 [ 1326.576679][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.576802][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.576901][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4811e08 [ 1326.577647][ T32] r4:00000000 [ 1326.577925][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.578012][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.578126][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.595098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c54c0 [ 1326.596460][ T32] r4:00000000 [ 1326.596923][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.597609][ T32] r9:83018205 r8:85095400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1326.598080][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.599946][ T32] r5:00001000 r4:e480d000 [ 1326.600020][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.600768][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.600864][ T32] r5:85029f8c r4:85029c00 [ 1326.601376][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.601478][ T32] r7:ddde2d40 r6:83018200 r5:85029f8c r4:847ba500 [ 1326.601526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.601827][ T32] r10:61c88647 r9:85095400 r8:847ba52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.601883][ T32] r4:847ba500 [ 1326.602942][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.603044][ T32] r10:00000000 r9:847ba500 r8:8027ed34 r7:e4805e60 r6:847ba580 r5:85095400 [ 1326.603092][ T32] r4:00000001 [ 1326.603214][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.603898][ T32] Exception stack(0xe4811fb0 to 0xe4811ff8) [ 1326.604469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.604541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.604598][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.604660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.604706][ T32] r4:847c5340 [ 1326.605596][ T32] INFO: task kworker/1:255:3895 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.605672][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.605911][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.606015][ T32] Call trace: [ 1326.606185][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.606290][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.607180][ T32] r4:00000000 [ 1326.607414][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.607504][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.607926][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.607995][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.608137][ T32] 1d60: 80070013 ffffffff [ 1326.628148][ T32] r5:80070013 r4:80239bd0 [ 1326.637210][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.637364][ T32] r4:82ac11e4 [ 1326.637605][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1326.637859][ T32] r4:e0721dc0 ** 1 printk messages dropped ** [ 1326.637995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 10 printk messages dropped ** [ 1326.639493][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.640183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.640612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1326.641318][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.641357][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.641662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ead80 ** 9 printk messages dropped ** [ 1326.642569][ T32] r7:ddde2d40 r6:83018200 r5:8502b38c r4:847ba600 ** 4 printk messages dropped ** [ 1326.643002][ T32] r10:00000000 r9:847ba600 r8:8027ed34 r7:e4805e60 r6:8498e080 r5:84a89800 ** 2 printk messages dropped ** [ 1326.643359][ T32] Exception stack(0xe4821fb0 to 0xe4821ff8) [ 1326.643387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.643705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.643736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.643769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.643792][ T32] r4:847c5340 [ 1326.644361][ T32] INFO: task kworker/1:256:3896 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.644405][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.644479][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.644530][ T32] Call trace: [ 1326.644563][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.644611][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.644634][ T32] r4:00000000 [ 1326.644654][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.644692][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.644874][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.644908][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.644948][ T32] 1d60: 80070013 ffffffff [ 1326.644973][ T32] r5:80070013 r4:80239bd0 [ 1326.644994][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.645036][ T32] r4:82ac11e4 [ 1326.645137][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.645203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.645327][ T32] r4:e0721dc0 [ 1326.645367][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.645412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.645437][ T32] r4:00000000 [ 1326.645456][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.645501][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.645548][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.645592][ T32] r5:00001000 r4:ee903000 [ 1326.645612][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.645651][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.645691][ T32] r5:8602278c r4:86022400 [ 1326.645709][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.645754][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.645774][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.645818][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.645839][ T32] r4:847da580 [ 1326.645858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.645901][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.645955][ T32] r4:00000001 [ 1326.646077][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.646117][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.646159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.646194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.646231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.646262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.646284][ T32] r4:847cce40 [ 1326.646304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.646328][ T32] INFO: task kworker/1:257:3900 blocked for more than 453 seconds. [ 1326.646555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.646583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.646604][ T32] task:kworker/1:257 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.646650][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.646768][ T32] Call trace: [ 1326.646827][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.646871][ T32] r10:829187f4 r9:e047dd84 r8:00000002 r7:60000013 r6:e047dd8c r5:84a8b000 [ 1326.646893][ T32] r4:84a8b000 [ 1326.646912][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.647094][ T32] r5:84a8b000 r4:829187f0 [ 1326.647148][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.647198][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.647242][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e047de08 [ 1326.647264][ T32] r4:00000000 [ 1326.647282][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.647325][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.647427][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.647474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847eaa80 [ 1326.647496][ T32] r4:00000000 [ 1326.647543][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.647589][ T32] r9:83018205 r8:84a8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1326.647623][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.647681][ T32] r5:00001000 r4:dfa7d000 [ 1326.647703][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.647771][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.647814][ T32] r5:8502ab8c r4:8502a800 [ 1326.647834][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.647876][ T32] r7:ddde2d40 r6:83018200 r5:8502ab8c r4:847ba680 [ 1326.647895][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.647938][ T32] r10:61c88647 r9:84a8b000 r8:847ba6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.647970][ T32] r4:847ba680 [ 1326.647992][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1326.666819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.667592][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.668575][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1326.668947][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.669218][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.669540][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 7 printk messages dropped ** [ 1326.669811][ T32] r4:847cce40 ** 4 printk messages dropped ** [ 1326.670143][ T32] task:kworker/0:138 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.670471][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1326.670591][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.670847][ T32] r5:00001000 r4:dfa31000 ** 6 printk messages dropped ** [ 1326.671169][ T32] r10:61c88647 r9:84a8bc00 r8:8498e22c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1326.671798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.672562][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 8 printk messages dropped ** [ 1326.672893][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1326.672994][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.673033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.673054][ T32] r4:00000000 [ 1326.673073][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.673116][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.673137][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.673183][ T32] r5:00001000 r4:ee903000 [ 1326.673243][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.673285][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.673341][ T32] r5:8602278c r4:86022400 [ 1326.673363][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.673419][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.673444][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.673597][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.673625][ T32] r4:847da580 [ 1326.673645][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.673690][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.673761][ T32] r4:00000001 [ 1326.673785][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.673884][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.673913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.673941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.673966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.673995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.674016][ T32] r4:847cce40 [ 1326.674035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.674059][ T32] INFO: task kworker/0:139:3904 blocked for more than 453 seconds. [ 1326.674087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.674121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.674146][ T32] task:kworker/0:139 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.674198][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.674265][ T32] Call trace: [ 1326.674384][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.674429][ T32] r10:829187f4 r9:e06c9d84 r8:00000002 r7:60000013 r6:e06c9d8c r5:84a8c800 [ 1326.674450][ T32] r4:84a8c800 [ 1326.674472][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.674509][ T32] r5:84a8c800 r4:829187f0 [ 1326.674528][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.674566][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.674611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 [ 1326.674632][ T32] r4:00000000 [ 1326.674651][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.674878][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.674918][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.675043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d3980 [ 1326.675071][ T32] r4:00000000 [ 1326.675102][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.675149][ T32] r9:83018005 r8:84a8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1326.675174][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.675216][ T32] r5:00001000 r4:dfc25000 [ 1326.675235][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.675273][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.675313][ T32] r5:8505578c r4:85055400 [ 1326.675332][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.675375][ T32] r7:dddced40 r6:83018000 r5:8505578c r4:8498e180 [ 1326.675426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.675474][ T32] r10:61c88647 r9:84a8c800 r8:8498e1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.675496][ T32] r4:8498e180 [ 1326.675528][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.675734][ T32] r10:00000000 r9:8498e180 r8:8027ed34 r7:e481de60 r6:8498e300 r5:84a8c800 ** 9 printk messages dropped ** [ 1326.676516][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1326.677360][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.677694][ T32] r5:8602278c r4:86022400 [ 1326.677717][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.677764][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.677785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.677828][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.677850][ T32] r4:847da580 [ 1326.677868][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.677911][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.677932][ T32] r4:00000001 [ 1326.677951][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.677985][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.678025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.678110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.690705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.690753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1326.691288][ T32] r4:84a8d400 ** 3 printk messages dropped ** [ 1326.691467][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.691820][ T32] r9:83018005 r8:84a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1326.691862][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.691907][ T32] r5:00001000 r4:dfc87000 [ 1326.691949][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.691992][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.692034][ T32] r5:85055f8c r4:85055c00 [ 1326.692054][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.692121][ T32] r7:dddced40 r6:83018000 r5:85055f8c r4:8498e380 [ 1326.692145][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.692195][ T32] r10:61c88647 r9:84a8d400 r8:8498e3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.692217][ T32] r4:8498e380 [ 1326.692237][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.692768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 18 printk messages dropped ** [ 1326.694211][ T32] r4:e0721dc0 ** 8 printk messages dropped ** [ 1326.694468][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1326.695107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.695568][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.695991][ T32] r5:00001000 r4:dfc57000 ** 5 printk messages dropped ** [ 1326.696217][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1326.696430][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.696465][ T32] Exception stack(0xe0749fb0 to 0xe0749ff8) [ 1326.696491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.696548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.696579][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.696628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.696672][ T32] r4:847d3800 [ 1326.696961][ T32] INFO: task kworker/0:141:3908 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.696993][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.697061][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.697130][ T32] Call trace: [ 1326.697193][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.697240][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.697277][ T32] r4:00000000 [ 1326.697322][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.697393][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.697425][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.697461][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.697487][ T32] 1d60: 80070013 ffffffff [ 1326.697530][ T32] r5:80070013 r4:80239bd0 [ 1326.697575][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.697639][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1326.697752][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1326.710294][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1326.710603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.710632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.710660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.710703][ T32] r4:847cce40 ** 3 printk messages dropped ** [ 1326.710813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.711308][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.711735][ T32] r5:00001000 r4:dfcbf000 ** 6 printk messages dropped ** [ 1326.711971][ T32] r10:61c88647 r9:84a8ec00 r8:8498e5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1326.713016][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1326.713629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.713669][ T32] r4:e0721dc0 [ 1326.713691][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.713751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.713787][ T32] r4:00000000 [ 1326.713827][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.713888][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.713923][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1326.714477][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 10 printk messages dropped ** [ 1326.714877][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.715183][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.715540][ T32] r5:00001000 r4:dfced000 ** 4 printk messages dropped ** [ 1326.715757][ T32] r7:dddced40 r6:83018000 r5:8505678c r4:8498e680 [ 1326.715777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.715822][ T32] r10:61c88647 r9:84a88000 r8:8498e6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.715843][ T32] r4:8498e680 [ 1326.715880][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.715930][ T32] r10:00000000 r9:8498e680 r8:8027ed34 r7:e484de60 r6:8498e700 r5:84a88000 [ 1326.715952][ T32] r4:00000001 [ 1326.715970][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.716022][ T32] Exception stack(0xe4851fb0 to 0xe4851ff8) [ 1326.716050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.716077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.716102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.716131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.716152][ T32] r4:847d3b40 [ 1326.716423][ T32] INFO: task kworker/0:143:3912 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 10 printk messages dropped ** [ 1326.716989][ T32] 1d60: 80070013 ffffffff ** 9 printk messages dropped ** [ 1326.717268][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 18 printk messages dropped ** [ 1326.718132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1326.734340][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.734611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0cfc0 ** 2 printk messages dropped ** [ 1326.734695][ T32] r9:83018005 r8:84a8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1326.734716][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.734756][ T32] r5:00001000 r4:dfd17000 [ 1326.734775][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.734814][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.734876][ T32] r5:85056b8c r4:85056800 [ 1326.734899][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.734991][ T32] r7:dddced40 r6:83018000 r5:85056b8c r4:8498e780 [ 1326.735015][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.735061][ T32] r10:61c88647 r9:84a8a400 r8:8498e7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.735092][ T32] r4:8498e780 [ 1326.735115][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.735160][ T32] r10:00000000 r9:8498e780 r8:8027ed34 r7:e4851e60 r6:8498e800 r5:84a8a400 [ 1326.735187][ T32] r4:00000001 [ 1326.735229][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.735277][ T32] Exception stack(0xe4855fb0 to 0xe4855ff8) [ 1326.735331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.735384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.736083][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.736539][ T32] 1d60: 80070013 ffffffff [ 1326.736570][ T32] r5:80070013 r4:80239bd0 [ 1326.736589][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.736629][ T32] r4:82ac11e4 [ 1326.736647][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.736712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.736756][ T32] r4:e0721dc0 [ 1326.736798][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.736853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.736890][ T32] r4:00000000 [ 1326.736909][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.736971][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.736995][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.737037][ T32] r5:00001000 r4:ee903000 [ 1326.737056][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.737093][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.737221][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1326.737739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.746276][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.746684][ T32] r5:00001000 r4:dfdeb000 [ 1326.746704][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.746742][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.746802][ T32] r5:85057b8c r4:85057800 [ 1326.746825][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.746871][ T32] r7:dddced40 r6:83018000 r5:85057b8c r4:8498e880 [ 1326.746891][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.746975][ T32] r10:61c88647 r9:84a88c00 r8:8498e8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.747001][ T32] r4:8498e880 [ 1326.747031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.747098][ T32] r10:00000000 r9:8498e880 r8:8027ed34 r7:e4855e60 r6:8498e900 r5:84a88c00 [ 1326.747123][ T32] r4:00000001 [ 1326.747142][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.747209][ T32] Exception stack(0xe4859fb0 to 0xe4859ff8) ** 7 printk messages dropped ** [ 1326.747958][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1326.752761][ T32] r4:e0721dc0 ** 8 printk messages dropped ** [ 1326.753544][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1326.754208][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1326.754571][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.754852][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1326.755331][ T32] r10:61c88647 r9:84a28000 r8:8498e9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 20 printk messages dropped ** [ 1326.756453][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1326.756770][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.756813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.756835][ T32] r4:00000000 [ 1326.756873][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.756920][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.756941][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.756981][ T32] r5:00001000 r4:ee903000 [ 1326.756999][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.757067][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.757111][ T32] r5:8602278c r4:86022400 [ 1326.757131][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.757182][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.757202][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.757246][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1326.757357][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1326.757743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.768512][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.768926][ T32] r5:00001000 r4:dfd7b000 ** 11 printk messages dropped ** [ 1326.769400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.770167][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.770274][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.770322][ T32] Call trace: [ 1326.770353][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.770407][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.770452][ T32] r4:00000000 [ 1326.770484][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.770530][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.770559][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.770586][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.770608][ T32] 1d60: 80070013 ffffffff [ 1326.770651][ T32] r5:80070013 r4:80239bd0 [ 1326.770674][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.770714][ T32] r4:82ac11e4 [ 1326.770774][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.770836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.770862][ T32] r4:e0721dc0 [ 1326.770880][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1326.771091][ T32] r5:00001000 r4:ee903000 ** 9 printk messages dropped ** [ 1326.771520][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 13 printk messages dropped ** [ 1326.772165][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.772652][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1326.773382][ T32] r7:dddced40 r6:83018000 r5:8505778c r4:8498eb00 ** 14 printk messages dropped ** [ 1326.774080][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.774664][ T32] r4:82ac11e4 [ 1326.774686][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.774745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.774771][ T32] r4:e0721dc0 [ 1326.774807][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.774850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.774893][ T32] r4:00000000 [ 1326.774944][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.775008][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.775039][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.775081][ T32] r5:00001000 r4:ee903000 [ 1326.775099][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.775153][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.775213][ T32] r5:8602278c r4:86022400 [ 1326.775256][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.775309][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.775330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.775374][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.775405][ T32] r4:847da580 [ 1326.775428][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.775472][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.775494][ T32] r4:00000001 [ 1326.775522][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.775560][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.775585][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.775754][ T32] r4:847cce40 ** 8 printk messages dropped ** [ 1326.776154][ T32] r10:829187f4 r9:e487dd84 r8:00000002 r7:60000113 r6:e487dd8c r5:85098000 ** 4 printk messages dropped ** [ 1326.776335][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.776777][ T32] r5:00001000 r4:e0515000 ** 9 printk messages dropped ** [ 1326.777170][ T32] r10:00000000 r9:8498eb80 r8:8027ed34 r7:e4859e60 r6:847ba800 r5:85098000 ** 7 printk messages dropped ** [ 1326.777428][ T32] r4:847b5200 ** 5 printk messages dropped ** [ 1326.777980][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 12 printk messages dropped ** [ 1326.790276][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.790704][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.790726][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.790790][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.790818][ T32] r4:847da580 [ 1326.790838][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.790882][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.790903][ T32] r4:00000001 [ 1326.790921][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.790998][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.791028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.791057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.791082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.791109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.791131][ T32] r4:847cce40 [ 1326.791154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.791186][ T32] INFO: task kworker/0:150:3925 blocked for more than 453 seconds. [ 1326.791218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.791263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.791289][ T32] task:kworker/0:150 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.791388][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.791434][ T32] Call trace: [ 1326.791490][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.791560][ T32] r10:829187f4 r9:e8885d84 r8:00000002 r7:60000113 r6:e8885d8c r5:85098c00 [ 1326.791606][ T32] r4:85098c00 [ 1326.791650][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.791694][ T32] r5:85098c00 r4:829187f0 [ 1326.791714][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.791774][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.791830][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8885e08 [ 1326.791864][ T32] r4:00000000 [ 1326.791905][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.791954][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.792001][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.792042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b5640 [ 1326.792064][ T32] r4:00000000 [ 1326.792082][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.792124][ T32] r9:83018005 r8:85098c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1326.792160][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.792209][ T32] r5:00001000 r4:e0031000 [ 1326.792249][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.792299][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.792346][ T32] r5:85057f8c r4:85057c00 [ 1326.792379][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.792424][ T32] r7:dddced40 r6:83018000 r5:85057f8c r4:8498ec00 [ 1326.792465][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.792512][ T32] r10:61c88647 r9:85098c00 r8:8498ec2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.792556][ T32] r4:8498ec00 [ 1326.792579][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.792626][ T32] r10:00000000 r9:8498ec00 r8:8027ed34 r7:e487de60 r6:847ba880 r5:85098c00 [ 1326.792648][ T32] r4:00000001 [ 1326.792667][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.792714][ T32] Exception stack(0xe8885fb0 to 0xe8885ff8) [ 1326.792743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.792770][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.792804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.792834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.792855][ T32] r4:847b5200 [ 1326.793264][ T32] INFO: task kworker/0:150:3925 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 4 printk messages dropped ** [ 1326.793602][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 12 printk messages dropped ** [ 1326.794132][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.794562][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 9 printk messages dropped ** [ 1326.794945][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.795160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.795187][ T32] task:kworker/0:151 state:D stack:0 pid:3927 tgid:3927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.795278][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.795322][ T32] Call trace: [ 1326.795363][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.795427][ T32] r10:829187f4 r9:e888dd84 r8:00000002 r7:60000013 r6:e888dd8c r5:8509a400 [ 1326.795456][ T32] r4:8509a400 [ 1326.795486][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.795547][ T32] r5:8509a400 r4:829187f0 [ 1326.795569][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.795681][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.795729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e888de08 [ 1326.795751][ T32] r4:00000000 [ 1326.795769][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.795805][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.795863][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.795908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b5780 [ 1326.795929][ T32] r4:00000000 [ 1326.795948][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.795990][ T32] r9:83018005 r8:8509a400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.796012][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.796053][ T32] r5:00001000 r4:e00bf000 [ 1326.796072][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1326.796370][ T32] r4:8498ec80 ** 7 printk messages dropped ** [ 1326.796671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.797573][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 9 printk messages dropped ** [ 1326.798016][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.818068][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 10 printk messages dropped ** [ 1326.818763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1326.819409][ T32] r4:84a28c00 ** 3 printk messages dropped ** [ 1326.819573][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.820114][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.820246][ T32] r5:00001000 r4:e047f000 ** 5 printk messages dropped ** [ 1326.820718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.820784][ T32] r10:61c88647 r9:84a28c00 r8:8498ed2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.820812][ T32] r4:8498ed00 [ 1326.820831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.820922][ T32] r10:00000000 r9:8498ed00 r8:8027ed34 r7:e487de60 r6:8498ed80 r5:84a28c00 [ 1326.820947][ T32] r4:00000001 [ 1326.821073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.821111][ T32] Exception stack(0xe4865fb0 to 0xe4865ff8) [ 1326.821222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.821254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.821280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.821307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.821328][ T32] r4:847b5600 [ 1326.821803][ T32] INFO: task kworker/0:152:3929 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.821859][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.821942][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.822027][ T32] Call trace: [ 1326.822082][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.822133][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.822179][ T32] r4:00000000 [ 1326.822223][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.822265][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.822294][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.822369][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.822417][ T32] 1d60: 80070013 ffffffff [ 1326.822463][ T32] r5:80070013 r4:80239bd0 [ 1326.822497][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.822541][ T32] r4:82ac11e4 [ 1326.822561][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.822602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.822625][ T32] r4:e0721dc0 [ 1326.822643][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.822704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.822729][ T32] r4:00000000 [ 1326.822769][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.822838][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.822863][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.822946][ T32] r5:00001000 r4:ee903000 [ 1326.822988][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.823029][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.823091][ T32] r5:8602278c r4:86022400 [ 1326.823115][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.823186][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1326.823232][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.823280][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.823302][ T32] r4:847da580 [ 1326.823322][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.823427][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1326.823491][ T32] r4:00000001 [ 1326.823543][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.823584][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.823728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.823759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.823786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.823813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.823834][ T32] r4:847cce40 [ 1326.823853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.823876][ T32] INFO: task kworker/0:153:3932 blocked for more than 453 seconds. [ 1326.823904][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.823935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.823958][ T32] task:kworker/0:153 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.824065][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.824107][ T32] Call trace: [ 1326.824146][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.824199][ T32] r10:829187f4 r9:e8891d84 r8:00000002 r7:60000113 r6:e8891d8c r5:84a29800 [ 1326.824241][ T32] r4:84a29800 [ 1326.824263][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.824302][ T32] r5:84a29800 r4:829187f0 [ 1326.824352][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.824402][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.824450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8891e08 [ 1326.824471][ T32] r4:00000000 [ 1326.824499][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.824538][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.824572][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.824611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b5a00 [ 1326.824643][ T32] r4:00000000 [ 1326.824664][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.824706][ T32] r9:83018005 r8:84a29800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1326.824727][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.824766][ T32] r5:00001000 r4:e049b000 [ 1326.824784][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.824821][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.824860][ T32] r5:8506078c r4:85060400 [ 1326.824899][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.824965][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.825214][ T32] Exception stack(0xe8891fb0 to 0xe8891ff8) ** 2 printk messages dropped ** [ 1326.825295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.825757][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.825911][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.826023][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1326.826243][ T32] r4:e0721dc0 ** 1 printk messages dropped ** [ 1326.826313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 7 printk messages dropped ** [ 1326.826960][ T32] r5:8602278c r4:86022400 ** 2 printk messages dropped ** [ 1326.827253][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.827733][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 2 printk messages dropped ** [ 1326.827908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.842793][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1326.843033][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.843249][ T32] r5:84a2a400 r4:829187f0 ** 1 printk messages dropped ** [ 1326.843329][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.843400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4861e08 ** 2 printk messages dropped ** [ 1326.843483][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1326.843620][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.843744][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.843996][ T32] r7:dddced40 r6:83018000 r5:85060b8c r4:8498ef00 ** 1 printk messages dropped ** [ 1326.844073][ T32] r10:61c88647 r9:84a2a400 r8:8498ef2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.844104][ T32] r4:8498ef00 [ 1326.844126][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.844175][ T32] r10:00000000 r9:8498ef00 r8:8027ed34 r7:e487de60 r6:8498ef80 r5:84a2a400 [ 1326.844218][ T32] r4:00000001 [ 1326.844241][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.844276][ T32] Exception stack(0xe4861fb0 to 0xe4861ff8) [ 1326.844303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.844354][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.844406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.844438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.844459][ T32] r4:847b5900 [ 1326.844911][ T32] INFO: task kworker/0:154:3933 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.844945][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.845000][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.845045][ T32] Call trace: [ 1326.845074][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.845120][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.845142][ T32] r4:00000000 [ 1326.845193][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.845236][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.845265][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.845292][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.845324][ T32] 1d60: 80070013 ffffffff [ 1326.845349][ T32] r5:80070013 r4:80239bd0 [ 1326.845369][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.845409][ T32] r4:82ac11e4 [ 1326.845445][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.845490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.845532][ T32] r4:e0721dc0 [ 1326.845554][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.845596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 12 printk messages dropped ** [ 1326.846048][ T32] r4:847da580 ** 12 printk messages dropped ** [ 1326.846586][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1326.847053][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.847569][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1326.856767][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 21 printk messages dropped ** [ 1326.857607][ T32] r5:8602278c r4:86022400 ** 12 printk messages dropped ** [ 1326.858070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.858097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.858160][ T32] r4:847cce40 [ 1326.866102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.866142][ T32] INFO: task kworker/0:156:3938 blocked for more than 453 seconds. [ 1326.866183][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.866208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.866243][ T32] task:kworker/0:156 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.866399][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.866473][ T32] Call trace: [ 1326.866506][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.866555][ T32] r10:829187f4 r9:e88a1d84 r8:00000002 r7:60000013 r6:e88a1d8c r5:84a2bc00 [ 1326.866578][ T32] r4:84a2bc00 [ 1326.866597][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.866635][ T32] r5:84a2bc00 r4:829187f0 [ 1326.866654][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.866691][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.866734][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a1e08 [ 1326.866755][ T32] r4:00000000 [ 1326.866773][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.866808][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.866869][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.866916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b5e40 [ 1326.866959][ T32] r4:00000000 [ 1326.866979][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.867023][ T32] r9:83018005 r8:84a2bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1326.867055][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.867099][ T32] r5:00001000 r4:e052f000 [ 1326.867119][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.867157][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.867213][ T32] r5:8506138c r4:85061000 [ 1326.867236][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.867281][ T32] r7:dddced40 r6:83018000 r5:8506138c r4:849a1100 [ 1326.867324][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.867390][ T32] r10:61c88647 r9:84a2bc00 r8:849a112c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.867414][ T32] r4:849a1100 [ 1326.867456][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.867512][ T32] r10:00000000 r9:849a1100 r8:8027ed34 r7:e8899e60 r6:849a1180 r5:84a2bc00 [ 1326.867545][ T32] r4:00000001 [ 1326.867567][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.867603][ T32] Exception stack(0xe88a1fb0 to 0xe88a1ff8) [ 1326.867652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.867683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.867709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.867737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.867779][ T32] r4:847b5c40 [ 1326.872285][ T32] INFO: task kworker/0:156:3938 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.872365][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.872452][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.872510][ T32] Call trace: [ 1326.872541][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.872591][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.872614][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.872748][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1326.873018][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.873240][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.873586][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 7 printk messages dropped ** [ 1326.873789][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.874052][ T32] r4:84a2c800 ** 3 printk messages dropped ** [ 1326.874196][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.874334][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.874601][ T32] r5:00001000 r4:e0645000 ** 6 printk messages dropped ** [ 1326.874831][ T32] r10:61c88647 r9:84a2c800 r8:849a122c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1326.875142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.875844][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1326.876266][ T32] r4:e0721dc0 ** 3 printk messages dropped ** [ 1326.876363][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1326.876748][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.877070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.877395][ T32] r10:829187f4 r9:e074dd84 r8:00000002 r7:60000013 r6:e074dd8c r5:8509b000 ** 4 printk messages dropped ** [ 1326.877529][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.877954][ T32] r9:83018205 r8:8509b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1326.887588][ T32] r5:8502af8c r4:8502ac00 [ 1326.887623][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.887687][ T32] r7:ddde2d40 r6:83018200 r5:8502af8c r4:847baa00 [ 1326.887708][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.887784][ T32] r10:61c88647 r9:8509b000 r8:847baa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.887818][ T32] r4:847baa00 [ 1326.887838][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.887883][ T32] r10:00000000 r9:847baa00 r8:8027ed34 r7:e4821e60 r6:847baa80 r5:8509b000 [ 1326.887904][ T32] r4:00000001 [ 1326.887922][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.887956][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) [ 1326.887984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.888011][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.888036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.888064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.888124][ T32] r4:847ea9c0 [ 1326.888875][ T32] INFO: task kworker/1:258:3944 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.888928][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.888996][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.889049][ T32] Call trace: [ 1326.889082][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.889132][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.889155][ T32] r4:00000000 [ 1326.889185][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.889224][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.889253][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.889282][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.889305][ T32] 1d60: 80070013 ffffffff [ 1326.889327][ T32] r5:80070013 r4:80239bd0 [ 1326.889347][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.889387][ T32] r4:82ac11e4 [ 1326.889406][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.889446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.889468][ T32] r4:e0721dc0 [ 1326.889487][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.889527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.889549][ T32] r4:00000000 [ 1326.889568][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.889611][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.889632][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.889675][ T32] r5:00001000 r4:ee903000 [ 1326.889695][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.889733][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.889773][ T32] r5:8602278c r4:86022400 ** 1 printk messages dropped ** [ 1326.889874][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1326.890098][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 7 printk messages dropped ** [ 1326.890306][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.890606][ T32] r5:8509bc00 r4:829187f0 ** 1 printk messages dropped ** [ 1326.890661][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1326.890767][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.891055][ T32] r5:00001000 r4:dfa89000 ** 6 printk messages dropped ** [ 1326.891336][ T32] r10:61c88647 r9:8509bc00 r8:849a132c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1326.891592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1326.892177][ T32] r4:00000000 [ 1326.892197][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.892244][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.892275][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.892304][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.892331][ T32] 1d60: 80070013 ffffffff [ 1326.892354][ T32] r5:80070013 r4:80239bd0 [ 1326.892391][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.892452][ T32] r4:82ac11e4 [ 1326.892473][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.892514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.892536][ T32] r4:e0721dc0 [ 1326.892574][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.892617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1326.892640][ T32] r4:00000000 [ 1326.892658][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.892720][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1326.892746][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.892788][ T32] r5:00001000 r4:ee903000 [ 1326.892826][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.892869][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.892937][ T32] r5:8602278c r4:86022400 [ 1326.892959][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.893253][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 14 printk messages dropped ** [ 1326.893731][ T32] r4:8509d400 ** 3 printk messages dropped ** [ 1326.893870][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1326.894662][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1326.895296][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1326.896037][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1326.896607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.896874][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.897142][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.897301][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1326.897820][ T32] r7:ddde2d40 r6:83018200 r5:8502bb8c r4:847bac80 ** 7 printk messages dropped ** [ 1326.916345][ T32] Exception stack(0xe88b1fb0 to 0xe88b1ff8) ** 6 printk messages dropped ** [ 1326.917079][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.917847][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1326.922867][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.923314][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1326.923582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.923875][ T32] task:kworker/1:261 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.924279][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.924421][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.924786][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.924825][ T32] r5:8502bf8c r4:8502bc00 [ 1326.924844][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.924885][ T32] r7:ddde2d40 r6:83018200 r5:8502bf8c r4:847bad80 [ 1326.924904][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.924946][ T32] r10:61c88647 r9:8509ec00 r8:847badac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.924987][ T32] r4:847bad80 [ 1326.925029][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.925074][ T32] r10:00000000 r9:847bad80 r8:8027ed34 r7:e88b1e60 r6:847bae00 r5:8509ec00 [ 1326.925116][ T32] r4:00000001 [ 1326.925137][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.925177][ T32] Exception stack(0xe88b5fb0 to 0xe88b5ff8) [ 1326.925202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.925251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.925300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.925339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.925363][ T32] r4:847eaec0 [ 1326.925814][ T32] INFO: task kworker/1:261:3952 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1326.925847][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.925911][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.925980][ T32] Call trace: [ 1326.926013][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.926059][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1326.926083][ T32] r4:00000000 [ 1326.926122][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.926167][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1326.926196][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1326.926223][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1326.926246][ T32] 1d60: 80070013 ffffffff [ 1326.926268][ T32] r5:80070013 r4:80239bd0 [ 1326.926286][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.926334][ T32] r4:82ac11e4 [ 1326.926357][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.926418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1326.926443][ T32] r4:e0721dc0 ** 1 printk messages dropped ** [ 1326.926504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 12 printk messages dropped ** [ 1326.926970][ T32] r4:847da580 ** 12 printk messages dropped ** [ 1326.927433][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1326.927837][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.937952][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.938013][ T32] r5:8503438c r4:85034000 [ 1326.938056][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.938513][ T32] r7:ddde2d40 r6:83018200 r5:8503438c r4:847bae80 [ 1326.938544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.938600][ T32] r10:61c88647 r9:8509c800 r8:847baeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.938622][ T32] r4:847bae80 [ 1326.938642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.938685][ T32] r10:00000000 r9:847bae80 r8:8027ed34 r7:e88b5e60 r6:847baf00 r5:8509c800 [ 1326.938706][ T32] r4:00000001 [ 1326.938724][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.938758][ T32] Exception stack(0xe88b9fb0 to 0xe88b9ff8) [ 1326.938821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.938853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.938879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.938907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 20 printk messages dropped ** [ 1326.940272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 22 printk messages dropped ** [ 1326.941033][ T32] r4:847cce40 ** 13 printk messages dropped ** [ 1326.941546][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1326.942211][ T32] r7:ddde2d40 r6:83018200 r5:844d178c r4:847baf80 ** 15 printk messages dropped ** [ 1326.943031][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1326.943566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 21 printk messages dropped ** [ 1326.944367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 17 printk messages dropped ** [ 1326.944961][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 19 printk messages dropped ** [ 1326.945708][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 25 printk messages dropped ** [ 1326.946943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 21 printk messages dropped ** [ 1326.947813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 14 printk messages dropped ** [ 1326.961178][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.961222][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a9e08 [ 1326.961244][ T32] r4:00000000 [ 1326.961286][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.961333][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.961373][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.961414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996740 [ 1326.961435][ T32] r4:00000000 [ 1326.961454][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.961499][ T32] r9:83018205 r8:850a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1326.961523][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.961570][ T32] r5:00001000 r4:dffb9000 [ 1326.961589][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.961629][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.961669][ T32] r5:85034b8c r4:85034800 [ 1326.961688][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.961733][ T32] r7:ddde2d40 r6:83018200 r5:85034b8c r4:847ef080 [ 1326.961754][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.961798][ T32] r10:61c88647 r9:850a0000 r8:847ef0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.961819][ T32] r4:847ef080 [ 1326.961838][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.961881][ T32] r10:00000000 r9:847ef080 r8:8027ed34 r7:e88b9e60 r6:847ef100 r5:850a0000 [ 1326.961902][ T32] r4:00000001 [ 1326.961921][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.961955][ T32] Exception stack(0xe88a9fb0 to 0xe88a9ff8) [ 1326.962004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.962036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.963062][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 14 printk messages dropped ** [ 1326.963473][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1326.964061][ T32] INFO: task kworker/1:265:3961 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 1326.964572][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.964711][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1326.964745][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1326.964794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849965c0 [ 1326.964821][ T32] r4:00000000 [ 1326.964839][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1326.964900][ T32] r9:83018205 r8:850a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1326.964925][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.964966][ T32] r5:00001000 r4:dff91000 [ 1326.964984][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1326.965023][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.965063][ T32] r5:8503478c r4:85034400 ** 4 printk messages dropped ** [ 1326.965213][ T32] r4:847ef180 ** 12 printk messages dropped ** [ 1326.966011][ T32] Workqueue: events bpf_prog_free_deferred ** 23 printk messages dropped ** [ 1326.966797][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1326.967374][ T32] INFO: task kworker/1:266:3964 blocked for more than 453 seconds. [ 1326.967401][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.967444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.967489][ T32] task:kworker/1:266 state:D stack:0 pid:3964 tgid:3964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.967555][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.967640][ T32] Call trace: [ 1326.967684][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.967730][ T32] r10:829187f4 r9:e88c1d84 r8:00000002 r7:60000113 r6:e88c1d8c r5:850a2400 [ 1326.967763][ T32] r4:850a2400 [ 1326.967787][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1326.967904][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1326.982508][ T32] r10:61c88647 r9:850a2400 r8:847ef2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.982550][ T32] r4:847ef280 [ 1326.982593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.982642][ T32] r10:00000000 r9:847ef280 r8:8027ed34 r7:e88a9e60 r6:847ef300 r5:850a2400 [ 1326.982663][ T32] r4:00000001 [ 1326.982719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.982778][ T32] Exception stack(0xe88c1fb0 to 0xe88c1ff8) [ 1326.982832][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.983773][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 17 printk messages dropped ** [ 1326.984426][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1326.985115][ T32] INFO: task kworker/1:267:3965 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 1326.985604][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1326.986218][ T32] r7:ddde2d40 r6:83018200 r5:8503538c r4:847ef380 ** 15 printk messages dropped ** [ 1326.987278][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1326.999937][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 20 printk messages dropped ** [ 1327.000820][ T32] r4:847cce40 ** 6 printk messages dropped ** [ 1327.001131][ T32] Call trace: [ 1327.001190][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.001257][ T32] r10:829187f4 r9:e88cdd84 r8:00000002 r7:60000013 r6:e88cdd8c r5:850a4800 [ 1327.001283][ T32] r4:850a4800 [ 1327.001303][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.001343][ T32] r5:850a4800 r4:829187f0 [ 1327.001363][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.001401][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.001444][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88cde08 [ 1327.001465][ T32] r4:00000000 [ 1327.001504][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.001545][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.001579][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.001617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996dc0 [ 1327.001639][ T32] r4:00000000 [ 1327.001676][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.001724][ T32] r9:83018205 r8:850a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1327.001745][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.001795][ T32] r5:00001000 r4:e0429000 ** 2 printk messages dropped ** [ 1327.001894][ T32] r5:8503578c r4:85035400 ** 13 printk messages dropped ** [ 1327.002460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 24 printk messages dropped ** [ 1327.003773][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 22 printk messages dropped ** [ 1327.004501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1327.004954][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1327.005582][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1327.006337][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1327.006843][ T32] r4:e0721dc0 ** 17 printk messages dropped ** [ 1327.007485][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1327.007806][ T32] task:kworker/1:269 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1327.025085][ T32] r9:83018205 r8:850a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 18 printk messages dropped ** [ 1327.026585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 18 printk messages dropped ** [ 1327.039388][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1327.039636][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.039659][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.039704][ T32] r5:00001000 r4:ee903000 [ 1327.039726][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.039765][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.039806][ T32] r5:8602278c r4:86022400 [ 1327.039825][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.039870][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.039892][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.039942][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.039965][ T32] r4:847da580 [ 1327.039984][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.040045][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.040146][ T32] r4:00000001 [ 1327.040172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.040895][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.040936][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.041045][ T32] r4:847cce40 ** 12 printk messages dropped ** [ 1327.041722][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 17 printk messages dropped ** [ 1327.043142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1327.044476][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 15 printk messages dropped ** [ 1327.045288][ T32] r5:00001000 r4:ee903000 ** 13 printk messages dropped ** [ 1327.046135][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1327.047004][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 19 printk messages dropped ** [ 1327.047990][ T32] r4:847ef800 ** 11 printk messages dropped ** [ 1327.069803][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1327.071416][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.071459][ T32] r5:00001000 r4:ee903000 [ 1327.071480][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.071628][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.071677][ T32] r5:8602278c r4:86022400 [ 1327.071697][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.071743][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.071765][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.071808][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.071830][ T32] r4:847da580 [ 1327.071850][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.071895][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.071917][ T32] r4:00000001 [ 1327.071942][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.071977][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.072003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.072031][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.072147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.072180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.072249][ T32] r4:847cce40 [ 1327.072324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1327.072454][ T32] task:kworker/1:272 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1327.073213][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1327.074440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1327.076087][ T32] r4:e0721dc0 ** 14 printk messages dropped ** [ 1327.091558][ T32] r4:847da580 ** 2 printk messages dropped ** [ 1327.091692][ T32] r4:00000001 [ 1327.091715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.091754][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.091783][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.091812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.091839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.091867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.091889][ T32] r4:847cce40 [ 1327.091912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.091949][ T32] INFO: task kworker/1:273:3979 blocked for more than 453 seconds. [ 1327.091985][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.092022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.092049][ T32] task:kworker/1:273 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.092107][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.092256][ T32] r4:850ab000 ** 2 printk messages dropped ** [ 1327.092701][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.092851][ T32] r4:00000000 [ 1327.092869][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.092907][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.092953][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.092994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e5940 [ 1327.093018][ T32] r4:00000000 [ 1327.093037][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1327.093570][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1327.094401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1327.095601][ T32] r4:e0721dc0 ** 11 printk messages dropped ** [ 1327.096248][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 17 printk messages dropped ** [ 1327.097362][ T32] task:kworker/1:274 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1327.113595][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 32 printk messages dropped ** [ 1327.115671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.115695][ T32] r4:e0721dc0 [ 1327.115715][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.115757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.115780][ T32] r4:00000000 [ 1327.115817][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.115867][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.115889][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.115936][ T32] r5:00001000 r4:ee903000 [ 1327.115957][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.116015][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.116061][ T32] r5:8602278c r4:86022400 ** 6 printk messages dropped ** [ 1327.116434][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 17 printk messages dropped ** [ 1327.117245][ T32] r4:850a8c00 ** 2 printk messages dropped ** [ 1327.117664][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.118215][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1327.130529][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1327.131936][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 21 printk messages dropped ** [ 1327.132758][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 12 printk messages dropped ** [ 1327.133583][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1327.135249][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1327.136516][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 23 printk messages dropped ** [ 1327.137470][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.137565][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.137615][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea909e08 [ 1327.137638][ T32] r4:00000000 [ 1327.137657][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.137694][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.137730][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.137771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e58c0 [ 1327.137871][ T32] r4:00000000 [ 1327.137981][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.138030][ T32] r9:83018205 r8:84a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1327.138150][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.151555][ T32] r5:00001000 r4:e06e7000 [ 1327.151598][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.151664][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.151719][ T32] r5:8503778c r4:85037400 [ 1327.151745][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.151792][ T32] r7:ddde2d40 r6:83018200 r5:8503778c r4:847efd80 [ 1327.151813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.151858][ T32] r10:61c88647 r9:84a2d400 r8:847efdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.151880][ T32] r4:847efd80 [ 1327.151900][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.151951][ T32] r10:00000000 r9:847efd80 r8:8027ed34 r7:e88f5e60 r6:849a1500 r5:84a2d400 [ 1327.151974][ T32] r4:00000001 [ 1327.151994][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.152030][ T32] Exception stack(0xea909fb0 to 0xea909ff8) [ 1327.152059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.152088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.152113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.152142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.152164][ T32] r4:849e5c40 [ 1327.152648][ T32] INFO: task kworker/1:277:3986 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.152696][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.152789][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.152838][ T32] Call trace: [ 1327.152869][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.152934][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.152963][ T32] r4:00000000 [ 1327.152984][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.153024][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.153053][ T32] 1d20: bd8d4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1327.153129][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1327.153274][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1327.153738][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.154111][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1327.154307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.154672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.154692][ T32] task:kworker/1:278 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.154738][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.154780][ T32] Call trace: [ 1327.154874][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.154924][ T32] r10:829187f4 r9:ea911d84 r8:00000002 r7:60000013 r6:ea911d8c r5:84a2e000 [ 1327.154992][ T32] r4:84a2e000 [ 1327.155014][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.155054][ T32] r5:84a2e000 r4:829187f0 [ 1327.155074][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.155111][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.155156][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08 [ 1327.155179][ T32] r4:00000000 [ 1327.155201][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.155237][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.155290][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.155336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e5e40 [ 1327.155360][ T32] r4:00000000 [ 1327.155403][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.155452][ T32] r9:83018205 r8:84a2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 5 printk messages dropped ** [ 1327.155780][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1327.156398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.156420][ T32] r4:849e5b80 [ 1327.156756][ T32] INFO: task kworker/1:278:3988 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 4 printk messages dropped ** [ 1327.157011][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 25 printk messages dropped ** [ 1327.175921][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 23 printk messages dropped ** [ 1327.176775][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 18 printk messages dropped ** [ 1327.180871][ T32] r10:61c88647 r9:84ac8000 r8:849a162c r7:82804d40 r6:dddced40 r5:dddced60 ** 25 printk messages dropped ** [ 1327.182497][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1327.183016][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.183062][ T32] r5:8602278c r4:86022400 [ 1327.183082][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.183128][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.183160][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.183211][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.183235][ T32] r4:847da580 [ 1327.183255][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.183299][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 5 printk messages dropped ** [ 1327.183482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1327.184289][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 28 printk messages dropped ** [ 1327.185624][ T32] r4:849e5e80 ** 17 printk messages dropped ** [ 1327.186670][ T32] r4:e0721dc0 ** 19 printk messages dropped ** [ 1327.187362][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 17 printk messages dropped ** [ 1327.206957][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 24 printk messages dropped ** [ 1327.227054][ T32] Exception stack(0xea919fb0 to 0xea919ff8) ** 21 printk messages dropped ** [ 1327.233050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 26 printk messages dropped ** [ 1327.235557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1327.253949][ T32] r4:00000000 [ 1327.254009][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.254694][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.254799][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.254891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849de0c0 [ 1327.254958][ T32] r4:00000000 [ 1327.255017][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.255095][ T32] r9:83018205 r8:84aca400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1327.255142][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.255432][ T32] r5:00001000 r4:e076b000 [ 1327.255457][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.255500][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.255542][ T32] r5:85040b8c r4:85040800 [ 1327.255561][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.255607][ T32] r7:ddde2d40 r6:83018200 r5:85040b8c r4:847eff80 [ 1327.256028][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.256080][ T32] r10:61c88647 r9:84aca400 r8:847effac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.256102][ T32] r4:847eff80 [ 1327.256121][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.256165][ T32] r10:00000000 r9:847eff80 r8:8027ed34 r7:ea919e60 r6:849a1800 r5:84aca400 [ 1327.256190][ T32] r4:00000001 [ 1327.256266][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.256306][ T32] Exception stack(0xea91dfb0 to 0xea91dff8) [ 1327.256336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.256365][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.256391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.256456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.256598][ T32] r4:849e5d40 [ 1327.257115][ T32] INFO: task kworker/1:281:3997 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.257182][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1327.257828][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 25 printk messages dropped ** [ 1327.269745][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1327.270956][ T32] r4:84acb000 ** 2 printk messages dropped ** [ 1327.271133][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 24 printk messages dropped ** [ 1327.273345][ T32] Exception stack(0xea921fb0 to 0xea921ff8) [ 1327.273376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.273404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.273429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.273910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.273939][ T32] r4:849de100 [ 1327.274418][ T32] INFO: task kworker/1:282:3999 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 10 printk messages dropped ** [ 1327.275298][ T32] 1d60: 80070013 ffffffff ** 15 printk messages dropped ** [ 1327.295094][ T32] r5:8602278c r4:86022400 ** 9 printk messages dropped ** [ 1327.295428][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.295462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.296057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.296092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.296126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.296149][ T32] r4:847cce40 [ 1327.296174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.296216][ T32] INFO: task kworker/1:283:4001 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.297171][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.297808][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 22 printk messages dropped ** [ 1327.313713][ T32] Call trace: ** 15 printk messages dropped ** [ 1327.315093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 22 printk messages dropped ** [ 1327.317855][ T32] r4:847cce40 ** 11 printk messages dropped ** [ 1327.324050][ T32] r5:84acc800 r4:829187f0 [ 1327.324070][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.324110][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.324154][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea929e08 [ 1327.324178][ T32] r4:00000000 [ 1327.324276][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.324348][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.324392][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.324432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849de780 [ 1327.324536][ T32] r4:00000000 [ 1327.324560][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.324606][ T32] r9:83018205 r8:84acc800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1327.324627][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.324703][ T32] r5:00001000 r4:ea933000 [ 1327.324728][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.324830][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1327.325952][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1327.340789][ T32] r4:e0721dc0 ** 13 printk messages dropped ** [ 1327.341524][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 23 printk messages dropped ** [ 1327.343497][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 17 printk messages dropped ** [ 1327.344891][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1327.363321][ T32] 1d60: 80070013 ffffffff ** 14 printk messages dropped ** [ 1327.364766][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 27 printk messages dropped ** [ 1327.384020][ T32] r5:84ace000 r4:829187f0 ** 5 printk messages dropped ** [ 1327.384203][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 20 printk messages dropped ** [ 1327.385990][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.386603][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.386634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.386662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.386738][ T32] r4:849de3c0 [ 1327.387252][ T32] INFO: task kworker/1:286:4007 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.387290][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.387600][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.387708][ T32] Call trace: [ 1327.387742][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.387847][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.387882][ T32] r4:00000000 [ 1327.387902][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.387947][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.387976][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.388005][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.388027][ T32] 1d60: 80070013 ffffffff [ 1327.388052][ T32] r5:80070013 r4:80239bd0 [ 1327.399083][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.399219][ T32] r4:82ac11e4 [ 1327.399245][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.399289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.399312][ T32] r4:e0721dc0 ** 9 printk messages dropped ** [ 1327.399645][ T32] r5:8602278c r4:86022400 ** 13 printk messages dropped ** [ 1327.400975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1327.402120][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 22 printk messages dropped ** [ 1327.403696][ T32] r4:00000001 [ 1327.403714][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.403747][ T32] Exception stack(0xea931fb0 to 0xea931ff8) [ 1327.403772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.403800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.403847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.403879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.403900][ T32] r4:84959640 [ 1327.404381][ T32] INFO: task kworker/0:162:4008 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.404417][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.404476][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.404520][ T32] Call trace: [ 1327.404657][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.404709][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.404919][ T32] r4:00000000 [ 1327.405149][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1327.405528][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1327.405949][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1327.406464][ T32] r4:847da580 [ 1327.406484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.406640][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.406665][ T32] r4:00000001 [ 1327.406685][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.406820][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.406850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.406956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.407020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.407052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.407074][ T32] r4:847cce40 ** 4 printk messages dropped ** [ 1327.408118][ T32] task:kworker/1:287 state:D stack:0 pid:4011 tgid:4011 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.422673][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1327.423797][ T32] r7:ddde2d40 r6:83018200 r5:8504238c r4:84799280 ** 14 printk messages dropped ** [ 1327.425616][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1327.427921][ T32] r5:8602278c r4:86022400 ** 3 printk messages dropped ** [ 1327.428133][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.446810][ T32] r4:847da580 [ 1327.446858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.446952][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.447098][ T32] r4:00000001 [ 1327.447268][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.447312][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.447342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.447369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.447397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.447922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.448146][ T32] r4:847cce40 [ 1327.448512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.448551][ T32] INFO: task kworker/1:288:4013 blocked for more than 453 seconds. [ 1327.448586][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1327.448741][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.450011][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1327.451712][ T32] r5:8504278c r4:85042400 ** 9 printk messages dropped ** [ 1327.452779][ T32] Exception stack(0xea951fb0 to 0xea951ff8) ** 8 printk messages dropped ** [ 1327.454006][ T32] Call trace: ** 8 printk messages dropped ** [ 1327.455313][ T32] r5:80070013 r4:80239bd0 ** 9 printk messages dropped ** [ 1327.455962][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 20 printk messages dropped ** [ 1327.457479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1327.479771][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1327.481207][ T32] r7:ddde2d40 r6:83018200 r5:85042f8c r4:84799380 ** 23 printk messages dropped ** [ 1327.484237][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1327.485001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.485040][ T32] r4:00000000 [ 1327.485108][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.485186][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.485222][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.485289][ T32] r5:00001000 r4:ee903000 [ 1327.485321][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.485382][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.485547][ T32] r5:8602278c r4:86022400 [ 1327.485582][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.486135][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.486199][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.486295][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1327.486618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1327.487232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1327.487804][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.488017][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1327.505730][ T32] r5:85042b8c r4:85042800 ** 14 printk messages dropped ** [ 1327.506495][ T32] r4:849deb00 ** 12 printk messages dropped ** [ 1327.513479][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1327.513737][ T32] r4:e0721dc0 [ 1327.513768][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.513835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.513871][ T32] r4:00000000 [ 1327.513938][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.514019][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.514090][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.514213][ T32] r5:00001000 r4:ee903000 [ 1327.514254][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.514322][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.514428][ T32] r5:8602278c r4:86022400 [ 1327.514495][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.514574][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.514610][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.514750][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.514791][ T32] r4:847da580 [ 1327.514891][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.514991][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.515028][ T32] r4:00000001 [ 1327.515076][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.515137][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.515209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.515262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.515306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.515352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.515389][ T32] r4:847cce40 [ 1327.515455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.515518][ T32] INFO: task kworker/1:291:4021 blocked for more than 454 seconds. [ 1327.515571][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.515609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1327.516060][ T32] r4:850aec00 ** 2 printk messages dropped ** [ 1327.516199][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 22 printk messages dropped ** [ 1327.528744][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1327.530436][ T32] r4:00000000 ** 15 printk messages dropped ** [ 1327.531535][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 19 printk messages dropped ** [ 1327.532902][ T32] r4:847cce40 [ 1327.532942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.533031][ T32] INFO: task kworker/1:292:4022 blocked for more than 454 seconds. [ 1327.533194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.533238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.533272][ T32] task:kworker/1:292 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.533439][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.533512][ T32] Call trace: [ 1327.533562][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.533646][ T32] r10:829187f4 r9:e88f1d84 r8:00000002 r7:60000013 r6:e88f1d8c r5:850ae000 [ 1327.533686][ T32] r4:850ae000 [ 1327.533793][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.533861][ T32] r5:850ae000 r4:829187f0 [ 1327.533893][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.533963][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.534068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f1e08 [ 1327.534108][ T32] r4:00000000 [ 1327.534139][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.534204][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.534262][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.534327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84790040 [ 1327.534362][ T32] r4:00000000 [ 1327.534393][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.534509][ T32] r9:83018205 r8:850ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1327.534548][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.534848][ T32] r5:8504338c r4:85043000 ** 12 printk messages dropped ** [ 1327.535602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1327.537984][ T32] r4:e0721dc0 ** 11 printk messages dropped ** [ 1327.555276][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 17 printk messages dropped ** [ 1327.556298][ T32] task:kworker/0:163 state:D stack:0 pid:4024 tgid:4024 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1327.558215][ T32] r9:83018005 r8:84851800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 12 printk messages dropped ** [ 1327.569722][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1327.571625][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1327.572371][ T32] r4:82ac11e4 [ 1327.572402][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.572467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.572503][ T32] r4:e0721dc0 [ 1327.572533][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.572598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.572644][ T32] r4:00000000 [ 1327.572698][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.572781][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.572815][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.572881][ T32] r5:00001000 r4:ee903000 [ 1327.572918][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.573059][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.573129][ T32] r5:8602278c r4:86022400 [ 1327.573171][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.573249][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.573283][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.573353][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.573387][ T32] r4:847da580 [ 1327.573457][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.573885][ T32] r4:847cce40 ** 11 printk messages dropped ** [ 1327.574467][ T32] r5:84853000 r4:829187f0 [ 1327.574497][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1327.575600][ T32] r5:85043b8c r4:85043800 ** 12 printk messages dropped ** [ 1327.576248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1327.577926][ T32] r4:e0721dc0 ** 11 printk messages dropped ** [ 1327.592775][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 16 printk messages dropped ** [ 1327.593374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1327.593797][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1327.594439][ T32] r7:ddde2d40 r6:83018200 r5:85043f8c r4:84799800 ** 15 printk messages dropped ** [ 1327.595461][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1327.596171][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1327.596635][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1327.596880][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.596904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.596937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.596996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.597026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.597047][ T32] r4:847cce40 [ 1327.597067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.597090][ T32] INFO: task kworker/1:295:4030 blocked for more than 454 seconds. [ 1327.597118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.597140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.597161][ T32] task:kworker/1:295 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.597203][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.597242][ T32] Call trace: [ 1327.597271][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.597314][ T32] r10:829187f4 r9:ea985d84 r8:00000002 r7:60000013 r6:ea985d8c r5:84854800 ** 3 printk messages dropped ** [ 1327.597484][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 19 printk messages dropped ** [ 1327.609607][ T32] r4:84799880 ** 11 printk messages dropped ** [ 1327.610456][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1327.611621][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 19 printk messages dropped ** [ 1327.612334][ T32] r10:829187f4 r9:ea989d84 r8:00000002 r7:60000113 r6:ea989d8c r5:84855400 ** 10 printk messages dropped ** [ 1327.612726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84790700 ** 20 printk messages dropped ** [ 1327.613549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1327.614668][ T32] r4:e0721dc0 ** 11 printk messages dropped ** [ 1327.615203][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 16 printk messages dropped ** [ 1327.615906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1327.616467][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1327.616616][ T32] r9:83018205 r8:84856000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.616638][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.616677][ T32] r5:00001000 r4:dfd9f000 [ 1327.616695][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.616751][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.616791][ T32] r5:850bcb8c r4:850bc800 [ 1327.616809][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.616849][ T32] r7:ddde2d40 r6:83018200 r5:850bcb8c r4:84799980 [ 1327.616887][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.616939][ T32] r10:61c88647 r9:84856000 r8:847999ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.616961][ T32] r4:84799980 [ 1327.617014][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.617071][ T32] r10:00000000 r9:84799980 r8:8027ed34 r7:ea985e60 r6:8479f000 r5:84856000 [ 1327.617096][ T32] r4:00000001 [ 1327.617115][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.617148][ T32] Exception stack(0xea98dfb0 to 0xea98dff8) [ 1327.617178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.617205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.617250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.617281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.617311][ T32] r4:84790600 [ 1327.617573][ T32] INFO: task kworker/1:297:4034 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.617603][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.617655][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.617698][ T32] Call trace: [ 1327.617727][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.617771][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.617793][ T32] r4:00000000 [ 1327.617812][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.617879][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.617915][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.617944][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.617966][ T32] 1d60: 80070013 ffffffff [ 1327.617988][ T32] r5:80070013 r4:80239bd0 [ 1327.618007][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.618056][ T32] r4:82ac11e4 [ 1327.618124][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.633762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.633798][ T32] r4:e0721dc0 [ 1327.633837][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1327.633926][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.634091][ T32] r5:00001000 r4:ee903000 ** 4 printk messages dropped ** [ 1327.634288][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 2 printk messages dropped ** [ 1327.634420][ T32] r4:847da580 ** 3 printk messages dropped ** [ 1327.634527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1327.634706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.634730][ T32] r4:847cce40 [ 1327.634752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.634787][ T32] INFO: task kworker/1:298:4036 blocked for more than 454 seconds. [ 1327.634819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.634842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.634862][ T32] task:kworker/1:298 state:D stack:0 pid:4036 tgid:4036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.634941][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.634991][ T32] Call trace: [ 1327.635047][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1327.635140][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1327.635198][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.635235][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.635279][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 [ 1327.635300][ T32] r4:00000000 [ 1327.635318][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.635370][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.635408][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1327.635544][ T32] r9:83018205 r8:84856c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1327.635681][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.635799][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.635959][ T32] r4:00000001 [ 1327.635977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.636011][ T32] Exception stack(0xea991fb0 to 0xea991ff8) ** 1 printk messages dropped ** [ 1327.636065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.636598][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.636943][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 3 printk messages dropped ** [ 1327.637111][ T32] r5:80070013 r4:80239bd0 ** 3 printk messages dropped ** [ 1327.637258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 2 printk messages dropped ** [ 1327.637336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 3 printk messages dropped ** [ 1327.637475][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.637724][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 2 printk messages dropped ** [ 1327.637840][ T32] r4:847da580 ** 3 printk messages dropped ** [ 1327.637981][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1327.648562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1327.648755][ T32] task:kworker/1:299 state:D stack:0 pid:4038 tgid:4038 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.649108][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.649150][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.649195][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 1327.649216][ T32] r4:00000000 [ 1327.649235][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.649273][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.649339][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.649404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84790c00 [ 1327.649447][ T32] r4:00000000 [ 1327.649498][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.649548][ T32] r9:83018205 r8:84852400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.649583][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.649635][ T32] r5:00001000 r4:e00ad000 [ 1327.649658][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.649718][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.649767][ T32] r5:850bd38c r4:850bd000 [ 1327.649794][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.650014][ T32] r4:84799a80 ** 2 printk messages dropped ** [ 1327.650101][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.650226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.650853][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.651102][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 3 printk messages dropped ** [ 1327.651272][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1327.651479][ T32] r4:e0721dc0 ** 2 printk messages dropped ** [ 1327.651588][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.651753][ T32] r5:00001000 r4:ee903000 ** 4 printk messages dropped ** [ 1327.651979][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 2 printk messages dropped ** [ 1327.652086][ T32] r4:847da580 ** 4 printk messages dropped ** [ 1327.652238][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 3 printk messages dropped ** [ 1327.652345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1327.652477][ T32] task:kworker/1:300 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.652934][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.652972][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.653047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea99de08 [ 1327.653071][ T32] r4:00000000 [ 1327.653090][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.653150][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1327.653252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84790d40 ** 4 printk messages dropped ** [ 1327.653514][ T32] r5:00001000 r4:e00e9000 ** 2 printk messages dropped ** [ 1327.653639][ T32] r5:850bd78c r4:850bd400 ** 3 printk messages dropped ** [ 1327.653774][ T32] r10:61c88647 r9:84510c00 r8:84799b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1327.653985][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.654386][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.654691][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1327.654899][ T32] r4:e0721dc0 ** 2 printk messages dropped ** [ 1327.655003][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.655087][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.655341][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 4 printk messages dropped ** [ 1327.655489][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 3 printk messages dropped ** [ 1327.655613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.655642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.655667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.655693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.655715][ T32] r4:847cce40 [ 1327.655733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.655755][ T32] INFO: task kworker/1:301:4042 blocked for more than 454 seconds. [ 1327.655782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.655804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.655842][ T32] task:kworker/1:301 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.655889][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.655948][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.656068][ T32] r4:84512400 ** 2 printk messages dropped ** [ 1327.656166][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.656208][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.656260][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 [ 1327.656305][ T32] r4:00000000 [ 1327.656326][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1327.656398][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1327.656554][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1327.656763][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.657000][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.657128][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.657528][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.657990][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1327.673958][ T32] r4:e0721dc0 ** 1 printk messages dropped ** [ 1327.674020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 6 printk messages dropped ** [ 1327.674375][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.674628][ T32] r4:847da580 ** 2 printk messages dropped ** [ 1327.674774][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.674880][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.675038][ T32] r4:847cce40 ** 1 printk messages dropped ** [ 1327.675117][ T32] INFO: task kworker/1:302:4044 blocked for more than 454 seconds. ** 2 printk messages dropped ** [ 1327.675213][ T32] task:kworker/1:302 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1327.675637][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1327.675791][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.675920][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.675997][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.676228][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.676351][ T32] r5:00001000 r4:e04df000 ** 3 printk messages dropped ** [ 1327.676500][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.676688][ T32] r10:00000000 r9:84799c00 r8:8027ed34 r7:ea9b1e60 r6:8479f280 r5:84513c00 ** 5 printk messages dropped ** [ 1327.677029][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.677533][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1327.677698][ T32] Call trace: [ 1327.677761][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.677811][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.677834][ T32] r4:00000000 [ 1327.677883][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.677930][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.677988][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.678019][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.678041][ T32] 1d60: 80070013 ffffffff [ 1327.678063][ T32] r5:80070013 r4:80239bd0 [ 1327.678171][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.687530][ T32] r4:82ac11e4 [ 1327.687563][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.687621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.687676][ T32] r4:e0721dc0 [ 1327.687718][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.687764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.687786][ T32] r4:00000000 [ 1327.687805][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.687849][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.687869][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.687956][ T32] r5:00001000 r4:ee903000 [ 1327.687980][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.688041][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.688115][ T32] r5:8602278c r4:86022400 [ 1327.688532][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.688636][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.688663][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.688709][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.688731][ T32] r4:847da580 [ 1327.688750][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.688794][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.688815][ T32] r4:00000001 [ 1327.688864][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.688929][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.688961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.688989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.689014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.689043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.689064][ T32] r4:847cce40 [ 1327.689085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.689112][ T32] INFO: task kworker/1:303:4045 blocked for more than 454 seconds. [ 1327.689141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.689164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.689185][ T32] task:kworker/1:303 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.689234][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.689276][ T32] Call trace: [ 1327.689306][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.689374][ T32] r10:829187f4 r9:ea9bdd84 r8:00000002 r7:60000113 r6:ea9bdd8c r5:84511800 [ 1327.689419][ T32] r4:84511800 [ 1327.689471][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.689527][ T32] r5:84511800 r4:829187f0 [ 1327.689550][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.689589][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.689632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 [ 1327.689686][ T32] r4:00000000 [ 1327.689707][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.689745][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.689782][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.689823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84790f00 [ 1327.689846][ T32] r4:00000000 [ 1327.689895][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.689965][ T32] r9:83018205 r8:84511800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1327.690026][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.690071][ T32] r5:00001000 r4:e0523000 [ 1327.690103][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.690148][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.690201][ T32] r5:850be38c r4:850be000 [ 1327.690223][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.690266][ T32] r7:ddde2d40 r6:83018200 r5:850be38c r4:84799c80 [ 1327.690286][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.690329][ T32] r10:61c88647 r9:84511800 r8:84799cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.690350][ T32] r4:84799c80 [ 1327.690390][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.690435][ T32] r10:00000000 r9:84799c80 r8:8027ed34 r7:ea9b1e60 r6:8479f300 r5:84511800 [ 1327.690486][ T32] r4:00000001 [ 1327.690538][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.690605][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 1327.690634][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.690678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.690720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.690749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.690772][ T32] r4:84790a00 [ 1327.691189][ T32] INFO: task kworker/1:303:4045 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.691225][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.691309][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.691394][ T32] Call trace: [ 1327.691426][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.691473][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.691527][ T32] r4:00000000 [ 1327.691550][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.691590][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.691648][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.691692][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.691717][ T32] 1d60: 80070013 ffffffff [ 1327.691740][ T32] r5:80070013 r4:80239bd0 [ 1327.691772][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.691845][ T32] r4:82ac11e4 [ 1327.691868][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.691909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.691936][ T32] r4:e0721dc0 [ 1327.691954][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.692005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.692040][ T32] r4:00000000 [ 1327.692092][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.692140][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.692161][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.692201][ T32] r5:00001000 r4:ee903000 [ 1327.692221][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.692258][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.692297][ T32] r5:8602278c r4:86022400 [ 1327.692319][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.692363][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.692383][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.692426][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.692479][ T32] r4:847da580 [ 1327.692503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.692546][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.692586][ T32] r4:00000001 [ 1327.692607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.692642][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.692696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.692746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.692774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.692830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.692854][ T32] r4:847cce40 [ 1327.692900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.692931][ T32] INFO: task kworker/1:304:4047 blocked for more than 454 seconds. [ 1327.692958][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.693009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.693035][ T32] task:kworker/1:304 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.693110][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.693149][ T32] Call trace: [ 1327.693210][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.693257][ T32] r10:829187f4 r9:ea9c5d84 r8:00000002 r7:60000113 r6:ea9c5d8c r5:84514800 [ 1327.693280][ T32] r4:84514800 [ 1327.693299][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.693338][ T32] r5:84514800 r4:829187f0 [ 1327.693358][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.693410][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.693457][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c5e08 [ 1327.693493][ T32] r4:00000000 [ 1327.693514][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.693552][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.693602][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.693646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b06c0 [ 1327.693668][ T32] r4:00000000 [ 1327.693699][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.693763][ T32] r9:83018205 r8:84514800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1327.693786][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.693826][ T32] r5:00001000 r4:ea9ef000 [ 1327.693845][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.693948][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.694222][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.694485][ T32] r4:84790d80 ** 1 printk messages dropped ** [ 1327.694782][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.695189][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1327.695497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 9 printk messages dropped ** [ 1327.695818][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1327.696102][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 6 printk messages dropped ** [ 1327.696298][ T32] INFO: task kworker/1:305:4050 blocked for more than 454 seconds. ** 10 printk messages dropped ** [ 1327.696697][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.696861][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.697012][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1327.697231][ T32] r5:00001000 r4:e0683000 [ 1327.697249][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.697286][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.697329][ T32] r5:850be78c r4:850be400 [ 1327.697380][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.697425][ T32] r7:ddde2d40 r6:83018200 r5:850be78c r4:84799d80 [ 1327.697467][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.697551][ T32] r10:61c88647 r9:84510000 r8:84799dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.697575][ T32] r4:84799d80 [ 1327.697593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.697663][ T32] r10:00000000 r9:84799d80 r8:8027ed34 r7:ea9c5e60 r6:8479f400 r5:84510000 [ 1327.697687][ T32] r4:00000001 [ 1327.697707][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.697773][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1327.697801][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.697827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.697882][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.697918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.697940][ T32] r4:847b0080 [ 1327.714097][ T32] INFO: task kworker/1:305:4050 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.714201][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.714278][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.714335][ T32] Call trace: [ 1327.714432][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.714490][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.714556][ T32] r4:00000000 [ 1327.714581][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.714619][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.714648][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.714675][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.714729][ T32] 1d60: 80070013 ffffffff [ 1327.714755][ T32] r5:80070013 r4:80239bd0 [ 1327.714774][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.714847][ T32] r4:82ac11e4 [ 1327.714870][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.714918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.714964][ T32] r4:e0721dc0 [ 1327.715038][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.715112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.715138][ T32] r4:00000000 [ 1327.715157][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.715203][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.715224][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.715264][ T32] r5:00001000 r4:ee903000 [ 1327.715287][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.715326][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.715366][ T32] r5:8602278c r4:86022400 [ 1327.715386][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.715433][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.715454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.715496][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.715545][ T32] r4:847da580 [ 1327.715569][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.715641][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.715667][ T32] r4:00000001 [ 1327.715705][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.715742][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.715773][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.715806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.715831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.716123][ T32] task:kworker/1:306 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.716466][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.716603][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.716830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b02c0 ** 7 printk messages dropped ** [ 1327.717106][ T32] r5:850beb8c r4:850be800 ** 3 printk messages dropped ** [ 1327.717265][ T32] r10:61c88647 r9:84516000 r8:84799e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1327.717575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1327.725309][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 8 printk messages dropped ** [ 1327.725603][ T32] r4:e0721dc0 ** 2 printk messages dropped ** [ 1327.725737][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.725930][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.726363][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.726599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1327.727245][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1327.727405][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.727470][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.727719][ T32] r4:00000000 [ 1327.727739][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.727800][ T32] r9:83018205 r8:84513000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.727823][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.727863][ T32] r5:00001000 r4:e8887000 [ 1327.727882][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.727927][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.727971][ T32] r5:850bef8c r4:850bec00 [ 1327.728027][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.728073][ T32] r7:ddde2d40 r6:83018200 r5:850bef8c r4:84799e80 [ 1327.728158][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.736259][ T32] r10:61c88647 r9:84513000 r8:84799eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.736297][ T32] r4:84799e80 [ 1327.736335][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.736423][ T32] r10:00000000 r9:84799e80 r8:8027ed34 r7:ea9c5e60 r6:8479f500 r5:84513000 [ 1327.736449][ T32] r4:00000001 [ 1327.736516][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.736566][ T32] Exception stack(0xea9ddfb0 to 0xea9ddff8) [ 1327.736599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.736653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.736684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.736743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.736771][ T32] r4:847b0140 [ 1327.737176][ T32] INFO: task kworker/1:307:4053 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.737211][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.737310][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.737396][ T32] Call trace: [ 1327.737445][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.737513][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.737539][ T32] r4:00000000 [ 1327.737560][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.737614][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.737662][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.737710][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.737747][ T32] 1d60: 80070013 ffffffff [ 1327.737784][ T32] r5:80070013 r4:80239bd0 [ 1327.737821][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.737890][ T32] r4:82ac11e4 [ 1327.737933][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.737979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.738001][ T32] r4:e0721dc0 [ 1327.738020][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.738096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.742231][ T32] r4:00000000 [ 1327.742262][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.742352][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.742379][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.742425][ T32] r5:00001000 r4:ee903000 [ 1327.742444][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.742482][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.742523][ T32] r5:8602278c r4:86022400 [ 1327.742542][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.742587][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.742608][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.742681][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.742733][ T32] r4:847da580 [ 1327.742755][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.742826][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.742851][ T32] r4:00000001 [ 1327.742870][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.742904][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.742964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.743016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.743045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.743101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.743128][ T32] r4:847cce40 [ 1327.743192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.743232][ T32] INFO: task kworker/1:308:4056 blocked for more than 454 seconds. [ 1327.743264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.743288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.743337][ T32] task:kworker/1:308 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.743389][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.743461][ T32] Call trace: [ 1327.743522][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.743572][ T32] r10:829187f4 r9:ea9edd84 r8:00000002 r7:60000113 r6:ea9edd8c r5:83ab1800 [ 1327.743594][ T32] r4:83ab1800 [ 1327.743613][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.743653][ T32] r5:83ab1800 r4:829187f0 [ 1327.743672][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.743710][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.743753][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1327.743775][ T32] r4:00000000 [ 1327.743823][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.743865][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.743901][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.743949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b0580 [ 1327.743989][ T32] r4:00000000 [ 1327.744011][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.744055][ T32] r9:83018205 r8:83ab1800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1327.744075][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.744124][ T32] r5:00001000 r4:ea99f000 [ 1327.744143][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.744180][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.744219][ T32] r5:850bf38c r4:850bf000 [ 1327.744237][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.744307][ T32] r7:ddde2d40 r6:83018200 r5:850bf38c r4:84799f00 [ 1327.744330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.744375][ T32] r10:61c88647 r9:83ab1800 r8:84799f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.744398][ T32] r4:84799f00 [ 1327.744416][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.744458][ T32] r10:00000000 r9:84799f00 r8:8027ed34 r7:ea9c5e60 r6:8479f580 r5:83ab1800 [ 1327.744507][ T32] r4:00000001 [ 1327.744529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.744579][ T32] Exception stack(0xea9edfb0 to 0xea9edff8) [ 1327.744607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.744662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.744718][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.744748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.744770][ T32] r4:847b0240 [ 1327.745169][ T32] INFO: task kworker/1:308:4056 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.745203][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.745258][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.745335][ T32] Call trace: [ 1327.745367][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.745414][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.745436][ T32] r4:00000000 [ 1327.745486][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.745527][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.745556][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.745609][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.745634][ T32] 1d60: 80070013 ffffffff [ 1327.745657][ T32] r5:80070013 r4:80239bd0 [ 1327.745676][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1327.745795][ T32] r4:e0721dc0 ** 6 printk messages dropped ** [ 1327.746001][ T32] r5:00001000 r4:ee903000 ** 4 printk messages dropped ** [ 1327.746185][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 6 printk messages dropped ** [ 1327.746404][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1327.746610][ T32] r4:847cce40 ** 4 printk messages dropped ** [ 1327.746789][ T32] task:kworker/1:309 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.747140][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.747254][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.747420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b0840 ** 6 printk messages dropped ** [ 1327.747708][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.748025][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.758554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1327.759330][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1327.759674][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1327.759875][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 11 printk messages dropped ** [ 1327.760299][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 7 printk messages dropped ** [ 1327.760599][ T32] r4:847cce40 ** 4 printk messages dropped ** [ 1327.760786][ T32] task:kworker/1:310 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.761145][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.761300][ T32] r4:00000000 [ 1327.761346][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.761386][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.761420][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.761473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b0c80 [ 1327.761497][ T32] r4:00000000 [ 1327.761515][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.761572][ T32] r9:83018205 r8:85099800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1327.761595][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.761663][ T32] r5:00001000 r4:eaa23000 [ 1327.761687][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.761725][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.761778][ T32] r5:850c078c r4:850c0400 [ 1327.761799][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.761872][ T32] r7:ddde2d40 r6:83018200 r5:850c078c r4:847d8000 [ 1327.761906][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.761982][ T32] r10:61c88647 r9:85099800 r8:847d802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.762007][ T32] r4:847d8000 [ 1327.762026][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.762080][ T32] r10:00000000 r9:847d8000 r8:8027ed34 r7:ea9fde60 r6:847d8080 r5:85099800 [ 1327.762104][ T32] r4:00000001 [ 1327.762124][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.762186][ T32] Exception stack(0xea969fb0 to 0xea969ff8) [ 1327.762215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.762271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.762299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.762330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.762351][ T32] r4:847b0640 [ 1327.762617][ T32] INFO: task kworker/1:310:4060 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.762650][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.762702][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.762745][ T32] Call trace: [ 1327.762773][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.762818][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.762840][ T32] r4:00000000 [ 1327.762859][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.762895][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.762944][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.762977][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.763000][ T32] 1d60: 80070013 ffffffff [ 1327.763053][ T32] r5:80070013 r4:80239bd0 [ 1327.763076][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.763117][ T32] r4:82ac11e4 [ 1327.763135][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.763203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.763229][ T32] r4:e0721dc0 [ 1327.763276][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.763347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.763371][ T32] r4:00000000 [ 1327.763389][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.763459][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.763485][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.763526][ T32] r5:00001000 r4:ee903000 [ 1327.763566][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.763607][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.763675][ T32] r5:8602278c r4:86022400 [ 1327.763698][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.763743][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.763764][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.763806][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.763828][ T32] r4:847da580 [ 1327.763874][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.764084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.764417][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.764626][ T32] r5:850aa400 r4:829187f0 [ 1327.764645][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.764863][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.765274][ T32] r7:ddde2d40 r6:83018200 r5:850bff8c r4:847d8100 ** 7 printk messages dropped ** [ 1327.765567][ T32] Exception stack(0xea999fb0 to 0xea999ff8) ** 4 printk messages dropped ** [ 1327.765751][ T32] r4:847b0640 ** 2 printk messages dropped ** [ 1327.766140][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.766479][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1327.766778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 8 printk messages dropped ** [ 1327.767126][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1327.767551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.768070][ T32] r4:850a6c00 ** 1 printk messages dropped ** [ 1327.780323][ T32] r5:850a6c00 r4:829187f0 [ 1327.780360][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.780523][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.780716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b0b00 ** 6 printk messages dropped ** [ 1327.781048][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.781117][ T32] r5:850c038c r4:850c0000 [ 1327.781142][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.781189][ T32] r7:ddde2d40 r6:83018200 r5:850c038c r4:847d8200 [ 1327.781210][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.781273][ T32] r10:61c88647 r9:850a6c00 r8:847d822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.781324][ T32] r4:847d8200 [ 1327.781348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.781393][ T32] r10:00000000 r9:847d8200 r8:8027ed34 r7:ea969e60 r6:847d8280 r5:850a6c00 [ 1327.781447][ T32] r4:00000001 [ 1327.781472][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.781538][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1327.781601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.781650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.781693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.781742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.781785][ T32] r4:847b0a40 [ 1327.782199][ T32] INFO: task kworker/1:312:4064 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.782250][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.782382][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.782466][ T32] Call trace: [ 1327.782503][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.782553][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.782577][ T32] r4:00000000 [ 1327.782598][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.782638][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.782673][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.782703][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.782728][ T32] 1d60: 80070013 ffffffff [ 1327.782751][ T32] r5:80070013 r4:80239bd0 [ 1327.782801][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.782875][ T32] r4:82ac11e4 [ 1327.782900][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.782970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.782994][ T32] r4:e0721dc0 [ 1327.783014][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.783058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.783097][ T32] r4:00000000 [ 1327.783120][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.783166][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.783188][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.783230][ T32] r5:00001000 r4:ee903000 [ 1327.783250][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.783288][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.783361][ T32] r5:8602278c r4:86022400 [ 1327.783386][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.783432][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.783454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.783522][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.783548][ T32] r4:847da580 [ 1327.783569][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.783629][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.783655][ T32] r4:00000001 [ 1327.783706][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.783745][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.783771][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.783799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.783825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.783877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.783904][ T32] r4:847cce40 [ 1327.783939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.783992][ T32] INFO: task kworker/1:313:4068 blocked for more than 454 seconds. [ 1327.784030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.784057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.784111][ T32] task:kworker/1:313 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.784165][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.784232][ T32] Call trace: [ 1327.784280][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.784356][ T32] r10:829187f4 r9:eaa21d84 r8:00000002 r7:60000113 r6:eaa21d8c r5:850a5400 [ 1327.784383][ T32] r4:850a5400 [ 1327.784403][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.784476][ T32] r5:850a5400 r4:829187f0 [ 1327.784500][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.784609][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.784954][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1327.785483][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1327.786045][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1327.786692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 12 printk messages dropped ** [ 1327.787242][ T32] r4:847da580 ** 7 printk messages dropped ** [ 1327.787491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.787552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.787577][ T32] r4:847cce40 [ 1327.787625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.787650][ T32] INFO: task kworker/1:314:4070 blocked for more than 454 seconds. [ 1327.787708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.787734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.787768][ T32] task:kworker/1:314 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.787828][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.787884][ T32] Call trace: [ 1327.787935][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.787982][ T32] r10:829187f4 r9:eaa4dd84 r8:00000002 r7:60000113 r6:eaa4dd8c r5:850b0000 [ 1327.788007][ T32] r4:850b0000 [ 1327.788027][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.788113][ T32] r5:850b0000 r4:829187f0 [ 1327.803736][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.803850][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.803904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 [ 1327.803939][ T32] r4:00000000 [ 1327.803958][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.803996][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.804035][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.804076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e9040 [ 1327.804097][ T32] r4:00000000 [ 1327.804147][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.804199][ T32] r9:83018205 r8:850b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1327.804220][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.804263][ T32] r5:00001000 r4:eaa5f000 [ 1327.804314][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.804356][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.804423][ T32] r5:850c178c r4:850c1400 [ 1327.804446][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.804496][ T32] r7:ddde2d40 r6:83018200 r5:850c178c r4:847d8400 [ 1327.804536][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.804595][ T32] r10:61c88647 r9:850b0000 r8:847d842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.804619][ T32] r4:847d8400 [ 1327.804656][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.804703][ T32] r10:00000000 r9:847d8400 r8:8027ed34 r7:eaa21e60 r6:847d8480 r5:850b0000 [ 1327.804725][ T32] r4:00000001 [ 1327.804744][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.804796][ T32] Exception stack(0xeaa4dfb0 to 0xeaa4dff8) [ 1327.804847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.804877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.804939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.804972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.804993][ T32] r4:8478efc0 [ 1327.805454][ T32] INFO: task kworker/1:314:4070 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.805489][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.805574][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.805649][ T32] Call trace: [ 1327.805693][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.805743][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.805766][ T32] r4:00000000 [ 1327.805785][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.805852][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.805884][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.805934][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.805961][ T32] 1d60: 80070013 ffffffff [ 1327.806005][ T32] r5:80070013 r4:80239bd0 [ 1327.806028][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.806091][ T32] r4:82ac11e4 [ 1327.806113][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.806156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.806180][ T32] r4:e0721dc0 [ 1327.806199][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.806275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.806314][ T32] r4:00000000 [ 1327.806335][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.806381][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.806403][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.806476][ T32] r5:00001000 r4:ee903000 [ 1327.806498][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.806536][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.806575][ T32] r5:8602278c r4:86022400 [ 1327.806594][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.806639][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.806680][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.806757][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.806801][ T32] r4:847da580 [ 1327.806824][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.806918][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.806957][ T32] r4:00000001 [ 1327.806992][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.807029][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.807094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.807125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.807150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.807208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.807232][ T32] r4:847cce40 [ 1327.807265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.807295][ T32] INFO: task kworker/1:315:4071 blocked for more than 454 seconds. [ 1327.807329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.807354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.807403][ T32] task:kworker/1:315 state:D stack:0 pid:4071 tgid:4071 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.807701][ T32] r5:850b0c00 r4:829187f0 [ 1327.807721][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.807955][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.816434][ T32] r7:ddde2d40 r6:83018200 r5:850c0f8c r4:847d8500 ** 9 printk messages dropped ** [ 1327.817355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.822376][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.822962][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.823197][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.823383][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.823816][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 3 printk messages dropped ** [ 1327.823962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.823983][ T32] r4:847cce40 [ 1327.824005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.824034][ T32] INFO: task kworker/1:316:4072 blocked for more than 454 seconds. [ 1327.824066][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.824090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.824110][ T32] task:kworker/1:316 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.824162][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.824204][ T32] Call trace: [ 1327.824234][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.824278][ T32] r10:829187f4 r9:eaa5dd84 r8:00000002 r7:60000113 r6:eaa5dd8c r5:850b1800 [ 1327.824333][ T32] r4:850b1800 [ 1327.824368][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.824441][ T32] r5:850b1800 r4:829187f0 [ 1327.824479][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.824550][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.824599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 [ 1327.824621][ T32] r4:00000000 [ 1327.824639][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.824675][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.824709][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.824761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478e340 [ 1327.824804][ T32] r4:00000000 [ 1327.824838][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.824884][ T32] r9:83018205 r8:850b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1327.824944][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.824988][ T32] r5:00001000 r4:eaa4f000 [ 1327.825029][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.825083][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1327.825534][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1327.826856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 18 printk messages dropped ** [ 1327.827628][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1327.828082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.839335][ T32] r5:850b3000 r4:829187f0 ** 10 printk messages dropped ** [ 1327.839789][ T32] r9:83018205 r8:850b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 16 printk messages dropped ** [ 1327.840526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1327.841851][ T32] r4:e0721dc0 ** 9 printk messages dropped ** [ 1327.842279][ T32] r5:8602278c r4:86022400 ** 12 printk messages dropped ** [ 1327.842694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.842721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.842771][ T32] r4:847cce40 [ 1327.842795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.842823][ T32] INFO: task kworker/1:318:4076 blocked for more than 454 seconds. [ 1327.842855][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.842878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.842898][ T32] task:kworker/1:318 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.842968][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.843045][ T32] Call trace: [ 1327.843078][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.843122][ T32] r10:829187f4 r9:eaa7dd84 r8:00000002 r7:60000113 r6:eaa7dd8c r5:850b4800 [ 1327.843172][ T32] r4:850b4800 [ 1327.843194][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.843235][ T32] r5:850b4800 r4:829187f0 [ 1327.843302][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.843344][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.843404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 1327.843440][ T32] r4:00000000 [ 1327.843474][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.843514][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.843548][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.843587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e9440 [ 1327.843608][ T32] r4:00000000 [ 1327.843655][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.843701][ T32] r9:83018205 r8:850b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1327.843723][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.843763][ T32] r5:00001000 r4:eaa6b000 [ 1327.843781][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.843818][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.843858][ T32] r5:850c1b8c r4:850c1800 [ 1327.843876][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.843924][ T32] r7:ddde2d40 r6:83018200 r5:850c1b8c r4:847d8800 [ 1327.843944][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.844017][ T32] r10:61c88647 r9:850b4800 r8:847d882c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.844043][ T32] r4:847d8800 [ 1327.844062][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.844104][ T32] r10:00000000 r9:847d8800 r8:8027ed34 r7:eaa69e60 r6:847d8880 r5:850b4800 [ 1327.844153][ T32] r4:00000001 [ 1327.844174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.844208][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1327.844233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.844263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.844289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.844317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.844338][ T32] r4:847e9380 [ 1327.844637][ T32] INFO: task kworker/1:318:4076 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.844682][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.844774][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.844817][ T32] Call trace: [ 1327.844900][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.844953][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.845006][ T32] r4:00000000 [ 1327.845045][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.845086][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.845114][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.845141][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.845163][ T32] 1d60: 80070013 ffffffff [ 1327.845185][ T32] r5:80070013 r4:80239bd0 [ 1327.845204][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.845242][ T32] r4:82ac11e4 [ 1327.845280][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.845323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.845374][ T32] r4:e0721dc0 [ 1327.845395][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.845435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.845456][ T32] r4:00000000 [ 1327.845504][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.845580][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.845605][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.845646][ T32] r5:00001000 r4:ee903000 [ 1327.845665][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.845702][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.845742][ T32] r5:8602278c r4:86022400 [ 1327.845760][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.845803][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.845823][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.845866][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.845903][ T32] r4:847da580 [ 1327.845938][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.845986][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.846008][ T32] r4:00000001 [ 1327.846026][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.846059][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.846119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.846163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.846191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.846221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.846256][ T32] r4:847cce40 [ 1327.846306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.846334][ T32] INFO: task kworker/1:319:4079 blocked for more than 454 seconds. [ 1327.846361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.846412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.846435][ T32] task:kworker/1:319 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.846499][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.846538][ T32] Call trace: [ 1327.846600][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.846646][ T32] r10:829187f4 r9:eaa8dd84 r8:00000002 r7:60000013 r6:eaa8dd8c r5:850b5400 [ 1327.846682][ T32] r4:850b5400 [ 1327.846723][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.846766][ T32] r5:850b5400 r4:829187f0 [ 1327.846786][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.846838][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.846885][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1327.846906][ T32] r4:00000000 [ 1327.846990][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.847061][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.847099][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.847140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e9a40 [ 1327.847161][ T32] r4:00000000 [ 1327.847179][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.847233][ T32] r9:83018205 r8:850b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1327.847257][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.847313][ T32] r5:00001000 r4:eaa97000 [ 1327.847334][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.847372][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.847414][ T32] r5:850c278c r4:850c2400 [ 1327.847468][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.847513][ T32] r7:ddde2d40 r6:83018200 r5:850c278c r4:847d8900 [ 1327.847551][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.847598][ T32] r10:61c88647 r9:850b5400 r8:847d892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.847656][ T32] r4:847d8900 [ 1327.847693][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.847740][ T32] r10:00000000 r9:847d8900 r8:8027ed34 r7:eaa69e60 r6:847d8980 r5:850b5400 [ 1327.847776][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.847895][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.865555][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.865879][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.865908][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.865942][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.865966][ T32] 1d60: 80070013 ffffffff [ 1327.865988][ T32] r5:80070013 r4:80239bd0 [ 1327.866007][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.866046][ T32] r4:82ac11e4 [ 1327.866065][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.866105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.866126][ T32] r4:e0721dc0 [ 1327.866145][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.866191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.866212][ T32] r4:00000000 [ 1327.866230][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.866274][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.866295][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.866347][ T32] r5:00001000 r4:ee903000 [ 1327.866371][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.866431][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.866476][ T32] r5:8602278c r4:86022400 [ 1327.866496][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.866541][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.866570][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.866634][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.866660][ T32] r4:847da580 [ 1327.866679][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.866723][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.866745][ T32] r4:00000001 [ 1327.866763][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.866796][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.866841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.866871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.866896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.866958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.866997][ T32] r4:847cce40 [ 1327.867020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.867054][ T32] INFO: task kworker/1:320:4081 blocked for more than 454 seconds. [ 1327.867098][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.867146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.867170][ T32] task:kworker/1:320 state:D stack:0 pid:4081 tgid:4081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.867214][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.867253][ T32] Call trace: [ 1327.867283][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.867344][ T32] r10:829187f4 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:850b2400 [ 1327.867371][ T32] r4:850b2400 [ 1327.867390][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.867429][ T32] r5:850b2400 r4:829187f0 [ 1327.867448][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.867485][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.867528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 ** 3 printk messages dropped ** [ 1327.867637][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1327.867964][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.876370][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.877229][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 10 printk messages dropped ** [ 1327.877567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 7 printk messages dropped ** [ 1327.877837][ T32] r5:00001000 r4:ee903000 [ 1327.877875][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.877935][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.877980][ T32] r5:8602278c r4:86022400 [ 1327.878039][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.878134][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.882577][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.882722][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.882752][ T32] r4:847da580 [ 1327.882775][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.882823][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.882845][ T32] r4:00000001 [ 1327.882863][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.882898][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.882969][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.883039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.883100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.883132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.883171][ T32] r4:847cce40 [ 1327.883197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.883243][ T32] INFO: task kworker/0:164:4083 blocked for more than 454 seconds. [ 1327.883315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.883342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.883376][ T32] task:kworker/0:164 state:D stack:0 pid:4083 tgid:4083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.883466][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.883549][ T32] Call trace: [ 1327.883612][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1327.883722][ T32] r4:83ab2400 ** 1 printk messages dropped ** [ 1327.883818][ T32] r5:83ab2400 r4:829187f0 [ 1327.883838][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.884072][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 ** 2 printk messages dropped ** [ 1327.884157][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.884199][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.884240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84951300 [ 1327.884261][ T32] r4:00000000 [ 1327.884280][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.884364][ T32] r9:83018005 r8:83ab2400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.884486][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.884538][ T32] r5:00001000 r4:dfe13000 [ 1327.884576][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.884653][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.884718][ T32] r5:83ea078c r4:83ea0400 [ 1327.884756][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.884802][ T32] r7:dddced40 r6:83018000 r5:83ea078c r4:8479f680 [ 1327.884824][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.884897][ T32] r10:61c88647 r9:83ab2400 r8:8479f6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.884993][ T32] r4:8479f680 [ 1327.885032][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.885079][ T32] r10:00000000 r9:8479f680 r8:8027ed34 r7:e4845e60 r6:8479f700 r5:83ab2400 [ 1327.885137][ T32] r4:00000001 [ 1327.885177][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.885244][ T32] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) [ 1327.885272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.885337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1327.885438][ T32] r4:847dca00 ** 6 printk messages dropped ** [ 1327.886218][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.886424][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1327.886635][ T32] r4:e0721dc0 ** 2 printk messages dropped ** [ 1327.886732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.886975][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.887351][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.887560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1327.887853][ T32] r10:829187f4 r9:eaaa5d84 r8:00000002 r7:60000013 r6:eaaa5d8c r5:83ab0c00 ** 2 printk messages dropped ** [ 1327.888015][ T32] r5:83ab0c00 r4:829187f0 ** 2 printk messages dropped ** [ 1327.897252][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 ** 5 printk messages dropped ** [ 1327.897571][ T32] r4:00000000 [ 1327.897609][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.897687][ T32] r9:83018205 r8:83ab0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1327.897724][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.897772][ T32] r5:00001000 r4:eaac7000 [ 1327.897792][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.897866][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.897910][ T32] r5:850c338c r4:850c3000 [ 1327.897940][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.898001][ T32] r7:ddde2d40 r6:83018200 r5:850c338c r4:847d8b00 [ 1327.898039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.898101][ T32] r10:61c88647 r9:83ab0c00 r8:847d8b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.898141][ T32] r4:847d8b00 [ 1327.898173][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.898615][ T32] r10:00000000 r9:847d8b00 r8:8027ed34 r7:eaa8de60 r6:8479f780 r5:83ab0c00 [ 1327.898651][ T32] r4:00000001 [ 1327.898673][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.898733][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1327.898766][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.898829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.898859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.898904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.899000][ T32] r4:847e9840 [ 1327.899599][ T32] INFO: task kworker/1:321:4084 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.899671][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.899790][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.899882][ T32] Call trace: [ 1327.900002][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.900087][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.900164][ T32] r4:00000000 [ 1327.900202][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.900244][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.900279][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.900340][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1327.900634][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1327.900891][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1327.901310][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1327.901706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1327.902236][ T32] r4:83ab4800 ** 1 printk messages dropped ** [ 1327.902335][ T32] r5:83ab4800 r4:829187f0 ** 1 printk messages dropped ** [ 1327.902426][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.902834][ T32] r9:83018205 r8:83ab4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 8 printk messages dropped ** [ 1327.903285][ T32] r10:61c88647 r9:83ab4800 r8:847d8bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.903306][ T32] r4:847d8b80 [ 1327.903347][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.903393][ T32] r10:00000000 r9:847d8b80 r8:8027ed34 r7:eaaa5e60 r6:8479f800 r5:83ab4800 [ 1327.903416][ T32] r4:00000001 [ 1327.903434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.903497][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1327.903526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.903567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.903596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.903623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.903644][ T32] r4:847e9840 [ 1327.903931][ T32] INFO: task kworker/1:322:4085 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.904001][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.904105][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.904257][ T32] Call trace: [ 1327.904292][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.904340][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.904363][ T32] r4:00000000 [ 1327.904441][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.904531][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.904564][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.904593][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.904616][ T32] 1d60: 80070013 ffffffff [ 1327.904672][ T32] r5:80070013 r4:80239bd0 [ 1327.904747][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.904824][ T32] r4:82ac11e4 [ 1327.904862][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.904908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.904953][ T32] r4:e0721dc0 [ 1327.904991][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.905063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.905100][ T32] r4:00000000 [ 1327.905135][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.905182][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.905203][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.905610][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 19 printk messages dropped ** [ 1327.906418][ T32] r5:83ab6000 r4:829187f0 [ 1327.906459][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.906626][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.906908][ T32] r9:83018205 r8:83ab6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 8 printk messages dropped ** [ 1327.907334][ T32] r10:61c88647 r9:83ab6000 r8:847d8c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.907373][ T32] r4:847d8c00 [ 1327.907395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.907453][ T32] r10:00000000 r9:847d8c00 r8:8027ed34 r7:eaaa5e60 r6:8479f880 r5:83ab6000 [ 1327.907477][ T32] r4:00000001 [ 1327.907495][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.907528][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1327.907552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.907596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.907636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.907666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.907687][ T32] r4:847e9b80 [ 1327.907957][ T32] INFO: task kworker/1:323:4088 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.907989][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.908122][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.924060][ T32] Call trace: [ 1327.924103][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.924174][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.924229][ T32] r4:00000000 [ 1327.924254][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.924294][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.924325][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.924354][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1327.924611][ T32] r4:e0721dc0 ** 9 printk messages dropped ** [ 1327.925013][ T32] r5:8602278c r4:86022400 ** 7 printk messages dropped ** [ 1327.925353][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1327.925657][ T32] task:kworker/1:324 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.926068][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.926391][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.926769][ T32] r10:61c88647 r9:83ab6c00 r8:847d8cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.926790][ T32] r4:847d8c80 [ 1327.926808][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.926852][ T32] r10:00000000 r9:847d8c80 r8:8027ed34 r7:eaaa5e60 r6:8479f900 r5:83ab6c00 [ 1327.926874][ T32] r4:00000001 [ 1327.926895][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.927016][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1327.927132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.927171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.927197][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.927245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.927270][ T32] r4:847e9b80 [ 1327.927759][ T32] INFO: task kworker/1:324:4089 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.927798][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.927874][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.927930][ T32] Call trace: [ 1327.928005][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.928056][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.928112][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.928273][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1327.928434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.928455][ T32] r4:e0721dc0 [ 1327.928475][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.928515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.928536][ T32] r4:00000000 [ 1327.928625][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.928679][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.928700][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.928740][ T32] r5:00001000 r4:ee903000 [ 1327.928791][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.935963][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.936104][ T32] r5:8602278c r4:86022400 [ 1327.936132][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.936185][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.936242][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.936297][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.936350][ T32] r4:847da580 [ 1327.936378][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.936427][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.936449][ T32] r4:00000001 [ 1327.936467][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1327.936786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1327.937062][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.937308][ T32] r4:83ab5400 [ 1327.937350][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.937400][ T32] r5:83ab5400 r4:829187f0 [ 1327.937423][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.937498][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.937546][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 [ 1327.937567][ T32] r4:00000000 [ 1327.937611][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.937672][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.937782][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.937836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e9f80 [ 1327.937875][ T32] r4:00000000 [ 1327.937920][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.937971][ T32] r9:83018205 r8:83ab5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1327.938032][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.938145][ T32] r5:00001000 r4:eaae3000 [ 1327.943201][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.943276][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.943322][ T32] r5:850c3b8c r4:850c3800 [ 1327.943343][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.943423][ T32] r7:ddde2d40 r6:83018200 r5:850c3b8c r4:847d8d00 [ 1327.943448][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.943527][ T32] r10:61c88647 r9:83ab5400 r8:847d8d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.943552][ T32] r4:847d8d00 [ 1327.943573][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.943617][ T32] r10:00000000 r9:847d8d00 r8:8027ed34 r7:eaac5e60 r6:8479f980 r5:83ab5400 [ 1327.943638][ T32] r4:00000001 [ 1327.943671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.943726][ T32] Exception stack(0xeaad1fb0 to 0xeaad1ff8) [ 1327.943786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.943830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.943859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.943887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.943949][ T32] r4:847e9bc0 [ 1327.944466][ T32] INFO: task kworker/1:325:4091 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1327.944510][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.944630][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.944695][ T32] Call trace: [ 1327.944792][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.944868][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.944931][ T32] r4:00000000 [ 1327.944956][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.944996][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1327.945025][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1327.945053][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1327.945076][ T32] 1d60: 80070013 ffffffff [ 1327.945097][ T32] r5:80070013 r4:80239bd0 [ 1327.945139][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.945186][ T32] r4:82ac11e4 [ 1327.945243][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.945289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1327.945342][ T32] r4:e0721dc0 [ 1327.945365][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.945428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.945452][ T32] r4:00000000 [ 1327.945470][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.945514][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1327.945535][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.945605][ T32] r5:00001000 r4:ee903000 [ 1327.945629][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1327.945667][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.945707][ T32] r5:8602278c r4:86022400 [ 1327.945739][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.945787][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.945807][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.945850][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.945871][ T32] r4:847da580 [ 1327.945889][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1327.946144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1327.946757][ T32] r5:83ab3000 r4:829187f0 ** 6 printk messages dropped ** [ 1327.947123][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 20 printk messages dropped ** [ 1327.948024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1327.959953][ T32] r4:e0721dc0 [ 1327.959994][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.960043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1327.960097][ T32] r4:00000000 [ 1327.960147][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.960248][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 5 printk messages dropped ** [ 1327.960488][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 25 printk messages dropped ** [ 1327.961644][ T32] r5:84516c00 r4:829187f0 ** 3 printk messages dropped ** [ 1327.961784][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1327.962235][ T32] r5:850cd78c r4:850cd400 ** 14 printk messages dropped ** [ 1327.962861][ T32] r4:847e8100 ** 12 printk messages dropped ** [ 1327.963732][ T32] r5:80070013 r4:80239bd0 ** 13 printk messages dropped ** [ 1327.964249][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1327.965033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.965066][ T32] task:kworker/1:328 state:D stack:0 pid:4098 tgid:4098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.965111][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.965224][ T32] Call trace: [ 1327.965264][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.965345][ T32] r10:829187f4 r9:eab05d84 r8:00000002 r7:60000113 r6:eab05d8c r5:84515400 [ 1327.965370][ T32] r4:84515400 [ 1327.965390][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.965429][ T32] r5:84515400 r4:829187f0 [ 1327.965448][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.965505][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.965552][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1327.965575][ T32] r4:00000000 [ 1327.965610][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.965662][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1327.965702][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1327.965743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e8380 [ 1327.965798][ T32] r4:00000000 [ 1327.965819][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1327.965862][ T32] r9:83018205 r8:84515400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1327.965882][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.965928][ T32] r5:00001000 r4:eaafb000 [ 1327.965966][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.966204][ T32] r10:61c88647 r9:84515400 r8:847d8eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1327.967005][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.967051][ T32] Call trace: [ 1327.967080][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.967126][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1327.967148][ T32] r4:00000000 [ 1327.967203][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1327.967650][ T32] r4:e0721dc0 ** 10 printk messages dropped ** [ 1327.984014][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 25 printk messages dropped ** [ 1327.985352][ T32] r5:84930000 r4:829187f0 ** 1 printk messages dropped ** [ 1327.985458][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1327.986289][ T32] r10:61c88647 r9:84930000 r8:847d8f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 25 printk messages dropped ** [ 1327.987704][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.987888][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.996219][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.996292][ T32] r5:8602278c r4:86022400 [ 1327.996317][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.996367][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1327.996389][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.996434][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.996507][ T32] r4:847da580 [ 1327.996555][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.996624][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1327.996647][ T32] r4:00000001 [ 1327.996666][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.996967][ T32] INFO: task kworker/0:165:4103 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.997602][ T32] r5:84930c00 r4:829187f0 ** 5 printk messages dropped ** [ 1327.997937][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1328.004158][ T32] r10:61c88647 r9:84930c00 r8:8479fc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.004183][ T32] r4:8479fc00 [ 1328.004202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.004246][ T32] r10:00000000 r9:8479fc00 r8:8027ed34 r7:eaaa1e60 r6:8479fc80 r5:84930c00 [ 1328.004267][ T32] r4:00000001 [ 1328.004308][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.004347][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) [ 1328.004376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.004442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.004477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.004505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.004564][ T32] r4:84954e40 [ 1328.005053][ T32] INFO: task kworker/0:165:4103 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 15 printk messages dropped ** [ 1328.005831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 18 printk messages dropped ** [ 1328.006542][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1328.007062][ T32] task:kworker/0:166 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.007939][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1328.018669][ T32] r7:dddced40 r6:83018000 r5:83ea0b8c r4:8479fd00 ** 14 printk messages dropped ** [ 1328.020105][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1328.022081][ T32] r5:8602278c r4:86022400 ** 13 printk messages dropped ** [ 1328.023071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1328.023618][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.023792][ T32] Call trace: [ 1328.023862][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.023971][ T32] r10:829187f4 r9:ea94dd84 r8:00000002 r7:60000013 r6:ea94dd8c r5:84932400 [ 1328.024095][ T32] r4:84932400 [ 1328.024177][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.024258][ T32] r5:84932400 r4:829187f0 [ 1328.024316][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.024405][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.024485][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 [ 1328.024508][ T32] r4:00000000 [ 1328.024527][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.024566][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.024632][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.024691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84951640 [ 1328.024715][ T32] r4:00000000 [ 1328.024734][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.024779][ T32] r9:83018005 r8:84932400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1328.024818][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.024966][ T32] r5:00001000 r4:dfec5000 [ 1328.024996][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.025068][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.025188][ T32] r5:8507c78c r4:8507c400 [ 1328.025213][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.025292][ T32] r7:dddced40 r6:83018000 r5:8507c78c r4:8479fe00 [ 1328.025315][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.025358][ T32] r10:61c88647 r9:84932400 r8:8479fe2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.025396][ T32] r4:8479fe00 [ 1328.025425][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.025494][ T32] r10:00000000 r9:8479fe00 r8:8027ed34 r7:eaaa1e60 r6:8479fe80 r5:84932400 ** 11 printk messages dropped ** [ 1328.026216][ T32] Call trace: ** 13 printk messages dropped ** [ 1328.026854][ T32] r4:e0721dc0 ** 11 printk messages dropped ** [ 1328.027343][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 17 printk messages dropped ** [ 1328.027953][ T32] task:kworker/0:168 state:D stack:0 pid:4109 tgid:4109 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1328.042031][ T32] r5:00001000 r4:dfe79000 ** 6 printk messages dropped ** [ 1328.042628][ T32] r10:61c88647 r9:84933000 r8:8479ff2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.042683][ T32] r4:8479ff00 [ 1328.042861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.042993][ T32] r10:00000000 r9:8479ff00 r8:8027ed34 r7:ea94de60 r6:8479ff80 r5:84933000 [ 1328.043044][ T32] r4:00000001 [ 1328.043143][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.043230][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) ** 1 printk messages dropped ** [ 1328.043391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1328.046245][ T32] r5:80070013 r4:80239bd0 ** 10 printk messages dropped ** [ 1328.046750][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1328.047465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1328.063107][ T32] r5:84933c00 r4:829187f0 ** 11 printk messages dropped ** [ 1328.063522][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 25 printk messages dropped ** [ 1328.065090][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1328.065744][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1328.066251][ T32] r4:847da580 ** 13 printk messages dropped ** [ 1328.066773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1328.067155][ T32] r4:84935400 [ 1328.067182][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.067222][ T32] r5:84935400 r4:829187f0 [ 1328.067287][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.067388][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.067488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 [ 1328.067544][ T32] r4:00000000 [ 1328.067570][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.067611][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.067664][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.067707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84951a80 [ 1328.067732][ T32] r4:00000000 [ 1328.067750][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.067792][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.067814][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.067884][ T32] r5:00001000 r4:dffd9000 [ 1328.067927][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.067967][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.068007][ T32] r5:8507cb8c r4:8507c800 [ 1328.068025][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.068158][ T32] r7:dddced40 r6:83018000 r5:8507cb8c r4:849b5080 [ 1328.080067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.080149][ T32] r10:61c88647 r9:84935400 r8:849b50ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.080206][ T32] r4:849b5080 [ 1328.080252][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.080372][ T32] r10:00000000 r9:849b5080 r8:8027ed34 r7:ea94de60 r6:849b5100 r5:84935400 [ 1328.080434][ T32] r4:00000001 [ 1328.080483][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.080564][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1328.080765][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.080842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.081978][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 6 printk messages dropped ** [ 1328.082594][ T32] r5:80070013 r4:80239bd0 [ 1328.082615][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.082657][ T32] r4:82ac11e4 [ 1328.082677][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.082719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1328.082760][ T32] r4:e0721dc0 [ 1328.082782][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.082824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.082845][ T32] r4:00000000 [ 1328.082864][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.082908][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.082973][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.083023][ T32] r5:00001000 r4:ee903000 [ 1328.083075][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.083149][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.083199][ T32] r5:8602278c r4:86022400 [ 1328.083220][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.083264][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.083306][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.083353][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.083374][ T32] r4:847da580 [ 1328.083393][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.083436][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.083457][ T32] r4:00000001 [ 1328.083475][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.083540][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.083584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.083626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.083676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.083706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.083728][ T32] r4:847cce40 [ 1328.083748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.083774][ T32] INFO: task kworker/1:331:4115 blocked for more than 454 seconds. [ 1328.083835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.083894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.083929][ T32] task:kworker/1:331 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.083977][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.084017][ T32] Call trace: [ 1328.084047][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1328.084176][ T32] r5:84934800 r4:829187f0 [ 1328.084196][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.084277][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab21e08 ** 9 printk messages dropped ** [ 1328.084634][ T32] r5:00001000 r4:e071b000 ** 4 printk messages dropped ** [ 1328.084887][ T32] r7:ddde2d40 r6:83018200 r5:850ccf8c r4:847df000 ** 5 printk messages dropped ** [ 1328.085111][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.085248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.085277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.085304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.085326][ T32] r4:847e8840 [ 1328.085632][ T32] INFO: task kworker/1:331:4115 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.085679][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.085795][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.085874][ T32] Call trace: [ 1328.085922][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.085975][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.086030][ T32] r4:00000000 [ 1328.086052][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.086090][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.086119][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1328.086960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 21 printk messages dropped ** [ 1328.087910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1328.099850][ T32] r5:850b6c00 r4:829187f0 ** 3 printk messages dropped ** [ 1328.100047][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1328.100567][ T32] r5:8507cf8c r4:8507cc00 ** 7 printk messages dropped ** [ 1328.100918][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.100977][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) ** 5 printk messages dropped ** [ 1328.101628][ T32] INFO: task kworker/0:170:4117 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 21 printk messages dropped ** [ 1328.102532][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.102553][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.102593][ T32] r5:00001000 r4:ee903000 [ 1328.102612][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.102673][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.102717][ T32] r5:8602278c r4:86022400 [ 1328.102737][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.102782][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.102826][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.102873][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.102910][ T32] r4:847da580 [ 1328.103002][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.103091][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.103118][ T32] r4:00000001 [ 1328.103138][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.103196][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.103257][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.103287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.103331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.103363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.103404][ T32] r4:847cce40 [ 1328.103427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1328.103588][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.103831][ T32] r5:83ab3c00 r4:829187f0 ** 10 printk messages dropped ** [ 1328.104272][ T32] r9:83018005 r8:83ab3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 12 printk messages dropped ** [ 1328.104780][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.105025][ T32] r4:84951a40 ** 2 printk messages dropped ** [ 1328.105441][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.105771][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1328.105986][ T32] r4:e0721dc0 ** 10 printk messages dropped ** [ 1328.106403][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1328.107119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.107138][ T32] task:kworker/0:172 state:D stack:0 pid:4121 tgid:4121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.107190][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.107231][ T32] Call trace: [ 1328.107259][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.107302][ T32] r10:829187f4 r9:eab35d84 r8:00000002 r7:60000113 r6:eab35d8c r5:85128000 [ 1328.107323][ T32] r4:85128000 [ 1328.107390][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.107435][ T32] r5:85128000 r4:829187f0 [ 1328.107454][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.107491][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.107562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab35e08 [ 1328.107616][ T32] r4:00000000 [ 1328.107650][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.107691][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.107775][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.107821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84951e40 [ 1328.107862][ T32] r4:00000000 [ 1328.107886][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.107931][ T32] r9:83018005 r8:85128000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.107981][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.108121][ T32] r5:00001000 r4:e0441000 [ 1328.118685][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.118757][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.118803][ T32] r5:8507d78c r4:8507d400 [ 1328.118859][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.118976][ T32] r7:dddced40 r6:83018000 r5:8507d78c r4:849b5300 [ 1328.119008][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.119056][ T32] r10:61c88647 r9:85128000 r8:849b532c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.119108][ T32] r4:849b5300 [ 1328.119131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.119214][ T32] r10:00000000 r9:849b5300 r8:8027ed34 r7:eab2de60 r6:847df180 r5:85128000 [ 1328.119267][ T32] r4:00000001 [ 1328.119290][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.119327][ T32] Exception stack(0xeab35fb0 to 0xeab35ff8) [ 1328.119355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.119382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.119409][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.119436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.119457][ T32] r4:84951900 ** 1 printk messages dropped ** [ 1328.119933][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1328.121238][ T32] r4:847da580 [ 1328.121261][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.121306][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.121328][ T32] r4:00000001 [ 1328.121346][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.121379][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.121404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.121463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.121493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.121544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.121570][ T32] r4:847cce40 [ 1328.121591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.121618][ T32] INFO: task kworker/0:173:4122 blocked for more than 454 seconds. [ 1328.121649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.121672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.122130][ T32] r5:85128c00 r4:829187f0 ** 1 printk messages dropped ** [ 1328.122226][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1328.122838][ T32] r7:dddced40 r6:83018000 r5:8507f78c r4:849b5380 ** 5 printk messages dropped ** [ 1328.123123][ T32] r4:00000001 [ 1328.123172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.123211][ T32] Exception stack(0xeab39fb0 to 0xeab39ff8) [ 1328.123237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.123265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.123311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.123354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.123405][ T32] r4:84951900 [ 1328.123671][ T32] INFO: task kworker/0:173:4122 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.123703][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.123788][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.123851][ T32] Call trace: [ 1328.123882][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.123932][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.123983][ T32] r4:00000000 [ 1328.124006][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.124077][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.124138][ T32] 1d20: bdb82000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1328.124356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 7 printk messages dropped ** [ 1328.124665][ T32] r5:00001000 r4:ee903000 ** 4 printk messages dropped ** [ 1328.124940][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1328.125328][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 13 printk messages dropped ** [ 1328.125878][ T32] r10:829187f4 r9:eab41d84 r8:00000002 r7:60000113 r6:eab41d8c r5:8512a400 ** 2 printk messages dropped ** [ 1328.126000][ T32] r5:8512a400 r4:829187f0 ** 8 printk messages dropped ** [ 1328.126426][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1328.126821][ T32] r7:dddced40 r6:83018000 r5:8507db8c r4:849b5400 ** 15 printk messages dropped ** [ 1328.127800][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1328.199752][ T32] r4:e0721dc0 ** 8 printk messages dropped ** [ 1328.200554][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1328.202834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.206099][ T32] r5:85129800 r4:829187f0 ** 7 printk messages dropped ** [ 1328.207399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84951600 ** 2 printk messages dropped ** [ 1328.207611][ T32] r9:83018005 r8:85129800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1328.207667][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.207758][ T32] r5:00001000 r4:e0609000 [ 1328.207806][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.207897][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.208004][ T32] r5:8507df8c r4:8507dc00 [ 1328.208098][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.218763][ T32] r7:dddced40 r6:83018000 r5:8507df8c r4:849b5480 [ 1328.218834][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.218997][ T32] r10:61c88647 r9:85129800 r8:849b54ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.219071][ T32] r4:849b5480 [ 1328.219135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.219257][ T32] r10:00000000 r9:849b5480 r8:8027ed34 r7:eab39e60 r6:847df300 r5:85129800 [ 1328.219326][ T32] r4:00000001 [ 1328.219372][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.219454][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1328.219519][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.219589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.219652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.219718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.219787][ T32] r4:84951fc0 [ 1328.220630][ T32] INFO: task kworker/0:175:4126 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.220722][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.220863][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.220995][ T32] Call trace: [ 1328.221077][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.221190][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.221247][ T32] r4:00000000 [ 1328.221297][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.221387][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.221468][ T32] 1d20: bf2cd000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1328.221532][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1328.221587][ T32] 1d60: 80070013 ffffffff [ 1328.221652][ T32] r5:80070013 r4:80239bd0 [ 1328.221717][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.221820][ T32] r4:82ac11e4 [ 1328.221865][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.221968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1328.222021][ T32] r4:e0721dc0 [ 1328.222069][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.222168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.222223][ T32] r4:00000000 [ 1328.222271][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.222432][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.222493][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.222909][ T32] r5:00001000 r4:ee903000 [ 1328.223207][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.223321][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.223413][ T32] r5:8602278c r4:86022400 [ 1328.223454][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.223535][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.223571][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.223663][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.223720][ T32] r4:847da580 [ 1328.223773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.223900][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.223963][ T32] r4:00000001 [ 1328.223996][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.224053][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.224099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.224144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.224235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1328.224742][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.225100][ T32] r4:8512b000 [ 1328.225153][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.225244][ T32] r5:8512b000 r4:829187f0 [ 1328.225292][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.225382][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.225506][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1328.225555][ T32] r4:00000000 [ 1328.225589][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.225655][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.225714][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.225779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0040 [ 1328.225828][ T32] r4:00000000 [ 1328.225866][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.225993][ T32] r9:83018005 r8:8512b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1328.226032][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.226100][ T32] r5:00001000 r4:e0625000 [ 1328.226133][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.226207][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.226276][ T32] r5:8507e38c r4:8507e000 [ 1328.226308][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.226380][ T32] r7:dddced40 r6:83018000 r5:8507e38c r4:849b5500 [ 1328.226414][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.226487][ T32] r10:61c88647 r9:8512b000 r8:849b552c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.226522][ T32] r4:849b5500 ** 2 printk messages dropped ** [ 1328.226675][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.226876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.238979][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 10 printk messages dropped ** [ 1328.239507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 6 printk messages dropped ** [ 1328.239825][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.240369][ T32] r4:847da580 ** 5 printk messages dropped ** [ 1328.240675][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.241073][ T32] task:kworker/0:177 state:D stack:0 pid:4130 tgid:4130 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.241524][ T32] r5:8512bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1328.241752][ T32] r4:00000000 [ 1328.241784][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.241845][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.241902][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.241977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0280 [ 1328.242013][ T32] r4:00000000 [ 1328.242043][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.242115][ T32] r9:83018005 r8:8512bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1328.242148][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.242228][ T32] r5:00001000 r4:e0643000 [ 1328.242265][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.242328][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.242393][ T32] r5:8507e78c r4:8507e400 [ 1328.242425][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.242495][ T32] r7:dddced40 r6:83018000 r5:8507e78c r4:849b5580 [ 1328.242528][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.242598][ T32] r10:61c88647 r9:8512bc00 r8:849b55ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.242633][ T32] r4:849b5580 [ 1328.242663][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.242731][ T32] r10:00000000 r9:849b5580 r8:8027ed34 r7:eab39e60 r6:847df400 r5:8512bc00 [ 1328.242767][ T32] r4:00000001 [ 1328.242798][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.242852][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1328.242893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.242964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.243012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.243978][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.244691][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1328.245104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 5 printk messages dropped ** [ 1328.245433][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 10 printk messages dropped ** [ 1328.246024][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.246112][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.246153][ T32] r4:00000001 [ 1328.246186][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.246277][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.246335][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.246383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.246427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.246472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.246507][ T32] r4:847cce40 [ 1328.246583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.246628][ T32] INFO: task kworker/0:178:4132 blocked for more than 454 seconds. [ 1328.246675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.246713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.246746][ T32] task:kworker/0:178 state:D stack:0 pid:4132 tgid:4132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.246818][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.246896][ T32] Call trace: [ 1328.246996][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.247098][ T32] r10:829187f4 r9:eab61d84 r8:00000002 r7:60000113 r6:eab61d8c r5:8512c800 [ 1328.247166][ T32] r4:8512c800 [ 1328.247204][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.247269][ T32] r5:8512c800 r4:829187f0 [ 1328.247301][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.247362][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.247434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1328.247468][ T32] r4:00000000 [ 1328.247512][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.247626][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.247712][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.247789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0440 [ 1328.247837][ T32] r4:00000000 [ 1328.247870][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.247946][ T32] r9:83018005 r8:8512c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1328.247981][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.248047][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1328.259219][ T32] r10:61c88647 r9:8512c800 r8:849b562c r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1328.261151][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1328.261372][ T32] r4:82ac11e4 [ 1328.261409][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.261479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1328.261515][ T32] r4:e0721dc0 [ 1328.261547][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.261613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.261648][ T32] r4:00000000 [ 1328.261679][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.261749][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.261782][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.261848][ T32] r5:00001000 r4:ee903000 [ 1328.261879][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.261945][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.262020][ T32] r5:8602278c r4:86022400 [ 1328.262055][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.262288][ T32] r4:847da580 ** 1 printk messages dropped ** [ 1328.262390][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 5 printk messages dropped ** [ 1328.262662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1328.262819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1328.263087][ T32] task:kworker/0:179 state:D stack:0 pid:4134 tgid:4134 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.263562][ T32] r5:8512d400 r4:829187f0 [ 1328.263618][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.263697][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.263773][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 [ 1328.263825][ T32] r4:00000000 [ 1328.263858][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.263944][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.264006][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.264072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0500 [ 1328.264127][ T32] r4:00000000 [ 1328.264161][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.264233][ T32] r9:83018005 r8:8512d400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1328.264267][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.264332][ T32] r5:00001000 r4:e06e9000 [ 1328.264363][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.264440][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.264529][ T32] r5:8507ef8c r4:8507ec00 [ 1328.264579][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.264690][ T32] r7:dddced40 r6:83018000 r5:8507ef8c r4:849b5680 [ 1328.264749][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.264855][ T32] r10:61c88647 r9:8512d400 r8:849b56ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.264913][ T32] r4:849b5680 [ 1328.264969][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.265066][ T32] r10:00000000 r9:849b5680 r8:8027ed34 r7:eab39e60 r6:847df500 r5:8512d400 [ 1328.265121][ T32] r4:00000001 [ 1328.265189][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.265276][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 1328.265336][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.265403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.265465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.265530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1328.266186][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.266602][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 3 printk messages dropped ** [ 1328.266770][ T32] r5:80070013 r4:80239bd0 ** 3 printk messages dropped ** [ 1328.267024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 3 printk messages dropped ** [ 1328.267217][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.267325][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 1 printk messages dropped ** [ 1328.267427][ T32] r5:00001000 r4:ee903000 [ 1328.267458][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.267517][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.267581][ T32] r5:8602278c r4:86022400 [ 1328.267612][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.267683][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.267717][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.267787][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.267823][ T32] r4:847da580 [ 1328.267853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.267930][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.267970][ T32] r4:00000001 [ 1328.268018][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.291569][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.291791][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.291865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.291956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.292040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.292096][ T32] r4:847cce40 [ 1328.292153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.292220][ T32] INFO: task kworker/0:180:4136 blocked for more than 454 seconds. [ 1328.292297][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.292356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1328.292959][ T32] r4:8512e000 ** 1 printk messages dropped ** [ 1328.293104][ T32] r5:8512e000 r4:829187f0 [ 1328.293160][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.293266][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.293452][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.293605][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1328.294052][ T32] r9:83018005 r8:8512e000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 3 printk messages dropped ** [ 1328.294384][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.294842][ T32] r10:61c88647 r9:8512e000 r8:849b572c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1328.295149][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.295449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.295512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.295598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.295676][ T32] r4:847d0580 [ 1328.296535][ T32] INFO: task kworker/0:180:4136 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.296613][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.296762][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.296886][ T32] Call trace: [ 1328.296976][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.297081][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.297136][ T32] r4:00000000 [ 1328.297190][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.297285][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.297353][ T32] 1d20: bfb69000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1328.297422][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1328.297478][ T32] 1d60: 80070013 ffffffff [ 1328.297533][ T32] r5:80070013 r4:80239bd0 [ 1328.297584][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.297677][ T32] r4:82ac11e4 [ 1328.297726][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.297820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1328.297875][ T32] r4:e0721dc0 [ 1328.297935][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.298030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.320157][ T32] r4:00000000 [ 1328.320256][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.320341][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.320371][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.320449][ T32] r5:00001000 r4:ee903000 [ 1328.320477][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.320527][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.320579][ T32] r5:8602278c r4:86022400 [ 1328.320603][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.320653][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.320674][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.320718][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.320740][ T32] r4:847da580 [ 1328.320760][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.320803][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.320825][ T32] r4:00000001 [ 1328.320845][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.320905][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.320946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.320997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.321028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.321058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.321105][ T32] r4:847cce40 [ 1328.321132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.321185][ T32] INFO: task kworker/0:181:4139 blocked for more than 454 seconds. [ 1328.321249][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.321303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.321352][ T32] task:kworker/0:181 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.321486][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.321789][ T32] r10:829187f4 r9:eab75d84 r8:00000002 r7:60000113 r6:eab75d8c r5:850b6000 ** 9 printk messages dropped ** [ 1328.322217][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1328.322656][ T32] r10:61c88647 r9:850b6000 r8:849b57ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.322962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.323880][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 8 printk messages dropped ** [ 1328.324194][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1328.324353][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 6 printk messages dropped ** [ 1328.324636][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.324657][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.324727][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.324792][ T32] r4:847da580 [ 1328.324896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.325019][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.325075][ T32] r4:00000001 [ 1328.325128][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.325209][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.325273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.325353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.325412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.325448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.325492][ T32] r4:847cce40 [ 1328.325546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.325581][ T32] INFO: task kworker/1:332:4140 blocked for more than 454 seconds. [ 1328.325615][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.325642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.325666][ T32] task:kworker/1:332 state:D stack:0 pid:4140 tgid:4140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.325747][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.325804][ T32] Call trace: [ 1328.325842][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.325896][ T32] r10:829187f4 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:850b3c00 [ 1328.325925][ T32] r4:850b3c00 [ 1328.325964][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.326013][ T32] r5:850b3c00 r4:829187f0 [ 1328.326037][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.326082][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.326136][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1328.326162][ T32] r4:00000000 [ 1328.326194][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.326240][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.326283][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.326332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec3c0 [ 1328.326358][ T32] r4:00000000 [ 1328.326407][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.326462][ T32] r9:83018205 r8:850b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1328.326486][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.326535][ T32] r5:00001000 r4:e075b000 [ 1328.326559][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.326605][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1328.326669][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.326762][ T32] r7:ddde2d40 r6:83018200 r5:850cd38c r4:847df680 [ 1328.326787][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.326831][ T32] r10:61c88647 r9:850b3c00 r8:847df6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.326853][ T32] r4:847df680 [ 1328.326872][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.326955][ T32] r10:00000000 r9:847df680 r8:8027ed34 r7:eaaf9e60 r6:847df700 r5:850b3c00 [ 1328.326994][ T32] r4:00000001 [ 1328.327027][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.327065][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1328.327090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.327132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.327161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.327197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.327219][ T32] r4:847ec0c0 [ 1328.327533][ T32] INFO: task kworker/1:332:4140 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.327568][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.327663][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.327713][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.327852][ T32] r4:00000000 ** 15 printk messages dropped ** [ 1328.348962][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 31 printk messages dropped ** [ 1328.350423][ T32] r5:8512ec00 r4:829187f0 ** 5 printk messages dropped ** [ 1328.350621][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 25 printk messages dropped ** [ 1328.352253][ T32] INFO: task kworker/1:333:4143 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 28 printk messages dropped ** [ 1328.353619][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 22 printk messages dropped ** [ 1328.354597][ T32] r4:85130000 ** 1 printk messages dropped ** [ 1328.354689][ T32] r5:85130000 r4:829187f0 ** 13 printk messages dropped ** [ 1328.355328][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 20 printk messages dropped ** [ 1328.357783][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.358028][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.384321][ T32] 1d20: c0218000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1328.384414][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1328.384472][ T32] 1d60: 80070013 ffffffff [ 1328.384523][ T32] r5:80070013 r4:80239bd0 [ 1328.384548][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.384623][ T32] r4:82ac11e4 [ 1328.384648][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.384691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1328.384715][ T32] r4:e0721dc0 [ 1328.384828][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.384909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.384966][ T32] r4:00000000 [ 1328.384991][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.385185][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.385213][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.385259][ T32] r5:00001000 r4:ee903000 [ 1328.385279][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.385503][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.385551][ T32] r5:8602278c r4:86022400 ** 10 printk messages dropped ** [ 1328.386568][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1328.387224][ T32] r5:85130c00 r4:829187f0 ** 2 printk messages dropped ** [ 1328.387468][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab81e08 ** 8 printk messages dropped ** [ 1328.388022][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.399144][ T32] r10:00000000 r9:849b5800 r8:8027ed34 r7:eab75e60 r6:847df980 r5:85130c00 ** 8 printk messages dropped ** [ 1328.399919][ T32] INFO: task kworker/0:182:4145 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 13 printk messages dropped ** [ 1328.400778][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1328.400947][ T32] r4:e0721dc0 ** 6 printk messages dropped ** [ 1328.401282][ T32] r5:00001000 r4:ee903000 ** 6 printk messages dropped ** [ 1328.401797][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1328.402042][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.402657][ T32] r10:829187f4 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:85131800 ** 8 printk messages dropped ** [ 1328.403058][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 21 printk messages dropped ** [ 1328.403889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1328.405052][ T32] r4:e0721dc0 ** 11 printk messages dropped ** [ 1328.405463][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 17 printk messages dropped ** [ 1328.406255][ T32] task:kworker/1:336 state:D stack:0 pid:4151 tgid:4151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.406303][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.406382][ T32] Call trace: [ 1328.406415][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.406459][ T32] r10:829187f4 r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:85132400 [ 1328.406481][ T32] r4:85132400 [ 1328.406500][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.406551][ T32] r5:85132400 r4:829187f0 [ 1328.406586][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.406628][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.406672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1328.406694][ T32] r4:00000000 [ 1328.406712][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.406748][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.406784][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.406823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84759580 [ 1328.406844][ T32] r4:00000000 [ 1328.406862][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.406904][ T32] r9:83018205 r8:85132400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1328.407002][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.407075][ T32] r5:00001000 r4:dfe89000 [ 1328.407120][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.407162][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.407208][ T32] r5:850cfb8c r4:850cf800 [ 1328.407228][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.407291][ T32] r7:ddde2d40 r6:83018200 r5:850cfb8c r4:847dfb00 [ 1328.407319][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.407364][ T32] r10:61c88647 r9:85132400 r8:847dfb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.407385][ T32] r4:847dfb00 [ 1328.407404][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.407445][ T32] r10:00000000 r9:847dfb00 r8:8027ed34 r7:eab7de60 r6:847dfb80 r5:85132400 [ 1328.407466][ T32] r4:00000001 [ 1328.407484][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.407517][ T32] Exception stack(0xeab89fb0 to 0xeab89ff8) [ 1328.407542][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.407570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.407595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.407672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.407698][ T32] r4:847ec840 [ 1328.407967][ T32] INFO: task kworker/1:336:4151 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.407999][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1328.430730][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1328.431293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.431719][ T32] r5:85133000 r4:829187f0 ** 7 printk messages dropped ** [ 1328.431975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b6ec0 ** 20 printk messages dropped ** [ 1328.432872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1328.434169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 28 printk messages dropped ** [ 1328.435428][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.435722][ T32] r5:85133c00 r4:829187f0 [ 1328.435764][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.435826][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.435877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1328.435900][ T32] r4:00000000 [ 1328.435936][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.435976][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.436011][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.436069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0ec0 [ 1328.436115][ T32] r4:00000000 [ 1328.436137][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.436216][ T32] r9:83018005 r8:85133c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1328.436262][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.436327][ T32] r5:00001000 r4:eab9f000 [ 1328.436369][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.436412][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.436452][ T32] r5:8516838c r4:85168000 [ 1328.436471][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.436512][ T32] r7:dddced40 r6:83018000 r5:8516838c r4:849b5880 [ 1328.436530][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.436601][ T32] r10:61c88647 r9:85133c00 r8:849b58ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.436627][ T32] r4:849b5880 [ 1328.436665][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.436711][ T32] r10:00000000 r9:849b5880 r8:8027ed34 r7:eab81e60 r6:847dfd00 r5:85133c00 [ 1328.436772][ T32] r4:00000001 [ 1328.436814][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.436882][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1328.436911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.436969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.437011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.437040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.437061][ T32] r4:847d0c80 [ 1328.437394][ T32] INFO: task kworker/0:183:4155 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.437475][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.437593][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.437652][ T32] Call trace: [ 1328.437681][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.437728][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.437750][ T32] r4:00000000 [ 1328.437785][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.437878][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.437914][ T32] 1d20: c0be0000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1328.437943][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1328.437966][ T32] 1d60: 80070013 ffffffff [ 1328.437989][ T32] r5:80070013 r4:80239bd0 [ 1328.438009][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.438048][ T32] r4:82ac11e4 [ 1328.470474][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.470702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1328.470756][ T32] r4:e0721dc0 [ 1328.470804][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.470951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.471013][ T32] r4:00000000 [ 1328.471057][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.471157][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.471233][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.471334][ T32] r5:00001000 r4:ee903000 [ 1328.471380][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.471460][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.471542][ T32] r5:8602278c r4:86022400 [ 1328.471586][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.471682][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.471729][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.471819][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.471864][ T32] r4:847da580 [ 1328.471940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.472043][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.472095][ T32] r4:00000001 [ 1328.472144][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.472232][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.472298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.472367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.472427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.472487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.472541][ T32] r4:847cce40 [ 1328.472590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.472673][ T32] INFO: task kworker/0:184:4157 blocked for more than 454 seconds. [ 1328.472746][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.472806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.472858][ T32] task:kworker/0:184 state:D stack:0 pid:4157 tgid:4157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.472973][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.473067][ T32] Call trace: [ 1328.473137][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.473244][ T32] r10:829187f4 r9:eabb1d84 r8:00000002 r7:60000013 r6:eabb1d8c r5:85134800 [ 1328.473297][ T32] r4:85134800 [ 1328.473340][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.473421][ T32] r5:85134800 r4:829187f0 [ 1328.473465][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.473544][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.473638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1328.473691][ T32] r4:00000000 [ 1328.473740][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.473839][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.473932][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.474022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0780 [ 1328.474069][ T32] r4:00000000 [ 1328.474110][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.474209][ T32] r9:83018005 r8:85134800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1328.474255][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.474340][ T32] r5:00001000 r4:eabc3000 [ 1328.474381][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.474463][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.474536][ T32] r5:85168b8c r4:85168800 [ 1328.474559][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.474603][ T32] r7:dddced40 r6:83018000 r5:85168b8c r4:849b5900 [ 1328.474622][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.474666][ T32] r10:61c88647 r9:85134800 r8:849b592c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.474736][ T32] r4:849b5900 [ 1328.474758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.474802][ T32] r10:00000000 r9:849b5900 r8:8027ed34 r7:eaba5e60 r6:847dfd80 r5:85134800 [ 1328.474823][ T32] r4:00000001 [ 1328.474841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.474873][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1328.474898][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.474978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.475013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.475041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.475062][ T32] r4:847d0c80 [ 1328.475582][ T32] INFO: task kworker/0:184:4157 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.475620][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.475689][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.475741][ T32] Call trace: [ 1328.475771][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.475818][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.475840][ T32] r4:00000000 [ 1328.475859][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.475896][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.475925][ T32] 1d20: c168d000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1328.475952][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1328.475974][ T32] 1d60: 80070013 ffffffff [ 1328.476008][ T32] r5:80070013 r4:80239bd0 [ 1328.476031][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.476071][ T32] r4:82ac11e4 [ 1328.476090][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.476130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1328.476151][ T32] r4:e0721dc0 [ 1328.476189][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.476234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.476258][ T32] r4:00000000 [ 1328.476276][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.476319][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.476340][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.476380][ T32] r5:00001000 r4:ee903000 [ 1328.476399][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.476448][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.476493][ T32] r5:8602278c r4:86022400 [ 1328.476511][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.476555][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.476576][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.476619][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.476640][ T32] r4:847da580 [ 1328.476659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.476701][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.476747][ T32] r4:00000001 [ 1328.476767][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.476813][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.476841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.476868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.476892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.476986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.477010][ T32] r4:847cce40 [ 1328.477031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.477054][ T32] INFO: task kworker/0:185:4158 blocked for more than 454 seconds. [ 1328.477082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.477114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.477138][ T32] task:kworker/0:185 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.477197][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.477274][ T32] Call trace: [ 1328.477303][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.477346][ T32] r10:829187f4 r9:eabb5d84 r8:00000002 r7:60000013 r6:eabb5d8c r5:85136000 [ 1328.477368][ T32] r4:85136000 [ 1328.477402][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.477485][ T32] r5:85136000 r4:829187f0 [ 1328.477507][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.477546][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.477589][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1328.477610][ T32] r4:00000000 [ 1328.477628][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.477663][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.477697][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.477750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0a00 [ 1328.477775][ T32] r4:00000000 [ 1328.477793][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.477836][ T32] r9:83018005 r8:85136000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1328.477868][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.477911][ T32] r5:00001000 r4:eabb7000 [ 1328.477940][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.477981][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.478021][ T32] r5:8516878c r4:85168400 [ 1328.478040][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.494974][ T32] r7:dddced40 r6:83018000 r5:8516878c r4:849b5980 [ 1328.495120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.495265][ T32] r10:61c88647 r9:85136000 r8:849b59ac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1328.496783][ T32] INFO: task kworker/0:185:4158 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 19 printk messages dropped ** [ 1328.497835][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.519478][ T32] r5:8602278c r4:86022400 ** 4 printk messages dropped ** [ 1328.519676][ T32] r4:847da580 ** 7 printk messages dropped ** [ 1328.520099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.520537][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.521189][ T32] r5:85135400 r4:829187f0 [ 1328.521225][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.521485][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1328.521595][ T32] r4:00000000 [ 1328.521628][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.521733][ T32] r9:83018005 r8:85135400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1328.521776][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.521846][ T32] r5:00001000 r4:df9fb000 [ 1328.521881][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.521955][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.522023][ T32] r5:8516938c r4:85169000 [ 1328.522057][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.522156][ T32] r7:dddced40 r6:83018000 r5:8516938c r4:849b5a00 [ 1328.522228][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.522306][ T32] r10:61c88647 r9:85135400 r8:849b5a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.522345][ T32] r4:849b5a00 [ 1328.522377][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.522447][ T32] r10:00000000 r9:849b5a00 r8:8027ed34 r7:eabb1e60 r6:847dfe80 r5:85135400 [ 1328.522484][ T32] r4:00000001 [ 1328.522518][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.522575][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1328.522645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.522697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.522741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.522903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.522983][ T32] r4:847d0ac0 [ 1328.523703][ T32] INFO: task kworker/0:186:4160 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.523758][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.523849][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.524030][ T32] Call trace: [ 1328.524089][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.524169][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.524210][ T32] r4:00000000 [ 1328.524243][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1328.524573][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1328.525183][ T32] r5:00001000 r4:ee903000 ** 4 printk messages dropped ** [ 1328.525594][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 8 printk messages dropped ** [ 1328.526154][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.526550][ T32] task:kworker/0:187 state:D stack:0 pid:4163 tgid:4163 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.527028][ T32] r5:85136c00 r4:829187f0 [ 1328.527090][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1328.527701][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1328.541120][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 32 printk messages dropped ** [ 1328.542523][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 19 printk messages dropped ** [ 1328.543479][ T32] r5:85138c00 r4:829187f0 [ 1328.543500][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.543540][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.543584][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 [ 1328.543605][ T32] r4:00000000 [ 1328.543629][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.543698][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.543737][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.543777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bb300 [ 1328.543798][ T32] r4:00000000 [ 1328.543817][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.543896][ T32] r9:83018005 r8:85138c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1328.543929][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.543971][ T32] r5:00001000 r4:dfa1f000 [ 1328.544023][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.544092][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.544172][ T32] r5:8516978c r4:85169400 [ 1328.544194][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.544237][ T32] r7:dddced40 r6:83018000 r5:8516978c r4:849b5b00 [ 1328.544256][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.544324][ T32] r10:61c88647 r9:85138c00 r8:849b5b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.544652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.545306][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.545546][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1328.545857][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.546091][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.546380][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.546425][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.546445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.546488][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.546566][ T32] r4:847da580 [ 1328.546589][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.546633][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.546654][ T32] r4:00000001 [ 1328.546703][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.546740][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.546766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.546792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.546818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.546845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.546908][ T32] r4:847cce40 [ 1328.546982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.547038][ T32] INFO: task kworker/0:189:4168 blocked for more than 455 seconds. [ 1328.547072][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.547135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.547162][ T32] task:kworker/0:189 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.547208][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.547248][ T32] Call trace: ** 1 printk messages dropped ** [ 1328.547341][ T32] r10:829187f4 r9:ea9e5d84 r8:00000002 r7:60000013 r6:ea9e5d8c r5:85138000 ** 2 printk messages dropped ** [ 1328.547480][ T32] r5:85138000 r4:829187f0 ** 1 printk messages dropped ** [ 1328.547543][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 26 printk messages dropped ** [ 1328.567182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1328.607064][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1328.607523][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1328.632949][ T32] r4:847da580 ** 14 printk messages dropped ** [ 1328.634022][ T32] task:kworker/0:190 state:D stack:0 pid:4169 tgid:4169 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1328.636386][ T32] r10:61c88647 r9:8513a400 r8:849b5c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 28 printk messages dropped ** [ 1328.662947][ T32] r4:e0721dc0 ** 14 printk messages dropped ** [ 1328.664748][ T32] r4:847da580 ** 7 printk messages dropped ** [ 1328.707067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.708271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.718961][ T32] r4:847cce40 [ 1328.719046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.719108][ T32] INFO: task kworker/0:191:4171 blocked for more than 455 seconds. [ 1328.719175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.719228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.719272][ T32] task:kworker/0:191 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.719382][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.719498][ T32] Call trace: [ 1328.719565][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.719688][ T32] r10:829187f4 r9:eaa05d84 r8:00000002 r7:60000113 r6:eaa05d8c r5:8513bc00 [ 1328.719743][ T32] r4:8513bc00 [ 1328.719855][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.719953][ T32] r5:8513bc00 r4:829187f0 [ 1328.720019][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.720105][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.720243][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 [ 1328.720297][ T32] r4:00000000 [ 1328.720337][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.720412][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1328.720489][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.720571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bb800 [ 1328.720618][ T32] r4:00000000 [ 1328.720658][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.720768][ T32] r9:83018005 r8:8513bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1328.720820][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.720931][ T32] r5:00001000 r4:dfd39000 [ 1328.720984][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.721064][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.721144][ T32] r5:8516a78c r4:8516a400 [ 1328.721188][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.721305][ T32] r7:dddced40 r6:83018000 r5:8516a78c r4:849b5c80 [ 1328.721356][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.721503][ T32] r10:61c88647 r9:8513bc00 r8:849b5cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.721572][ T32] r4:849b5c80 [ 1328.721621][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.721766][ T32] r10:00000000 r9:849b5c80 r8:8027ed34 r7:ea9e5e60 r6:845db100 r5:8513bc00 ** 6 printk messages dropped ** [ 1328.722256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1328.724121][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1328.724632][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1328.725237][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1328.726076][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1328.726790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.727543][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.728010][ T32] r5:8513b000 r4:829187f0 ** 1 printk messages dropped ** [ 1328.749296][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.750909][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.752073][ T32] r4:849b5d00 ** 9 printk messages dropped ** [ 1328.753396][ T32] r4:847bb440 ** 12 printk messages dropped ** [ 1328.789578][ T32] r5:80070013 r4:80239bd0 ** 14 printk messages dropped ** [ 1328.790836][ T32] r5:8602278c r4:86022400 ** 11 printk messages dropped ** [ 1328.791670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1328.793209][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1328.793638][ T32] r5:8513e000 r4:829187f0 ** 3 printk messages dropped ** [ 1328.793928][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.794450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bb900 ** 9 printk messages dropped ** [ 1328.795478][ T32] r7:dddced40 r6:83018000 r5:8516ab8c r4:849b5d80 ** 3 printk messages dropped ** [ 1328.795853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.795999][ T32] r10:00000000 r9:849b5d80 r8:8027ed34 r7:eaa05e60 r6:845db200 r5:8513e000 [ 1328.796056][ T32] r4:00000001 [ 1328.796135][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.796221][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1328.796273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.796328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.796415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.796479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.796524][ T32] r4:847bb4c0 [ 1328.797387][ T32] INFO: task kworker/0:193:4176 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.797459][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.797569][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.797697][ T32] Call trace: [ 1328.797768][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.797862][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.797910][ T32] r4:00000000 [ 1328.797959][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.798070][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.818853][ T32] 1d20: c48e4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1328.819057][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1328.819108][ T32] 1d60: 80070013 ffffffff [ 1328.819158][ T32] r5:80070013 r4:80239bd0 [ 1328.819203][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.819340][ T32] r4:82ac11e4 [ 1328.819418][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.819504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1328.819548][ T32] r4:e0721dc0 [ 1328.819588][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.819668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.819711][ T32] r4:00000000 [ 1328.819783][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.819875][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.819925][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.820009][ T32] r5:00001000 r4:ee903000 [ 1328.820093][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.820174][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.820288][ T32] r5:8602278c r4:86022400 [ 1328.820334][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.820457][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.820503][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.820588][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.820631][ T32] r4:847da580 [ 1328.820723][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.820811][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.820853][ T32] r4:00000001 [ 1328.820909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.820991][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.821044][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.821096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.821180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.821240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1328.822216][ T32] r10:829187f4 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:8513d400 ** 2 printk messages dropped ** [ 1328.822372][ T32] r5:8513d400 r4:829187f0 ** 1 printk messages dropped ** [ 1328.822519][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1328.823142][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1328.824074][ T32] r10:61c88647 r9:8513d400 r8:849b5e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 24 printk messages dropped ** [ 1328.827459][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 33 printk messages dropped ** [ 1328.870751][ T32] task:kworker/0:195 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.871644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bbc40 [ 1328.871666][ T32] r4:00000000 [ 1328.871718][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.871766][ T32] r9:83018005 r8:85139800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1328.871788][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.871831][ T32] r5:00001000 r4:e00df000 [ 1328.871851][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.871958][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.872006][ T32] r5:8516b38c r4:8516b000 [ 1328.872026][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.872068][ T32] r7:dddced40 r6:83018000 r5:8516b38c r4:849b5e80 [ 1328.872089][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.872132][ T32] r10:61c88647 r9:85139800 r8:849b5eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.872153][ T32] r4:849b5e80 [ 1328.872175][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.872218][ T32] r10:00000000 r9:849b5e80 r8:8027ed34 r7:eaa55e60 r6:845db300 r5:85139800 [ 1328.872240][ T32] r4:00000001 [ 1328.872259][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.872292][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 1328.872321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.872348][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.872373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.872462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.872488][ T32] r4:847bb700 [ 1328.872981][ T32] INFO: task kworker/0:195:4180 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1328.873016][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.874057][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.874819][ T32] Call trace: [ 1328.874854][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.874904][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1328.874963][ T32] r4:00000000 [ 1328.874997][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.875037][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1328.875865][ T32] 1d20: c52a6000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1328.875900][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1328.875933][ T32] 1d60: 80070013 ffffffff [ 1328.875958][ T32] r5:80070013 r4:80239bd0 [ 1328.875979][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1328.877048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 10 printk messages dropped ** [ 1328.909750][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1328.913123][ T32] r5:8513ec00 r4:829187f0 ** 9 printk messages dropped ** [ 1328.914347][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1328.915185][ T32] r10:61c88647 r9:8513ec00 r8:849b5f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1328.915541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1328.917356][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1328.917885][ T32] r4:e0721dc0 [ 1328.917922][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1328.917981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1328.918294][ T32] r4:00000000 [ 1328.948799][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1328.948894][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1328.948926][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.948974][ T32] r5:00001000 r4:ee903000 [ 1328.949105][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1328.949169][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.949216][ T32] r5:8602278c r4:86022400 [ 1328.949236][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.949282][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1328.950106][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.950163][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.950187][ T32] r4:847da580 [ 1328.950233][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.950979][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1328.951010][ T32] r4:00000001 [ 1328.951030][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.951067][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.951748][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.951783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.951811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.952410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.952439][ T32] r4:847cce40 [ 1328.952462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.953103][ T32] INFO: task kworker/0:197:4183 blocked for more than 455 seconds. [ 1328.954102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.954134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.954830][ T32] task:kworker/0:197 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.957382][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.958067][ T32] Call trace: [ 1328.989316][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.989481][ T32] r10:829187f4 r9:eaa9dd84 r8:00000002 r7:60000113 r6:eaa9dd8c r5:85140000 ** 2 printk messages dropped ** [ 1328.989878][ T32] r5:85140000 r4:829187f0 [ 1328.989905][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.990945][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.993383][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.995103][ T32] r5:8516b78c r4:8516b400 ** 5 printk messages dropped ** [ 1328.996165][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.030735][ T32] INFO: task kworker/0:197:4183 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 15 printk messages dropped ** [ 1329.037109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 23 printk messages dropped ** [ 1329.082054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1329.083231][ T32] r5:85142400 r4:829187f0 ** 11 printk messages dropped ** [ 1329.083820][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1329.085522][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.085621][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.085671][ T32] Call trace: [ 1329.085761][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.085818][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.085881][ T32] r4:00000000 [ 1329.085905][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.085945][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.086006][ T32] 1d20: c6a9b000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.086069][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.086096][ T32] 1d60: 80070013 ffffffff [ 1329.086152][ T32] r5:80070013 r4:80239bd0 [ 1329.086225][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.086275][ T32] r4:82ac11e4 [ 1329.086297][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.086340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.086389][ T32] r4:e0721dc0 [ 1329.086411][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.086491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.086516][ T32] r4:00000000 [ 1329.086570][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.086647][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.086706][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.086789][ T32] r5:00001000 r4:ee903000 [ 1329.086866][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.086909][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.086989][ T32] r5:8602278c r4:86022400 [ 1329.087011][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.087692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1329.102021][ T32] r5:85143000 r4:829187f0 ** 3 printk messages dropped ** [ 1329.102215][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.102487][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.102869][ T32] r5:8516c38c r4:8516c000 ** 5 printk messages dropped ** [ 1329.103194][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1329.103636][ T32] r4:847bbe00 ** 6 printk messages dropped ** [ 1329.104510][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.104864][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 18 printk messages dropped ** [ 1329.105933][ T32] r4:847da580 ** 15 printk messages dropped ** [ 1329.106722][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.107108][ T32] r5:85143c00 r4:829187f0 ** 1 printk messages dropped ** [ 1329.107168][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.107704][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.108125][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1329.125573][ T32] r4:847bbe00 ** 6 printk messages dropped ** [ 1329.126596][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.126949][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1329.127198][ T32] r4:e0721dc0 [ 1329.127220][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.127276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.127301][ T32] r4:00000000 [ 1329.127320][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.127365][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.127386][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.127426][ T32] r5:00001000 r4:ee903000 [ 1329.127445][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.127514][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.127645][ T32] r5:8602278c r4:86022400 [ 1329.127705][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.127764][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.127785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.127828][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.127887][ T32] r4:847da580 [ 1329.127946][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.127994][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.128068][ T32] r4:00000001 [ 1329.141838][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.141963][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.142032][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.142092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.142124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.142188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.142251][ T32] r4:847cce40 [ 1329.142291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.142328][ T32] INFO: task kworker/0:201:4191 blocked for more than 455 seconds. [ 1329.142362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.142387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.142408][ T32] task:kworker/0:201 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.142463][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.142571][ T32] Call trace: [ 1329.142607][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.142671][ T32] r10:829187f4 r9:eaa2dd84 r8:00000002 r7:60000013 r6:eaa2dd8c r5:8450a400 [ 1329.142697][ T32] r4:8450a400 [ 1329.142726][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.142776][ T32] r5:8450a400 r4:829187f0 [ 1329.142826][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.142877][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.142921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa2de08 [ 1329.142987][ T32] r4:00000000 [ 1329.143008][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.143047][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.143125][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.143172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e80c0 [ 1329.143195][ T32] r4:00000000 [ 1329.143213][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.143272][ T32] r9:83018005 r8:8450a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1329.143297][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.143339][ T32] r5:00001000 r4:e8889000 ** 2 printk messages dropped ** [ 1329.143511][ T32] r5:8516c78c r4:8516c400 ** 15 printk messages dropped ** [ 1329.144797][ T32] INFO: task kworker/0:201:4191 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 12 printk messages dropped ** [ 1329.145683][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.145743][ T32] r4:82ac11e4 [ 1329.145765][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.145808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.145870][ T32] r4:e0721dc0 [ 1329.145894][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.145936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.145959][ T32] r4:00000000 [ 1329.145978][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.146021][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.146042][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.146127][ T32] r5:00001000 r4:ee903000 [ 1329.146151][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.146190][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.146229][ T32] r5:8602278c r4:86022400 [ 1329.146283][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.146332][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.146353][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.146396][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.146417][ T32] r4:847da580 [ 1329.146435][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.146477][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.146498][ T32] r4:00000001 [ 1329.146548][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.146589][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.146615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.146682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.146754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.146788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1329.146888][ T32] INFO: task kworker/0:202:4194 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.148006][ T32] r5:8450b000 r4:829187f0 [ 1329.148030][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.155528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e08 ** 25 printk messages dropped ** [ 1329.156602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1329.157920][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1329.171096][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.171502][ T32] r5:8602278c r4:86022400 ** 4 printk messages dropped ** [ 1329.171696][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1329.172052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.172296][ T32] task:kworker/0:203 state:D stack:0 pid:4196 tgid:4196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.172353][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.172397][ T32] Call trace: [ 1329.172427][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.172503][ T32] r10:829187f4 r9:eab0dd84 r8:00000002 r7:60000013 r6:eab0dd8c r5:8450bc00 [ 1329.172529][ T32] r4:8450bc00 [ 1329.172549][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.172617][ T32] r5:8450bc00 r4:829187f0 [ 1329.172652][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.172694][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.172748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1329.172800][ T32] r4:00000000 [ 1329.172822][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.172869][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.172943][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.173016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519e600 [ 1329.173042][ T32] r4:00000000 [ 1329.173060][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.173103][ T32] r9:83018005 r8:8450bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1329.173125][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.173167][ T32] r5:00001000 r4:eaa0d000 [ 1329.173200][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.173241][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.173314][ T32] r5:8516d78c r4:8516d400 [ 1329.173336][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.173422][ T32] r7:dddced40 r6:83018000 r5:8516d78c r4:849a4380 [ 1329.173445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.173489][ T32] r10:61c88647 r9:8450bc00 r8:849a43ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.173510][ T32] r4:849a4380 [ 1329.173528][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.173603][ T32] r10:00000000 r9:849a4380 r8:8027ed34 r7:eab01e60 r6:849a4400 r5:8450bc00 [ 1329.173628][ T32] r4:00000001 [ 1329.173647][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.173680][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) ** 5 printk messages dropped ** [ 1329.174397][ T32] INFO: task kworker/0:203:4196 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 12 printk messages dropped ** [ 1329.175044][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1329.175532][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1329.175819][ T32] r4:847da580 [ 1329.175838][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.175887][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.175910][ T32] r4:00000001 [ 1329.175929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.176025][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.176056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.176083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.176113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.176169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.176236][ T32] r4:847cce40 [ 1329.176258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.176313][ T32] INFO: task kworker/0:204:4198 blocked for more than 455 seconds. ** 2 printk messages dropped ** [ 1329.176415][ T32] task:kworker/0:204 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.176933][ T32] r5:8450c800 r4:829187f0 ** 1 printk messages dropped ** [ 1329.177055][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1329.177634][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 27 printk messages dropped ** [ 1329.203171][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 30 printk messages dropped ** [ 1329.204640][ T32] INFO: task kworker/0:205:4200 blocked for more than 455 seconds. ** 16 printk messages dropped ** [ 1329.205483][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1329.205943][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.206013][ T32] r7:dddced40 r6:83018000 r5:8516db8c r4:849a4580 [ 1329.206036][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.206124][ T32] r10:61c88647 r9:85144800 r8:849a45ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.206150][ T32] r4:849a4580 [ 1329.206195][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.206241][ T32] r10:00000000 r9:849a4580 r8:8027ed34 r7:eab0de60 r6:845db600 r5:85144800 [ 1329.206289][ T32] r4:00000001 [ 1329.206310][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.206388][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1329.206417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.206447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.206475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.206502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.206522][ T32] r4:8519e480 [ 1329.207016][ T32] INFO: task kworker/0:205:4200 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.207083][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.207201][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.207319][ T32] Call trace: [ 1329.207420][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.207471][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.207527][ T32] r4:00000000 [ 1329.207561][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.207600][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.207657][ T32] 1d20: c86fc000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.207688][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.207713][ T32] 1d60: 80070013 ffffffff [ 1329.207744][ T32] r5:80070013 r4:80239bd0 [ 1329.207763][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.207845][ T32] r4:82ac11e4 [ 1329.207904][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.207948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.208007][ T32] r4:e0721dc0 [ 1329.208029][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.208145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.220757][ T32] r4:00000000 [ 1329.220829][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.220905][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 8 printk messages dropped ** [ 1329.221396][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1329.221937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1329.222733][ T32] r5:85145400 r4:829187f0 ** 5 printk messages dropped ** [ 1329.223009][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 29 printk messages dropped ** [ 1329.224813][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1329.225385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 8 printk messages dropped ** [ 1329.225792][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1329.226303][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.226500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.226818][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.227118][ T32] r5:8450d400 r4:829187f0 ** 2 printk messages dropped ** [ 1329.227229][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 ** 8 printk messages dropped ** [ 1329.227483][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.227900][ T32] r10:00000000 r9:849a4680 r8:8027ed34 r7:eabf1e60 r6:849a4700 r5:8450d400 [ 1329.227923][ T32] r4:00000001 [ 1329.227970][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.228026][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 1329.228066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.228146][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.251445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.251502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.251530][ T32] r4:8519e800 [ 1329.252060][ T32] INFO: task kworker/0:207:4203 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.252102][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.252180][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.252246][ T32] Call trace: [ 1329.252565][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.252698][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.252743][ T32] r4:00000000 [ 1329.252809][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.252892][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.252931][ T32] 1d20: c8cfb000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.252962][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.253661][ T32] 1d60: 80070013 ffffffff [ 1329.253697][ T32] r5:80070013 r4:80239bd0 [ 1329.253720][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.253766][ T32] r4:82ac11e4 [ 1329.253789][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.253865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.253891][ T32] r4:e0721dc0 [ 1329.253913][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.254227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.254731][ T32] r4:00000000 [ 1329.254757][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1329.256896][ T32] r4:847da580 ** 14 printk messages dropped ** [ 1329.286051][ T32] task:kworker/0:208 state:D stack:0 pid:4206 tgid:4206 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.302582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519eb40 ** 21 printk messages dropped ** [ 1329.304251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 25 printk messages dropped ** [ 1329.307520][ T32] r5:00001000 r4:ee903000 ** 14 printk messages dropped ** [ 1329.331025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1329.332192][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 23 printk messages dropped ** [ 1329.333252][ T32] r4:8519e9c0 ** 6 printk messages dropped ** [ 1329.334050][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.334296][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1329.334883][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 7 printk messages dropped ** [ 1329.336664][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.336905][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.336971][ T32] r4:847da580 [ 1329.337080][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.337192][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.337264][ T32] r4:00000001 [ 1329.337317][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.337356][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.337383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.337447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.337506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.337537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.337592][ T32] r4:847cce40 [ 1329.337614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.337639][ T32] INFO: task kworker/0:210:4209 blocked for more than 455 seconds. [ 1329.337667][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.337690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.337747][ T32] task:kworker/0:210 state:D stack:0 pid:4209 tgid:4209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.337808][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.337854][ T32] Call trace: [ 1329.337884][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.337985][ T32] r10:829187f4 r9:eab91d84 r8:00000002 r7:60000113 r6:eab91d8c r5:84509800 [ 1329.338047][ T32] r4:84509800 [ 1329.338084][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.361155][ T32] r5:84509800 r4:829187f0 [ 1329.361234][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.361299][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.361381][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1329.361439][ T32] r4:00000000 [ 1329.361498][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.361539][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.361579][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.361619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519eec0 [ 1329.361641][ T32] r4:00000000 [ 1329.361660][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.361739][ T32] r9:83018005 r8:84509800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1329.361802][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.361883][ T32] r5:00001000 r4:eaafd000 [ 1329.361941][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.362019][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.362064][ T32] r5:8516ef8c r4:8516ec00 [ 1329.362084][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.362160][ T32] r7:dddced40 r6:83018000 r5:8516ef8c r4:849a4980 [ 1329.362257][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.362304][ T32] r10:61c88647 r9:84509800 r8:849a49ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.362329][ T32] r4:849a4980 [ 1329.362348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.362392][ T32] r10:00000000 r9:849a4980 r8:8027ed34 r7:eabf5e60 r6:849a4a00 r5:84509800 [ 1329.362413][ T32] r4:00000001 [ 1329.362459][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.362500][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) [ 1329.362584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.362616][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.362674][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.362705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.362726][ T32] r4:8519e9c0 [ 1329.363281][ T32] INFO: task kworker/0:210:4209 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.363335][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.363473][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.363562][ T32] Call trace: [ 1329.363669][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.363783][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.363867][ T32] r4:00000000 [ 1329.363896][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.363970][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 1 printk messages dropped ** [ 1329.364031][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1329.364657][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 6 printk messages dropped ** [ 1329.365156][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 8 printk messages dropped ** [ 1329.365917][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.366764][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.367077][ T32] r5:84508000 r4:829187f0 ** 2 printk messages dropped ** [ 1329.367178][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 ** 8 printk messages dropped ** [ 1329.367560][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.367922][ T32] r7:dddced40 r6:83018000 r5:8516f78c r4:849a4a80 [ 1329.367942][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.368018][ T32] r10:61c88647 r9:84508000 r8:849a4aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.368075][ T32] r4:849a4a80 [ 1329.368110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.389943][ T32] r10:00000000 r9:849a4a80 r8:8027ed34 r7:eab91e60 r6:849a4b00 r5:84508000 [ 1329.390037][ T32] r4:00000001 [ 1329.390105][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.391631][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1329.392175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.392253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.392553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.392635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.392693][ T32] r4:8519ecc0 [ 1329.393554][ T32] INFO: task kworker/0:211:4213 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.394053][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.394636][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.394757][ T32] Call trace: [ 1329.394837][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.395013][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.395135][ T32] r4:00000000 [ 1329.395192][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.395279][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.395344][ T32] 1d20: c9ffe000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.395443][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.395511][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1329.395969][ T32] r4:e0721dc0 ** 14 printk messages dropped ** [ 1329.396551][ T32] r4:847da580 ** 5 printk messages dropped ** [ 1329.396797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.396829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.396859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.396900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.396924][ T32] r4:847cce40 [ 1329.396962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.396994][ T32] INFO: task kworker/0:212:4214 blocked for more than 455 seconds. [ 1329.397057][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.397137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.397161][ T32] task:kworker/0:212 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.397245][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.397354][ T32] Call trace: [ 1329.397435][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.397482][ T32] r10:829187f4 r9:eac09d84 r8:00000002 r7:60000113 r6:eac09d8c r5:84508c00 [ 1329.397504][ T32] r4:84508c00 [ 1329.397551][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.397630][ T32] r5:84508c00 r4:829187f0 [ 1329.397671][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.397715][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.415165][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1329.416459][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1329.438948][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1329.439355][ T32] r4:847cce40 ** 5 printk messages dropped ** [ 1329.439632][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.440395][ T32] r5:84936000 r4:829187f0 ** 1 printk messages dropped ** [ 1329.440563][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.441413][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.441982][ T32] r10:61c88647 r9:84936000 r8:849a4cac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1329.442358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.443324][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.443600][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1329.444032][ T32] r5:00001000 r4:ee903000 [ 1329.444051][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.444105][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.444184][ T32] r5:8602278c r4:86022400 [ 1329.444225][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.444273][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.444294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.444338][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.444359][ T32] r4:847da580 [ 1329.444378][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.444420][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.444441][ T32] r4:00000001 [ 1329.444474][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.444563][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.444593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.444650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.444679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.444793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.444834][ T32] r4:847cce40 [ 1329.444904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.444936][ T32] INFO: task kworker/0:214:4218 blocked for more than 455 seconds. [ 1329.444994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.445022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.445042][ T32] task:kworker/0:214 state:D stack:0 pid:4218 tgid:4218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.445139][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.445234][ T32] Call trace: [ 1329.445276][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.445355][ T32] r10:829187f4 r9:eac2dd84 r8:00000002 r7:60000013 r6:eac2dd8c r5:85146000 [ 1329.445381][ T32] r4:85146000 [ 1329.445427][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.445477][ T32] r5:85146000 r4:829187f0 [ 1329.445525][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.445613][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.445700][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 1329.445957][ T32] r4:00000000 [ 1329.445994][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.446069][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.446135][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.446179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb040 [ 1329.446201][ T32] r4:00000000 [ 1329.446219][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.446261][ T32] r9:83018005 r8:85146000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1329.446281][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.446697][ T32] r10:61c88647 r9:85146000 r8:849a4dac r7:82804d40 r6:dddced40 r5:dddced60 ** 28 printk messages dropped ** [ 1329.467941][ T32] r4:e0721dc0 ** 6 printk messages dropped ** [ 1329.474893][ T32] r5:00001000 r4:ee903000 ** 4 printk messages dropped ** [ 1329.475293][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 6 printk messages dropped ** [ 1329.475779][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.476348][ T32] INFO: task kworker/0:215:4219 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.477047][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.501196][ T32] r4:85141800 ** 1 printk messages dropped ** [ 1329.501459][ T32] r5:85141800 r4:829187f0 [ 1329.501507][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.501867][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac39e08 ** 6 printk messages dropped ** [ 1329.504863][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1329.506794][ T32] r10:61c88647 r9:85141800 r8:849a4e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.506902][ T32] r4:849a4e00 [ 1329.506982][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.507125][ T32] r10:00000000 r9:849a4e00 r8:8027ed34 r7:eac01e60 r6:845db780 r5:85141800 [ 1329.507190][ T32] r4:00000001 [ 1329.507244][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.507340][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1329.507419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.507501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.508162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.528773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.528858][ T32] r4:851bb240 [ 1329.529769][ T32] INFO: task kworker/0:215:4219 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.529909][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.530160][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.530282][ T32] Call trace: [ 1329.530357][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.530478][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.530530][ T32] r4:00000000 [ 1329.530575][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.530697][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.530771][ T32] 1d20: cb54f000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.530834][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.530886][ T32] 1d60: 80070013 ffffffff [ 1329.530955][ T32] r5:80070013 r4:80239bd0 [ 1329.531004][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.531110][ T32] r4:82ac11e4 [ 1329.531210][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.531309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.531390][ T32] r4:e0721dc0 [ 1329.531475][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.531570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.531620][ T32] r4:00000000 [ 1329.531666][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.531761][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.531843][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.531942][ T32] r5:00001000 r4:ee903000 [ 1329.532286][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.532380][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.532471][ T32] r5:8602278c r4:86022400 [ 1329.532517][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.532612][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.532697][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.532800][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.532849][ T32] r4:847da580 [ 1329.532897][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.533023][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.533136][ T32] r4:00000001 [ 1329.533206][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.533778][ T32] INFO: task kworker/0:216:4222 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.534910][ T32] r5:85146c00 r4:829187f0 [ 1329.534982][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.535176][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 ** 8 printk messages dropped ** [ 1329.535834][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1329.536197][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.537098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1329.560928][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1329.561532][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.561580][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.561726][ T32] r5:00001000 r4:ee903000 [ 1329.561781][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.561869][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.561960][ T32] r5:8602278c r4:86022400 [ 1329.562009][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.562113][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.562162][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.562545][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.562603][ T32] r4:847da580 [ 1329.562651][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.562923][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.563134][ T32] r4:00000001 [ 1329.563216][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.563299][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 3 printk messages dropped ** [ 1329.564793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1329.566125][ T32] task:kworker/0:217 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.567511][ T32] r5:85148000 r4:829187f0 ** 1 printk messages dropped ** [ 1329.567646][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.567838][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.568092][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1329.594397][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1329.594517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.594595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.594688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.594768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.594824][ T32] r4:851bb4c0 [ 1329.595686][ T32] INFO: task kworker/0:217:4225 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.595775][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.596025][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.596182][ T32] Call trace: [ 1329.596305][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.596395][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.596422][ T32] r4:00000000 [ 1329.596466][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.596508][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.596538][ T32] 1d20: cb980000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.596565][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.596587][ T32] 1d60: 80070013 ffffffff [ 1329.596608][ T32] r5:80070013 r4:80239bd0 [ 1329.596691][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.596756][ T32] r4:82ac11e4 [ 1329.596804][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.596853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.596876][ T32] r4:e0721dc0 [ 1329.596935][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.596981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.597003][ T32] r4:00000000 [ 1329.597029][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.597074][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.597131][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.597205][ T32] r5:00001000 r4:ee903000 [ 1329.597239][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.597313][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.597386][ T32] r5:8602278c r4:86022400 [ 1329.597437][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.597486][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.597506][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.597549][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.597600][ T32] r4:847da580 [ 1329.597623][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.597667][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.597688][ T32] r4:00000001 [ 1329.597706][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.597739][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.597802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.597832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.597862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.597889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.597911][ T32] r4:847cce40 [ 1329.597931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.597990][ T32] INFO: task kworker/0:218:4226 blocked for more than 456 seconds. [ 1329.598043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.598115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.615275][ T32] task:kworker/0:218 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1329.615535][ T32] r10:829187f4 r9:eac6dd84 r8:00000002 r7:60000113 r6:eac6dd8c r5:85148c00 ** 8 printk messages dropped ** [ 1329.615870][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.616776][ T32] r5:8517578c r4:85175400 ** 5 printk messages dropped ** [ 1329.617290][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1329.617876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1329.625012][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1329.625311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 11 printk messages dropped ** [ 1329.626307][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1329.626539][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.626605][ T32] r4:00000001 [ 1329.626652][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.626730][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.626815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.626890][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.626985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.627051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.627113][ T32] r4:847cce40 [ 1329.627170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.627233][ T32] INFO: task kworker/0:219:4227 blocked for more than 456 seconds. [ 1329.627328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.627402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.627453][ T32] task:kworker/0:219 state:D stack:0 pid:4227 tgid:4227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.627546][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.627635][ T32] Call trace: [ 1329.627721][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.627820][ T32] r10:829187f4 r9:eac21d84 r8:00000002 r7:60000113 r6:eac21d8c r5:84848000 [ 1329.627876][ T32] r4:84848000 [ 1329.627929][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.628020][ T32] r5:84848000 r4:829187f0 [ 1329.628068][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.643114][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.643215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 1329.643245][ T32] r4:00000000 [ 1329.643265][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.643305][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.643343][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.643427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb8c0 [ 1329.643465][ T32] r4:00000000 [ 1329.643488][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.643534][ T32] r9:83018005 r8:84848000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1329.643555][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.643599][ T32] r5:00001000 r4:eac63000 [ 1329.643663][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.643706][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.643746][ T32] r5:85174f8c r4:85174c00 [ 1329.643788][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.643837][ T32] r7:dddced40 r6:83018000 r5:85174f8c r4:851be000 [ 1329.643857][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.643901][ T32] r10:61c88647 r9:84848000 r8:851be02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.643922][ T32] r4:851be000 [ 1329.643940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.644004][ T32] r10:00000000 r9:851be000 r8:8027ed34 r7:eac6de60 r6:851be080 r5:84848000 [ 1329.644106][ T32] r4:00000001 [ 1329.644151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.644190][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 1329.644240][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.644271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.644319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.645445][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.646344][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1329.646804][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1329.647321][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1329.671961][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1329.672213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.672680][ T32] task:kworker/0:220 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.673121][ T32] r5:84849800 r4:829187f0 ** 5 printk messages dropped ** [ 1329.673305][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1329.674147][ T32] r10:00000000 r9:851be100 r8:8027ed34 r7:eac6de60 r6:851be180 r5:84849800 ** 21 printk messages dropped ** [ 1329.675595][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 22 printk messages dropped ** [ 1329.676748][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1329.677794][ T32] r5:8484a400 r4:829187f0 ** 3 printk messages dropped ** [ 1329.677989][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.687592][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1329.693958][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.694051][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.694154][ T32] r5:85175b8c r4:85175800 [ 1329.694205][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.694308][ T32] r7:dddced40 r6:83018000 r5:85175b8c r4:851be200 [ 1329.694358][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.694459][ T32] r10:61c88647 r9:8484a400 r8:851be22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.694513][ T32] r4:851be200 [ 1329.694566][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.694675][ T32] r10:00000000 r9:851be200 r8:8027ed34 r7:eac6de60 r6:851be280 r5:8484a400 [ 1329.694753][ T32] r4:00000001 [ 1329.694819][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.694904][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1329.694992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.695234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.695307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.695397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.695547][ T32] r4:851bba00 [ 1329.696385][ T32] INFO: task kworker/0:221:4233 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.696492][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.696643][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.696777][ T32] Call trace: [ 1329.696853][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.696966][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.697023][ T32] r4:00000000 [ 1329.697073][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.697176][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.697245][ T32] 1d20: cc8d6000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.697310][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.697364][ T32] 1d60: 80070013 ffffffff [ 1329.697416][ T32] r5:80070013 r4:80239bd0 [ 1329.697495][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.697597][ T32] r4:82ac11e4 [ 1329.697646][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.697813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.698074][ T32] r4:e0721dc0 [ 1329.717925][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1329.718640][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.718887][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1329.719459][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.719915][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.720222][ T32] r5:8484b000 r4:829187f0 [ 1329.720242][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.720551][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1329.721012][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.721527][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1329.722492][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1329.723187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 10 printk messages dropped ** [ 1329.723661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.723989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.724266][ T32] task:kworker/0:223 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.724656][ T32] r5:8484bc00 r4:829187f0 ** 5 printk messages dropped ** [ 1329.724967][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.725446][ T32] r5:8517678c r4:85176400 ** 5 printk messages dropped ** [ 1329.725654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1329.726009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1329.726892][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 8 printk messages dropped ** [ 1329.727212][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1329.727378][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1329.727793][ T32] r4:847da580 [ 1329.727854][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.727907][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.727929][ T32] r4:00000001 [ 1329.727948][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.727981][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.728032][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.728102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.758532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.758585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.758612][ T32] r4:847cce40 [ 1329.758636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.758665][ T32] INFO: task kworker/0:224:4238 blocked for more than 456 seconds. [ 1329.758699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.758723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.758744][ T32] task:kworker/0:224 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.758798][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.758863][ T32] Call trace: [ 1329.758897][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.758965][ T32] r10:829187f4 r9:eac15d84 r8:00000002 r7:60000113 r6:eac15d8c r5:8484d400 [ 1329.758989][ T32] r4:8484d400 [ 1329.759008][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.759047][ T32] r5:8484d400 r4:829187f0 [ 1329.759066][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.759104][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.759148][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 [ 1329.759192][ T32] r4:00000000 [ 1329.759232][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.759273][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.759334][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.759380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbfc0 [ 1329.759421][ T32] r4:00000000 [ 1329.759461][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.759540][ T32] r9:83018005 r8:8484d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1329.759583][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.759660][ T32] r5:00001000 r4:eaca3000 [ 1329.759684][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.759724][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.759790][ T32] r5:8517638c r4:85176000 [ 1329.759897][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1329.760156][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.761073][ T32] INFO: task kworker/0:224:4238 is blocked on a mutex likely owned by task kworker/1:226:3826. ** 12 printk messages dropped ** [ 1329.761649][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1329.761982][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 8 printk messages dropped ** [ 1329.762368][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1329.763209][ T32] r5:8484e000 r4:829187f0 ** 8 printk messages dropped ** [ 1329.763567][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1329.764174][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1329.764973][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1329.765348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.765372][ T32] r4:e0721dc0 [ 1329.765393][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.765437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.765458][ T32] r4:00000000 [ 1329.765477][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.765519][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.765568][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.765613][ T32] r5:00001000 r4:ee903000 [ 1329.765668][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.765730][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.765773][ T32] r5:8602278c r4:86022400 [ 1329.765792][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.765864][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.765889][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.766012][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.766045][ T32] r4:847da580 [ 1329.766068][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.766119][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.766141][ T32] r4:00000001 [ 1329.766160][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.766290][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.766360][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.766392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.766431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.766474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.766512][ T32] r4:847cce40 [ 1329.766535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.766573][ T32] INFO: task kworker/1:338:4242 blocked for more than 456 seconds. [ 1329.766605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.766628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.766648][ T32] task:kworker/1:338 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.766710][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.766753][ T32] Call trace: [ 1329.766796][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.766845][ T32] r10:829187f4 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:84848c00 [ 1329.766872][ T32] r4:84848c00 [ 1329.766921][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.767002][ T32] r5:84848c00 r4:829187f0 [ 1329.767022][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1329.767674][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1329.788796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.789747][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1329.790052][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.790075][ T32] 1d60: 80070013 ffffffff [ 1329.790129][ T32] r5:80070013 r4:80239bd0 [ 1329.790152][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 20 printk messages dropped ** [ 1329.791020][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 19 printk messages dropped ** [ 1329.791937][ T32] r5:84936c00 r4:829187f0 ** 11 printk messages dropped ** [ 1329.792602][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 29 printk messages dropped ** [ 1329.794442][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 23 printk messages dropped ** [ 1329.795589][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 9 printk messages dropped ** [ 1329.796033][ T32] INFO: task kworker/0:227:4246 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.796515][ T32] r4:84a58000 [ 1329.796549][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.796607][ T32] r5:84a58000 r4:829187f0 [ 1329.796649][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.796705][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.796801][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc1e08 [ 1329.796839][ T32] r4:00000000 [ 1329.796884][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.796939][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.797005][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.797049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ccd00 [ 1329.797071][ T32] r4:00000000 [ 1329.797125][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.797184][ T32] r9:83018005 r8:84a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1329.797207][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.797262][ T32] r5:00001000 r4:ead07000 [ 1329.797298][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.797351][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.797396][ T32] r5:85177b8c r4:85177800 [ 1329.797414][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.797486][ T32] r7:dddced40 r6:83018000 r5:85177b8c r4:851be880 [ 1329.797568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.797616][ T32] r10:61c88647 r9:84a58000 r8:851be8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.797652][ T32] r4:851be880 [ 1329.797684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.797744][ T32] r10:00000000 r9:851be880 r8:8027ed34 r7:eacade60 r6:851be900 r5:84a58000 [ 1329.797780][ T32] r4:00000001 [ 1329.797800][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.797835][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) [ 1329.797865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.797893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.797918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.797948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.798004][ T32] r4:851cc400 [ 1329.833679][ T32] INFO: task kworker/0:227:4246 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.833851][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.833968][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.834064][ T32] Call trace: [ 1329.834123][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.834209][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.834248][ T32] r4:00000000 [ 1329.834282][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.834342][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.834392][ T32] 1d20: ce1ac000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.834439][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.834478][ T32] 1d60: 80070013 ffffffff [ 1329.834543][ T32] r5:80070013 r4:80239bd0 [ 1329.834589][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.834658][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.834829][ T32] r4:e0721dc0 ** 13 printk messages dropped ** [ 1329.835776][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1329.836349][ T32] r4:847cce40 ** 5 printk messages dropped ** [ 1329.836683][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.837118][ T32] r5:84a58c00 r4:829187f0 [ 1329.837210][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.837278][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.837351][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1329.837389][ T32] r4:00000000 [ 1329.837442][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.837507][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.837566][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.837811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cc900 [ 1329.837853][ T32] r4:00000000 [ 1329.838135][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.853692][ T32] r9:83018005 r8:84a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1329.853778][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.853917][ T32] r5:00001000 r4:eacef000 [ 1329.853964][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.854049][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.854137][ T32] r5:8517738c r4:85177000 [ 1329.854180][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.854277][ T32] r7:dddced40 r6:83018000 r5:8517738c r4:851be980 [ 1329.854325][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.854455][ T32] r10:61c88647 r9:84a58c00 r8:851be9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.854542][ T32] r4:851be980 [ 1329.854824][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.855039][ T32] r10:00000000 r9:851be980 r8:8027ed34 r7:eacc1e60 r6:851bea00 r5:84a58c00 [ 1329.855097][ T32] r4:00000001 [ 1329.855144][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.855226][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1329.855287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.855350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.855407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.855953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.856010][ T32] r4:851cc400 [ 1329.856876][ T32] INFO: task kworker/0:228:4247 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.856949][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.857081][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.857877][ T32] Call trace: [ 1329.858048][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.876911][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.876977][ T32] r4:00000000 [ 1329.877024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.877123][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.877175][ T32] 1d20: ce5cc000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.877223][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.877278][ T32] 1d60: 80070013 ffffffff [ 1329.877373][ T32] r5:80070013 r4:80239bd0 [ 1329.877430][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.877525][ T32] r4:82ac11e4 [ 1329.877585][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1329.881923][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 14 printk messages dropped ** [ 1329.883145][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 16 printk messages dropped ** [ 1329.884500][ T32] r5:84a5a400 r4:829187f0 ** 3 printk messages dropped ** [ 1329.884815][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1329.885918][ T32] r5:850cf78c r4:850cf400 ** 14 printk messages dropped ** [ 1329.887839][ T32] r4:851b6e80 ** 11 printk messages dropped ** [ 1329.903955][ T32] 1d60: 80070013 ffffffff [ 1329.904001][ T32] r5:80070013 r4:80239bd0 [ 1329.904024][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.904067][ T32] r4:82ac11e4 [ 1329.904107][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1329.904327][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1329.905000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1329.905897][ T32] r5:84a59800 r4:829187f0 ** 3 printk messages dropped ** [ 1329.906102][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1329.906512][ T32] r5:8517778c r4:85177400 ** 12 printk messages dropped ** [ 1329.907016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1329.920767][ T32] r4:e0721dc0 ** 13 printk messages dropped ** [ 1329.921302][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1329.922512][ T32] r5:84a5b000 r4:829187f0 ** 7 printk messages dropped ** [ 1329.922875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2140 ** 12 printk messages dropped ** [ 1329.923379][ T32] r4:851bec00 [ 1329.923418][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.923465][ T32] r10:00000000 r9:851bec00 r8:8027ed34 r7:eacc1e60 r6:851bec80 r5:84a5b000 [ 1329.923486][ T32] r4:00000001 [ 1329.923504][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.923539][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1329.923565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.923616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.923645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.923673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.923707][ T32] r4:851ccb40 [ 1329.924202][ T32] INFO: task kworker/0:230:4253 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.924234][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.924315][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.924381][ T32] Call trace: [ 1329.924437][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.924507][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.924564][ T32] r4:00000000 [ 1329.924588][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.924643][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.924674][ T32] 1d20: ceba3000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.924702][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.924734][ T32] 1d60: 80070013 ffffffff [ 1329.924757][ T32] r5:80070013 r4:80239bd0 [ 1329.924797][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1329.924934][ T32] r4:e0721dc0 ** 2 printk messages dropped ** [ 1329.925075][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.925265][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.925776][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 4 printk messages dropped ** [ 1329.925971][ T32] r4:847cce40 ** 1 printk messages dropped ** [ 1329.926039][ T32] INFO: task kworker/0:231:4254 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1329.926208][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.926363][ T32] r4:84a5d400 ** 1 printk messages dropped ** [ 1329.926438][ T32] r5:84a5d400 r4:829187f0 [ 1329.926476][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.926531][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.926608][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1329.926634][ T32] r4:00000000 [ 1329.926654][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.926707][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.926754][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.926807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cc540 [ 1329.926868][ T32] r4:00000000 [ 1329.926923][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.926981][ T32] r9:83018005 r8:84a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1329.927003][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.927070][ T32] r5:00001000 r4:dfa9b000 [ 1329.927111][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.927168][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.927231][ T32] r5:85177f8c r4:85177c00 [ 1329.927268][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.927314][ T32] r7:dddced40 r6:83018000 r5:85177f8c r4:851bed00 [ 1329.927354][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.927400][ T32] r10:61c88647 r9:84a5d400 r8:851bed2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.927440][ T32] r4:851bed00 [ 1329.927478][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.927523][ T32] r10:00000000 r9:851bed00 r8:8027ed34 r7:eacede60 r6:851bed80 r5:84a5d400 [ 1329.927566][ T32] r4:00000001 [ 1329.927603][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.927655][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1329.927714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.927771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.927805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.927911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.927958][ T32] r4:851ccb00 [ 1329.945433][ T32] INFO: task kworker/0:231:4254 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.945541][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.945686][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.945755][ T32] Call trace: [ 1329.945790][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.945845][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.945883][ T32] r4:00000000 [ 1329.945950][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.945997][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.946052][ T32] 1d20: cf237000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.946108][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.946137][ T32] 1d60: 80070013 ffffffff [ 1329.946164][ T32] r5:80070013 r4:80239bd0 [ 1329.946212][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.946268][ T32] r4:82ac11e4 [ 1329.946292][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.946339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.946364][ T32] r4:e0721dc0 [ 1329.946386][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.946429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.946452][ T32] r4:00000000 [ 1329.946472][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.946519][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.946541][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.946584][ T32] r5:00001000 r4:ee903000 [ 1329.946605][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.946646][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.946687][ T32] r5:8602278c r4:86022400 [ 1329.946708][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.946759][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.946800][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.946874][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.946905][ T32] r4:847da580 [ 1329.946973][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.947035][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.947083][ T32] r4:00000001 [ 1329.947112][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.947167][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.947198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.947229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.947257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.947292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.947317][ T32] r4:847cce40 [ 1329.947344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.947416][ T32] INFO: task kworker/1:340:4259 blocked for more than 456 seconds. [ 1329.947457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.947506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.947533][ T32] task:kworker/1:340 state:D stack:0 pid:4259 tgid:4259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.947581][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.947647][ T32] Call trace: [ 1329.947683][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.947741][ T32] r10:829187f4 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:8514bc00 [ 1329.947768][ T32] r4:8514bc00 [ 1329.947790][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.947829][ T32] r5:8514bc00 r4:829187f0 [ 1329.947882][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.947952][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.948003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1329.948037][ T32] r4:00000000 [ 1329.948061][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.958646][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.958746][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.958821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1040 [ 1329.958890][ T32] r4:00000000 [ 1329.958918][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.958991][ T32] r9:83018205 r8:8514bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.959048][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.959099][ T32] r5:00001000 r4:eadbd000 [ 1329.959121][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.959161][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.959204][ T32] r5:85186b8c r4:85186800 [ 1329.959251][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.959303][ T32] r7:ddde2d40 r6:83018200 r5:85186b8c r4:845dba80 [ 1329.959326][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.959390][ T32] r10:61c88647 r9:8514bc00 r8:845dbaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.959456][ T32] r4:845dba80 [ 1329.959488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.959559][ T32] r10:00000000 r9:845dba80 r8:8027ed34 r7:eab89e60 r6:845dbb00 r5:8514bc00 [ 1329.959588][ T32] r4:00000001 [ 1329.959609][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.959667][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1329.959706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.959761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.959792][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.959821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.959844][ T32] r4:851b6640 [ 1329.960362][ T32] INFO: task kworker/1:340:4259 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.960401][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.960571][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.960720][ T32] Call trace: [ 1329.960764][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.960815][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.960886][ T32] r4:00000000 [ 1329.960941][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.961024][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.961072][ T32] 1d20: cf2e9000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.961104][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.961142][ T32] 1d60: 80070013 ffffffff [ 1329.961168][ T32] r5:80070013 r4:80239bd0 [ 1329.961190][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.961233][ T32] r4:82ac11e4 [ 1329.961292][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.961361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.961387][ T32] r4:e0721dc0 [ 1329.961406][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.961463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.961492][ T32] r4:00000000 [ 1329.961514][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.961588][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.961625][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.961670][ T32] r5:00001000 r4:ee903000 [ 1329.961691][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.961743][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.961808][ T32] r5:8602278c r4:86022400 [ 1329.961844][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.961899][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.961920][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.961984][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.962039][ T32] r4:847da580 [ 1329.962094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.962159][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.962198][ T32] r4:00000001 [ 1329.962236][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.962289][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.962320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.962372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.962418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.962448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.962469][ T32] r4:847cce40 [ 1329.962506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.962537][ T32] INFO: task kworker/0:232:4261 blocked for more than 456 seconds. [ 1329.962571][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.962595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.962635][ T32] task:kworker/0:232 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.962696][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.962742][ T32] Call trace: [ 1329.962775][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.962839][ T32] r10:829187f4 r9:eab99d84 r8:00000002 r7:60000013 r6:eab99d8c r5:85149800 [ 1329.962904][ T32] r4:85149800 [ 1329.962964][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.963025][ T32] r5:85149800 r4:829187f0 [ 1329.963047][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.963097][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.963152][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1329.963197][ T32] r4:00000000 [ 1329.963243][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.963309][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.963368][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.963432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2040 [ 1329.963481][ T32] r4:00000000 [ 1329.963503][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.963558][ T32] r9:83018005 r8:85149800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1329.963594][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.963638][ T32] r5:00001000 r4:dfb35000 [ 1329.963657][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.963694][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.963751][ T32] r5:8518038c r4:85180000 [ 1329.963773][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.963817][ T32] r7:dddced40 r6:83018000 r5:8518038c r4:851bee00 [ 1329.963903][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.963988][ T32] r10:61c88647 r9:85149800 r8:851bee2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.964047][ T32] r4:851bee00 [ 1329.964068][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.964111][ T32] r10:00000000 r9:851bee00 r8:8027ed34 r7:eacede60 r6:845dbb80 r5:85149800 [ 1329.964134][ T32] r4:00000001 [ 1329.964152][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.964185][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1329.964225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.964256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.964301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.964332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.964354][ T32] r4:851c2140 [ 1329.964714][ T32] INFO: task kworker/0:232:4261 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1329.964795][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.964936][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.964981][ T32] Call trace: [ 1329.965075][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.965125][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1329.965167][ T32] r4:00000000 [ 1329.965224][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.965266][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1329.965326][ T32] 1d20: cf2e9000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1329.965357][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1329.965380][ T32] 1d60: 80070013 ffffffff [ 1329.965401][ T32] r5:80070013 r4:80239bd0 [ 1329.965419][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.965459][ T32] r4:82ac11e4 [ 1329.965506][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.965587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1329.965632][ T32] r4:e0721dc0 [ 1329.965688][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.965745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1329.965771][ T32] r4:00000000 [ 1329.965790][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.965834][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1329.965860][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.965901][ T32] r5:00001000 r4:ee903000 [ 1329.965920][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.965957][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.965997][ T32] r5:8602278c r4:86022400 [ 1329.966050][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.966100][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1329.966156][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.966204][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.966227][ T32] r4:847da580 [ 1329.966281][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.966329][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1329.966367][ T32] r4:00000001 [ 1329.966421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.966478][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1329.966506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.966566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.966595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.966637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.966674][ T32] r4:847cce40 [ 1329.966709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.966738][ T32] INFO: task kworker/0:233:4262 blocked for more than 456 seconds. [ 1329.966782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.966821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.966880][ T32] task:kworker/0:233 state:D stack:0 pid:4262 tgid:4262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.966986][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.967040][ T32] Call trace: [ 1329.967104][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.967164][ T32] r10:829187f4 r9:eab9dd84 r8:00000002 r7:60000013 r6:eab9dd8c r5:8514c800 [ 1329.967204][ T32] r4:8514c800 [ 1329.967242][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.967285][ T32] r5:8514c800 r4:829187f0 [ 1329.967342][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.967387][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.967468][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 [ 1329.967493][ T32] r4:00000000 [ 1329.967511][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.967548][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1329.967620][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1329.967663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2600 [ 1329.967712][ T32] r4:00000000 [ 1329.967734][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1329.967777][ T32] r9:83018005 r8:8514c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1329.967821][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.967898][ T32] r5:00001000 r4:dffbf000 [ 1329.967921][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1329.967979][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.968023][ T32] r5:85180f8c r4:85180c00 [ 1329.968088][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.998645][ T32] r7:dddced40 r6:83018000 r5:85180f8c r4:851bee80 [ 1329.998712][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.998808][ T32] r10:61c88647 r9:8514c800 r8:851beeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.998832][ T32] r4:851bee80 [ 1329.998860][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.998910][ T32] r10:00000000 r9:851bee80 r8:8027ed34 r7:eacede60 r6:845dbc00 r5:8514c800 [ 1329.998979][ T32] r4:00000001 [ 1329.999006][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.999059][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 1329.999093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.999122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.999197][ T32] r4:851c22c0 ** 3 printk messages dropped ** [ 1329.999950][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.000312][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1330.000691][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 8 printk messages dropped ** [ 1330.001036][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1330.001284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.001635][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.001902][ T32] r5:8514e000 r4:829187f0 ** 2 printk messages dropped ** [ 1330.002006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 ** 7 printk messages dropped ** [ 1330.002237][ T32] r9:83018005 r8:8514e000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1330.002559][ T32] r10:61c88647 r9:8514e000 r8:851bef2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1330.003038][ T32] r4:851c2000 ** 3 printk messages dropped ** [ 1330.003536][ T32] Call trace: ** 8 printk messages dropped ** [ 1330.003971][ T32] r5:80070013 r4:80239bd0 ** 7 printk messages dropped ** [ 1330.004284][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.004561][ T32] r5:8602278c r4:86022400 ** 5 printk messages dropped ** [ 1330.004794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.005064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.005447][ T32] r4:8514b000 ** 1 printk messages dropped ** [ 1330.005537][ T32] r5:8514b000 r4:829187f0 ** 3 printk messages dropped ** [ 1330.005751][ T32] r4:00000000 [ 1330.005770][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.005824][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.005882][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.005924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ef140 [ 1330.005945][ T32] r4:00000000 [ 1330.005963][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.006051][ T32] r9:83018205 r8:8514b000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1330.006078][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.006122][ T32] r5:00001000 r4:eabab000 [ 1330.006173][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.006258][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.006308][ T32] r5:850cff8c r4:850cfc00 [ 1330.006329][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.006393][ T32] r7:ddde2d40 r6:83018200 r5:850cff8c r4:845dbd00 [ 1330.006416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.006459][ T32] r10:61c88647 r9:8514b000 r8:845dbd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.006482][ T32] r4:845dbd00 [ 1330.006500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.006585][ T32] r10:00000000 r9:845dbd00 r8:8027ed34 r7:eacdde60 r6:845dbd80 r5:8514b000 [ 1330.006630][ T32] r4:00000001 [ 1330.006652][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.006688][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 1330.006714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.006779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.006829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.006869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.006891][ T32] r4:851bf0c0 [ 1330.007242][ T32] INFO: task kworker/1:341:4267 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.007275][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.007360][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.007429][ T32] Call trace: [ 1330.007473][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.007521][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.007558][ T32] r4:00000000 [ 1330.007582][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.007620][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.007649][ T32] 1d20: cfdb7000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.007699][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.007741][ T32] 1d60: 80070013 ffffffff [ 1330.007767][ T32] r5:80070013 r4:80239bd0 [ 1330.007808][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.007859][ T32] r4:82ac11e4 [ 1330.007878][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.007918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.007939][ T32] r4:e0721dc0 [ 1330.007959][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.008002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.008024][ T32] r4:00000000 [ 1330.008043][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.008119][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.030250][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.030351][ T32] r5:00001000 r4:ee903000 [ 1330.030375][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.030416][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.030457][ T32] r5:8602278c r4:86022400 [ 1330.030498][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.030571][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.030600][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.030646][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.030682][ T32] r4:847da580 [ 1330.030708][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.030765][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.030787][ T32] r4:00000001 [ 1330.030828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.030893][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.030970][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.031025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.031084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1330.031269][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1330.031409][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.031760][ T32] r5:8513c800 r4:829187f0 [ 1330.031780][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.031819][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.031888][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1330.031975][ T32] r4:00000000 [ 1330.031996][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1330.032070][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.032110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2880 [ 1330.032131][ T32] r4:00000000 [ 1330.032149][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.032192][ T32] r9:83018005 r8:8513c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1330.032212][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.032251][ T32] r5:00001000 r4:e0424000 [ 1330.032270][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.032347][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.032396][ T32] r5:8518178c r4:85181400 [ 1330.032428][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.032473][ T32] r7:dddced40 r6:83018000 r5:8518178c r4:851bef80 [ 1330.032503][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.032549][ T32] r10:61c88647 r9:8513c800 r8:851befac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.032572][ T32] r4:851bef80 [ 1330.032590][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.032633][ T32] r10:00000000 r9:851bef80 r8:8027ed34 r7:eab9de60 r6:845dbe00 r5:8513c800 [ 1330.032654][ T32] r4:00000001 [ 1330.032672][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.032715][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1330.032752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.032779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.032804][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.032831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.032860][ T32] r4:851c2480 [ 1330.033366][ T32] INFO: task kworker/0:235:4269 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.033428][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.033507][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.033556][ T32] Call trace: [ 1330.033585][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.033652][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.033699][ T32] r4:00000000 [ 1330.033739][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.033791][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.033878][ T32] 1d20: d03e3000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.033910][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.033934][ T32] 1d60: 80070013 ffffffff [ 1330.033956][ T32] r5:80070013 r4:80239bd0 [ 1330.033975][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.034048][ T32] r4:82ac11e4 [ 1330.034071][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.034141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.034166][ T32] r4:e0721dc0 [ 1330.034215][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.034295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.034320][ T32] r4:00000000 [ 1330.034349][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.034399][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.034421][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.034461][ T32] r5:00001000 r4:ee903000 [ 1330.034480][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.034518][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.034632][ T32] r5:8602278c r4:86022400 [ 1330.034673][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.034742][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.034779][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.034840][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.034882][ T32] r4:847da580 [ 1330.034918][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.035015][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.035053][ T32] r4:00000001 [ 1330.035075][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.035128][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.035156][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.035212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.035269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.035299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.035321][ T32] r4:847cce40 [ 1330.035339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.035362][ T32] INFO: task kworker/0:236:4270 blocked for more than 456 seconds. [ 1330.035390][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.035412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.035432][ T32] task:kworker/0:236 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.035867][ T32] r5:8514d400 r4:829187f0 [ 1330.035904][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.036183][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1330.036514][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.036692][ T32] r7:dddced40 r6:83018000 r5:8518138c r4:851c7000 ** 2 printk messages dropped ** [ 1330.036937][ T32] r4:851c7000 ** 2 printk messages dropped ** [ 1330.037044][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.037118][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.037218][ T32] r4:851c2480 ** 1 printk messages dropped ** [ 1330.037672][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.038006][ T32] r4:00000000 [ 1330.038051][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1330.061495][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1330.061690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 5 printk messages dropped ** [ 1330.061906][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1330.062843][ T32] r4:847da580 ** 5 printk messages dropped ** [ 1330.063107][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.063233][ T32] r4:847cce40 [ 1330.063387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.063420][ T32] INFO: task kworker/0:237:4272 blocked for more than 456 seconds. [ 1330.063481][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.063554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.063580][ T32] task:kworker/0:237 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.063689][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.063749][ T32] Call trace: [ 1330.063920][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.063983][ T32] r10:829187f4 r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:8514ec00 [ 1330.064042][ T32] r4:8514ec00 [ 1330.064064][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.064104][ T32] r5:8514ec00 r4:829187f0 [ 1330.064122][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.064161][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.064204][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1330.064246][ T32] r4:00000000 [ 1330.064291][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.064331][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.064385][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.064429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84759500 [ 1330.064472][ T32] r4:00000000 [ 1330.064493][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.064573][ T32] r9:83018005 r8:8514ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1330.064612][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.064657][ T32] r5:00001000 r4:e075d000 [ 1330.064708][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.064765][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.064808][ T32] r5:8518378c r4:85183400 [ 1330.064864][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.064911][ T32] r7:dddced40 r6:83018000 r5:8518378c r4:851c7080 [ 1330.064948][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.065026][ T32] r10:61c88647 r9:8514ec00 r8:851c70ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.065065][ T32] r4:851c7080 [ 1330.065102][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.065149][ T32] r10:00000000 r9:851c7080 r8:8027ed34 r7:ead21e60 r6:845dbf00 r5:8514ec00 [ 1330.065174][ T32] r4:00000001 [ 1330.065213][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.065266][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1330.065296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.065338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.065366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.065393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.065447][ T32] r4:851c25c0 [ 1330.065957][ T32] INFO: task kworker/0:237:4272 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.066025][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.066159][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.066240][ T32] Call trace: [ 1330.066274][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.066371][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.066402][ T32] r4:00000000 [ 1330.066422][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.066461][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.066490][ T32] 1d20: d08d8000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.066519][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.066542][ T32] 1d60: 80070013 ffffffff [ 1330.066564][ T32] r5:80070013 r4:80239bd0 [ 1330.066583][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.066623][ T32] r4:82ac11e4 [ 1330.066668][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.066736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.066761][ T32] r4:e0721dc0 [ 1330.066780][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.066842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.066916][ T32] r4:00000000 [ 1330.066952][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.067000][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.067022][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.067088][ T32] r5:00001000 r4:ee903000 ** 1 printk messages dropped ** [ 1330.067163][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.067421][ T32] r4:847da580 ** 2 printk messages dropped ** [ 1330.067538][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.067742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.068061][ T32] INFO: task kworker/0:238:4274 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1330.068178][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.090989][ T32] r4:85150c00 ** 1 printk messages dropped ** [ 1330.091053][ T32] r5:85150c00 r4:829187f0 [ 1330.091073][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.091112][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.091155][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1330.091177][ T32] r4:00000000 [ 1330.091208][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.091248][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.091288][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.091328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c29c0 [ 1330.091353][ T32] r4:00000000 [ 1330.091373][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.091430][ T32] r9:83018005 r8:85150c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.091465][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.091514][ T32] r5:00001000 r4:e0467000 [ 1330.091534][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.091572][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.091636][ T32] r5:85181b8c r4:85181800 [ 1330.091682][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.091732][ T32] r7:dddced40 r6:83018000 r5:85181b8c r4:851c7100 [ 1330.091753][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.091796][ T32] r10:61c88647 r9:85150c00 r8:851c712c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.091819][ T32] r4:851c7100 [ 1330.091837][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.091886][ T32] r10:00000000 r9:851c7100 r8:8027ed34 r7:ead2de60 r6:845dbf80 r5:85150c00 [ 1330.091929][ T32] r4:00000001 [ 1330.091952][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.092011][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1330.092043][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.092071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.092117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.092148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.092193][ T32] r4:851c2700 [ 1330.092687][ T32] INFO: task kworker/0:238:4274 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.092722][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.092810][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.092887][ T32] Call trace: [ 1330.092916][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.092963][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.093008][ T32] r4:00000000 [ 1330.093032][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.093093][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.093127][ T32] 1d20: d115e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.093155][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.093178][ T32] 1d60: 80070013 ffffffff [ 1330.093201][ T32] r5:80070013 r4:80239bd0 [ 1330.093220][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.093260][ T32] r4:82ac11e4 [ 1330.093294][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.093349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.093395][ T32] r4:e0721dc0 [ 1330.093416][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.093465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.093498][ T32] r4:00000000 [ 1330.093519][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.093565][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.093586][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.093635][ T32] r5:00001000 r4:ee903000 [ 1330.093655][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.093693][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.093759][ T32] r5:8602278c r4:86022400 [ 1330.093782][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.093827][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.093872][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.093923][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1330.093964][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1330.094135][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.094459][ T32] INFO: task kworker/0:239:4276 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.094970][ T32] r5:85152400 r4:829187f0 [ 1330.094989][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.095027][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.095070][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1330.095093][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.095149][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1330.095411][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.095844][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.096158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.096951][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.097198][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1330.097533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 9 printk messages dropped ** [ 1330.097939][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 8 printk messages dropped ** [ 1330.109337][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.109534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.109577][ T32] r4:847cce40 [ 1330.109689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.109721][ T32] INFO: task kworker/0:240:4278 blocked for more than 456 seconds. [ 1330.109776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.109824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.109888][ T32] task:kworker/0:240 state:D stack:0 pid:4278 tgid:4278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.109944][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.109990][ T32] Call trace: [ 1330.110067][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.110132][ T32] r10:829187f4 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:85151800 [ 1330.110158][ T32] r4:85151800 [ 1330.110199][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.110243][ T32] r5:85151800 r4:829187f0 [ 1330.110263][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.110301][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.110344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1330.110364][ T32] r4:00000000 [ 1330.110382][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.110417][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.110499][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.110559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2c40 [ 1330.110598][ T32] r4:00000000 [ 1330.110637][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.110685][ T32] r9:83018005 r8:85151800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.110708][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.110769][ T32] r5:00001000 r4:e0637000 [ 1330.110791][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.110869][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.110984][ T32] r5:8518238c r4:85182000 [ 1330.111046][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.111095][ T32] r7:dddced40 r6:83018000 r5:8518238c r4:851c7200 [ 1330.111115][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.111189][ T32] r10:61c88647 r9:85151800 r8:851c722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.111214][ T32] r4:851c7200 [ 1330.111232][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.111305][ T32] r10:00000000 r9:851c7200 r8:8027ed34 r7:ead2de60 r6:851d7080 r5:85151800 [ 1330.111360][ T32] r4:00000001 [ 1330.111397][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.111434][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1330.111489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.111522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.111565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.111595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.111616][ T32] r4:851c2980 [ 1330.112089][ T32] INFO: task kworker/0:240:4278 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.112227][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.112318][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.112365][ T32] Call trace: [ 1330.112394][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.112439][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.112503][ T32] r4:00000000 [ 1330.112549][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.112673][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.112706][ T32] 1d20: d115e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.112733][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.112757][ T32] 1d60: 80070013 ffffffff [ 1330.112822][ T32] r5:80070013 r4:80239bd0 [ 1330.112845][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.112891][ T32] r4:82ac11e4 [ 1330.112911][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.112987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.113012][ T32] r4:e0721dc0 [ 1330.113030][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.113070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.113125][ T32] r4:00000000 [ 1330.113147][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.113213][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.113238][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.113280][ T32] r5:00001000 r4:ee903000 [ 1330.113321][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.113384][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.113452][ T32] r5:8602278c r4:86022400 [ 1330.113495][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.113564][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.113588][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.113674][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.113699][ T32] r4:847da580 [ 1330.113742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.113809][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.113834][ T32] r4:00000001 [ 1330.113866][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.113903][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.113929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.113956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.113981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.114007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.114030][ T32] r4:847cce40 [ 1330.114048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.114100][ T32] INFO: task kworker/0:241:4280 blocked for more than 456 seconds. [ 1330.114132][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.114156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.114186][ T32] task:kworker/0:241 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.114254][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.114297][ T32] Call trace: [ 1330.114340][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.114387][ T32] r10:829187f4 r9:ead4dd84 r8:00000002 r7:60000013 r6:ead4dd8c r5:85153000 [ 1330.114421][ T32] r4:85153000 [ 1330.114443][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.114482][ T32] r5:85153000 r4:829187f0 [ 1330.114500][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.114537][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.114596][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 [ 1330.114620][ T32] r4:00000000 [ 1330.114639][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.114706][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.114747][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.114803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2d80 [ 1330.114846][ T32] r4:00000000 [ 1330.114884][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.114951][ T32] r9:83018005 r8:85153000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1330.114997][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.115080][ T32] r5:00001000 r4:e06cf000 [ 1330.115119][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.115165][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.115242][ T32] r5:8518278c r4:85182400 [ 1330.115264][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.115324][ T32] r7:dddced40 r6:83018000 r5:8518278c r4:851c7280 [ 1330.115370][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.115417][ T32] r10:61c88647 r9:85153000 r8:851c72ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.115438][ T32] r4:851c7280 [ 1330.115490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.115535][ T32] r10:00000000 r9:851c7280 r8:8027ed34 r7:ead2de60 r6:851d7100 r5:85153000 [ 1330.115556][ T32] r4:00000001 [ 1330.115573][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.115606][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 1330.115655][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.115685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.115710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.115739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.115760][ T32] r4:851c2ac0 [ 1330.116103][ T32] INFO: task kworker/0:241:4280 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.116166][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.116225][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.116269][ T32] Call trace: [ 1330.116320][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.116381][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.116439][ T32] r4:00000000 [ 1330.116468][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.116507][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.116535][ T32] 1d20: d115e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.116563][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.116606][ T32] 1d60: 80070013 ffffffff [ 1330.116642][ T32] r5:80070013 r4:80239bd0 [ 1330.116660][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.116699][ T32] r4:82ac11e4 [ 1330.116752][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.116825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.116895][ T32] r4:e0721dc0 [ 1330.116919][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.116961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.116997][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.117086][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 5 printk messages dropped ** [ 1330.117358][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1330.117565][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.117608][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.117639][ T32] r4:00000001 [ 1330.117661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.117694][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.117719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.117745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.117771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.117807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.117831][ T32] r4:847cce40 [ 1330.117854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.117899][ T32] INFO: task kworker/0:242:4283 blocked for more than 456 seconds. [ 1330.117931][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.117954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.117973][ T32] task:kworker/0:242 state:D stack:0 pid:4283 tgid:4283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.118016][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.143312][ T32] Call trace: [ 1330.143411][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.143487][ T32] r10:829187f4 r9:ead59d84 r8:00000002 r7:60000113 r6:ead59d8c r5:85150000 [ 1330.143511][ T32] r4:85150000 [ 1330.143545][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.143602][ T32] r5:85150000 r4:829187f0 [ 1330.143651][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.143705][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.143763][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 [ 1330.143807][ T32] r4:00000000 [ 1330.143829][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.143896][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.143941][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.144014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2ec0 [ 1330.144040][ T32] r4:00000000 [ 1330.144060][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.144106][ T32] r9:83018005 r8:85150000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1330.144127][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.144200][ T32] r5:00001000 r4:e06ef000 [ 1330.144255][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.144300][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.144367][ T32] r5:85182b8c r4:85182800 [ 1330.144389][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.144435][ T32] r7:dddced40 r6:83018000 r5:85182b8c r4:851c7300 [ 1330.144455][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.144498][ T32] r10:61c88647 r9:85150000 r8:851c732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.144518][ T32] r4:851c7300 [ 1330.144537][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.144579][ T32] r10:00000000 r9:851c7300 r8:8027ed34 r7:ead2de60 r6:851d7180 r5:85150000 [ 1330.144600][ T32] r4:00000001 [ 1330.144618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.144653][ T32] Exception stack(0xead59fb0 to 0xead59ff8) [ 1330.144682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.144743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.144785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.144816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.144837][ T32] r4:851c2e00 [ 1330.145367][ T32] INFO: task kworker/0:242:4283 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.145402][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.145563][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.145666][ T32] Call trace: [ 1330.145699][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.145762][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.145785][ T32] r4:00000000 [ 1330.145805][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1330.146200][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1330.146653][ T32] r4:e0721dc0 ** 6 printk messages dropped ** [ 1330.147071][ T32] r5:00001000 r4:ee903000 ** 6 printk messages dropped ** [ 1330.147465][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1330.147801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.162457][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.162756][ T32] r5:85153c00 r4:829187f0 ** 1 printk messages dropped ** [ 1330.162815][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.163241][ T32] r9:83018005 r8:85153c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 6 printk messages dropped ** [ 1330.163520][ T32] r7:dddced40 r6:83018000 r5:85182f8c r4:851c7380 ** 2 printk messages dropped ** [ 1330.163661][ T32] r4:851c7380 ** 2 printk messages dropped ** [ 1330.163749][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1330.163802][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) ** 2 printk messages dropped ** [ 1330.163890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.164499][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.164943][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 3 printk messages dropped ** [ 1330.165103][ T32] r5:80070013 r4:80239bd0 ** 3 printk messages dropped ** [ 1330.165316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 2 printk messages dropped ** [ 1330.165450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 4 printk messages dropped ** [ 1330.165654][ T32] r5:00001000 r4:ee903000 ** 2 printk messages dropped ** [ 1330.165768][ T32] r5:8602278c r4:86022400 [ 1330.165849][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.165905][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.165953][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.166041][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.166106][ T32] r4:847da580 [ 1330.166168][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.166229][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.166254][ T32] r4:00000001 [ 1330.166275][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.166322][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.166402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.166465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.166525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.166560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.166584][ T32] r4:847cce40 [ 1330.166605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.166631][ T32] INFO: task kworker/0:244:4287 blocked for more than 456 seconds. [ 1330.166684][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.166711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.166733][ T32] task:kworker/0:244 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.166798][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.166867][ T32] Call trace: [ 1330.166960][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.167013][ T32] r10:829187f4 r9:eaca1d84 r8:00000002 r7:60000113 r6:eaca1d8c r5:84a5c800 [ 1330.167037][ T32] r4:84a5c800 [ 1330.167066][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.167108][ T32] r5:84a5c800 r4:829187f0 [ 1330.167127][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.167164][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.167207][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1330.167229][ T32] r4:00000000 [ 1330.167248][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.167284][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.167329][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.167371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ccd80 [ 1330.167403][ T32] r4:00000000 [ 1330.167425][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.167468][ T32] r9:83018005 r8:84a5c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1330.167499][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.167566][ T32] r5:00001000 r4:e072b000 [ 1330.167588][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.167642][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.167685][ T32] r5:8518338c r4:85183000 [ 1330.167706][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.167769][ T32] r7:dddced40 r6:83018000 r5:8518338c r4:851c7400 [ 1330.167813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.167879][ T32] r10:61c88647 r9:84a5c800 r8:851c742c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.167935][ T32] r4:851c7400 [ 1330.167978][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.168023][ T32] r10:00000000 r9:851c7400 r8:8027ed34 r7:ead2de60 r6:851c7480 r5:84a5c800 [ 1330.168045][ T32] r4:00000001 [ 1330.184325][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.184461][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1330.184498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.184528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.184553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.184582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.184605][ T32] r4:851ccfc0 [ 1330.185112][ T32] INFO: task kworker/0:244:4287 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.185154][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.185242][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.185348][ T32] Call trace: [ 1330.185382][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.185432][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.185487][ T32] r4:00000000 [ 1330.185510][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.185550][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.185579][ T32] 1d20: d1ead000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.185606][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.185628][ T32] 1d60: 80070013 ffffffff [ 1330.185690][ T32] r5:80070013 r4:80239bd0 [ 1330.185731][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.185804][ T32] r4:82ac11e4 [ 1330.185827][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.186003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.186068][ T32] r4:e0721dc0 [ 1330.186092][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.186150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.186176][ T32] r4:00000000 [ 1330.186195][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.186239][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.186282][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.186351][ T32] r5:00001000 r4:ee903000 [ 1330.186372][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.186410][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.186483][ T32] r5:8602278c r4:86022400 [ 1330.186542][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.186619][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.186643][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.186689][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.186711][ T32] r4:847da580 [ 1330.186729][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.186773][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.186794][ T32] r4:00000001 [ 1330.186812][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.186882][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.186912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.187007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.187037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.187064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1330.187271][ T32] INFO: task kworker/0:245:4289 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.187708][ T32] r5:84a5ec00 r4:829187f0 [ 1330.187731][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.187813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 ** 9 printk messages dropped ** [ 1330.201689][ T32] r5:00001000 r4:ea955000 ** 4 printk messages dropped ** [ 1330.202006][ T32] r7:dddced40 r6:83018000 r5:8518478c r4:851c7500 ** 2 printk messages dropped ** [ 1330.202123][ T32] r4:851c7500 ** 2 printk messages dropped ** [ 1330.202234][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1330.202287][ T32] Exception stack(0xead61fb0 to 0xead61ff8) ** 2 printk messages dropped ** [ 1330.202409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.203086][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1330.203525][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1330.203790][ T32] r5:80070013 r4:80239bd0 ** 3 printk messages dropped ** [ 1330.204041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 3 printk messages dropped ** [ 1330.204196][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.204282][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 5 printk messages dropped ** [ 1330.204497][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1330.204696][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.205043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.205639][ T32] r5:85156000 r4:829187f0 [ 1330.205659][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.205824][ T32] r4:00000000 [ 1330.205871][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.205920][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.206021][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.206102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e01c0 [ 1330.206128][ T32] r4:00000000 [ 1330.206147][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.206229][ T32] r9:83018005 r8:85156000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1330.206363][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.206416][ T32] r5:00001000 r4:e07fb000 [ 1330.206455][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.206529][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.206573][ T32] r5:85183b8c r4:85183800 [ 1330.206592][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.206633][ T32] r7:dddced40 r6:83018000 r5:85183b8c r4:851c7600 [ 1330.206672][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.206719][ T32] r10:61c88647 r9:85156000 r8:851c762c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.206740][ T32] r4:851c7600 [ 1330.206758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.206831][ T32] r10:00000000 r9:851c7600 r8:8027ed34 r7:ead61e60 r6:851d7280 r5:85156000 [ 1330.206863][ T32] r4:00000001 [ 1330.206881][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.206914][ T32] Exception stack(0xead6dfb0 to 0xead6dff8) [ 1330.206953][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.207003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.207031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.207078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.207135][ T32] r4:851c2c00 [ 1330.207413][ T32] INFO: task kworker/0:246:4290 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.207446][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.207530][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.207578][ T32] Call trace: [ 1330.207622][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.207671][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.207694][ T32] r4:00000000 [ 1330.207712][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.207749][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.207777][ T32] 1d20: d263f000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.207806][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.207828][ T32] 1d60: 80070013 ffffffff [ 1330.207890][ T32] r5:80070013 r4:80239bd0 [ 1330.207913][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.207974][ T32] r4:82ac11e4 [ 1330.208017][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.208095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.218983][ T32] r4:e0721dc0 [ 1330.219077][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.219164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.219214][ T32] r4:00000000 [ 1330.219237][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.219285][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.219307][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.219350][ T32] r5:00001000 r4:ee903000 [ 1330.219370][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.219470][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.219532][ T32] r5:8602278c r4:86022400 [ 1330.219596][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.219697][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.219720][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.219764][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.219785][ T32] r4:847da580 [ 1330.219858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.219932][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.219957][ T32] r4:00000001 [ 1330.219998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.220037][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.220184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.220236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.220306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.220380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.220427][ T32] r4:847cce40 ** 1 printk messages dropped ** [ 1330.220479][ T32] INFO: task kworker/0:247:4292 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.220905][ T32] r5:85155400 r4:829187f0 [ 1330.220924][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.221052][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.221205][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.221470][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1330.222032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.222819][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.223226][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1330.223442][ T32] r4:e0721dc0 ** 6 printk messages dropped ** [ 1330.223774][ T32] r5:00001000 r4:ee903000 ** 4 printk messages dropped ** [ 1330.224085][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.224123][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.224169][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.224190][ T32] r4:847da580 [ 1330.224208][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.224267][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.224306][ T32] r4:00000001 [ 1330.224362][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.224398][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.224429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.224456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.224503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.224536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.224580][ T32] r4:847cce40 [ 1330.224624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.224973][ T32] INFO: task kworker/0:248:4295 blocked for more than 456 seconds. [ 1330.225005][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.225072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.225095][ T32] task:kworker/0:248 state:D stack:0 pid:4295 tgid:4295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.225197][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.225253][ T32] Call trace: [ 1330.225287][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.225374][ T32] r10:829187f4 r9:ead81d84 r8:00000002 r7:60000013 r6:ead81d8c r5:85154800 [ 1330.225465][ T32] r4:85154800 [ 1330.225488][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.225539][ T32] r5:85154800 r4:829187f0 [ 1330.225561][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.225600][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.225644][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1330.225666][ T32] r4:00000000 [ 1330.225693][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.225733][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.225768][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.225806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0440 [ 1330.225828][ T32] r4:00000000 [ 1330.225871][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.225943][ T32] r9:83018005 r8:85154800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1330.226005][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.226062][ T32] r5:00001000 r4:ea935000 [ 1330.226084][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.226122][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.226170][ T32] r5:8518438c r4:85184000 [ 1330.226214][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.226273][ T32] r7:dddced40 r6:83018000 r5:8518438c r4:851c7700 [ 1330.226320][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.226394][ T32] r10:61c88647 r9:85154800 r8:851c772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.226418][ T32] r4:851c7700 [ 1330.226439][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.226481][ T32] r10:00000000 r9:851c7700 r8:8027ed34 r7:ead61e60 r6:851d7380 r5:85154800 [ 1330.226501][ T32] r4:00000001 [ 1330.226519][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.226551][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 1330.226577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.226604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.226654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.226685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.226715][ T32] r4:851e0180 [ 1330.226999][ T32] INFO: task kworker/0:248:4295 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.227061][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.227118][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.227162][ T32] Call trace: [ 1330.227191][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.227258][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.227305][ T32] r4:00000000 [ 1330.227349][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.227390][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.227440][ T32] 1d20: d263f000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.227471][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.227515][ T32] 1d60: 80070013 ffffffff [ 1330.227540][ T32] r5:80070013 r4:80239bd0 [ 1330.227573][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.227615][ T32] r4:82ac11e4 [ 1330.227634][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.227673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.227694][ T32] r4:e0721dc0 [ 1330.227712][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.227774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.227799][ T32] r4:00000000 [ 1330.227863][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.227912][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.228017][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.228096][ T32] r5:00001000 r4:ee903000 [ 1330.258528][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.258639][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.258692][ T32] r5:8602278c r4:86022400 [ 1330.258713][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.258760][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.258796][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.258851][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.258874][ T32] r4:847da580 [ 1330.258893][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.258950][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.258974][ T32] r4:00000001 [ 1330.258993][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.259028][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.259057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.259084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.259251][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.259652][ T32] r5:85156c00 r4:829187f0 [ 1330.259670][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.259750][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 ** 8 printk messages dropped ** [ 1330.260107][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.260501][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1330.261294][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.261982][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1330.262194][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1330.262554][ T32] r4:847da580 ** 5 printk messages dropped ** [ 1330.262764][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.263020][ T32] INFO: task kworker/0:250:4298 blocked for more than 456 seconds. ** 2 printk messages dropped ** [ 1330.263112][ T32] task:kworker/0:250 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.263448][ T32] r5:8514a400 r4:829187f0 [ 1330.263467][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.263504][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.263568][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.263653][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1330.263851][ T32] r9:83018005 r8:8514a400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 3 printk messages dropped ** [ 1330.264057][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.264239][ T32] r10:61c88647 r9:8514a400 r8:851c782c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1330.264510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.265006][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1330.265349][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.265399][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.265469][ T32] 1d20: d348a000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.265500][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.265523][ T32] 1d60: 80070013 ffffffff [ 1330.265544][ T32] r5:80070013 r4:80239bd0 [ 1330.265591][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.265648][ T32] r4:82ac11e4 [ 1330.265684][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.265730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.265751][ T32] r4:e0721dc0 [ 1330.265769][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.265809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.265830][ T32] r4:00000000 [ 1330.265853][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.266004][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.266040][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.266085][ T32] r5:00001000 r4:ee903000 [ 1330.266104][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.266143][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.266299][ T32] r5:8602278c r4:86022400 [ 1330.266329][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.266450][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.266479][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.266526][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.266549][ T32] r4:847da580 [ 1330.266568][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.266612][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.266633][ T32] r4:00000001 [ 1330.266673][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.266712][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.266760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.266809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.266844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.266880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.266948][ T32] r4:847cce40 [ 1330.266977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.267002][ T32] INFO: task kworker/0:251:4301 blocked for more than 456 seconds. [ 1330.267054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.267082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.267125][ T32] task:kworker/0:251 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.267192][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.267299][ T32] Call trace: [ 1330.267540][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.267585][ T32] r10:829187f4 r9:ead8dd84 r8:00000002 r7:60000013 r6:ead8dd8c r5:85158000 [ 1330.267641][ T32] r4:85158000 [ 1330.267685][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.267748][ T32] r5:85158000 r4:829187f0 [ 1330.267771][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.267810][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.267858][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1330.267880][ T32] r4:00000000 [ 1330.267899][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.267955][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.268016][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.292273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0980 [ 1330.292339][ T32] r4:00000000 [ 1330.292364][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.292425][ T32] r9:83018005 r8:85158000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1330.292448][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.292492][ T32] r5:00001000 r4:eab4b000 [ 1330.292512][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.292571][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.292641][ T32] r5:8518538c r4:85185000 [ 1330.292664][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.292709][ T32] r7:dddced40 r6:83018000 r5:8518538c r4:851c7880 [ 1330.292729][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.292773][ T32] r10:61c88647 r9:85158000 r8:851c78ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.292817][ T32] r4:851c7880 [ 1330.292867][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.292916][ T32] r10:00000000 r9:851c7880 r8:8027ed34 r7:ead85e60 r6:851d7500 r5:85158000 [ 1330.292938][ T32] r4:00000001 [ 1330.292956][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.292990][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1330.293035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.293085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.293114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.293141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.293163][ T32] r4:851e06c0 [ 1330.293605][ T32] INFO: task kworker/0:251:4301 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.293662][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.293759][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.293832][ T32] Call trace: [ 1330.293868][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.293917][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.293948][ T32] r4:00000000 [ 1330.293967][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.294004][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.294055][ T32] 1d20: d3975000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.294088][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.294112][ T32] 1d60: 80070013 ffffffff [ 1330.294155][ T32] r5:80070013 r4:80239bd0 [ 1330.294178][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.294218][ T32] r4:82ac11e4 [ 1330.294237][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.294277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.294298][ T32] r4:e0721dc0 [ 1330.294316][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.294356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.294400][ T32] r4:00000000 [ 1330.294422][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.294491][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.294540][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.294586][ T32] r5:00001000 r4:ee903000 [ 1330.294621][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.294662][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.294712][ T32] r5:8602278c r4:86022400 [ 1330.294746][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.294794][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.294838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.294912][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.294949][ T32] r4:847da580 [ 1330.294977][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.295047][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.295072][ T32] r4:00000001 [ 1330.295091][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.295125][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.295150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.295176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.295225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.295256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.295321][ T32] r4:847cce40 [ 1330.295344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.295371][ T32] INFO: task kworker/0:252:4304 blocked for more than 456 seconds. [ 1330.295401][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.295425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.295466][ T32] task:kworker/0:252 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.295513][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.295575][ T32] Call trace: [ 1330.295632][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.295675][ T32] r10:829187f4 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:85159800 [ 1330.295697][ T32] r4:85159800 [ 1330.295738][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.295790][ T32] r5:85159800 r4:829187f0 [ 1330.295811][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.295888][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.295976][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1330.296085][ T32] r4:00000000 [ 1330.296113][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.296239][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.296278][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.296317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0a80 [ 1330.296338][ T32] r4:00000000 [ 1330.296358][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.296459][ T32] r9:83018005 r8:85159800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1330.296486][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.296612][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.296795][ T32] r10:61c88647 r9:85159800 r8:851c792c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1330.296930][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.297008][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.297108][ T32] r4:851e06c0 ** 1 printk messages dropped ** [ 1330.297395][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.297767][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1330.298042][ T32] r4:e0721dc0 ** 2 printk messages dropped ** [ 1330.306173][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.306312][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 3 printk messages dropped ** [ 1330.306552][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.306593][ T32] r5:8602278c r4:86022400 [ 1330.306626][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.306688][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.306725][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.306806][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.306852][ T32] r4:847da580 [ 1330.306876][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.306921][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.306990][ T32] r4:00000001 [ 1330.307013][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.307048][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.307075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.307102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.307145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.307176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.307231][ T32] r4:847cce40 [ 1330.307256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.307313][ T32] INFO: task kworker/0:253:4305 blocked for more than 456 seconds. [ 1330.307347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.307370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.307422][ T32] task:kworker/0:253 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.307491][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.307537][ T32] Call trace: [ 1330.307567][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.307614][ T32] r10:829187f4 r9:ead99d84 r8:00000002 r7:60000013 r6:ead99d8c r5:8515a400 [ 1330.307635][ T32] r4:8515a400 [ 1330.307654][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.307692][ T32] r5:8515a400 r4:829187f0 [ 1330.307711][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.307775][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.307823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead99e08 [ 1330.307871][ T32] r4:00000000 [ 1330.307893][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.307931][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.307965][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.308007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0c40 [ 1330.308029][ T32] r4:00000000 [ 1330.308047][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.308089][ T32] r9:83018005 r8:8515a400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1330.308110][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.308149][ T32] r5:00001000 r4:eab6b000 [ 1330.308212][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.320941][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.321014][ T32] r5:85185b8c r4:85185800 [ 1330.321036][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.321082][ T32] r7:dddced40 r6:83018000 r5:85185b8c r4:851c7980 [ 1330.321103][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.321147][ T32] r10:61c88647 r9:8515a400 r8:851c79ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.321190][ T32] r4:851c7980 [ 1330.321214][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.321283][ T32] r10:00000000 r9:851c7980 r8:8027ed34 r7:ead95e60 r6:851d7600 r5:8515a400 [ 1330.321309][ T32] r4:00000001 [ 1330.321328][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.321364][ T32] Exception stack(0xead99fb0 to 0xead99ff8) [ 1330.321391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.321419][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.321466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.321497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.321530][ T32] r4:851e0880 [ 1330.321978][ T32] INFO: task kworker/0:253:4305 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.322015][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.322159][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.322209][ T32] Call trace: [ 1330.322284][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.322353][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.322379][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.322569][ T32] r5:80070013 r4:80239bd0 ** 11 printk messages dropped ** [ 1330.323044][ T32] r5:00001000 r4:ee903000 ** 6 printk messages dropped ** [ 1330.323338][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.323719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.324241][ T32] r5:8515b000 r4:829187f0 ** 3 printk messages dropped ** [ 1330.324365][ T32] r4:00000000 [ 1330.324384][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.324443][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.324481][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.324522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0f00 [ 1330.324542][ T32] r4:00000000 [ 1330.324575][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.324620][ T32] r9:83018005 r8:8515b000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1330.324640][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.324703][ T32] r5:00001000 r4:eada5000 [ 1330.324746][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.324787][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.324826][ T32] r5:8518638c r4:85186000 [ 1330.324848][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.324892][ T32] r7:dddced40 r6:83018000 r5:8518638c r4:851c7a00 [ 1330.324912][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.324989][ T32] r10:61c88647 r9:8515b000 r8:851c7a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.325014][ T32] r4:851c7a00 [ 1330.325054][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.325123][ T32] r10:00000000 r9:851c7a00 r8:8027ed34 r7:ead99e60 r6:851d7680 r5:8515b000 [ 1330.325147][ T32] r4:00000001 [ 1330.325164][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.325197][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 1330.325221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.325257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.325287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.325336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.325382][ T32] r4:851e0ac0 [ 1330.325664][ T32] INFO: task kworker/0:254:4308 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.325697][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.325748][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.326377][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1330.326916][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1330.327568][ T32] INFO: task kworker/0:255:4309 blocked for more than 456 seconds. ** 5 printk messages dropped ** [ 1330.327868][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.327937][ T32] r10:829187f4 r9:eada1d84 r8:00000002 r7:60000013 r6:eada1d8c r5:8515bc00 [ 1330.327961][ T32] r4:8515bc00 [ 1330.327981][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.328041][ T32] r5:8515bc00 r4:829187f0 [ 1330.328063][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.354911][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.355158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [ 1330.355227][ T32] r4:00000000 [ 1330.355357][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.355452][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.355851][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.356037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0e80 [ 1330.356979][ T32] r4:00000000 [ 1330.357050][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.357159][ T32] r9:83018005 r8:8515bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1330.357220][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.357854][ T32] r5:00001000 r4:eabd1000 [ 1330.357929][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.358023][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.378460][ T32] r5:85185f8c r4:85185c00 [ 1330.378533][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.378606][ T32] r7:dddced40 r6:83018000 r5:85185f8c r4:851c7a80 [ 1330.378630][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.378708][ T32] r10:61c88647 r9:8515bc00 r8:851c7aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.378735][ T32] r4:851c7a80 [ 1330.378755][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.378837][ T32] r10:00000000 r9:851c7a80 r8:8027ed34 r7:ead91e60 r6:851d7700 r5:8515bc00 [ 1330.378869][ T32] r4:00000001 [ 1330.378906][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.379018][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) [ 1330.379092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.379124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.379170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.379203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.379264][ T32] r4:851e0900 [ 1330.379771][ T32] INFO: task kworker/0:255:4309 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.379829][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.379961][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.380042][ T32] Call trace: [ 1330.380078][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.380162][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.380205][ T32] r4:00000000 [ 1330.380243][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.380321][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.380353][ T32] 1d20: d4486000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.380399][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.380444][ T32] 1d60: 80070013 ffffffff [ 1330.380483][ T32] r5:80070013 r4:80239bd0 [ 1330.380523][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.380581][ T32] r4:82ac11e4 [ 1330.380603][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.380688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.380731][ T32] r4:e0721dc0 [ 1330.380772][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.380817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.380839][ T32] r4:00000000 [ 1330.380863][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.380925][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.380969][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.381333][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.381684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.382555][ T32] r4:8515e000 ** 1 printk messages dropped ** [ 1330.382702][ T32] r5:8515e000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.383262][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.384200][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.384413][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.384589][ T32] r5:00001000 r4:eae11000 [ 1330.384651][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.384745][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.384842][ T32] r5:85187f8c r4:85187c00 [ 1330.384901][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.384999][ T32] r7:dddced40 r6:83018000 r5:85187f8c r4:851c7b00 [ 1330.385052][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.385439][ T32] r10:61c88647 r9:8515e000 r8:851c7b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.385604][ T32] r4:851c7b00 [ 1330.385663][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.385765][ T32] r10:00000000 r9:851c7b00 r8:8027ed34 r7:ead91e60 r6:851d7780 r5:8515e000 [ 1330.385899][ T32] r4:00000001 [ 1330.385970][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.386054][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) [ 1330.386117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.386183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.386252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.386321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.386374][ T32] r4:851e0900 [ 1330.386952][ T32] INFO: task kworker/0:256:4312 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.387034][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.387199][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.387327][ T32] Call trace: [ 1330.387365][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.387436][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.387487][ T32] r4:00000000 [ 1330.387511][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.387552][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.387605][ T32] 1d20: d4486000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.387636][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.387659][ T32] 1d60: 80070013 ffffffff [ 1330.387682][ T32] r5:80070013 r4:80239bd0 [ 1330.387723][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.387788][ T32] r4:82ac11e4 [ 1330.387810][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.387859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.387905][ T32] r4:e0721dc0 [ 1330.387946][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.388012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.388037][ T32] r4:00000000 [ 1330.411289][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.411620][ T32] r5:8602278c r4:86022400 ** 10 printk messages dropped ** [ 1330.412029][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.412312][ T32] task:kworker/0:257 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.412650][ T32] r5:8515ec00 r4:829187f0 ** 1 printk messages dropped ** [ 1330.412753][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.412991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0b40 [ 1330.413012][ T32] r4:00000000 [ 1330.413030][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.413071][ T32] r9:83018005 r8:8515ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1330.413091][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.413154][ T32] r5:00001000 r4:eadb1000 [ 1330.413177][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.413216][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.413280][ T32] r5:8518678c r4:85186400 [ 1330.413302][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.413354][ T32] r7:dddced40 r6:83018000 r5:8518678c r4:851c7b80 [ 1330.413376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.413420][ T32] r10:61c88647 r9:8515ec00 r8:851c7bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.413441][ T32] r4:851c7b80 [ 1330.413459][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.413499][ T32] r10:00000000 r9:851c7b80 r8:8027ed34 r7:eadc1e60 r6:851d7800 r5:8515ec00 [ 1330.413521][ T32] r4:00000001 [ 1330.413538][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.413570][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1330.413597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.413624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.413659][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.413690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.413734][ T32] r4:851e0900 [ 1330.414201][ T32] INFO: task kworker/0:257:4313 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.414234][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.414341][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.414409][ T32] Call trace: [ 1330.414500][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.414612][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.414715][ T32] r4:00000000 [ 1330.414771][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1330.415778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 9 printk messages dropped ** [ 1330.416918][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.417413][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.417697][ T32] task:kworker/0:258 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.418035][ T32] r5:8515c800 r4:829187f0 ** 1 printk messages dropped ** [ 1330.428767][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.429110][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1330.432310][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) ** 11 printk messages dropped ** [ 1330.436901][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.437472][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1330.437792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 9 printk messages dropped ** [ 1330.462373][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1330.462686][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 6 printk messages dropped ** [ 1330.462994][ T32] INFO: task kworker/1:342:4317 blocked for more than 456 seconds. ** 2 printk messages dropped ** [ 1330.463077][ T32] task:kworker/1:342 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.463135][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.463180][ T32] Call trace: [ 1330.463212][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.463260][ T32] r10:829187f4 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:85220c00 [ 1330.463282][ T32] r4:85220c00 [ 1330.463300][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.463369][ T32] r5:85220c00 r4:829187f0 [ 1330.463411][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.463454][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.463508][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1330.463533][ T32] r4:00000000 [ 1330.463553][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.463590][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.463650][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.463696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ef900 [ 1330.463718][ T32] r4:00000000 [ 1330.463760][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.463810][ T32] r9:83018205 r8:85220c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1330.463831][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.463878][ T32] r5:00001000 r4:eae35000 [ 1330.463907][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.463948][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.463989][ T32] r5:83ea0f8c r4:83ea0c00 [ 1330.464007][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.464056][ T32] r7:ddde2d40 r6:83018200 r5:83ea0f8c r4:851d7900 [ 1330.464076][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.464122][ T32] r10:61c88647 r9:85220c00 r8:851d792c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.464144][ T32] r4:851d7900 [ 1330.464162][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.464203][ T32] r10:00000000 r9:851d7900 r8:8027ed34 r7:eacdde60 r6:851d7980 r5:85220c00 [ 1330.464223][ T32] r4:00000001 [ 1330.464241][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.464275][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 1330.464301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.464328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.464352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.464408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.464466][ T32] r4:851ef580 [ 1330.464966][ T32] INFO: task kworker/1:342:4317 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.465048][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.465145][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.465195][ T32] Call trace: [ 1330.465276][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1330.465835][ T32] r4:e0721dc0 ** 11 printk messages dropped ** [ 1330.466354][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 14 printk messages dropped ** [ 1330.467056][ T32] INFO: task kworker/0:259:4319 blocked for more than 456 seconds. ** 2 printk messages dropped ** [ 1330.467246][ T32] task:kworker/0:259 state:D stack:0 pid:4319 tgid:4319 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.467622][ T32] r5:85220000 r4:829187f0 [ 1330.467640][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.467726][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.467774][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 1330.467798][ T32] r4:00000000 [ 1330.467816][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1330.467959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f13c0 ** 7 printk messages dropped ** [ 1330.498747][ T32] r5:8518738c r4:85187000 ** 3 printk messages dropped ** [ 1330.498906][ T32] r10:61c88647 r9:85220000 r8:851c7cac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1330.499281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1330.499331][ T32] r4:851f1300 [ 1330.499819][ T32] INFO: task kworker/0:259:4319 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.499862][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.499956][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.500041][ T32] Call trace: [ 1330.500086][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.500146][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.500173][ T32] r4:00000000 [ 1330.500213][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.500277][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.500310][ T32] 1d20: d59e5000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.500337][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.500359][ T32] 1d60: 80070013 ffffffff [ 1330.500381][ T32] r5:80070013 r4:80239bd0 [ 1330.500420][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.500464][ T32] r4:82ac11e4 [ 1330.500484][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.500524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.500546][ T32] r4:e0721dc0 [ 1330.500564][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.500625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.500660][ T32] r4:00000000 [ 1330.500682][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.500727][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.500748][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.500789][ T32] r5:00001000 r4:ee903000 [ 1330.500828][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.500876][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.500937][ T32] r5:8602278c r4:86022400 [ 1330.500962][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.501007][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.501039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.501088][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.501110][ T32] r4:847da580 [ 1330.501129][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.501194][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.501219][ T32] r4:00000001 [ 1330.501249][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.501286][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.501331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.501383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.501433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.501464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.501486][ T32] r4:847cce40 [ 1330.501525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.501567][ T32] INFO: task kworker/1:343:4320 blocked for more than 457 seconds. [ 1330.501603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.501670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.501694][ T32] task:kworker/1:343 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.501759][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.501812][ T32] Call trace: [ 1330.501841][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.501893][ T32] r10:829187f4 r9:eadf5d84 r8:00000002 r7:60000113 r6:eadf5d8c r5:85222400 [ 1330.501916][ T32] r4:85222400 [ 1330.501934][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.501993][ T32] r5:85222400 r4:829187f0 [ 1330.502016][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.502055][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.502098][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 [ 1330.502120][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.502175][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1330.502411][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.502612][ T32] r5:844d378c r4:844d3400 ** 4 printk messages dropped ** [ 1330.502898][ T32] r4:851d7a80 ** 4 printk messages dropped ** [ 1330.503144][ T32] Exception stack(0xeadf5fb0 to 0xeadf5ff8) ** 4 printk messages dropped ** [ 1330.503305][ T32] r4:851ef900 ** 1 printk messages dropped ** [ 1330.503601][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.504192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 7 printk messages dropped ** [ 1330.504573][ T32] r5:00001000 r4:ee903000 ** 6 printk messages dropped ** [ 1330.504914][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.505260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.505294][ T32] r4:847cce40 [ 1330.505315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.505351][ T32] INFO: task kworker/0:260:4322 blocked for more than 457 seconds. [ 1330.505424][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.505463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.505485][ T32] task:kworker/0:260 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.505600][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.505679][ T32] Call trace: [ 1330.505749][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.505798][ T32] r10:829187f4 r9:eadfdd84 r8:00000002 r7:60000013 r6:eadfdd8c r5:85223c00 [ 1330.505841][ T32] r4:85223c00 [ 1330.505868][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.505908][ T32] r5:85223c00 r4:829187f0 [ 1330.505927][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.505964][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.506007][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 1330.506042][ T32] r4:00000000 [ 1330.506099][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.506171][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.506212][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.506254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1580 [ 1330.506275][ T32] r4:00000000 [ 1330.506326][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.506384][ T32] r9:83018005 r8:85223c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1330.506408][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.506449][ T32] r5:00001000 r4:eaded000 [ 1330.506468][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.506524][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.506570][ T32] r5:8518778c r4:85187400 [ 1330.506604][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.506682][ T32] r7:dddced40 r6:83018000 r5:8518778c r4:851c7d00 [ 1330.506705][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.506764][ T32] r10:61c88647 r9:85223c00 r8:851c7d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.506789][ T32] r4:851c7d00 [ 1330.506821][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.506902][ T32] r10:00000000 r9:851c7d00 r8:8027ed34 r7:eadc1e60 r6:851d7b80 r5:85223c00 [ 1330.506963][ T32] r4:00000001 [ 1330.507018][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.507081][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 1330.507127][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.507159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.507185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.507211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.507235][ T32] r4:851f11c0 [ 1330.507523][ T32] INFO: task kworker/0:260:4322 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.507578][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.507661][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.507711][ T32] Call trace: [ 1330.507761][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1330.507926][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 8 printk messages dropped ** [ 1330.518814][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1330.519035][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 8 printk messages dropped ** [ 1330.519430][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1330.519646][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 1 printk messages dropped ** [ 1330.519705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.519906][ T32] INFO: task kworker/0:261:4324 blocked for more than 457 seconds. ** 2 printk messages dropped ** [ 1330.519987][ T32] task:kworker/0:261 state:D stack:0 pid:4324 tgid:4324 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.520325][ T32] r5:85140c00 r4:829187f0 [ 1330.520344][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.520405][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.520474][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.520640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1680 ** 5 printk messages dropped ** [ 1330.520859][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.521042][ T32] r7:dddced40 r6:83018000 r5:85187b8c r4:851c7d80 [ 1330.521063][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.521105][ T32] r10:61c88647 r9:85140c00 r8:851c7dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.521158][ T32] r4:851c7d80 [ 1330.521195][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.521243][ T32] r10:00000000 r9:851c7d80 r8:8027ed34 r7:eadc1e60 r6:851c7e00 r5:85140c00 [ 1330.521265][ T32] r4:00000001 [ 1330.521284][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.521316][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1330.521341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.521368][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.521405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.521460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.521507][ T32] r4:851f15c0 [ 1330.521896][ T32] INFO: task kworker/0:261:4324 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.521929][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.521983][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.522027][ T32] Call trace: [ 1330.522109][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.522159][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.522182][ T32] r4:00000000 [ 1330.522201][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.522237][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.522266][ T32] 1d20: d59e5000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.522293][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.522318][ T32] 1d60: 80070013 ffffffff [ 1330.522362][ T32] r5:80070013 r4:80239bd0 [ 1330.522384][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.522434][ T32] r4:82ac11e4 [ 1330.522458][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.522510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.522535][ T32] r4:e0721dc0 [ 1330.522554][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.522593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.522615][ T32] r4:00000000 [ 1330.522633][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.522675][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.522696][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.522735][ T32] r5:00001000 r4:ee903000 [ 1330.522754][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.522792][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.522831][ T32] r5:8602278c r4:86022400 [ 1330.522867][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.522924][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.522982][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.523030][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.523051][ T32] r4:847da580 [ 1330.523070][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.523118][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.523157][ T32] r4:00000001 [ 1330.523180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.523214][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 7 printk messages dropped ** [ 1330.523450][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.523798][ T32] r5:84a5e000 r4:829187f0 [ 1330.523816][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1330.524421][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1330.524991][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) ** 4 printk messages dropped ** [ 1330.525206][ T32] r4:851f15c0 ** 2 printk messages dropped ** [ 1330.525533][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.525872][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1330.526117][ T32] r4:e0721dc0 ** 9 printk messages dropped ** [ 1330.526595][ T32] r5:8602278c r4:86022400 ** 9 printk messages dropped ** [ 1330.527100][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 12 printk messages dropped ** [ 1330.527636][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1330.527945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 ** 2 printk messages dropped ** [ 1330.528100][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.528138][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.528178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1940 [ 1330.528199][ T32] r4:00000000 [ 1330.528251][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.560448][ T32] r9:83018005 r8:8484ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1330.560496][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.560599][ T32] r5:00001000 r4:eae21000 [ 1330.560625][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.560683][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.560750][ T32] r5:8518838c r4:85188000 [ 1330.560797][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.560855][ T32] r7:dddced40 r6:83018000 r5:8518838c r4:851c7f80 [ 1330.560900][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.560951][ T32] r10:61c88647 r9:8484ec00 r8:851c7fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.560973][ T32] r4:851c7f80 [ 1330.561001][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.561073][ T32] r10:00000000 r9:851c7f80 r8:8027ed34 r7:eae09e60 r6:851fe000 r5:8484ec00 [ 1330.561099][ T32] r4:00000001 [ 1330.561119][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.561187][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1330.561219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.561248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.561296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.561328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.561369][ T32] r4:851f1780 [ 1330.561881][ T32] INFO: task kworker/0:263:4329 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.561926][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.561995][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.562045][ T32] Call trace: [ 1330.562076][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.562132][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.562156][ T32] r4:00000000 [ 1330.562186][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.562229][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.562259][ T32] 1d20: d6610000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.562286][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.562336][ T32] 1d60: 80070013 ffffffff [ 1330.562362][ T32] r5:80070013 r4:80239bd0 [ 1330.562382][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.562453][ T32] r4:82ac11e4 [ 1330.562477][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.562543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 7 printk messages dropped ** [ 1330.562777][ T32] r5:00001000 r4:ee903000 ** 6 printk messages dropped ** [ 1330.563126][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1330.563590][ T32] INFO: task kworker/0:264:4332 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.564273][ T32] r5:84830000 r4:829187f0 [ 1330.564312][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.564378][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.564487][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 [ 1330.564534][ T32] r4:00000000 [ 1330.564557][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.564615][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.564653][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.564693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1e00 [ 1330.564728][ T32] r4:00000000 [ 1330.564751][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.564867][ T32] r9:83018005 r8:84830000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.564900][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.564995][ T32] r5:00001000 r4:eae4f000 [ 1330.565030][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.565101][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.565145][ T32] r5:8518878c r4:85188400 [ 1330.565176][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.565224][ T32] r7:dddced40 r6:83018000 r5:8518878c r4:851fe080 [ 1330.565270][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.565317][ T32] r10:61c88647 r9:84830000 r8:851fe0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.565342][ T32] r4:851fe080 [ 1330.565360][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.565421][ T32] r10:00000000 r9:851fe080 r8:8027ed34 r7:eae09e60 r6:851fe100 r5:84830000 [ 1330.565459][ T32] r4:00000001 [ 1330.565494][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.565563][ T32] Exception stack(0xeae49fb0 to 0xeae49ff8) [ 1330.565592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.565619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.565644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.565717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.565762][ T32] r4:851f1a80 [ 1330.566055][ T32] INFO: task kworker/0:264:4332 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.566090][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.566181][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.566296][ T32] Call trace: [ 1330.566343][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.566411][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.566437][ T32] r4:00000000 [ 1330.566484][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.566526][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.566555][ T32] 1d20: d6610000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.566582][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.566621][ T32] 1d60: 80070013 ffffffff [ 1330.566646][ T32] r5:80070013 r4:80239bd0 [ 1330.566667][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.566704][ T32] r4:82ac11e4 [ 1330.566743][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.566786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.566845][ T32] r4:e0721dc0 [ 1330.566871][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.566912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.566962][ T32] r4:00000000 [ 1330.566990][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.567067][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.567120][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.567206][ T32] r5:00001000 r4:ee903000 ** 2 printk messages dropped ** [ 1330.567342][ T32] r5:8602278c r4:86022400 ** 1 printk messages dropped ** [ 1330.567406][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 3 printk messages dropped ** [ 1330.567556][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1330.567699][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.567836][ T32] r4:847cce40 ** 2 printk messages dropped ** [ 1330.567968][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1330.583618][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.584023][ T32] r5:84830c00 r4:829187f0 [ 1330.584042][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.584081][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.584161][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 1330.584200][ T32] r4:00000000 [ 1330.584230][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.584273][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.584312][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.584353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ef6c0 [ 1330.584377][ T32] r4:00000000 [ 1330.584426][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.584492][ T32] r9:83018205 r8:84830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1330.584514][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.584584][ T32] r5:00001000 r4:dfa0d000 [ 1330.584608][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.584648][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.584718][ T32] r5:8521c38c r4:8521c000 [ 1330.584758][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.584821][ T32] r7:ddde2d40 r6:83018200 r5:8521c38c r4:851d7c00 [ 1330.584863][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.584911][ T32] r10:61c88647 r9:84830c00 r8:851d7c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.584945][ T32] r4:851d7c00 [ 1330.584998][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.585069][ T32] r10:00000000 r9:851d7c00 r8:8027ed34 r7:eadd9e60 r6:851fe180 r5:84830c00 [ 1330.585095][ T32] r4:00000001 [ 1330.585119][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.585185][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1330.585244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.585277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.585303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.585347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.585388][ T32] r4:851effc0 [ 1330.585830][ T32] INFO: task kworker/1:344:4333 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.585898][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.585999][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.586080][ T32] Call trace: [ 1330.586118][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.586166][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.586222][ T32] r4:00000000 [ 1330.586268][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.586311][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.586353][ T32] 1d20: d6610000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.586401][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.586439][ T32] 1d60: 80070013 ffffffff [ 1330.586476][ T32] r5:80070013 r4:80239bd0 [ 1330.586510][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.586552][ T32] r4:82ac11e4 [ 1330.586572][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.586660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.586686][ T32] r4:e0721dc0 [ 1330.586704][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.586779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.586814][ T32] r4:00000000 [ 1330.586835][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.586920][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.586958][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.587077][ T32] r5:00001000 r4:ee903000 [ 1330.587166][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.587231][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.587274][ T32] r5:8602278c r4:86022400 [ 1330.587315][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.587385][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.587409][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.587710][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.587735][ T32] r4:847da580 [ 1330.587755][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.587829][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.587879][ T32] r4:00000001 [ 1330.587939][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.587976][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.588003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.588030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.588054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.588081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.588126][ T32] r4:847cce40 [ 1330.601276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.601360][ T32] INFO: task kworker/0:265:4335 blocked for more than 457 seconds. [ 1330.601437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.601466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.601488][ T32] task:kworker/0:265 state:D stack:0 pid:4335 tgid:4335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.601592][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.601651][ T32] Call trace: [ 1330.601730][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.601800][ T32] r10:829187f4 r9:ea9f5d84 r8:00000002 r7:60000113 r6:ea9f5d8c r5:84832400 [ 1330.601872][ T32] r4:84832400 [ 1330.601916][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.601992][ T32] r5:84832400 r4:829187f0 [ 1330.602049][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.602105][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.602152][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 [ 1330.602174][ T32] r4:00000000 [ 1330.602192][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.602269][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.602328][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.602373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7780 [ 1330.602395][ T32] r4:00000000 [ 1330.602456][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.602504][ T32] r9:83018005 r8:84832400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1330.602527][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.602567][ T32] r5:00001000 r4:dfd7d000 [ 1330.602588][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.602625][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.602702][ T32] r5:8518978c r4:85189400 [ 1330.602740][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.602788][ T32] r7:dddced40 r6:83018000 r5:8518978c r4:851fe200 [ 1330.602830][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.602881][ T32] r10:61c88647 r9:84832400 r8:851fe22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.602916][ T32] r4:851fe200 [ 1330.603022][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.603088][ T32] r10:00000000 r9:851fe200 r8:8027ed34 r7:eae09e60 r6:851fe280 r5:84832400 [ 1330.603141][ T32] r4:00000001 [ 1330.603179][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.603218][ T32] Exception stack(0xea9f5fb0 to 0xea9f5ff8) [ 1330.603264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.603294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.603356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.603416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.603455][ T32] r4:851f1a00 [ 1330.603899][ T32] INFO: task kworker/0:265:4335 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.603932][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.604011][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.604111][ T32] Call trace: [ 1330.604179][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.604227][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.604250][ T32] r4:00000000 [ 1330.604269][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.604346][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.604378][ T32] 1d20: d6d71000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.604504][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.604538][ T32] 1d60: 80070013 ffffffff [ 1330.604565][ T32] r5:80070013 r4:80239bd0 [ 1330.604584][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.604661][ T32] r4:82ac11e4 [ 1330.604701][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.604797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.604865][ T32] r4:e0721dc0 [ 1330.604904][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.604949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.604971][ T32] r4:00000000 [ 1330.605019][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.605068][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.605090][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.605227][ T32] r5:00001000 r4:ee903000 [ 1330.605257][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.605299][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.605342][ T32] r5:8602278c r4:86022400 [ 1330.605362][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.605441][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.605487][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.605542][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.605569][ T32] r4:847da580 [ 1330.605630][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.605689][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.605749][ T32] r4:00000001 [ 1330.605783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.605820][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.605869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.605900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.605926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.605952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.605973][ T32] r4:847cce40 [ 1330.605993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.606016][ T32] INFO: task kworker/0:266:4339 blocked for more than 457 seconds. [ 1330.606042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.606097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.606137][ T32] task:kworker/0:266 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.606197][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.606257][ T32] Call trace: [ 1330.606287][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.606331][ T32] r10:829187f4 r9:eaa89d84 r8:00000002 r7:60000113 r6:eaa89d8c r5:84831800 ** 2 printk messages dropped ** [ 1330.606447][ T32] r5:84831800 r4:829187f0 [ 1330.606488][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.606545][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.606593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 1330.606615][ T32] r4:00000000 [ 1330.606643][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.606683][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.606717][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.606758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7040 [ 1330.606779][ T32] r4:00000000 [ 1330.606797][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.606838][ T32] r9:83018005 r8:84831800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1330.606865][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.606905][ T32] r5:00001000 r4:dfcab000 [ 1330.606923][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.606996][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.607060][ T32] r5:85188f8c r4:85188c00 [ 1330.607087][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.607139][ T32] r7:dddced40 r6:83018000 r5:85188f8c r4:851fe300 [ 1330.607174][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.607224][ T32] r10:61c88647 r9:84831800 r8:851fe32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.607277][ T32] r4:851fe300 [ 1330.607300][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.607370][ T32] r10:00000000 r9:851fe300 r8:8027ed34 r7:ea9f5e60 r6:851fe380 r5:84831800 [ 1330.607397][ T32] r4:00000001 [ 1330.607416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.607709][ T32] Exception stack(0xeaa89fb0 to 0xeaa89ff8) [ 1330.607739][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.608020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.608060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.633362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.633435][ T32] r4:851f7080 [ 1330.633880][ T32] INFO: task kworker/0:266:4339 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.633916][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.634073][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.634196][ T32] Call trace: [ 1330.634272][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.634330][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.634374][ T32] r4:00000000 [ 1330.634427][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.634486][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.634517][ T32] 1d20: d73c3000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.634545][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.634568][ T32] 1d60: 80070013 ffffffff [ 1330.634624][ T32] r5:80070013 r4:80239bd0 [ 1330.634675][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.634720][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1330.634829][ T32] r4:e0721dc0 ** 7 printk messages dropped ** [ 1330.635234][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.635501][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1330.635633][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.635771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.635947][ T32] INFO: task kworker/1:345:4340 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.636105][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.636322][ T32] r4:84833c00 ** 1 printk messages dropped ** [ 1330.636416][ T32] r5:84833c00 r4:829187f0 [ 1330.636435][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.636493][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.636554][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 [ 1330.636579][ T32] r4:00000000 [ 1330.636615][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.636673][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.636708][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.636765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85201a00 [ 1330.636819][ T32] r4:00000000 [ 1330.636842][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.636905][ T32] r9:83018205 r8:84833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1330.636950][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.637024][ T32] r5:00001000 r4:eabf9000 [ 1330.637047][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.637109][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.637156][ T32] r5:8519578c r4:85195400 [ 1330.637184][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.637250][ T32] r7:ddde2d40 r6:83018200 r5:8519578c r4:851d7c80 [ 1330.637274][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.637364][ T32] r10:61c88647 r9:84833c00 r8:851d7cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.637390][ T32] r4:851d7c80 [ 1330.637409][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.637451][ T32] r10:00000000 r9:851d7c80 r8:8027ed34 r7:eae4de60 r6:851fe400 r5:84833c00 [ 1330.637475][ T32] r4:00000001 [ 1330.637493][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.637533][ T32] Exception stack(0xeaa49fb0 to 0xeaa49ff8) [ 1330.637614][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.637650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.637678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.637728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.637773][ T32] r4:851efd40 [ 1330.646732][ T32] INFO: task kworker/1:345:4340 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.646808][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.646894][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.646991][ T32] Call trace: [ 1330.647058][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.647136][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.647164][ T32] r4:00000000 [ 1330.647184][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.647221][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.647250][ T32] 1d20: d73c3000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.647362][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.647470][ T32] 1d60: 80070013 ffffffff [ 1330.647496][ T32] r5:80070013 r4:80239bd0 [ 1330.647516][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.647577][ T32] r4:82ac11e4 [ 1330.647623][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.647668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.647710][ T32] r4:e0721dc0 [ 1330.647749][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.647815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.647840][ T32] r4:00000000 [ 1330.647866][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.647913][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.647956][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.648002][ T32] r5:00001000 r4:ee903000 [ 1330.648043][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.648086][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.648318][ T32] r5:8602278c r4:86022400 [ 1330.653192][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.653270][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.653307][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.653359][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.653382][ T32] r4:847da580 [ 1330.653402][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.653446][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.653504][ T32] r4:00000001 [ 1330.653527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.653563][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.653591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.653651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.653703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.653735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.653777][ T32] r4:847cce40 [ 1330.653802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.653831][ T32] INFO: task kworker/1:346:4341 blocked for more than 457 seconds. [ 1330.653866][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.653891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.653913][ T32] task:kworker/1:346 state:D stack:0 pid:4341 tgid:4341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.653990][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.654042][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.654255][ T32] r5:84835400 r4:829187f0 [ 1330.654274][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.654343][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1330.654602][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.655083][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.655478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.655506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.655526][ T32] r4:851efd40 [ 1330.655969][ T32] INFO: task kworker/1:346:4341 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.656006][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.656098][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.656179][ T32] Call trace: [ 1330.656209][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.656291][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.656333][ T32] r4:00000000 [ 1330.656368][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.656408][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.656453][ T32] 1d20: d73c3000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.656484][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.656519][ T32] 1d60: 80070013 ffffffff [ 1330.656543][ T32] r5:80070013 r4:80239bd0 [ 1330.656595][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.656671][ T32] r4:82ac11e4 [ 1330.656711][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.656770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.656793][ T32] r4:e0721dc0 [ 1330.656835][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1330.657059][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1330.657796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1330.671302][ T32] r5:84834800 r4:829187f0 [ 1330.671321][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.671424][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.671648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7580 ** 4 printk messages dropped ** [ 1330.671875][ T32] r5:00001000 r4:dfd15000 [ 1330.671900][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.671939][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.671979][ T32] r5:8518938c r4:85189000 [ 1330.671999][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.672043][ T32] r7:dddced40 r6:83018000 r5:8518938c r4:851fe500 [ 1330.672090][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.672170][ T32] r10:61c88647 r9:84834800 r8:851fe52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.672195][ T32] r4:851fe500 [ 1330.672234][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.672285][ T32] r10:00000000 r9:851fe500 r8:8027ed34 r7:ea9f5e60 r6:851fe580 r5:84834800 [ 1330.672308][ T32] r4:00000001 [ 1330.672327][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.672362][ T32] Exception stack(0xeac05fb0 to 0xeac05ff8) [ 1330.672387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.672415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.672470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.672530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.672555][ T32] r4:851f7240 [ 1330.672953][ T32] INFO: task kworker/0:267:4344 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.672986][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.673041][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.673138][ T32] Call trace: [ 1330.673186][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.673275][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.673318][ T32] r4:00000000 [ 1330.673373][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.673414][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.673444][ T32] 1d20: d7c52000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.673504][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.673543][ T32] 1d60: 80070013 ffffffff [ 1330.673568][ T32] r5:80070013 r4:80239bd0 [ 1330.673588][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.673628][ T32] r4:82ac11e4 [ 1330.673705][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.673766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.673828][ T32] r4:e0721dc0 [ 1330.673851][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.673899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.673953][ T32] r4:00000000 [ 1330.674004][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.674052][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.674099][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.674191][ T32] r5:00001000 r4:ee903000 [ 1330.674226][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.674267][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.674307][ T32] r5:8602278c r4:86022400 [ 1330.674326][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.674371][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.674418][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.674514][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.674541][ T32] r4:847da580 [ 1330.674601][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.674663][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.674701][ T32] r4:00000001 [ 1330.674722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.674756][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.674800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.674847][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.674907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.674949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.675006][ T32] r4:847cce40 [ 1330.675063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.675110][ T32] INFO: task kworker/0:268:4346 blocked for more than 457 seconds. [ 1330.675173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.675199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.675232][ T32] task:kworker/0:268 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.675351][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.675396][ T32] Call trace: [ 1330.675445][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.675493][ T32] r10:829187f4 r9:eac11d84 r8:00000002 r7:60000013 r6:eac11d8c r5:84836c00 [ 1330.675548][ T32] r4:84836c00 [ 1330.675584][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.675657][ T32] r5:84836c00 r4:829187f0 [ 1330.675693][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.675735][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.675805][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 1330.675830][ T32] r4:00000000 [ 1330.675868][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.675909][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.675944][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1330.676086][ T32] r9:83018005 r8:84836c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1330.676307][ T32] r5:85189b8c r4:85189800 ** 3 printk messages dropped ** [ 1330.676450][ T32] r10:61c88647 r9:84836c00 r8:851fe62c r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1330.676640][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.677313][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.677641][ T32] 1d20: d7c52000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1330.678014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 9 printk messages dropped ** [ 1330.702882][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 4 printk messages dropped ** [ 1330.703154][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 4 printk messages dropped ** [ 1330.703571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.704090][ T32] INFO: task kworker/0:269:4348 blocked for more than 457 seconds. [ 1330.704160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.704255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.704316][ T32] task:kworker/0:269 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.704817][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.705031][ T32] Call trace: [ 1330.705118][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.705227][ T32] r10:829187f4 r9:eac1dd84 r8:00000002 r7:60000013 r6:eac1dd8c r5:84a5bc00 [ 1330.705282][ T32] r4:84a5bc00 [ 1330.705358][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.705457][ T32] r5:84a5bc00 r4:829187f0 [ 1330.705545][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.705662][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.705762][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 [ 1330.705813][ T32] r4:00000000 [ 1330.705876][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.705962][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.706046][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.706137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7c00 [ 1330.706188][ T32] r4:00000000 [ 1330.706251][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.706354][ T32] r9:83018005 r8:84a5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1330.706406][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.706501][ T32] r5:00001000 r4:e0481000 [ 1330.706569][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.706662][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.706757][ T32] r5:85189f8c r4:85189c00 [ 1330.706817][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.707062][ T32] r7:dddced40 r6:83018000 r5:85189f8c r4:851fe700 [ 1330.707133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.707243][ T32] r10:61c88647 r9:84a5bc00 r8:851fe72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.707300][ T32] r4:851fe700 [ 1330.707350][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.707452][ T32] r10:00000000 r9:851fe700 r8:8027ed34 r7:eac11e60 r6:851fe780 r5:84a5bc00 [ 1330.707531][ T32] r4:00000001 [ 1330.707657][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.707756][ T32] Exception stack(0xeac1dfb0 to 0xeac1dff8) [ 1330.707839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.707928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.707997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.708066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.722395][ T32] r4:851f7600 [ 1330.723284][ T32] INFO: task kworker/0:269:4348 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.723390][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.723533][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.723669][ T32] Call trace: [ 1330.723782][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.723908][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.723966][ T32] r4:00000000 [ 1330.724034][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.724132][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.724205][ T32] 1d20: d850b000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.724275][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.724336][ T32] 1d60: 80070013 ffffffff [ 1330.724425][ T32] r5:80070013 r4:80239bd0 [ 1330.724482][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.724631][ T32] r4:82ac11e4 [ 1330.724702][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.724800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.724866][ T32] r4:e0721dc0 [ 1330.724939][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.725044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.725100][ T32] r4:00000000 [ 1330.725153][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.725263][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.725320][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.725417][ T32] r5:00001000 r4:ee903000 [ 1330.725476][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.725612][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.725723][ T32] r5:8602278c r4:86022400 [ 1330.725774][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.725903][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.725968][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.726071][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.726128][ T32] r4:847da580 [ 1330.726177][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.726301][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.726367][ T32] r4:00000001 [ 1330.726419][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.726509][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.726575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.726638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.726694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.726761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.726829][ T32] r4:847cce40 [ 1330.726889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.726981][ T32] INFO: task kworker/0:270:4350 blocked for more than 457 seconds. [ 1330.727060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.727145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.727202][ T32] task:kworker/0:270 state:D stack:0 pid:4350 tgid:4350 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.727305][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.727421][ T32] Call trace: [ 1330.727502][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.727602][ T32] r10:829187f4 r9:eaabdd84 r8:00000002 r7:60000113 r6:eaabdd8c r5:84836000 [ 1330.727675][ T32] r4:84836000 [ 1330.727732][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.727839][ T32] r5:84836000 r4:829187f0 [ 1330.727902][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.728006][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.749844][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaabde08 [ 1330.749955][ T32] r4:00000000 [ 1330.750006][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.750128][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.750225][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.750318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7d40 [ 1330.750388][ T32] r4:00000000 [ 1330.750449][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.750549][ T32] r9:83018005 r8:84836000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1330.750614][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.750716][ T32] r5:00001000 r4:e050b000 [ 1330.750791][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.750892][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.751016][ T32] r5:8518a38c r4:8518a000 [ 1330.751064][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.751164][ T32] r7:dddced40 r6:83018000 r5:8518a38c r4:851fe800 [ 1330.751214][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.751310][ T32] r10:61c88647 r9:84836000 r8:851fe82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.751381][ T32] r4:851fe800 [ 1330.751445][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.751549][ T32] r10:00000000 r9:851fe800 r8:8027ed34 r7:eac1de60 r6:851fe880 r5:84836000 [ 1330.751617][ T32] r4:00000001 [ 1330.751676][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.751756][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) [ 1330.751839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.751929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.752006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.752081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.752146][ T32] r4:851f7a80 [ 1330.752965][ T32] INFO: task kworker/0:270:4350 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.753042][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.753174][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.753277][ T32] Call trace: [ 1330.753346][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.753452][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 10 printk messages dropped ** [ 1330.754208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 9 printk messages dropped ** [ 1330.754972][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.755762][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 8 printk messages dropped ** [ 1330.756449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1330.757135][ T32] r5:84a38c00 r4:829187f0 ** 2 printk messages dropped ** [ 1330.757358][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 ** 5 printk messages dropped ** [ 1330.757885][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.782984][ T32] r5:8518ab8c r4:8518a800 ** 4 printk messages dropped ** [ 1330.783422][ T32] r4:851fe900 ** 4 printk messages dropped ** [ 1330.783791][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) ** 2 printk messages dropped ** [ 1330.784018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.784087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.784138][ T32] r4:851f7bc0 [ 1330.784904][ T32] INFO: task kworker/0:271:4352 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.784995][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.785159][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.785292][ T32] Call trace: [ 1330.785385][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.785494][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.785549][ T32] r4:00000000 [ 1330.785595][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.785695][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.785771][ T32] 1d20: d8b43000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.785843][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.785991][ T32] 1d60: 80070013 ffffffff [ 1330.786058][ T32] r5:80070013 r4:80239bd0 [ 1330.786106][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.786199][ T32] r4:82ac11e4 [ 1330.786247][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.786336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.786387][ T32] r4:e0721dc0 [ 1330.786432][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.786522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.786572][ T32] r4:00000000 [ 1330.786618][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.786715][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.786779][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.786916][ T32] r5:00001000 r4:ee903000 [ 1330.787004][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.787104][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.787193][ T32] r5:8602278c r4:86022400 [ 1330.787237][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.787332][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.787381][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.787573][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.787639][ T32] r4:847da580 [ 1330.787689][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.787789][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.787841][ T32] r4:00000001 [ 1330.787895][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.787990][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.788098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.798558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.798602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.798635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.798658][ T32] r4:847cce40 [ 1330.798680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.798708][ T32] INFO: task kworker/0:272:4354 blocked for more than 457 seconds. [ 1330.798740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.798764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.798828][ T32] task:kworker/0:272 state:D stack:0 pid:4354 tgid:4354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.798972][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.799061][ T32] Call trace: [ 1330.799119][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.799205][ T32] r10:829187f4 r9:eac41d84 r8:00000002 r7:60000013 r6:eac41d8c r5:84a3a400 [ 1330.799232][ T32] r4:84a3a400 [ 1330.799253][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.799309][ T32] r5:84a3a400 r4:829187f0 [ 1330.799333][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.799373][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.799428][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1330.799453][ T32] r4:00000000 [ 1330.799472][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.799510][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1330.799672][ T32] r9:83018005 r8:84a3a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 11 printk messages dropped ** [ 1330.800194][ T32] r10:00000000 r9:851fea00 r8:8027ed34 r7:eac35e60 r6:851fea80 r5:84a3a400 ** 7 printk messages dropped ** [ 1330.800414][ T32] r4:851f7e80 ** 5 printk messages dropped ** [ 1330.801087][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1330.801406][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1330.801598][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 11 printk messages dropped ** [ 1330.802170][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 10 printk messages dropped ** [ 1330.802513][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.802871][ T32] r5:84a3b000 r4:829187f0 ** 3 printk messages dropped ** [ 1330.803077][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.803227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f4400 ** 11 printk messages dropped ** [ 1330.803670][ T32] r10:61c88647 r9:84a3b000 r8:851feb2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1330.803950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.804711][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 8 printk messages dropped ** [ 1330.805047][ T32] r4:e0721dc0 ** 2 printk messages dropped ** [ 1330.805172][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.805352][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1330.805515][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.805558][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.805599][ T32] r4:847da580 [ 1330.805646][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.805716][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.805766][ T32] r4:00000001 [ 1330.805813][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.805850][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1330.805881][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.805908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.805962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.806040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.806073][ T32] r4:847cce40 [ 1330.806094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.806118][ T32] INFO: task kworker/0:274:4357 blocked for more than 457 seconds. [ 1330.806144][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.806167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.806186][ T32] task:kworker/0:274 state:D stack:0 pid:4357 tgid:4357 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.806229][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.806268][ T32] Call trace: [ 1330.806354][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.806399][ T32] r10:829187f4 r9:eae15d84 r8:00000002 r7:60000113 r6:eae15d8c r5:85223000 [ 1330.806421][ T32] r4:85223000 [ 1330.806440][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.806478][ T32] r5:85223000 r4:829187f0 [ 1330.806506][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.806548][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.806622][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1330.806649][ T32] r4:00000000 [ 1330.806668][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.806704][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.806738][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.806776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f4100 [ 1330.806821][ T32] r4:00000000 [ 1330.806843][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.806914][ T32] r9:83018005 r8:85223000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1330.806991][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.807048][ T32] r5:00001000 r4:ea9a1000 [ 1330.807069][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.807117][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.807170][ T32] r5:8518af8c r4:8518ac00 [ 1330.807191][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.807255][ T32] r7:dddced40 r6:83018000 r5:8518af8c r4:851fec00 [ 1330.807277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.807337][ T32] r10:61c88647 r9:85223000 r8:851fec2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.807373][ T32] r4:851fec00 [ 1330.807418][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.807485][ T32] r10:00000000 r9:851fec00 r8:8027ed34 r7:eac4de60 r6:851d7d80 r5:85223000 [ 1330.807519][ T32] r4:00000001 [ 1330.807540][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.807574][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 1330.807600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.807628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.807653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.807679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.807700][ T32] r4:851f76c0 [ 1330.807970][ T32] INFO: task kworker/0:274:4357 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.808005][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.808138][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.832128][ T32] Call trace: [ 1330.832181][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.832253][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.832288][ T32] r4:00000000 [ 1330.832313][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.832354][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.832386][ T32] 1d20: d8fa3000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.832414][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.832437][ T32] 1d60: 80070013 ffffffff [ 1330.832460][ T32] r5:80070013 r4:80239bd0 [ 1330.832479][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.832520][ T32] r4:82ac11e4 [ 1330.832539][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.832599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.832625][ T32] r4:e0721dc0 [ 1330.832645][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.832708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.832734][ T32] r4:00000000 [ 1330.832775][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1330.833111][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 7 printk messages dropped ** [ 1330.833479][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 8 printk messages dropped ** [ 1330.833772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1330.834166][ T32] r5:85226000 r4:829187f0 [ 1330.834189][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.834249][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.834298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 1330.834321][ T32] r4:00000000 [ 1330.834339][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.834395][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.834454][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.834548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f4280 [ 1330.834622][ T32] r4:00000000 [ 1330.834713][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.834847][ T32] r9:83018005 r8:85226000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1330.834921][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.835041][ T32] r5:00001000 r4:ea9bf000 [ 1330.835104][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.835193][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.835289][ T32] r5:8518b38c r4:8518b000 [ 1330.835367][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.835482][ T32] r7:dddced40 r6:83018000 r5:8518b38c r4:851fec80 [ 1330.835546][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.835640][ T32] r10:61c88647 r9:85226000 r8:851fecac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.835702][ T32] r4:851fec80 [ 1330.835744][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.835883][ T32] r10:00000000 r9:851fec80 r8:8027ed34 r7:eac4de60 r6:851d7e00 r5:85226000 [ 1330.835965][ T32] r4:00000001 [ 1330.836027][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.836111][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 1330.836184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.836278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.836347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.836413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.836466][ T32] r4:851f41c0 [ 1330.837269][ T32] INFO: task kworker/0:275:4359 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.837353][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.837491][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.837633][ T32] Call trace: [ 1330.837735][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.837837][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.837947][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.856243][ T32] 1d20: d932e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1330.856745][ T32] r4:e0721dc0 [ 1330.856771][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.856835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.856879][ T32] r4:00000000 [ 1330.856922][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.856996][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.857059][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.857110][ T32] r5:00001000 r4:ee903000 [ 1330.857131][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.857170][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.857211][ T32] r5:8602278c r4:86022400 [ 1330.857230][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.857273][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.857315][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.857384][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.857431][ T32] r4:847da580 ** 2 printk messages dropped ** [ 1330.857521][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.857848][ T32] INFO: task kworker/0:276:4362 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.871025][ T32] r5:85225400 r4:829187f0 [ 1330.871046][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.871151][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.871283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f4500 ** 10 printk messages dropped ** [ 1330.871724][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.872165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.873127][ T32] 1d20: d9826000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1330.874106][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 8 printk messages dropped ** [ 1330.874874][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1330.876368][ T32] INFO: task kworker/0:277:4364 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.877111][ T32] r5:85226c00 r4:829187f0 [ 1330.877150][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.877285][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.877509][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.877791][ T32] r5:85195f8c r4:85195c00 ** 6 printk messages dropped ** [ 1330.890451][ T32] r10:00000000 r9:851fed80 r8:8027ed34 r7:eac69e60 r6:851d7f00 r5:85226c00 ** 10 printk messages dropped ** [ 1330.892229][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1330.893278][ T32] r4:e0721dc0 ** 8 printk messages dropped ** [ 1330.893799][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1330.894613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.894665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.894733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.894780][ T32] r4:847cce40 [ 1330.894821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.894879][ T32] INFO: task kworker/0:278:4365 blocked for more than 457 seconds. [ 1330.894954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.895003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.895044][ T32] task:kworker/0:278 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.895124][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.895228][ T32] Call trace: [ 1330.895320][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.895403][ T32] r10:829187f4 r9:eac91d84 r8:00000002 r7:60000113 r6:eac91d8c r5:85221800 [ 1330.895446][ T32] r4:85221800 [ 1330.895484][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.895557][ T32] r5:85221800 r4:829187f0 [ 1330.895594][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.895667][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.895761][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1330.895810][ T32] r4:00000000 [ 1330.895873][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.895949][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.896015][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.896091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f46c0 [ 1330.896145][ T32] r4:00000000 [ 1330.896187][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.896271][ T32] r9:83018005 r8:85221800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.896325][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.896404][ T32] r5:00001000 r4:eaa19000 [ 1330.896447][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.896519][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.896594][ T32] r5:8518bf8c r4:8518bc00 [ 1330.896630][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.896736][ T32] r7:dddced40 r6:83018000 r5:8518bf8c r4:851fee00 [ 1330.896783][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.896897][ T32] r10:61c88647 r9:85221800 r8:851fee2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.896943][ T32] r4:851fee00 [ 1330.896981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.897103][ T32] r10:00000000 r9:851fee00 r8:8027ed34 r7:eac85e60 r6:851d7f80 r5:85221800 [ 1330.897178][ T32] r4:00000001 [ 1330.897235][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.897320][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 1330.897384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.897451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.897509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.897573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.897626][ T32] r4:851f4300 ** 1 printk messages dropped ** [ 1330.918803][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.919576][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1330.919788][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 11 printk messages dropped ** [ 1330.920624][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 10 printk messages dropped ** [ 1330.921408][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.922249][ T32] r5:85224800 r4:829187f0 [ 1330.922405][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.923082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f47c0 ** 11 printk messages dropped ** [ 1330.923993][ T32] r10:61c88647 r9:85224800 r8:851feeac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1330.924331][ T32] r4:851f4540 ** 3 printk messages dropped ** [ 1330.925407][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.925923][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1330.926191][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1330.926452][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.926800][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.927011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.927378][ T32] r10:829187f4 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:85158c00 ** 2 printk messages dropped ** [ 1330.927468][ T32] r5:85158c00 r4:829187f0 [ 1330.927491][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.927531][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.927575][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1330.927597][ T32] r4:00000000 [ 1330.927617][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.927674][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1330.927713][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.927753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f4900 [ 1330.927774][ T32] r4:00000000 [ 1330.927794][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.927836][ T32] r9:83018005 r8:85158c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1330.927883][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.927929][ T32] r5:00001000 r4:eaa71000 [ 1330.927970][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.928024][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.928069][ T32] r5:8519478c r4:85194400 [ 1330.928088][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.956192][ T32] r7:dddced40 r6:83018000 r5:8519478c r4:851fef00 [ 1330.956297][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.956412][ T32] r10:61c88647 r9:85158c00 r8:851fef2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.956455][ T32] r4:851fef00 [ 1330.956490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.956568][ T32] r10:00000000 r9:851fef00 r8:8027ed34 r7:eac85e60 r6:85207080 r5:85158c00 [ 1330.956608][ T32] r4:00000001 [ 1330.956657][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.956793][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1330.956890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.956975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.957039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.957113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.957169][ T32] r4:851f45c0 [ 1330.957967][ T32] INFO: task kworker/0:280:4369 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1330.958054][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.963491][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.963577][ T32] Call trace: [ 1330.963637][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.963710][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1330.963761][ T32] r4:00000000 [ 1330.963786][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.963828][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1330.963862][ T32] 1d20: d9fcd000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1330.963933][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1330.963960][ T32] 1d60: 80070013 ffffffff [ 1330.964004][ T32] r5:80070013 r4:80239bd0 [ 1330.964027][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.964071][ T32] r4:82ac11e4 [ 1330.964125][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.964170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1330.964191][ T32] r4:e0721dc0 [ 1330.964210][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.964252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1330.964294][ T32] r4:00000000 [ 1330.964339][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1330.964408][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1330.964444][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.964550][ T32] r5:00001000 r4:ee903000 [ 1330.964654][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1330.964761][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.964879][ T32] r5:8602278c r4:86022400 [ 1330.964935][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.965045][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1330.965121][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.965260][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.965340][ T32] r4:847da580 [ 1330.965386][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.965457][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1330.965483][ T32] r4:00000001 [ 1330.965523][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1330.965615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.965894][ T32] task:kworker/0:281 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.966316][ T32] r5:85228c00 r4:829187f0 ** 1 printk messages dropped ** [ 1330.966374][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.966745][ T32] r9:83018005 r8:85228c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 8 printk messages dropped ** [ 1330.967146][ T32] r10:61c88647 r9:85228c00 r8:851fefac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1330.967495][ T32] r4:851f4780 ** 6 printk messages dropped ** [ 1330.983397][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.984262][ T32] r4:e0721dc0 ** 4 printk messages dropped ** [ 1330.984700][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 12 printk messages dropped ** [ 1330.985735][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.986214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.987297][ T32] r5:85228000 r4:829187f0 [ 1330.987344][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.987820][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1330.987921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f4b80 [ 1330.987974][ T32] r4:00000000 [ 1330.988020][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.008996][ T32] r9:83018005 r8:85228000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.009077][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.009203][ T32] r5:00001000 r4:eaab9000 [ 1331.009252][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.009369][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.009443][ T32] r5:85194f8c r4:85194c00 [ 1331.009491][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.009546][ T32] r7:dddced40 r6:83018000 r5:85194f8c r4:85206000 [ 1331.009568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.009635][ T32] r10:61c88647 r9:85228000 r8:8520602c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.009683][ T32] r4:85206000 [ 1331.009705][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.009750][ T32] r10:00000000 r9:85206000 r8:8027ed34 r7:eac85e60 r6:85207180 r5:85228000 [ 1331.009786][ T32] r4:00000001 [ 1331.009808][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.009845][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1331.009879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.009907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.009931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.009959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.010003][ T32] r4:851f48c0 [ 1331.010472][ T32] INFO: task kworker/0:282:4373 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.010509][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.010575][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.010643][ T32] Call trace: [ 1331.010699][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.010753][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.010776][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.010867][ T32] 1d20: da65b000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1331.011313][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1331.011662][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1331.011931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.012182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1331.012443][ T32] r4:84a3bc00 ** 1 printk messages dropped ** [ 1331.012498][ T32] r5:84a3bc00 r4:829187f0 [ 1331.012517][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.012697][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.013082][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1331.013549][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.013606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.013648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.013691][ T32] r4:851f48c0 [ 1331.013993][ T32] INFO: task kworker/0:283:4375 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.014028][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.014082][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.014127][ T32] Call trace: [ 1331.014188][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.014259][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.014286][ T32] r4:00000000 [ 1331.014306][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.014343][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.014372][ T32] 1d20: da65b000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.014399][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.014420][ T32] 1d60: 80070013 ffffffff [ 1331.014452][ T32] r5:80070013 r4:80239bd0 [ 1331.014474][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.014513][ T32] r4:82ac11e4 [ 1331.014533][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.014585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.014644][ T32] r4:e0721dc0 [ 1331.014695][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.014796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.014864][ T32] r4:00000000 [ 1331.014921][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.015052][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.015110][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.015209][ T32] r5:00001000 r4:ee903000 [ 1331.015262][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.015355][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.015448][ T32] r5:8602278c r4:86022400 [ 1331.015497][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.015611][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.015667][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.015769][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.015821][ T32] r4:847da580 [ 1331.015875][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.015970][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.016067][ T32] r4:00000001 [ 1331.016120][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.016204][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.016286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.016411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.016657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.016777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.016839][ T32] r4:847cce40 [ 1331.016894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.016977][ T32] INFO: task kworker/0:284:4378 blocked for more than 457 seconds. [ 1331.017048][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.017106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.017157][ T32] task:kworker/0:284 state:D stack:0 pid:4378 tgid:4378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.017254][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.017348][ T32] Call trace: [ 1331.017421][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.017520][ T32] r10:829187f4 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:84a3c800 [ 1331.017593][ T32] r4:84a3c800 [ 1331.017646][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.017765][ T32] r5:84a3c800 r4:829187f0 [ 1331.017826][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.017926][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.018022][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1331.036248][ T32] r4:00000000 [ 1331.036345][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.036409][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.036452][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.036494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ef240 [ 1331.036538][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.036670][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.036931][ T32] r7:dddced40 r6:83018000 r5:85195b8c r4:85206180 ** 4 printk messages dropped ** [ 1331.037129][ T32] r10:00000000 r9:85206180 r8:8027ed34 r7:eac85e60 r6:85206200 r5:84a3c800 ** 5 printk messages dropped ** [ 1331.037370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.038030][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.048781][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 7 printk messages dropped ** [ 1331.049012][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1331.049323][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1331.049545][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.049777][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 8 printk messages dropped ** [ 1331.050052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1331.050392][ T32] r5:84a3e000 r4:829187f0 ** 5 printk messages dropped ** [ 1331.050614][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1331.050695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852950c0 [ 1331.050737][ T32] r4:00000000 [ 1331.050760][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.050824][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1331.050891][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.050964][ T32] r5:00001000 r4:ead0f000 [ 1331.050984][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.051022][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.051061][ T32] r5:8521df8c r4:8521dc00 [ 1331.051106][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.051153][ T32] r7:ddde2d40 r6:83018200 r5:8521df8c r4:85207200 [ 1331.051173][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.051215][ T32] r10:61c88647 r9:84a3e000 r8:8520722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.051236][ T32] r4:85207200 [ 1331.051254][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.051303][ T32] r10:00000000 r9:85207200 r8:8027ed34 r7:eaa49e60 r6:85207280 r5:84a3e000 [ 1331.051324][ T32] r4:00000001 [ 1331.051342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.051395][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1331.051444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.051476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.051525][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.051555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.051576][ T32] r4:85201940 [ 1331.052032][ T32] INFO: task kworker/1:347:4379 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.052068][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.052147][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.052193][ T32] Call trace: [ 1331.052246][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.052303][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.052329][ T32] r4:00000000 [ 1331.052348][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.052385][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.052417][ T32] 1d20: da97c000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.052448][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.052471][ T32] 1d60: 80070013 ffffffff [ 1331.052493][ T32] r5:80070013 r4:80239bd0 [ 1331.052546][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.052609][ T32] r4:82ac11e4 [ 1331.052631][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.052717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.052774][ T32] r4:e0721dc0 [ 1331.052827][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.052942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.053001][ T32] r4:00000000 [ 1331.053045][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.053175][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.053245][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.053350][ T32] r5:00001000 r4:ee903000 [ 1331.053416][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.053513][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.053610][ T32] r5:8602278c r4:86022400 [ 1331.053670][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.053768][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.053818][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.053929][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.053998][ T32] r4:847da580 [ 1331.054051][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.054177][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.054282][ T32] r4:00000001 [ 1331.054346][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.054461][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.054532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.054608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.054677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.054748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.054805][ T32] r4:847cce40 [ 1331.054866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.054967][ T32] INFO: task kworker/1:348:4380 blocked for more than 457 seconds. [ 1331.055053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.055109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.055180][ T32] task:kworker/1:348 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.055286][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.055378][ T32] Call trace: [ 1331.055446][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.055560][ T32] r10:829187f4 r9:eac29d84 r8:00000002 r7:60000113 r6:eac29d8c r5:8522a400 [ 1331.055616][ T32] r4:8522a400 [ 1331.055666][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.055762][ T32] r5:8522a400 r4:829187f0 [ 1331.055828][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.056011][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.056148][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 [ 1331.056214][ T32] r4:00000000 [ 1331.056260][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.056351][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.056436][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.056533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85201d40 [ 1331.056589][ T32] r4:00000000 [ 1331.056772][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.056895][ T32] r9:83018205 r8:8522a400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1331.056941][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.056985][ T32] r5:00001000 r4:eac31000 [ 1331.057037][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.057089][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.057161][ T32] r5:8521cb8c r4:8521c800 [ 1331.057183][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.057229][ T32] r7:ddde2d40 r6:83018200 r5:8521cb8c r4:85207300 [ 1331.057249][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.057291][ T32] r10:61c88647 r9:8522a400 r8:8520732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.057312][ T32] r4:85207300 [ 1331.057330][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.057370][ T32] r10:00000000 r9:85207300 r8:8027ed34 r7:eae5de60 r6:85207380 r5:8522a400 [ 1331.057403][ T32] r4:00000001 [ 1331.057424][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.057481][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) [ 1331.057509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.057536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.057583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.057613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.057634][ T32] r4:85201940 [ 1331.057914][ T32] INFO: task kworker/1:348:4380 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.057962][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.058062][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.082197][ T32] Call trace: [ 1331.082276][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.082343][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.082367][ T32] r4:00000000 [ 1331.082387][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.082457][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.082494][ T32] 1d20: dad08000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.082523][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1331.082699][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1331.082836][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1331.083156][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.083538][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.083827][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.084072][ T32] r5:8522b000 r4:829187f0 ** 2 printk messages dropped ** [ 1331.084170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 ** 4 printk messages dropped ** [ 1331.084378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85201ec0 ** 9 printk messages dropped ** [ 1331.084744][ T32] r7:ddde2d40 r6:83018200 r5:8521cf8c r4:85207400 [ 1331.084764][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.084808][ T32] r10:61c88647 r9:8522b000 r8:8520742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.084830][ T32] r4:85207400 [ 1331.084848][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.084898][ T32] r10:00000000 r9:85207400 r8:8027ed34 r7:eae5de60 r6:85207480 r5:8522b000 [ 1331.084920][ T32] r4:00000001 [ 1331.084949][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.084986][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1331.085032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.085063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.085089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.085116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.085159][ T32] r4:85201bc0 [ 1331.085609][ T32] INFO: task kworker/1:349:4382 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.085644][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.085744][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.085815][ T32] Call trace: [ 1331.085884][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.085966][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.085994][ T32] r4:00000000 [ 1331.086034][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.086077][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.086107][ T32] 1d20: dad08000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.086135][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.086222][ T32] 1d60: 80070013 ffffffff [ 1331.086249][ T32] r5:80070013 r4:80239bd0 [ 1331.086268][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.086321][ T32] r4:82ac11e4 [ 1331.086343][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.086406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.086431][ T32] r4:e0721dc0 [ 1331.086450][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.086490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.086522][ T32] r4:00000000 [ 1331.086544][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.086612][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.086638][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.086680][ T32] r5:00001000 r4:ee903000 [ 1331.086699][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.086757][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.086802][ T32] r5:8602278c r4:86022400 [ 1331.086831][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.086885][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.086906][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.086977][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.087025][ T32] r4:847da580 [ 1331.087059][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.087107][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.087150][ T32] r4:00000001 [ 1331.087181][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.087233][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.087263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.087291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.087315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.087354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1331.087527][ T32] task:kworker/1:350 state:D stack:0 pid:4385 tgid:4385 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.087837][ T32] r5:8522bc00 r4:829187f0 [ 1331.087861][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.087952][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 ** 9 printk messages dropped ** [ 1331.106064][ T32] r5:00001000 r4:eabd3000 ** 2 printk messages dropped ** [ 1331.106322][ T32] r5:8521d78c r4:8521d400 [ 1331.106351][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.106408][ T32] r7:ddde2d40 r6:83018200 r5:8521d78c r4:85207500 [ 1331.106491][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.106552][ T32] r10:61c88647 r9:8522bc00 r8:8520752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.106599][ T32] r4:85207500 [ 1331.106646][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.106704][ T32] r10:00000000 r9:85207500 r8:8027ed34 r7:eae5de60 r6:85207580 r5:8522bc00 [ 1331.106730][ T32] r4:00000001 [ 1331.106774][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.106819][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1331.106872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.106907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.106990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.107035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.107075][ T32] r4:85201cc0 [ 1331.107569][ T32] INFO: task kworker/1:350:4385 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.107629][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.107704][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.107839][ T32] Call trace: [ 1331.107892][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.107943][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.107966][ T32] r4:00000000 [ 1331.108007][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.108056][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.108086][ T32] 1d20: db04d000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.108173][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.116618][ T32] 1d60: 80070013 ffffffff [ 1331.116671][ T32] r5:80070013 r4:80239bd0 [ 1331.116702][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.116799][ T32] r4:82ac11e4 [ 1331.116825][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1331.116964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 15 printk messages dropped ** [ 1331.117629][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1331.128690][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.129049][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.129176][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.129233][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.129279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fb2c0 [ 1331.129321][ T32] r4:00000000 [ 1331.129365][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.129436][ T32] r9:83018005 r8:8522c800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.129464][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.129510][ T32] r5:00001000 r4:dfba5000 [ 1331.129530][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.129569][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.129610][ T32] r5:8519678c r4:85196400 [ 1331.129649][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.129699][ T32] r7:dddced40 r6:83018000 r5:8519678c r4:85206280 [ 1331.129720][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.129783][ T32] r10:61c88647 r9:8522c800 r8:852062ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.129830][ T32] r4:85206280 [ 1331.129858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.129959][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1331.130774][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.131166][ T32] r5:80070013 r4:80239bd0 ** 9 printk messages dropped ** [ 1331.131531][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 16 printk messages dropped ** [ 1331.132105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1331.132744][ T32] r5:8522d400 r4:829187f0 ** 5 printk messages dropped ** [ 1331.132983][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.133156][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.133224][ T32] r5:00001000 r4:dfaa9000 [ 1331.133247][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.133285][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.133324][ T32] r5:8519638c r4:85196000 [ 1331.133363][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.133415][ T32] r7:dddced40 r6:83018000 r5:8519638c r4:85206300 [ 1331.133462][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.133565][ T32] r10:61c88647 r9:8522d400 r8:8520632c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.133668][ T32] r4:85206300 [ 1331.133780][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.133912][ T32] r10:00000000 r9:85206300 r8:8027ed34 r7:ead51e60 r6:85207680 r5:8522d400 [ 1331.133976][ T32] r4:00000001 [ 1331.134023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.134106][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 1331.134171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.134265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.134334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.134398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.134463][ T32] r4:851fb200 [ 1331.135007][ T32] INFO: task kworker/0:286:4391 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.135093][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.135226][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.135330][ T32] Call trace: [ 1331.135494][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.135608][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.135679][ T32] r4:00000000 [ 1331.135753][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.135867][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.136028][ T32] 1d20: db44e000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.136108][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.136187][ T32] 1d60: 80070013 ffffffff [ 1331.136250][ T32] r5:80070013 r4:80239bd0 [ 1331.136299][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.136434][ T32] r4:82ac11e4 [ 1331.136489][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.136587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.136656][ T32] r4:e0721dc0 [ 1331.136704][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.136827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.136899][ T32] r4:00000000 [ 1331.136946][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.137044][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.137099][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.137188][ T32] r5:00001000 r4:ee903000 [ 1331.137212][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.137253][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.137293][ T32] r5:8602278c r4:86022400 [ 1331.137312][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.137358][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.137379][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.137421][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.137531][ T32] r4:847da580 [ 1331.137609][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.137735][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.137801][ T32] r4:00000001 [ 1331.137860][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.137947][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.138044][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.138125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.162902][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.163248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.163462][ T32] r4:847cce40 [ 1331.163518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.163579][ T32] INFO: task kworker/0:287:4392 blocked for more than 457 seconds. [ 1331.163645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.163767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.164157][ T32] task:kworker/0:287 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.164431][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.164554][ T32] Call trace: [ 1331.164622][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.164725][ T32] r10:829187f4 r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:85229800 ** 2 printk messages dropped ** [ 1331.165137][ T32] r5:85229800 r4:829187f0 [ 1331.165244][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.165812][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 ** 7 printk messages dropped ** [ 1331.166632][ T32] r9:83018005 r8:85229800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 8 printk messages dropped ** [ 1331.193846][ T32] r10:61c88647 r9:85229800 r8:852063ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1331.194820][ T32] r4:851fb200 ** 3 printk messages dropped ** [ 1331.196451][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.197245][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1331.221050][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.223624][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.226879][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 11 printk messages dropped ** [ 1331.254841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1331.256694][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 ** 13 printk messages dropped ** [ 1331.257980][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.258124][ T32] r7:dddced40 r6:83018000 r5:85196b8c r4:85206400 [ 1331.270821][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.270987][ T32] r10:61c88647 r9:8515d400 r8:8520642c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.271204][ T32] r4:85206400 [ 1331.271266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.271357][ T32] r10:00000000 r9:85206400 r8:8027ed34 r7:eadb5e60 r6:85207780 r5:8515d400 [ 1331.271396][ T32] r4:00000001 [ 1331.271420][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.271459][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1331.271491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.271596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.271634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.271664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.271852][ T32] r4:851fb380 [ 1331.272384][ T32] INFO: task kworker/0:288:4394 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.272845][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.273435][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.273744][ T32] Call trace: [ 1331.273783][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.273836][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.274347][ T32] r4:00000000 [ 1331.274460][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.274563][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.274657][ T32] 1d20: dbfb8000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.274739][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.274806][ T32] 1d60: 80070013 ffffffff [ 1331.274869][ T32] r5:80070013 r4:80239bd0 [ 1331.274922][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.275049][ T32] r4:82ac11e4 [ 1331.275100][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.275203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.275259][ T32] r4:e0721dc0 [ 1331.275346][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.275456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.275513][ T32] r4:00000000 [ 1331.275562][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.275673][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.275731][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.275824][ T32] r5:00001000 r4:ee903000 [ 1331.275876][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.275991][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.276092][ T32] r5:8602278c r4:86022400 [ 1331.276152][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.276276][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.276345][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.276444][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.276515][ T32] r4:847da580 ** 4 printk messages dropped ** [ 1331.276924][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 7 printk messages dropped ** [ 1331.277384][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1331.277911][ T32] r5:84a70c00 r4:829187f0 [ 1331.277953][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.306068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 ** 8 printk messages dropped ** [ 1331.307503][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.308152][ T32] r4:85206480 ** 6 printk messages dropped ** [ 1331.321647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.323084][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1331.323600][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1331.323799][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1331.324391][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 16 printk messages dropped ** [ 1331.325382][ T32] r5:84a71800 r4:829187f0 ** 3 printk messages dropped ** [ 1331.325629][ T32] r4:00000000 [ 1331.325651][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.325724][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.325791][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.325835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fb700 [ 1331.325857][ T32] r4:00000000 [ 1331.325879][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.325925][ T32] r9:83018005 r8:84a71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1331.325972][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.326017][ T32] r5:00001000 r4:dfffb000 [ 1331.326036][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.326073][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.326118][ T32] r5:8519738c r4:85197000 [ 1331.326138][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.326180][ T32] r7:dddced40 r6:83018000 r5:8519738c r4:85206500 [ 1331.326199][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.326243][ T32] r10:61c88647 r9:84a71800 r8:8520652c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.326265][ T32] r4:85206500 [ 1331.326283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.326341][ T32] r10:00000000 r9:85206500 r8:8027ed34 r7:eadb5e60 r6:85207880 r5:84a71800 [ 1331.326366][ T32] r4:00000001 [ 1331.326384][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.326453][ T32] Exception stack(0xeae69fb0 to 0xeae69ff8) [ 1331.326502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.326573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.326602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.326629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.326653][ T32] r4:851fb3c0 [ 1331.326973][ T32] INFO: task kworker/0:290:4397 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.327039][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.327907][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.328141][ T32] Call trace: [ 1331.339203][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.339278][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.339350][ T32] r4:00000000 [ 1331.339535][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.339663][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.339916][ T32] 1d20: dc77a000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.339974][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.340002][ T32] 1d60: 80070013 ffffffff [ 1331.340026][ T32] r5:80070013 r4:80239bd0 [ 1331.340046][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.340382][ T32] r4:82ac11e4 [ 1331.340410][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.340453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.340475][ T32] r4:e0721dc0 ** 2 printk messages dropped ** [ 1331.341008][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.342396][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.342986][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 6 printk messages dropped ** [ 1331.343473][ T32] INFO: task kworker/0:291:4399 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.345406][ T32] r5:84a73000 r4:829187f0 [ 1331.345519][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.345780][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.346636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fb840 ** 10 printk messages dropped ** [ 1331.347310][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.380848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.381994][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1331.382832][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1331.383099][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.383550][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1331.383876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.384334][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.384809][ T32] r5:84a70000 r4:829187f0 ** 3 printk messages dropped ** [ 1331.385109][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.385962][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.386224][ T32] r7:dddced40 r6:83018000 r5:85197b8c r4:85206600 [ 1331.386247][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.386319][ T32] r10:61c88647 r9:84a70000 r8:8520662c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.386354][ T32] r4:85206600 [ 1331.386373][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.386416][ T32] r10:00000000 r9:85206600 r8:8027ed34 r7:eadb5e60 r6:85207980 r5:84a70000 [ 1331.386437][ T32] r4:00000001 [ 1331.386457][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.386649][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1331.386681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.386708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.386784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.386828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.386949][ T32] r4:851fb6c0 [ 1331.387326][ T32] INFO: task kworker/0:292:4401 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.387364][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.387513][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.387668][ T32] Call trace: [ 1331.387699][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.387885][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.387912][ T32] r4:00000000 [ 1331.387932][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.387970][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.387999][ T32] 1d20: dce13000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.388027][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.388132][ T32] 1d60: 80070013 ffffffff [ 1331.412827][ T32] r5:80070013 r4:80239bd0 [ 1331.412862][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.412918][ T32] r4:82ac11e4 [ 1331.412940][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.413014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.413072][ T32] r4:e0721dc0 [ 1331.413131][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.413178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.413300][ T32] r4:00000000 [ 1331.413323][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.413589][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.413615][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.413660][ T32] r5:00001000 r4:ee903000 [ 1331.413680][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.413861][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.413907][ T32] r5:8602278c r4:86022400 [ 1331.413928][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.413972][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.413993][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.414037][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.414058][ T32] r4:847da580 [ 1331.414077][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.414124][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.414213][ T32] r4:00000001 [ 1331.414418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.414468][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.414498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.414526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.414646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.414893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.414920][ T32] r4:847cce40 [ 1331.414975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.415007][ T32] INFO: task kworker/0:293:4404 blocked for more than 457 seconds. [ 1331.415104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.415140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.415207][ T32] task:kworker/0:293 state:D stack:0 pid:4404 tgid:4404 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.415695][ T32] r5:84a73c00 r4:829187f0 ** 5 printk messages dropped ** [ 1331.415872][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1331.417057][ T32] r4:00000001 [ 1331.417077][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.417110][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) [ 1331.417168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.417200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.417227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.417265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.417300][ T32] r4:851fb6c0 [ 1331.417706][ T32] INFO: task kworker/0:293:4404 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.417740][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.417833][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.417889][ T32] Call trace: [ 1331.417968][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.418018][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.418042][ T32] r4:00000000 [ 1331.418061][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.428219][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.428561][ T32] 1d20: dd29d000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.428599][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1331.428650][ T32] r5:80070013 r4:80239bd0 ** 10 printk messages dropped ** [ 1331.429097][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1331.429735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1331.430283][ T32] r5:84a74800 r4:829187f0 [ 1331.430302][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.430365][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.430414][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 1331.430448][ T32] r4:00000000 [ 1331.430497][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.430537][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.430591][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.430635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fbe80 [ 1331.430657][ T32] r4:00000000 [ 1331.430675][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.430717][ T32] r9:83018005 r8:84a74800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.430738][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.430777][ T32] r5:00001000 r4:e0727000 [ 1331.430796][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.430939][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.431004][ T32] r5:852d0b8c r4:852d0800 [ 1331.431028][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.431073][ T32] r7:dddced40 r6:83018000 r5:852d0b8c r4:85206700 [ 1331.431093][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1331.431277][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1331.433869][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.434747][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1331.435590][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1331.436345][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.436653][ T32] INFO: task kworker/0:295:4408 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.436992][ T32] r4:84a76000 ** 1 printk messages dropped ** [ 1331.437051][ T32] r5:84a76000 r4:829187f0 ** 3 printk messages dropped ** [ 1331.437212][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.437404][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.437881][ T32] r7:dddced40 r6:83018000 r5:852d078c r4:85206780 [ 1331.437900][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.437968][ T32] r10:61c88647 r9:84a76000 r8:852067ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.437994][ T32] r4:85206780 [ 1331.438013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.438157][ T32] r10:00000000 r9:85206780 r8:8027ed34 r7:eae91e60 r6:85207b00 r5:84a76000 [ 1331.438250][ T32] r4:00000001 [ 1331.470288][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.470362][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 1331.470395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.470434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.470680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.470759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.470819][ T32] r4:851fb9c0 [ 1331.471279][ T32] INFO: task kworker/0:295:4408 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.471534][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.471607][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.471953][ T32] Exception stack(0xe0721d20 to 0xe0721d68) ** 8 printk messages dropped ** [ 1331.472418][ T32] r4:e0721dc0 ** 7 printk messages dropped ** [ 1331.472757][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.473031][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.473337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.473614][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.473955][ T32] r5:84a72400 r4:829187f0 [ 1331.473974][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.474012][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.474061][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 [ 1331.474084][ T32] r4:00000000 [ 1331.474103][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.474145][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.474182][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.474222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fbc80 [ 1331.474565][ T32] r4:00000000 [ 1331.474588][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.474632][ T32] r9:83018005 r8:84a72400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1331.474652][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.474691][ T32] r5:00001000 r4:e074f000 [ 1331.474711][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.474747][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.474787][ T32] r5:852d0f8c r4:852d0c00 [ 1331.474806][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.474848][ T32] r7:dddced40 r6:83018000 r5:852d0f8c r4:85206800 [ 1331.474868][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.475026][ T32] r10:61c88647 r9:84a72400 r8:8520682c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.475119][ T32] r4:85206800 [ 1331.475168][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.475264][ T32] r10:00000000 r9:85206800 r8:8027ed34 r7:eae91e60 r6:85207b80 r5:84a72400 [ 1331.475355][ T32] r4:00000001 [ 1331.475402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.475482][ T32] Exception stack(0xeae9dfb0 to 0xeae9dff8) [ 1331.475541][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.475606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.475667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.475740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.475791][ T32] r4:851fbc80 [ 1331.476351][ T32] INFO: task kworker/0:296:4410 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.476436][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.476560][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.476692][ T32] Call trace: [ 1331.476851][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.476967][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.477024][ T32] r4:00000000 [ 1331.477094][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.477201][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.477281][ T32] 1d20: dd928000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.477341][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.477374][ T32] 1d60: 80070013 ffffffff [ 1331.477397][ T32] r5:80070013 r4:80239bd0 [ 1331.477420][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.477462][ T32] r4:82ac11e4 [ 1331.477481][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.477599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.477630][ T32] r4:e0721dc0 [ 1331.477649][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.477708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.477739][ T32] r4:00000000 [ 1331.477759][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.477808][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.477830][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.477883][ T32] r5:00001000 r4:ee903000 [ 1331.477902][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.477940][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.477979][ T32] r5:8602278c r4:86022400 [ 1331.477999][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.478060][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.478085][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.501055][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.501145][ T32] r4:847da580 [ 1331.501172][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.501244][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.501267][ T32] r4:00000001 [ 1331.501286][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.501322][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.501352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.501379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.501404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.501431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.501452][ T32] r4:847cce40 [ 1331.501475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.501516][ T32] INFO: task kworker/0:297:4412 blocked for more than 458 seconds. [ 1331.501551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.501599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.501626][ T32] task:kworker/0:297 state:D stack:0 pid:4412 tgid:4412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.501708][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.501756][ T32] Call trace: [ 1331.501788][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.501868][ T32] r10:829187f4 r9:eaea5d84 r8:00000002 r7:60000013 r6:eaea5d8c r5:8522e000 [ 1331.501895][ T32] r4:8522e000 [ 1331.501915][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.501984][ T32] r5:8522e000 r4:829187f0 [ 1331.502067][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.502112][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.502156][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea5e08 [ 1331.502178][ T32] r4:00000000 [ 1331.502196][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.502253][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.502316][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.502362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852990c0 [ 1331.502407][ T32] r4:00000000 [ 1331.502430][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.502477][ T32] r9:83018005 r8:8522e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1331.502497][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.502558][ T32] r5:00001000 r4:ea949000 [ 1331.502583][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.502622][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.502693][ T32] r5:852d1b8c r4:852d1800 [ 1331.502716][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.502760][ T32] r7:dddced40 r6:83018000 r5:852d1b8c r4:85206880 [ 1331.502780][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.502822][ T32] r10:61c88647 r9:8522e000 r8:852068ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.502850][ T32] r4:85206880 [ 1331.502898][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.502963][ T32] r10:00000000 r9:85206880 r8:8027ed34 r7:eae9de60 r6:85207c00 r5:8522e000 ** 3 printk messages dropped ** [ 1331.503106][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.503245][ T32] r4:851fbe40 ** 2 printk messages dropped ** [ 1331.503968][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.504398][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 5 printk messages dropped ** [ 1331.504757][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1331.505160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.505229][ T32] r4:e0721dc0 [ 1331.505284][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.505383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.505454][ T32] r4:00000000 [ 1331.505503][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.505613][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.505672][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.505758][ T32] r5:00001000 r4:ee903000 [ 1331.505799][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.506039][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.506129][ T32] r5:8602278c r4:86022400 [ 1331.506160][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.506226][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.506280][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.506427][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.506460][ T32] r4:847da580 [ 1331.506488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.506549][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.506579][ T32] r4:00000001 [ 1331.506606][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.506651][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.506682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.506716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.506747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.506779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.506833][ T32] r4:847cce40 [ 1331.506897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.506983][ T32] INFO: task kworker/0:298:4413 blocked for more than 458 seconds. [ 1331.507020][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.507047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.507099][ T32] task:kworker/0:298 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.507154][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.507226][ T32] Call trace: [ 1331.507264][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.507315][ T32] r10:829187f4 r9:eaea9d84 r8:00000002 r7:60000113 r6:eaea9d8c r5:8522ec00 [ 1331.507341][ T32] r4:8522ec00 [ 1331.507375][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.507422][ T32] r5:8522ec00 r4:829187f0 [ 1331.507469][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.507515][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.507567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1331.507591][ T32] r4:00000000 [ 1331.507613][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.507653][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.507687][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.507727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85201480 [ 1331.507748][ T32] r4:00000000 [ 1331.507787][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.507834][ T32] r9:83018005 r8:8522ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1331.507855][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.507924][ T32] r5:00001000 r4:e07fd000 [ 1331.507947][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.508000][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.508044][ T32] r5:852d138c r4:852d1000 [ 1331.508063][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.508105][ T32] r7:dddced40 r6:83018000 r5:852d138c r4:85206900 [ 1331.518987][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.519097][ T32] r10:61c88647 r9:8522ec00 r8:8520692c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.519125][ T32] r4:85206900 [ 1331.519146][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.519193][ T32] r10:00000000 r9:85206900 r8:8027ed34 r7:eaea5e60 r6:85207c80 r5:8522ec00 [ 1331.519216][ T32] r4:00000001 [ 1331.519235][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.519354][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1331.519390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.519444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.519476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.519505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.519526][ T32] r4:851fbe40 [ 1331.519966][ T32] INFO: task kworker/0:298:4413 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.520003][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.520147][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.520226][ T32] Call trace: [ 1331.520262][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1331.520487][ T32] 1d20: dde26000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1331.520693][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.520777][ T32] r4:e0721dc0 [ 1331.520849][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1331.520943][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.521889][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.522315][ T32] r5:8602278c r4:86022400 ** 6 printk messages dropped ** [ 1331.522987][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 5 printk messages dropped ** [ 1331.523422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.523454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.523547][ T32] r4:847cce40 [ 1331.523574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.523639][ T32] INFO: task kworker/0:299:4415 blocked for more than 458 seconds. [ 1331.523675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.523721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.523746][ T32] task:kworker/0:299 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.523797][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.523840][ T32] Call trace: [ 1331.523906][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.523963][ T32] r10:829187f4 r9:eaeb1d84 r8:00000002 r7:60000013 r6:eaeb1d8c r5:85230000 [ 1331.524008][ T32] r4:85230000 [ 1331.524030][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.524070][ T32] r5:85230000 r4:829187f0 [ 1331.524090][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.524127][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.524171][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1331.524193][ T32] r4:00000000 [ 1331.524212][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.524326][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.524391][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.524442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847595c0 [ 1331.524500][ T32] r4:00000000 [ 1331.524553][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.524658][ T32] r9:83018005 r8:85230000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1331.524737][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.524841][ T32] r5:00001000 r4:e88df000 [ 1331.524932][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.525043][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.525144][ T32] r5:852d178c r4:852d1400 [ 1331.525201][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.525321][ T32] r7:dddced40 r6:83018000 r5:852d178c r4:85206980 [ 1331.525391][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.525499][ T32] r10:61c88647 r9:85230000 r8:852069ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.525559][ T32] r4:85206980 [ 1331.525609][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.525708][ T32] r10:00000000 r9:85206980 r8:8027ed34 r7:eaea5e60 r6:85207d00 r5:85230000 [ 1331.525782][ T32] r4:00000001 [ 1331.525839][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.525932][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1331.526008][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.526083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.526162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.527046][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.527643][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1331.528128][ T32] r4:e0721dc0 ** 1 printk messages dropped ** [ 1331.558891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 ** 5 printk messages dropped ** [ 1331.559117][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.559269][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 ** 2 printk messages dropped ** [ 1331.559433][ T32] r4:847da580 ** 2 printk messages dropped ** [ 1331.560159][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.560526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.561202][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.561539][ T32] r5:85231800 r4:829187f0 ** 1 printk messages dropped ** [ 1331.561633][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.561960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299680 ** 9 printk messages dropped ** [ 1331.562391][ T32] r7:dddced40 r6:83018000 r5:852d278c r4:85206a00 ** 6 printk messages dropped ** [ 1331.562660][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.563435][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1331.564095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 ** 6 printk messages dropped ** [ 1331.564414][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.564487][ T32] r5:00001000 r4:ee903000 [ 1331.564547][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.564644][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.564743][ T32] r5:8602278c r4:86022400 [ 1331.564804][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.564960][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.565029][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.565130][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.565190][ T32] r4:847da580 [ 1331.565241][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.565337][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.565390][ T32] r4:00000001 [ 1331.565437][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.565524][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.565633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.565709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.565771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.565832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.565896][ T32] r4:847cce40 [ 1331.565944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.565999][ T32] INFO: task kworker/0:301:4419 blocked for more than 458 seconds. [ 1331.566058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.566110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.566160][ T32] task:kworker/0:301 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.566262][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.566327][ T32] Call trace: [ 1331.566359][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.566482][ T32] r5:85232400 r4:829187f0 [ 1331.566501][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.566537][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.566808][ T32] r9:83018005 r8:85232400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 9 printk messages dropped ** [ 1331.567186][ T32] r4:85206a80 ** 5 printk messages dropped ** [ 1331.567341][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.568031][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.599301][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1331.599902][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1331.600083][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.600440][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1331.601135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.601616][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.602683][ T32] r5:85233000 r4:829187f0 ** 2 printk messages dropped ** [ 1331.602793][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 ** 5 printk messages dropped ** [ 1331.604139][ T32] r4:00000000 [ 1331.604159][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.604202][ T32] r9:83018005 r8:85233000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1331.604584][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.604749][ T32] r5:00001000 r4:eab55000 [ 1331.604772][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.604883][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.605414][ T32] r5:852d238c r4:852d2000 [ 1331.605442][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.606171][ T32] r7:dddced40 r6:83018000 r5:852d238c r4:85206b00 [ 1331.606195][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.606242][ T32] r10:61c88647 r9:85233000 r8:85206b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.606264][ T32] r4:85206b00 [ 1331.606282][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.606324][ T32] r10:00000000 r9:85206b00 r8:8027ed34 r7:eaeb9e60 r6:85207e80 r5:85233000 [ 1331.606345][ T32] r4:00000001 [ 1331.606363][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.606396][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 1331.606422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.607199][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.607236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.607906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.608006][ T32] r4:85299300 [ 1331.629413][ T32] INFO: task kworker/0:302:4422 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.629540][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.629675][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.629979][ T32] Call trace: [ 1331.630075][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.630198][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.630263][ T32] r4:00000000 [ 1331.630317][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.630431][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.630516][ T32] 1d20: de958000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.630595][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.630659][ T32] 1d60: 80070013 ffffffff [ 1331.630715][ T32] r5:80070013 r4:80239bd0 [ 1331.630780][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.630886][ T32] r4:82ac11e4 [ 1331.630957][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.631084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.631161][ T32] r4:e0721dc0 [ 1331.631221][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.631399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.631490][ T32] r4:00000000 [ 1331.631621][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.631757][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.631826][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.631932][ T32] r5:00001000 r4:ee903000 [ 1331.632079][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.632134][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.632503][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.632803][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.633297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.634065][ T32] INFO: task kworker/0:303:4424 blocked for more than 458 seconds. ** 4 printk messages dropped ** [ 1331.634470][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.634890][ T32] r5:85233c00 r4:829187f0 [ 1331.634961][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.635062][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.635177][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 [ 1331.635241][ T32] r4:00000000 [ 1331.635293][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1331.635618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852998c0 ** 4 printk messages dropped ** [ 1331.636039][ T32] r5:00001000 r4:eadb9000 ** 4 printk messages dropped ** [ 1331.636410][ T32] r7:dddced40 r6:83018000 r5:852d478c r4:85206b80 ** 7 printk messages dropped ** [ 1331.637163][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) ** 4 printk messages dropped ** [ 1331.637516][ T32] r4:85299480 ** 2 printk messages dropped ** [ 1331.662879][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.663722][ T32] 1d20: dea97000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1331.665339][ T32] r4:e0721dc0 [ 1331.665805][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1331.666432][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.667407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.667809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.667874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.667929][ T32] task:kworker/0:304 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.668067][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.687452][ T32] Call trace: [ 1331.687532][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.687630][ T32] r10:829187f4 r9:eaec5d84 r8:00000002 r7:60000013 r6:eaec5d8c r5:85234800 [ 1331.687713][ T32] r4:85234800 [ 1331.687737][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.687780][ T32] r5:85234800 r4:829187f0 [ 1331.687801][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.687859][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.687909][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1331.687943][ T32] r4:00000000 [ 1331.687965][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.688617][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.703901][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.703987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299740 [ 1331.704119][ T32] r4:00000000 [ 1331.704145][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.704222][ T32] r9:83018005 r8:85234800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1331.704249][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.704295][ T32] r5:00001000 r4:eabb9000 [ 1331.704317][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.704356][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.704398][ T32] r5:852d2b8c r4:852d2800 [ 1331.704420][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.704532][ T32] r7:dddced40 r6:83018000 r5:852d2b8c r4:85206c00 [ 1331.704620][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.704735][ T32] r10:61c88647 r9:85234800 r8:85206c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.704797][ T32] r4:85206c00 [ 1331.704861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.704974][ T32] r10:00000000 r9:85206c00 r8:8027ed34 r7:eaec1e60 r6:85207f80 r5:85234800 [ 1331.705058][ T32] r4:00000001 [ 1331.705140][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.705236][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1331.705318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.705408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.705483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.705555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.705612][ T32] r4:85299480 [ 1331.706462][ T32] INFO: task kworker/0:304:4427 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.706551][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.706711][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.706847][ T32] Call trace: [ 1331.707025][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.707156][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.707219][ T32] r4:00000000 [ 1331.707273][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.707365][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.707399][ T32] 1d20: defd4000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.707427][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.707450][ T32] 1d60: 80070013 ffffffff [ 1331.707473][ T32] r5:80070013 r4:80239bd0 [ 1331.707493][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.707535][ T32] r4:82ac11e4 [ 1331.707555][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.707595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.707617][ T32] r4:e0721dc0 [ 1331.707636][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1331.707759][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 ** 9 printk messages dropped ** [ 1331.712840][ T32] r4:847da580 ** 6 printk messages dropped ** [ 1331.713279][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.714424][ T32] r10:829187f4 r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:85235400 ** 6 printk messages dropped ** [ 1331.715052][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.715220][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.715813][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.715921][ T32] r5:00001000 r4:eacc5000 [ 1331.715966][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.716074][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.716171][ T32] r5:852d2f8c r4:852d2c00 [ 1331.716233][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.716338][ T32] r7:dddced40 r6:83018000 r5:852d2f8c r4:85206c80 [ 1331.716395][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.716499][ T32] r10:61c88647 r9:85235400 r8:85206cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.716555][ T32] r4:85206c80 [ 1331.716604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.716702][ T32] r10:00000000 r9:85206c80 r8:8027ed34 r7:eaec1e60 r6:8529e000 r5:85235400 [ 1331.716785][ T32] r4:00000001 [ 1331.716837][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.716979][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.717057][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.717129][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.717199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.717271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.717330][ T32] r4:85299480 [ 1331.717885][ T32] INFO: task kworker/0:305:4428 is blocked on a mutex likely owned by task kworker/1:226:3826. [ 1331.717943][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.739541][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.739617][ T32] Call trace: [ 1331.739943][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.740013][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 [ 1331.740363][ T32] r4:00000000 [ 1331.740389][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.740430][ T32] Exception stack(0xe0721d20 to 0xe0721d68) [ 1331.740754][ T32] 1d20: df200000 dfa4f000 00000001 80239bb8 7f849000 00000001 82ac11c4 82ac05a0 [ 1331.740786][ T32] 1d40: 7f849000 dfa4f000 8280c9b4 e0721d9c e0721da0 e0721d70 80230af4 80239bd0 [ 1331.740831][ T32] 1d60: 80070013 ffffffff [ 1331.740925][ T32] r5:80070013 r4:80239bd0 [ 1331.740982][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.741039][ T32] r4:82ac11e4 [ 1331.741065][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1331.741172][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1331.742147][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.743164][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 10 printk messages dropped ** [ 1331.743656][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.744288][ T32] r4:85236000 ** 3 printk messages dropped ** [ 1331.744420][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.744499][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 ** 5 printk messages dropped ** [ 1331.744961][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.745249][ T32] r5:00001000 r4:ead01000 ** 6 printk messages dropped ** [ 1331.745819][ T32] r10:61c88647 r9:85236000 r8:8529e0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1331.747829][ T32] task:kworker/1:226 state:R running task stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1331.768995][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.769046][ T32] r4:82ac11e4 [ 1331.769092][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.769144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0721dc0 r5:e0721e08 [ 1331.769170][ T32] r4:e0721dc0 [ 1331.769193][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.769242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d05ec0 [ 1331.769267][ T32] r4:00000000 [ 1331.769290][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.769343][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f849000 [ 1331.769391][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.769447][ T32] r5:00001000 r4:ee903000 [ 1331.769565][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.769616][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.769666][ T32] r5:8602278c r4:86022400 [ 1331.769710][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.769796][ T32] r7:ddde2d40 r6:83018200 r5:8602278c r4:847da580 [ 1331.769847][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.769957][ T32] r10:61c88647 r9:8500b000 r8:847da5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.770013][ T32] r4:847da580 [ 1331.770063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.770188][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 [ 1331.770258][ T32] r4:00000001 [ 1331.770406][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.770499][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1331.770569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.770638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.770716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.770837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.770925][ T32] r4:847cce40 [ 1331.771009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.771114][ T32] INFO: task kworker/1:352:4434 blocked for more than 458 seconds. [ 1331.771194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.771251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.771327][ T32] task:kworker/1:352 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.771461][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.771560][ T32] Call trace: [ 1331.771664][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.771780][ T32] r10:829187f4 r9:ea959d84 r8:00000002 r7:60000113 r6:ea959d8c r5:85236c00 [ 1331.771856][ T32] r4:85236c00 [ 1331.771918][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.772026][ T32] r5:85236c00 r4:829187f0 [ 1331.772081][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.772177][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.772282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea959e08 [ 1331.772346][ T32] r4:00000000 [ 1331.772393][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.772526][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.773518][ T32] r5:8521f38c r4:8521f000 ** 6 printk messages dropped ** [ 1331.774055][ T32] r10:00000000 r9:8529e180 r8:8027ed34 r7:eae5de60 r6:8529e200 r5:85236c00 ** 7 printk messages dropped ** [ 1331.774365][ T32] r4:85295000 ** 5 printk messages dropped ** [ 1331.775801][ T32] r10:8280c9b4 r9:8500b000 r8:80200be4 r7:e0721d54 r6:ffffffff r5:8500b000 ** 11 printk messages dropped ** [ 1331.776797][ T32] r4:e0721dc0 ** 5 printk messages dropped ** [ 1331.777649][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.809818][ T32] r10:00000000 r9:847da580 r8:8027ed34 r7:e06b9e60 r6:847da600 r5:8500b000 ** 10 printk messages dropped ** [ 1331.810835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.810878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.811098][ T32] task:kworker/0:306 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.811236][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.811476][ T32] Call trace: [ 1331.811566][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.811767][ T32] r10:829187f4 r9:eaecdd84 r8:00000002 r7:60000113 r6:eaecdd8c r5:85230c00 [ 1331.811799][ T32] r4:85230c00 [ 1331.811859][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.811977][ T32] r5:85230c00 r4:829187f0 [ 1331.812127][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.812172][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.812251][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1331.812277][ T32] r4:00000000 [ 1331.812594][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.812784][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.813010][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1331.814148][ T32] r7:dddced40 r6:83018000 r5:852d338c r4:85206d00 ** 14 printk messages dropped ** [ 1331.816370][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1331.849041][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.849143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1331.849199][ T32] r4:00000000 [ 1331.849245][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.849334][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1331.849398][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.849473][ T32] r5:00001000 r4:dfa99000 [ 1331.849500][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.849543][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.849585][ T32] r5:8501338c r4:85013000 [ 1331.849606][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.849693][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1331.849738][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.849838][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.849909][ T32] r4:847da880 [ 1331.850063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.850120][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1331.850143][ T32] r4:00000001 [ 1331.850212][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.850883][ T32] task:kworker/0:307 state:D stack:0 pid:4437 tgid:4437 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.851475][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1331.851600][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 18 printk messages dropped ** [ 1331.852577][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1331.853648][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1331.854608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 13 printk messages dropped ** [ 1331.855304][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.855597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.855723][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.855747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.855768][ T32] task:kworker/0:308 state:D stack:0 pid:4440 tgid:4440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.855866][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.855985][ T32] Call trace: [ 1331.856048][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.856147][ T32] r10:829187f4 r9:eaf0dd84 r8:00000002 r7:60000013 r6:eaf0dd8c r5:85238000 [ 1331.856174][ T32] r4:85238000 [ 1331.856197][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.856369][ T32] r5:85238000 r4:829187f0 [ 1331.856416][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.856468][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.856537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 1331.856617][ T32] r4:00000000 [ 1331.856664][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.856779][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.856828][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.856919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299dc0 [ 1331.856982][ T32] r4:00000000 [ 1331.857042][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.857173][ T32] r9:83018005 r8:85238000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 8 printk messages dropped ** [ 1331.857892][ T32] r10:61c88647 r9:85238000 r8:85206e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 17 printk messages dropped ** [ 1331.885974][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.886384][ T32] r4:e0771dc0 ** 9 printk messages dropped ** [ 1331.886760][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1331.887079][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.887643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.900656][ T32] r5:85239800 r4:829187f0 [ 1331.900683][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.900740][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.900813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 1331.900857][ T32] r4:00000000 [ 1331.900905][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.900988][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.901053][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.901101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b64c0 [ 1331.901150][ T32] r4:00000000 [ 1331.901198][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.901261][ T32] r9:83018205 r8:85239800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1331.901288][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.901333][ T32] r5:00001000 r4:eafe3000 [ 1331.901352][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.901391][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.901431][ T32] r5:8521e38c r4:8521e000 [ 1331.901452][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.901497][ T32] r7:ddde2d40 r6:83018200 r5:8521e38c r4:8529e400 [ 1331.901519][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.901564][ T32] r10:61c88647 r9:85239800 r8:8529e42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.901588][ T32] r4:8529e400 [ 1331.901633][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.901686][ T32] r10:00000000 r9:8529e400 r8:8027ed34 r7:ea959e60 r6:8529e480 r5:85239800 [ 1331.901710][ T32] r4:00000001 [ 1331.901794][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.901835][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1331.901868][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.902575][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1331.903429][ T32] r4:e0771dc0 ** 13 printk messages dropped ** [ 1331.904006][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1331.904347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1331.904673][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.904728][ T32] Call trace: [ 1331.904762][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.904805][ T32] r10:829187f4 r9:eaf15d84 r8:00000002 r7:60000113 r6:eaf15d8c r5:8523a400 [ 1331.904827][ T32] r4:8523a400 [ 1331.904863][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.904927][ T32] r5:8523a400 r4:829187f0 [ 1331.904970][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.905037][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.905086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1331.905110][ T32] r4:00000000 [ 1331.905143][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.905185][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1331.905219][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.905311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299f00 ** 4 printk messages dropped ** [ 1331.905513][ T32] r5:00001000 r4:ead71000 ** 6 printk messages dropped ** [ 1331.905825][ T32] r10:61c88647 r9:8523a400 r8:85206eac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1331.906348][ T32] r4:85299ac0 [ 1331.906641][ T32] INFO: task kworker/0:309:4442 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1331.906674][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.906746][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.906820][ T32] Call trace: [ 1331.906863][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.906913][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1331.907045][ T32] r4:00000000 [ 1331.907080][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.907125][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1331.907181][ T32] 1d20: 7fe8c000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1331.907240][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1331.907267][ T32] 1d60: 90070013 ffffffff [ 1331.907293][ T32] r5:90070013 r4:80239bd0 [ 1331.907312][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.907431][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1331.907533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 9 printk messages dropped ** [ 1331.907946][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.928951][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1331.928980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.929010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.929037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.929065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.929087][ T32] r4:8497f8c0 [ 1331.929110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.929140][ T32] INFO: task kworker/0:310:4444 blocked for more than 458 seconds. [ 1331.929172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.929198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.929220][ T32] task:kworker/0:310 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.929274][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.929319][ T32] Call trace: [ 1331.929350][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.929397][ T32] r10:829187f4 r9:eaf49d84 r8:00000002 r7:60000113 r6:eaf49d8c r5:85238c00 [ 1331.929456][ T32] r4:85238c00 [ 1331.929504][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.929557][ T32] r5:85238c00 r4:829187f0 [ 1331.929577][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.929644][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.930032][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.930320][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1331.931354][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1331.932318][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.932375][ T32] r5:00001000 r4:dfa99000 [ 1331.932422][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.932467][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.932507][ T32] r5:8501338c r4:85013000 [ 1331.932526][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.932570][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1331.932613][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.932661][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.932683][ T32] r4:847da880 [ 1331.932702][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.932760][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 7 printk messages dropped ** [ 1331.933024][ T32] r4:8497f8c0 ** 6 printk messages dropped ** [ 1331.933222][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.933453][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.933923][ T32] r5:00001000 r4:eaedb000 ** 9 printk messages dropped ** [ 1331.934372][ T32] r10:00000000 r9:85206f80 r8:8027ed34 r7:eaec1e60 r6:8529e600 r5:8523c800 ** 9 printk messages dropped ** [ 1331.935053][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1331.936010][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.936108][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1331.936134][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.936176][ T32] r5:00001000 r4:dfa99000 [ 1331.936196][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.936263][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.936307][ T32] r5:8501338c r4:85013000 [ 1331.936327][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.936372][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1331.936393][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.936503][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.936529][ T32] r4:847da880 [ 1331.936551][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.936595][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1331.936617][ T32] r4:00000001 [ 1331.936635][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.936668][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1331.936694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.936743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.936783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.936819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.936859][ T32] r4:8497f8c0 [ 1331.936884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.936911][ T32] INFO: task kworker/0:312:4448 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.937210][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.937806][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.938065][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1331.962599][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.962750][ T32] r5:852d4b8c r4:852d4800 [ 1331.962776][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.962850][ T32] r7:dddced40 r6:83018000 r5:852d4b8c r4:852a0000 [ 1331.962885][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.962950][ T32] r10:61c88647 r9:8523bc00 r8:852a002c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.963010][ T32] r4:852a0000 [ 1331.963035][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.963083][ T32] r10:00000000 r9:852a0000 r8:8027ed34 r7:eaf5de60 r6:8529e680 r5:8523bc00 [ 1331.963106][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.963250][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.964486][ T32] 1d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1331.964843][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1331.965293][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1331.965847][ T32] INFO: task kworker/0:313:4450 blocked for more than 458 seconds. ** 11 printk messages dropped ** [ 1331.966394][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.966759][ T32] r4:00000000 [ 1331.966814][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.966894][ T32] r9:83018005 r8:8523e000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.966947][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.967019][ T32] r5:00001000 r4:eadeb000 [ 1331.967041][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.967080][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.967123][ T32] r5:852d4f8c r4:852d4c00 [ 1331.967143][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.967192][ T32] r7:dddced40 r6:83018000 r5:852d4f8c r4:852a0080 [ 1331.967263][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.967314][ T32] r10:61c88647 r9:8523e000 r8:852a00ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.967338][ T32] r4:852a0080 [ 1331.967399][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.967478][ T32] r10:00000000 r9:852a0080 r8:8027ed34 r7:eaf5de60 r6:8529e700 r5:8523e000 [ 1331.967506][ T32] r4:00000001 [ 1331.967528][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.967563][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 1331.967590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.967618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.967649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.967679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.968077][ T32] r4:8529f2c0 [ 1331.985680][ T32] INFO: task kworker/0:313:4450 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1331.985782][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.985898][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.985982][ T32] Call trace: [ 1331.986053][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.986112][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1331.986139][ T32] r4:00000000 [ 1331.986200][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.986269][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1331.986330][ T32] 1d20: 807bf000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1331.986394][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1331.986429][ T32] 1d60: 80070013 ffffffff [ 1331.986455][ T32] r5:80070013 r4:80239bd0 [ 1331.986476][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.986522][ T32] r4:82ac11e4 [ 1331.986568][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.986641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1331.986674][ T32] r4:e0771dc0 [ 1331.986697][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1331.986777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1331.986814][ T32] r4:00000000 [ 1331.986836][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1331.986921][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1331.986961][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.987010][ T32] r5:00001000 r4:dfa99000 [ 1331.987058][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1331.987130][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.987177][ T32] r5:8501338c r4:85013000 [ 1331.987199][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.987246][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1331.987269][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.987582][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1331.987813][ T32] r4:8497f8c0 [ 1331.987840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.987877][ T32] INFO: task kworker/0:314:4452 blocked for more than 458 seconds. [ 1331.987912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.987936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.987957][ T32] task:kworker/0:314 state:D stack:0 pid:4452 tgid:4452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.988044][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.988186][ T32] Call trace: [ 1331.998639][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.998712][ T32] r10:829187f4 r9:eaf79d84 r8:00000002 r7:60000113 r6:eaf79d8c r5:8523d400 [ 1331.998763][ T32] r4:8523d400 [ 1331.998814][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.998888][ T32] r5:8523d400 r4:829187f0 ** 1 printk messages dropped ** [ 1331.998987][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.999306][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.999680][ T32] r7:dddced40 r6:83018000 r5:852d538c r4:852a0100 ** 11 printk messages dropped ** [ 1332.000159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1332.000845][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.000993][ T32] Call trace: [ 1332.001051][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.001143][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.001200][ T32] r4:00000000 [ 1332.001223][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.001287][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.001322][ T32] 1d20: 80a78000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.001352][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.001398][ T32] 1d60: 80070013 ffffffff [ 1332.001447][ T32] r5:80070013 r4:80239bd0 [ 1332.001470][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.001534][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1332.001770][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1332.002678][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 16 printk messages dropped ** [ 1332.003512][ T32] r5:8523b000 r4:829187f0 ** 3 printk messages dropped ** [ 1332.003677][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.003798][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1332.004683][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) ** 15 printk messages dropped ** [ 1332.005733][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1332.005895][ T32] r4:82ac11e4 [ 1332.005942][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.005991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.006015][ T32] r4:e0771dc0 [ 1332.006034][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.006115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.006140][ T32] r4:00000000 [ 1332.006160][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.006222][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.006247][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.006289][ T32] r5:00001000 r4:dfa99000 [ 1332.006323][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.006392][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.006437][ T32] r5:8501338c r4:85013000 [ 1332.006456][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.006526][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.006590][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.006645][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.006667][ T32] r4:847da880 [ 1332.006686][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.006728][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.006751][ T32] r4:00000001 [ 1332.006771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.006804][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.006880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.006914][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.006952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.006981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1332.007136][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1332.007283][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.007423][ T32] r4:8523ec00 ** 3 printk messages dropped ** [ 1332.007537][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.007580][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf81e08 [ 1332.007602][ T32] r4:00000000 [ 1332.007621][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.007657][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.007775][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.007893][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.029025][ T32] r7:dddced40 r6:83018000 r5:852d5b8c r4:852a0200 ** 4 printk messages dropped ** [ 1332.029215][ T32] r10:00000000 r9:852a0200 r8:8027ed34 r7:eaf5de60 r6:8529e880 r5:8523ec00 ** 4 printk messages dropped ** [ 1332.029421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.030209][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.030528][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 7 printk messages dropped ** [ 1332.030804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 7 printk messages dropped ** [ 1332.031172][ T32] r5:00001000 r4:dfa99000 ** 5 printk messages dropped ** [ 1332.031468][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.031719][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.031754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.031786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.031811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.031838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.031921][ T32] r4:8497f8c0 [ 1332.031945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.032001][ T32] INFO: task kworker/0:317:4458 blocked for more than 458 seconds. [ 1332.032039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.032063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.032107][ T32] task:kworker/0:317 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.032178][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.032276][ T32] Call trace: [ 1332.032311][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.032402][ T32] r10:829187f4 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:85240000 [ 1332.032428][ T32] r4:85240000 [ 1332.032497][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.032540][ T32] r5:85240000 r4:829187f0 [ 1332.032573][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.032641][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.032690][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1332.032712][ T32] r4:00000000 [ 1332.032779][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.032821][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.032862][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.032902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f800 [ 1332.032924][ T32] r4:00000000 [ 1332.032966][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.033019][ T32] r9:83018005 r8:85240000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1332.033093][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.033185][ T32] r5:00001000 r4:eae31000 [ 1332.033210][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.033295][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.033340][ T32] r5:852d5f8c r4:852d5c00 [ 1332.033359][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.033406][ T32] r7:dddced40 r6:83018000 r5:852d5f8c r4:852a0280 [ 1332.033427][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.033470][ T32] r10:61c88647 r9:85240000 r8:852a02ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.033492][ T32] r4:852a0280 [ 1332.033510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.033553][ T32] r10:00000000 r9:852a0280 r8:8027ed34 r7:eaf5de60 r6:8529e900 r5:85240000 [ 1332.033575][ T32] r4:00000001 [ 1332.033615][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.033660][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1332.033686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.033715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.033768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.033824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.033877][ T32] r4:8529f740 [ 1332.034169][ T32] INFO: task kworker/0:317:4458 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.034202][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.034308][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.034357][ T32] Call trace: [ 1332.034419][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.034493][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.034575][ T32] r4:00000000 [ 1332.034599][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.034638][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.034667][ T32] 1d20: 80dc7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.034741][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.034775][ T32] 1d60: 80070013 ffffffff [ 1332.034800][ T32] r5:80070013 r4:80239bd0 [ 1332.034840][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 17 printk messages dropped ** [ 1332.035663][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.035689][ T32] r4:847da880 [ 1332.035723][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.035771][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.035794][ T32] r4:00000001 [ 1332.035812][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.035865][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.035892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.035934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.035993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.036028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.036051][ T32] r4:8497f8c0 [ 1332.036071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.036095][ T32] INFO: task kworker/0:318:4460 blocked for more than 458 seconds. [ 1332.036122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.036158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.036183][ T32] task:kworker/0:318 state:D stack:0 pid:4460 tgid:4460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.036228][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.036268][ T32] Call trace: [ 1332.036335][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.036384][ T32] r10:829187f4 r9:eaf91d84 r8:00000002 r7:60000013 r6:eaf91d8c r5:85241800 [ 1332.036408][ T32] r4:85241800 [ 1332.036429][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.036469][ T32] r5:85241800 r4:829187f0 [ 1332.036488][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.036543][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.036630][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 1332.036661][ T32] r4:00000000 [ 1332.036682][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.036740][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.036778][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.036818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f980 [ 1332.036839][ T32] r4:00000000 [ 1332.036870][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.036914][ T32] r9:83018005 r8:85241800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1332.036948][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.036993][ T32] r5:00001000 r4:eae3d000 [ 1332.037013][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.037077][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.037121][ T32] r5:852d638c r4:852d6000 [ 1332.037312][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.037450][ T32] r7:dddced40 r6:83018000 r5:852d638c r4:852a0300 [ 1332.037481][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.037531][ T32] r10:61c88647 r9:85241800 r8:852a032c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.037614][ T32] r4:852a0300 [ 1332.037649][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.037695][ T32] r10:00000000 r9:852a0300 r8:8027ed34 r7:eaf5de60 r6:8529e980 r5:85241800 [ 1332.037788][ T32] r4:00000001 [ 1332.037812][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.037915][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1332.037945][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.037973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.037999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.038065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.038137][ T32] r4:8529f640 [ 1332.069290][ T32] INFO: task kworker/0:318:4460 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.069370][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.069547][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.069696][ T32] Call trace: [ 1332.069756][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.069823][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.069853][ T32] r4:00000000 [ 1332.069892][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.069935][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.069965][ T32] 1d20: 8145e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.070019][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.070048][ T32] 1d60: 80070013 ffffffff [ 1332.070072][ T32] r5:80070013 r4:80239bd0 [ 1332.070092][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.070134][ T32] r4:82ac11e4 [ 1332.070154][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.070244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.070294][ T32] r4:e0771dc0 [ 1332.070348][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.070401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.070448][ T32] r4:00000000 [ 1332.070503][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.070553][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.070624][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.070672][ T32] r5:00001000 r4:dfa99000 [ 1332.070693][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.070731][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.070772][ T32] r5:8501338c r4:85013000 [ 1332.070792][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.070851][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.070876][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.070922][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.070961][ T32] r4:847da880 [ 1332.070997][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.071048][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.071070][ T32] r4:00000001 [ 1332.071090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.071139][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.071169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.071268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.071298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.071350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.071399][ T32] r4:8497f8c0 [ 1332.071423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.071465][ T32] INFO: task kworker/0:319:4463 blocked for more than 458 seconds. [ 1332.071517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.071643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.071703][ T32] task:kworker/0:319 state:D stack:0 pid:4463 tgid:4463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.071915][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.072040][ T32] Call trace: [ 1332.072221][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.072277][ T32] r10:829187f4 r9:eaf9dd84 r8:00000002 r7:60000013 r6:eaf9dd8c r5:85240c00 [ 1332.072317][ T32] r4:85240c00 [ 1332.072353][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.072397][ T32] r5:85240c00 r4:829187f0 [ 1332.072425][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.072465][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.072509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1332.072531][ T32] r4:00000000 [ 1332.072550][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.072601][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.072648][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.072690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fbc0 [ 1332.072713][ T32] r4:00000000 [ 1332.072732][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.072774][ T32] r9:83018005 r8:85240c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1332.072795][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.072836][ T32] r5:00001000 r4:eaf17000 [ 1332.072861][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.072899][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.072939][ T32] r5:852d6b8c r4:852d6800 ** 1 printk messages dropped ** [ 1332.073003][ T32] r7:dddced40 r6:83018000 r5:852d6b8c r4:852a0380 ** 7 printk messages dropped ** [ 1332.073333][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) ** 3 printk messages dropped ** [ 1332.073440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1332.073883][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.074166][ T32] 1d20: 8145e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1332.074450][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1332.074713][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.074962][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 2 printk messages dropped ** [ 1332.075101][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1332.075293][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.075403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.075428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.075457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.075546][ T32] r4:8497f8c0 [ 1332.075570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.075595][ T32] INFO: task kworker/0:320:4465 blocked for more than 458 seconds. [ 1332.075623][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.075645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.075728][ T32] task:kworker/0:320 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.075783][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.075824][ T32] Call trace: [ 1332.075931][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.075991][ T32] r10:829187f4 r9:eafa5d84 r8:00000002 r7:60000013 r6:eafa5d8c r5:85243c00 [ 1332.076017][ T32] r4:85243c00 [ 1332.076037][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.076075][ T32] r5:85243c00 r4:829187f0 [ 1332.076095][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.076134][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.076201][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1332.076226][ T32] r4:00000000 [ 1332.076245][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.076282][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.076359][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.076402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b6a00 [ 1332.076424][ T32] r4:00000000 [ 1332.076442][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.076483][ T32] r9:83018005 r8:85243c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1332.076506][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.076547][ T32] r5:00001000 r4:df9cf000 [ 1332.076566][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.076604][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.076660][ T32] r5:8521eb8c r4:8521e800 [ 1332.076702][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.076766][ T32] r7:dddced40 r6:83018000 r5:8521eb8c r4:852a0480 [ 1332.076786][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.076832][ T32] r10:61c88647 r9:85243c00 r8:852a04ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.076886][ T32] r4:852a0480 [ 1332.076915][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.076958][ T32] r10:00000000 r9:852a0480 r8:8027ed34 r7:eaf9de60 r6:8529ea80 r5:85243c00 [ 1332.076982][ T32] r4:00000001 [ 1332.077049][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.077110][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1332.077144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.077217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.077247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.077312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.077338][ T32] r4:8529fcc0 [ 1332.077623][ T32] INFO: task kworker/0:320:4465 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.077681][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.077829][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.077934][ T32] Call trace: [ 1332.077973][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.078019][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.078056][ T32] r4:00000000 [ 1332.098501][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.098646][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.098686][ T32] 1d20: 81673000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.098731][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.098783][ T32] 1d60: 80070013 ffffffff [ 1332.098815][ T32] r5:80070013 r4:80239bd0 [ 1332.098837][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.098964][ T32] r4:82ac11e4 [ 1332.098999][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.099045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.099069][ T32] r4:e0771dc0 [ 1332.099089][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.099147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.099173][ T32] r4:00000000 [ 1332.099194][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.099241][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.099263][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.099309][ T32] r5:00001000 r4:dfa99000 [ 1332.099330][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.099369][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.099762][ T32] r5:8501338c r4:85013000 [ 1332.099860][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.099943][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.099997][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.100105][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.100167][ T32] r4:847da880 [ 1332.100214][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.100299][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.100388][ T32] r4:00000001 [ 1332.100438][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.100512][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.100565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.100624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.100676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.100738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.100834][ T32] r4:8497f8c0 [ 1332.100867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.100903][ T32] INFO: task kworker/0:321:4466 blocked for more than 458 seconds. [ 1332.101031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.101062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.101085][ T32] task:kworker/0:321 state:D stack:0 pid:4466 tgid:4466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.101193][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.101250][ T32] Call trace: [ 1332.101436][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.101543][ T32] r10:829187f4 r9:eafa9d84 r8:00000002 r7:60000013 r6:eafa9d8c r5:85243000 [ 1332.101585][ T32] r4:85243000 [ 1332.101607][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.101667][ T32] r5:85243000 r4:829187f0 [ 1332.101717][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.101827][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.101890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 1332.101956][ T32] r4:00000000 [ 1332.101991][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.102070][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.102176][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.102292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fd00 [ 1332.102349][ T32] r4:00000000 [ 1332.102392][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.102478][ T32] r9:83018005 r8:85243000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1332.102526][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.102608][ T32] r5:00001000 r4:eaf37000 [ 1332.102650][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.102722][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.102769][ T32] r5:852d6f8c r4:852d6c00 [ 1332.102794][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.102891][ T32] r7:dddced40 r6:83018000 r5:852d6f8c r4:852a0500 [ 1332.103062][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.103190][ T32] r10:61c88647 r9:85243000 r8:852a052c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.103242][ T32] r4:852a0500 [ 1332.103309][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.103386][ T32] r10:00000000 r9:852a0500 r8:8027ed34 r7:eafa5e60 r6:8529eb00 r5:85243000 [ 1332.103465][ T32] r4:00000001 [ 1332.103544][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.103649][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1332.103734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.103797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.104694][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1332.106821][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1332.107694][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.139326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.139713][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.140005][ T32] r5:85242400 r4:829187f0 [ 1332.140026][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.140079][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.140133][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 [ 1332.140157][ T32] r4:00000000 [ 1332.140176][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.140213][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.140254][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.140353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fe80 [ 1332.140405][ T32] r4:00000000 [ 1332.140440][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.140492][ T32] r9:83018005 r8:85242400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1332.140537][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.140633][ T32] r5:00001000 r4:eafaf000 [ 1332.140683][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.140728][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.140793][ T32] r5:852d738c r4:852d7000 [ 1332.140818][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.140911][ T32] r7:dddced40 r6:83018000 r5:852d738c r4:852a0400 [ 1332.141008][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.141063][ T32] r10:61c88647 r9:85242400 r8:852a042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.141086][ T32] r4:852a0400 [ 1332.141110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.141153][ T32] r10:00000000 r9:852a0400 r8:8027ed34 r7:eafa5e60 r6:8529eb80 r5:85242400 [ 1332.141186][ T32] r4:00000001 [ 1332.141230][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.141323][ T32] Exception stack(0xeafbdfb0 to 0xeafbdff8) [ 1332.141384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.141442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.141502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.141541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.141563][ T32] r4:8529fa40 [ 1332.142249][ T32] INFO: task kworker/0:322:4468 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.142306][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.142453][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.142545][ T32] Call trace: [ 1332.142626][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.142724][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.142772][ T32] r4:00000000 [ 1332.142818][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.142896][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.142970][ T32] 1d20: 81b39000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.143052][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.143096][ T32] 1d60: 80070013 ffffffff [ 1332.143129][ T32] r5:80070013 r4:80239bd0 [ 1332.143179][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.143250][ T32] r4:82ac11e4 [ 1332.143285][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.143379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.143423][ T32] r4:e0771dc0 [ 1332.143448][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.143511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.143575][ T32] r4:00000000 [ 1332.143607][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.143681][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.143729][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.143829][ T32] r5:00001000 r4:dfa99000 [ 1332.143861][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.143928][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.143996][ T32] r5:8501338c r4:85013000 [ 1332.144017][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.144065][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.144100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.144202][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.144241][ T32] r4:847da880 [ 1332.144262][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.144315][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.144355][ T32] r4:00000001 [ 1332.144409][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.144474][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.144503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.144533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.144582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.144616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.144639][ T32] r4:8497f8c0 [ 1332.144674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.144724][ T32] INFO: task kworker/0:323:4470 blocked for more than 458 seconds. [ 1332.144760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.144786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1332.145125][ T32] r10:829187f4 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:85244800 ** 4 printk messages dropped ** [ 1332.145352][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.145423][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1332.145474][ T32] r4:00000000 [ 1332.145510][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1332.145769][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.145924][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.146197][ T32] r5:852d778c r4:852d7400 ** 2 printk messages dropped ** [ 1332.146385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.146628][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.146775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1332.146982][ T32] r4:8529ff80 ** 2 printk messages dropped ** [ 1332.147589][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.147645][ T32] Call trace: [ 1332.147800][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.147909][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.147969][ T32] r4:00000000 [ 1332.148142][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.175208][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.175264][ T32] 1d20: 81e27000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.175295][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.175320][ T32] 1d60: 80070013 ffffffff [ 1332.175370][ T32] r5:80070013 r4:80239bd0 [ 1332.175398][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.175469][ T32] r4:82ac11e4 [ 1332.175498][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.175597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.175624][ T32] r4:e0771dc0 [ 1332.175644][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.175687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.175737][ T32] r4:00000000 [ 1332.175761][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.175864][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.175892][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.175937][ T32] r5:00001000 r4:dfa99000 [ 1332.175959][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.175997][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.176039][ T32] r5:8501338c r4:85013000 [ 1332.176058][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.176103][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.176124][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.176169][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.176215][ T32] r4:847da880 [ 1332.176239][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.176284][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.176306][ T32] r4:00000001 [ 1332.176349][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.176388][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.176440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.176510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.176609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.176640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.176689][ T32] r4:8497f8c0 [ 1332.176716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.176985][ T32] INFO: task kworker/0:324:4472 blocked for more than 458 seconds. [ 1332.177031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.177056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.177102][ T32] task:kworker/0:324 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.177390][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.177492][ T32] Call trace: [ 1332.177577][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.177693][ T32] r10:829187f4 r9:eafddd84 r8:00000002 r7:60000013 r6:eafddd8c r5:85245400 [ 1332.177730][ T32] r4:85245400 [ 1332.177752][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.177793][ T32] r5:85245400 r4:829187f0 [ 1332.177812][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.177854][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.177899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 1332.177938][ T32] r4:00000000 [ 1332.177962][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.178001][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.178050][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.190486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295480 [ 1332.190529][ T32] r4:00000000 [ 1332.190575][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.190662][ T32] r9:83018005 r8:85245400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1332.190689][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.190810][ T32] r5:00001000 r4:eafd3000 [ 1332.190835][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.190882][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.190961][ T32] r5:852d7b8c r4:852d7800 [ 1332.190989][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.191037][ T32] r7:dddced40 r6:83018000 r5:852d7b8c r4:852a0600 [ 1332.191058][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.191104][ T32] r10:61c88647 r9:85245400 r8:852a062c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.191126][ T32] r4:852a0600 [ 1332.191183][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.191232][ T32] r10:00000000 r9:852a0600 r8:8027ed34 r7:eafa5e60 r6:8529ec80 r5:85245400 [ 1332.191255][ T32] r4:00000001 [ 1332.191274][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.191333][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1332.191365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.191394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.191421][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.191449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.191471][ T32] r4:85295400 [ 1332.191959][ T32] INFO: task kworker/0:324:4472 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 1 printk messages dropped ** [ 1332.192076][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.192456][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 2 printk messages dropped ** [ 1332.192569][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.192937][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1332.193146][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1332.194802][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.195096][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.195329][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1332.195417][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.195772][ T32] r5:85246000 r4:829187f0 ** 1 printk messages dropped ** [ 1332.195831][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.195903][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 1332.195928][ T32] r4:00000000 [ 1332.195947][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.195985][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.196081][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.196204][ T32] r5:00001000 r4:eafef000 ** 6 printk messages dropped ** [ 1332.196590][ T32] r10:61c88647 r9:85246000 r8:852a06ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1332.196790][ T32] r4:00000001 [ 1332.196809][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.196872][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1332.196903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.196943][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.196973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.197001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.197047][ T32] r4:85295400 [ 1332.197330][ T32] INFO: task kworker/0:325:4475 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.197363][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.197430][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.197569][ T32] Call trace: [ 1332.197600][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.197658][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.197685][ T32] r4:00000000 [ 1332.197705][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.197753][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.197782][ T32] 1d20: 821a1000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.197810][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.197833][ T32] 1d60: 80070013 ffffffff [ 1332.197862][ T32] r5:80070013 r4:80239bd0 [ 1332.197891][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.197935][ T32] r4:82ac11e4 [ 1332.197955][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.197995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.198017][ T32] r4:e0771dc0 [ 1332.198036][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.221521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.221630][ T32] r4:00000000 [ 1332.221681][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.221793][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.221825][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.221882][ T32] r5:00001000 r4:dfa99000 [ 1332.221903][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.221942][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.221984][ T32] r5:8501338c r4:85013000 [ 1332.222004][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.222141][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.222216][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.222266][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.222289][ T32] r4:847da880 [ 1332.222457][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.222595][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.222622][ T32] r4:00000001 [ 1332.222643][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.222679][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.222727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.222761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.222816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.222852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.222875][ T32] r4:8497f8c0 [ 1332.222898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.222939][ T32] INFO: task kworker/1:354:4477 blocked for more than 458 seconds. [ 1332.222975][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.223060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.223093][ T32] task:kworker/1:354 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.223197][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.223247][ T32] Call trace: [ 1332.223307][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.223356][ T32] r10:829187f4 r9:eb001d84 r8:00000002 r7:60000113 r6:eb001d8c r5:85248000 [ 1332.223382][ T32] r4:85248000 [ 1332.223403][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.223455][ T32] r5:85248000 r4:829187f0 [ 1332.223479][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.223523][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.223569][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1332.223591][ T32] r4:00000000 [ 1332.223635][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.223687][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.223818][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1332.224402][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.224821][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.225561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.226728][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1332.239790][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1332.240166][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.240979][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1332.241327][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.241868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.242212][ T32] INFO: task kworker/0:326:4478 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.243059][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.243342][ T32] r4:85248c00 ** 3 printk messages dropped ** [ 1332.243829][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.243885][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 [ 1332.244050][ T32] r4:00000000 [ 1332.244189][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1332.244415][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1332.245489][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.245762][ T32] r5:852d838c r4:852d8000 ** 1 printk messages dropped ** [ 1332.245925][ T32] r7:dddced40 r6:83018000 r5:852d838c r4:852a0700 [ 1332.246007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.246062][ T32] r10:61c88647 r9:85248c00 r8:852a072c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.246089][ T32] r4:852a0700 [ 1332.246180][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.246342][ T32] r10:00000000 r9:852a0700 r8:8027ed34 r7:eafa5e60 r6:8529ee80 r5:85248c00 [ 1332.246453][ T32] r4:00000001 [ 1332.246476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.246511][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 1332.246539][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.246566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.246613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.246644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.246665][ T32] r4:852b9040 [ 1332.247236][ T32] INFO: task kworker/0:326:4478 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.247275][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.247419][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.247912][ T32] Call trace: [ 1332.248181][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.270314][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.270356][ T32] r4:00000000 [ 1332.270380][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.270434][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.270466][ T32] 1d20: 82d13000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.270494][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.270516][ T32] 1d60: 80070013 ffffffff [ 1332.270539][ T32] r5:80070013 r4:80239bd0 [ 1332.270580][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.270649][ T32] r4:82ac11e4 [ 1332.270729][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.270916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.270967][ T32] r4:e0771dc0 [ 1332.271035][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.271082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.271128][ T32] r4:00000000 [ 1332.271155][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.271202][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.271223][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.271492][ T32] r5:00001000 r4:dfa99000 [ 1332.271517][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.271557][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.271600][ T32] r5:8501338c r4:85013000 [ 1332.271620][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.271678][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.271704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.271758][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.271853][ T32] r4:847da880 [ 1332.271881][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.272163][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.272190][ T32] r4:00000001 [ 1332.272210][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.272244][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.272270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.272298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.272590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.272950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.273263][ T32] r4:8497f8c0 [ 1332.273299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.273373][ T32] INFO: task kworker/0:327:4482 blocked for more than 458 seconds. [ 1332.273471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.273503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.273526][ T32] task:kworker/0:327 state:D stack:0 pid:4482 tgid:4482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.273725][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.274007][ T32] Call trace: [ 1332.274044][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.274199][ T32] r10:829187f4 r9:eaf75d84 r8:00000002 r7:60000113 r6:eaf75d8c r5:85249800 [ 1332.274243][ T32] r4:85249800 [ 1332.274312][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.274357][ T32] r5:85249800 r4:829187f0 [ 1332.274377][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.274611][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.274660][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1332.274682][ T32] r4:00000000 [ 1332.274700][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.274745][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.274828][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.274940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9900 [ 1332.274968][ T32] r4:00000000 [ 1332.274987][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.275033][ T32] r9:83018005 r8:85249800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1332.275232][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.275278][ T32] r5:00001000 r4:e00b3000 [ 1332.275297][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.275334][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.275374][ T32] r5:852d978c r4:852d9400 [ 1332.275393][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.275436][ T32] r7:dddced40 r6:83018000 r5:852d978c r4:852a0780 [ 1332.275455][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.275497][ T32] r10:61c88647 r9:85249800 r8:852a07ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.275519][ T32] r4:852a0780 [ 1332.275540][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.275596][ T32] r10:00000000 r9:852a0780 r8:8027ed34 r7:eafa5e60 r6:8529ef00 r5:85249800 [ 1332.275620][ T32] r4:00000001 [ 1332.275639][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.275672][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1332.275698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.275748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.275850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.275915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.275940][ T32] r4:852b9200 [ 1332.276401][ T32] INFO: task kworker/0:327:4482 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.276436][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.276659][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.276837][ T32] Call trace: [ 1332.276930][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.276979][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.277002][ T32] r4:00000000 [ 1332.277021][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.277419][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.277452][ T32] 1d20: 82d13000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.278104][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.278162][ T32] 1d60: 80070013 ffffffff [ 1332.304850][ T32] r5:80070013 r4:80239bd0 [ 1332.304914][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.305020][ T32] r4:82ac11e4 [ 1332.305046][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.305090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.305136][ T32] r4:e0771dc0 [ 1332.305188][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.305266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.305347][ T32] r4:00000000 [ 1332.305397][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.305447][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.305473][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.305520][ T32] r5:00001000 r4:dfa99000 [ 1332.305541][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.305581][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.305676][ T32] r5:8501338c r4:85013000 [ 1332.305711][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.305806][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.305855][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.305938][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.306942][ T32] r4:847da880 [ 1332.307305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.307356][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.307379][ T32] r4:00000001 [ 1332.307929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.308321][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.320101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.320150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.320177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.320210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.320232][ T32] r4:8497f8c0 [ 1332.320256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.320297][ T32] INFO: task kworker/0:328:4483 blocked for more than 458 seconds. [ 1332.320332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.320357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.320393][ T32] task:kworker/0:328 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.320452][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.320507][ T32] Call trace: [ 1332.320566][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.320619][ T32] r10:829187f4 r9:eaa29d84 r8:00000002 r7:60000113 r6:eaa29d8c r5:8524a400 [ 1332.320641][ T32] r4:8524a400 [ 1332.320660][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.320699][ T32] r5:8524a400 r4:829187f0 [ 1332.320720][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.320760][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.320803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [ 1332.320825][ T32] r4:00000000 [ 1332.320848][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.320897][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.320936][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.320978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9440 [ 1332.321000][ T32] r4:00000000 [ 1332.321019][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.321085][ T32] r9:83018005 r8:8524a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1332.321124][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.321167][ T32] r5:00001000 r4:dfa4b000 [ 1332.321187][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.321226][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.321266][ T32] r5:852d878c r4:852d8400 [ 1332.321287][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.321332][ T32] r7:dddced40 r6:83018000 r5:852d878c r4:852a0800 [ 1332.321353][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.321396][ T32] r10:61c88647 r9:8524a400 r8:852a082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.321418][ T32] r4:852a0800 [ 1332.321437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.321480][ T32] r10:00000000 r9:852a0800 r8:8027ed34 r7:eaf75e60 r6:8529ef80 r5:8524a400 [ 1332.321788][ T32] r4:00000001 [ 1332.321856][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.321900][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) [ 1332.321926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.321953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.321997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.322034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.322056][ T32] r4:852b9040 [ 1332.322540][ T32] INFO: task kworker/0:328:4483 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.322576][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.322633][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.322680][ T32] Call trace: [ 1332.322746][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1332.322994][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1332.323289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 10 printk messages dropped ** [ 1332.323702][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.324372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.325009][ T32] r4:8524b000 ** 3 printk messages dropped ** [ 1332.325169][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1332.325280][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1332.325909][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.325949][ T32] r5:852d8b8c r4:852d8800 [ 1332.325980][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.326028][ T32] r7:dddced40 r6:83018000 r5:852d8b8c r4:852a0880 [ 1332.326048][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.326091][ T32] r10:61c88647 r9:8524b000 r8:852a08ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.326112][ T32] r4:852a0880 [ 1332.326325][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.326371][ T32] r10:00000000 r9:852a0880 r8:8027ed34 r7:eaf75e60 r6:852c1180 r5:8524b000 [ 1332.326394][ T32] r4:00000001 [ 1332.326414][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.326448][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 1332.326473][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.326499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.326537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.326568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.326590][ T32] r4:852b9380 [ 1332.326984][ T32] INFO: task kworker/0:329:4486 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.327074][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.327219][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.327291][ T32] Call trace: [ 1332.327584][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.327680][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.327707][ T32] r4:00000000 [ 1332.327739][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.327779][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.327808][ T32] 1d20: 83566000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.327835][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.327864][ T32] 1d60: 80070013 ffffffff [ 1332.327892][ T32] r5:80070013 r4:80239bd0 [ 1332.327913][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.328039][ T32] r4:82ac11e4 [ 1332.328061][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.328104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.328168][ T32] r4:e0771dc0 [ 1332.349661][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.349782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.349836][ T32] r4:00000000 [ 1332.349867][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.349934][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.349983][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.350034][ T32] r5:00001000 r4:dfa99000 [ 1332.350056][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.350095][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.350160][ T32] r5:8501338c r4:85013000 [ 1332.350185][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.350232][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.350252][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.350311][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.350337][ T32] r4:847da880 [ 1332.350356][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.350401][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.350446][ T32] r4:00000001 [ 1332.350469][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.350505][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.350556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.350613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.350650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.350703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1332.351051][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.351466][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.351535][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 ** 3 printk messages dropped ** [ 1332.351710][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1332.352047][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.352539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.353439][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 8 printk messages dropped ** [ 1332.353853][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1332.353990][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.354370][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1332.354822][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.354992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.355301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.355346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.355371][ T32] task:kworker/0:331 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.355414][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.355453][ T32] Call trace: [ 1332.355482][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.355552][ T32] r10:829187f4 r9:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:8524bc00 [ 1332.355579][ T32] r4:8524bc00 [ 1332.355598][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.355638][ T32] r5:8524bc00 r4:829187f0 [ 1332.355680][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.355723][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.355768][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 1332.355814][ T32] r4:00000000 [ 1332.355865][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.355908][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.355942][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.355982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b97c0 [ 1332.356003][ T32] r4:00000000 [ 1332.356176][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.356227][ T32] r9:83018005 r8:8524bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1332.356345][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.356390][ T32] r5:00001000 r4:dfdbf000 [ 1332.356409][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.356448][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.356490][ T32] r5:852d938c r4:852d9000 [ 1332.356509][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.356552][ T32] r7:dddced40 r6:83018000 r5:852d938c r4:852a0980 [ 1332.356571][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.356613][ T32] r10:61c88647 r9:8524bc00 r8:852a09ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.356635][ T32] r4:852a0980 [ 1332.356653][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.356695][ T32] r10:00000000 r9:852a0980 r8:8027ed34 r7:eaf75e60 r6:852c1280 r5:8524bc00 [ 1332.356716][ T32] r4:00000001 [ 1332.356751][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.356933][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1332.357001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.357035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.357133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.357250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.357398][ T32] r4:852b9540 [ 1332.357678][ T32] INFO: task kworker/0:331:4489 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 7 printk messages dropped ** [ 1332.378880][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1332.379245][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1332.379512][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1332.379819][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1332.380269][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1332.380523][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.380944][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.381194][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.381685][ T32] r5:852da78c r4:852da400 ** 7 printk messages dropped ** [ 1332.381924][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.382068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.382799][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.383104][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.383440][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.383704][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.384222][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1332.384548][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1332.384925][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.384993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 ** 2 printk messages dropped ** [ 1332.385119][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.385231][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.385277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9a00 [ 1332.385300][ T32] r4:00000000 [ 1332.385394][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.385441][ T32] r9:83018005 r8:84a76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1332.385464][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.385592][ T32] r5:00001000 r4:e04f9000 [ 1332.385617][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.385657][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.385698][ T32] r5:852d9b8c r4:852d9800 [ 1332.385718][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.385762][ T32] r7:dddced40 r6:83018000 r5:852d9b8c r4:852a0a80 [ 1332.385807][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.385895][ T32] r10:61c88647 r9:84a76c00 r8:852a0aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.385930][ T32] r4:852a0a80 [ 1332.385960][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.386014][ T32] r10:00000000 r9:852a0a80 r8:8027ed34 r7:eb029e60 r6:852c1380 r5:84a76c00 [ 1332.386039][ T32] r4:00000001 [ 1332.386060][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.386095][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1332.386121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.386148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.386190][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.386235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.386266][ T32] r4:852b9780 [ 1332.386595][ T32] INFO: task kworker/0:333:4494 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.386906][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.386981][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.387027][ T32] Call trace: [ 1332.387056][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.387102][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.387126][ T32] r4:00000000 [ 1332.387144][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.387334][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.387367][ T32] 1d20: 83e92000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.387401][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.387720][ T32] 1d60: 80070013 ffffffff [ 1332.387899][ T32] r5:80070013 r4:80239bd0 [ 1332.387923][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.387966][ T32] r4:82ac11e4 [ 1332.387985][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.388025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.388047][ T32] r4:e0771dc0 [ 1332.388246][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.418678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.418723][ T32] r4:00000000 [ 1332.418748][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.418813][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.418837][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.418892][ T32] r5:00001000 r4:dfa99000 [ 1332.418913][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.419000][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.419072][ T32] r5:8501338c r4:85013000 [ 1332.419098][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.419181][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.419205][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.419251][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.419272][ T32] r4:847da880 [ 1332.419367][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.419421][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.419515][ T32] r4:00000001 [ 1332.419538][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.419575][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 1 printk messages dropped ** [ 1332.419686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.421204][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.421911][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.422012][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 ** 5 printk messages dropped ** [ 1332.422493][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.423015][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.424423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.426412][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1332.427257][ T32] r4:e0771dc0 ** 3 printk messages dropped ** [ 1332.427877][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1332.452610][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1332.452809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.453267][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.453693][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.453911][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.454034][ T32] r4:00000000 [ 1332.454646][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.454698][ T32] r9:83018005 r8:85251800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1332.454911][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.454982][ T32] r5:00001000 r4:e8893000 [ 1332.455002][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.455040][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.455402][ T32] r5:852da38c r4:852da000 [ 1332.455426][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.455685][ T32] r7:dddced40 r6:83018000 r5:852da38c r4:852a0b80 [ 1332.455912][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.455966][ T32] r10:61c88647 r9:85251800 r8:852a0bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.456187][ T32] r4:852a0b80 [ 1332.456396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.456443][ T32] r10:00000000 r9:852a0b80 r8:8027ed34 r7:eb029e60 r6:852c1480 r5:85251800 [ 1332.457056][ T32] r4:00000001 [ 1332.457237][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.457325][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1332.457355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.457531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.457562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.457590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.457614][ T32] r4:852b9980 [ 1332.458128][ T32] INFO: task kworker/0:335:4497 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.479396][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.479512][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.479741][ T32] Call trace: [ 1332.479946][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.480019][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.480095][ T32] r4:00000000 [ 1332.480126][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.480318][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.480429][ T32] 1d20: 84e4e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.480476][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.480514][ T32] 1d60: 80070013 ffffffff [ 1332.480567][ T32] r5:80070013 r4:80239bd0 [ 1332.480612][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.480668][ T32] r4:82ac11e4 [ 1332.480732][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.480780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.480823][ T32] r4:e0771dc0 [ 1332.480870][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.480938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.480997][ T32] r4:00000000 [ 1332.481069][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.481166][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.481213][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.481297][ T32] r5:00001000 r4:dfa99000 [ 1332.481358][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.481443][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.481530][ T32] r5:8501338c r4:85013000 [ 1332.481577][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.481669][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.481712][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.481760][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.481784][ T32] r4:847da880 [ 1332.481836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.481896][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.481922][ T32] r4:00000001 [ 1332.481949][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.481992][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.482021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.482050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.482090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.482137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.482160][ T32] r4:8497f8c0 [ 1332.482183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.482212][ T32] INFO: task kworker/0:336:4500 blocked for more than 459 seconds. [ 1332.482246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.482271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.482292][ T32] task:kworker/0:336 state:D stack:0 pid:4500 tgid:4500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.482417][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.482517][ T32] Call trace: [ 1332.482574][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1332.482718][ T32] r4:85252400 ** 3 printk messages dropped ** [ 1332.482975][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.483047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 ** 5 printk messages dropped ** [ 1332.483366][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.483771][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.485164][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) ** 7 printk messages dropped ** [ 1332.486718][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.487822][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1332.509342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 10 printk messages dropped ** [ 1332.509977][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1332.511015][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1332.511399][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.511949][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.513184][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1332.515760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.517812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1332.554380][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.554953][ T32] r4:00000000 [ 1332.555033][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.555130][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.555176][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.555277][ T32] r5:00001000 r4:dfa99000 [ 1332.555332][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.555411][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.555510][ T32] r5:8501338c r4:85013000 [ 1332.555580][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.555696][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.555743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.555829][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.555882][ T32] r4:847da880 [ 1332.555922][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.556081][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.556135][ T32] r4:00000001 [ 1332.556174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.556240][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.556291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.556339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.556391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.556445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.556788][ T32] r4:8497f8c0 [ 1332.556907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.556983][ T32] INFO: task kworker/0:338:4504 blocked for more than 459 seconds. [ 1332.557062][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.557124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.557179][ T32] task:kworker/0:338 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.557281][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.557382][ T32] Call trace: [ 1332.568814][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.568986][ T32] r10:829187f4 r9:eb059d84 r8:00000002 r7:60000013 r6:eb059d8c r5:85254800 [ 1332.569080][ T32] r4:85254800 [ 1332.569144][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.569242][ T32] r5:85254800 r4:829187f0 [ 1332.569291][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.569399][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.569508][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1332.569561][ T32] r4:00000000 [ 1332.569608][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.569717][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.569815][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.569925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9180 [ 1332.569984][ T32] r4:00000000 [ 1332.570054][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.570183][ T32] r9:83018005 r8:85254800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1332.570245][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.570349][ T32] r5:00001000 r4:eaa0f000 [ 1332.570399][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.570494][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.571326][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.571770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.573593][ T32] 1d20: 858ba000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1332.574352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 11 printk messages dropped ** [ 1332.575524][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.576267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.577788][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.611436][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1332.611568][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1332.612048][ T32] r5:852db38c r4:852db000 ** 7 printk messages dropped ** [ 1332.612391][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.612587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1332.613543][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1332.614040][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1332.614518][ T32] r4:847da880 ** 1 printk messages dropped ** [ 1332.614676][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.614731][ T32] r4:00000001 [ 1332.614780][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.614871][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.614959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.615034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.615099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.615170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.615224][ T32] r4:8497f8c0 [ 1332.615272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.615337][ T32] INFO: task kworker/0:340:4508 blocked for more than 459 seconds. [ 1332.615416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.615478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.615542][ T32] task:kworker/0:340 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.615651][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.615752][ T32] Call trace: [ 1332.615829][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.615944][ T32] r10:829187f4 r9:eb051d84 r8:00000002 r7:60000013 r6:eb051d8c r5:84a3ec00 [ 1332.616001][ T32] r4:84a3ec00 [ 1332.616053][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.616154][ T32] r5:84a3ec00 r4:829187f0 [ 1332.616208][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.616299][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.616463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1332.616603][ T32] r4:00000000 [ 1332.616787][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.616972][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.617069][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.617200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530c300 [ 1332.617296][ T32] r4:00000000 [ 1332.617386][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.617507][ T32] r9:83018005 r8:84a3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1332.617566][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.617668][ T32] r5:00001000 r4:eaa85000 [ 1332.617724][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.617821][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.617925][ T32] r5:852db78c r4:852db400 [ 1332.617978][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.627726][ T32] r7:dddced40 r6:83018000 r5:852db78c r4:852a0e80 [ 1332.627822][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.627897][ T32] r10:61c88647 r9:84a3ec00 r8:852a0eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.627922][ T32] r4:852a0e80 [ 1332.627943][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.627990][ T32] r10:00000000 r9:852a0e80 r8:8027ed34 r7:eb055e60 r6:852a0f00 r5:84a3ec00 [ 1332.628036][ T32] r4:00000001 [ 1332.628372][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.628430][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1332.628461][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.629172][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.629589][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1332.629783][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1332.630279][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 9 printk messages dropped ** [ 1332.630624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.630911][ T32] task:kworker/0:341 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.631875][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.632589][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.633011][ T32] r5:852dbb8c r4:852db800 ** 6 printk messages dropped ** [ 1332.633241][ T32] r10:00000000 r9:852a0f80 r8:8027ed34 r7:eb055e60 r6:8530f000 r5:84a39800 ** 10 printk messages dropped ** [ 1332.633900][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.634521][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1332.634769][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1332.635317][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 10 printk messages dropped ** [ 1332.635857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.637924][ T32] r10:829187f4 r9:eb065d84 r8:00000002 r7:60000113 r6:eb065d8c r5:84a3d400 ** 4 printk messages dropped ** [ 1332.668687][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.669357][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.669411][ T32] r5:00001000 r4:eabe3000 [ 1332.669503][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.669550][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.669597][ T32] r5:852dc38c r4:852dc000 [ 1332.669619][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.669699][ T32] r7:dddced40 r6:83018000 r5:852dc38c r4:8530f080 [ 1332.669733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.669791][ T32] r10:61c88647 r9:84a3d400 r8:8530f0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.669846][ T32] r4:8530f080 [ 1332.669883][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.669929][ T32] r10:00000000 r9:8530f080 r8:8027ed34 r7:eb055e60 r6:8530f100 r5:84a3d400 [ 1332.670004][ T32] r4:00000001 [ 1332.670028][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.670066][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1332.670096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.670124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.670174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.670257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.670283][ T32] r4:8530c6c0 [ 1332.670776][ T32] INFO: task kworker/0:342:4512 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.670813][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.670890][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.670969][ T32] Call trace: [ 1332.671033][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.671085][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.671109][ T32] r4:00000000 [ 1332.671130][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.671167][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.671196][ T32] 1d20: 86733000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.671249][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.671278][ T32] 1d60: 80070013 ffffffff [ 1332.671326][ T32] r5:80070013 r4:80239bd0 [ 1332.671350][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.671391][ T32] r4:82ac11e4 [ 1332.671412][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.671454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.671478][ T32] r4:e0771dc0 [ 1332.671497][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.671537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.671558][ T32] r4:00000000 [ 1332.671654][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.671729][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.671779][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.671827][ T32] r5:00001000 r4:dfa99000 [ 1332.671875][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.671957][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.672004][ T32] r5:8501338c r4:85013000 [ 1332.672109][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.672229][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.672291][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.672345][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.672368][ T32] r4:847da880 [ 1332.672387][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.672431][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.672453][ T32] r4:00000001 [ 1332.672472][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.672506][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.672534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.672575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.672627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.672659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.672744][ T32] r4:8497f8c0 [ 1332.672770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.672823][ T32] INFO: task kworker/0:343:4513 blocked for more than 459 seconds. [ 1332.672866][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.672892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.672963][ T32] task:kworker/0:343 state:D stack:0 pid:4513 tgid:4513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.673074][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.673198][ T32] Call trace: [ 1332.673353][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.673403][ T32] r10:829187f4 r9:eaefdd84 r8:00000002 r7:60000113 r6:eaefdd8c r5:85246c00 [ 1332.673426][ T32] r4:85246c00 [ 1332.673445][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1332.673569][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.673658][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.673829][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.674043][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.674501][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) ** 7 printk messages dropped ** [ 1332.676117][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1332.707075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 9 printk messages dropped ** [ 1332.708134][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.709225][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 8 printk messages dropped ** [ 1332.709688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1332.710087][ T32] r10:829187f4 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:8484c800 [ 1332.710131][ T32] r4:8484c800 [ 1332.710168][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.710238][ T32] r5:8484c800 r4:829187f0 [ 1332.710275][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.710341][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.710415][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1332.710457][ T32] r4:00000000 [ 1332.710491][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.710554][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.710619][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.710688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530c900 [ 1332.710741][ T32] r4:00000000 [ 1332.710795][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.710887][ T32] r9:83018005 r8:8484c800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1332.710944][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.711031][ T32] r5:00001000 r4:eac19000 [ 1332.711071][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.711143][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.711213][ T32] r5:852dc78c r4:852dc400 [ 1332.711249][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.711321][ T32] r7:dddced40 r6:83018000 r5:852dc78c r4:8530f280 [ 1332.711359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.711431][ T32] r10:61c88647 r9:8484c800 r8:8530f2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.711469][ T32] r4:8530f280 [ 1332.711503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.711575][ T32] r10:00000000 r9:8530f280 r8:8027ed34 r7:eaefde60 r6:8530f300 r5:8484c800 [ 1332.711613][ T32] r4:00000001 [ 1332.711650][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.711709][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1332.711767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.711816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.711871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.712149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.712198][ T32] r4:8530c680 [ 1332.712909][ T32] INFO: task kworker/0:344:4516 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.712968][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.713092][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.713181][ T32] Call trace: [ 1332.713233][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.713313][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 2 printk messages dropped ** [ 1332.713457][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1332.713994][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1332.714277][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.714729][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1332.715092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.715690][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.716028][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.716153][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1332.717820][ T32] r7:dddced40 r6:83018000 r5:852dcb8c r4:8530f380 ** 5 printk messages dropped ** [ 1332.751308][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.751698][ T32] r4:8530c9c0 ** 5 printk messages dropped ** [ 1332.752579][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 12 printk messages dropped ** [ 1332.753124][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1332.753554][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1332.753841][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 2 printk messages dropped ** [ 1332.753958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.753986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.754031][ T32] r4:8497f8c0 [ 1332.754055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.754084][ T32] INFO: task kworker/0:346:4520 blocked for more than 459 seconds. [ 1332.754141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.754188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.754214][ T32] task:kworker/0:346 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.754310][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.754397][ T32] Call trace: [ 1332.754431][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.754478][ T32] r10:829187f4 r9:eb075d84 r8:00000002 r7:60000113 r6:eb075d8c r5:848d8000 [ 1332.754505][ T32] r4:848d8000 [ 1332.754527][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.754588][ T32] r5:848d8000 r4:829187f0 [ 1332.754612][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.754652][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.754726][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 1332.754764][ T32] r4:00000000 [ 1332.754785][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.754826][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.754866][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.754906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530cd80 [ 1332.754955][ T32] r4:00000000 [ 1332.754982][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.755029][ T32] r9:83018005 r8:848d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1332.755073][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.755119][ T32] r5:00001000 r4:eaca5000 [ 1332.755138][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.755175][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.755239][ T32] r5:852dd38c r4:852dd000 [ 1332.755262][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.755308][ T32] r7:dddced40 r6:83018000 r5:852dd38c r4:8530f480 [ 1332.755328][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.755399][ T32] r10:61c88647 r9:848d8000 r8:8530f4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.755425][ T32] r4:8530f480 [ 1332.755443][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.755518][ T32] r10:00000000 r9:8530f480 r8:8027ed34 r7:eaefde60 r6:8530f500 r5:848d8000 [ 1332.755546][ T32] r4:00000001 [ 1332.755565][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.755598][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1332.755623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.755650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.755694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.755733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.755756][ T32] r4:8530ca00 [ 1332.756039][ T32] INFO: task kworker/0:346:4520 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1332.756222][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.756282][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.756354][ T32] Call trace: [ 1332.756925][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.757551][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.757580][ T32] r4:00000000 [ 1332.757601][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.757639][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.757669][ T32] 1d20: 875d5000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.757697][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1332.770441][ T32] r4:e0771dc0 ** 3 printk messages dropped ** [ 1332.770577][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1332.771256][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.771787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.772315][ T32] r5:848d8c00 r4:829187f0 [ 1332.772341][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.772701][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1332.773307][ T32] r10:61c88647 r9:848d8c00 r8:8530f5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.773754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1332.774947][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 4 printk messages dropped ** [ 1332.775204][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.775250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.775272][ T32] r4:e0771dc0 [ 1332.775290][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.775329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.775423][ T32] r4:00000000 [ 1332.775446][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.775492][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.775543][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.775590][ T32] r5:00001000 r4:dfa99000 [ 1332.775610][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.775647][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.775709][ T32] r5:8501338c r4:85013000 [ 1332.775741][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.775787][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.775807][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.775854][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.775876][ T32] r4:847da880 [ 1332.775895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.775938][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.775977][ T32] r4:00000001 [ 1332.776001][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.776912][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.776945][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.776975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.777292][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.777705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.777912][ T32] r4:8497f8c0 [ 1332.777936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.778163][ T32] INFO: task kworker/0:348:4525 blocked for more than 459 seconds. ** 2 printk messages dropped ** [ 1332.801175][ T32] task:kworker/0:348 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.801464][ T32] r5:848d9800 r4:829187f0 ** 1 printk messages dropped ** [ 1332.801536][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.801863][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.802278][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1332.803540][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.803645][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.803750][ T32] Call trace: [ 1332.803786][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.803848][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1332.803877][ T32] r4:00000000 [ 1332.803896][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.803935][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1332.803968][ T32] 1d20: 87a85000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1332.803998][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1332.804022][ T32] 1d60: 80070013 ffffffff [ 1332.804058][ T32] r5:80070013 r4:80239bd0 [ 1332.804106][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.804150][ T32] r4:82ac11e4 [ 1332.804170][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.804251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1332.804303][ T32] r4:e0771dc0 [ 1332.804325][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.804366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.804388][ T32] r4:00000000 [ 1332.804430][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.804478][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.804502][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.804543][ T32] r5:00001000 r4:dfa99000 [ 1332.804585][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.804627][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.804691][ T32] r5:8501338c r4:85013000 [ 1332.804713][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.804791][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.804816][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.804866][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.804891][ T32] r4:847da880 [ 1332.804936][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.804984][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.805006][ T32] r4:00000001 [ 1332.805025][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.805059][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.805084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.805111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.805138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.805391][ T32] task:kworker/0:349 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.805685][ T32] r5:848da400 r4:829187f0 ** 1 printk messages dropped ** [ 1332.805754][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.806151][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.829906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1332.831563][ T32] INFO: task kworker/0:349:4526 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 12 printk messages dropped ** [ 1332.833552][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1332.835147][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1332.836172][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.837477][ T32] task:kworker/0:350 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.868800][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.869142][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.869638][ T32] r4:8530f880 ** 5 printk messages dropped ** [ 1332.870105][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.871650][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.871932][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1332.872596][ T32] r5:00001000 r4:dfa99000 [ 1332.872626][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.872733][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.872780][ T32] r5:8501338c r4:85013000 [ 1332.872921][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.872977][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.872999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.873043][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.873065][ T32] r4:847da880 [ 1332.873084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.873128][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1332.873149][ T32] r4:00000001 [ 1332.873168][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.873203][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1332.873327][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.873396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.873426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.873582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.874134][ T32] r4:8497f8c0 [ 1332.874226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.874259][ T32] INFO: task kworker/0:351:4531 blocked for more than 459 seconds. [ 1332.874344][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.874373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.874395][ T32] task:kworker/0:351 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.874591][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.874742][ T32] Call trace: [ 1332.875160][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.875343][ T32] r10:829187f4 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:848dbc00 [ 1332.875370][ T32] r4:848dbc00 [ 1332.875569][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.875648][ T32] r5:848dbc00 r4:829187f0 [ 1332.875730][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.875778][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.875825][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 1332.875864][ T32] r4:00000000 [ 1332.875962][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.876005][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1332.876043][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1332.876230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325540 [ 1332.876560][ T32] r4:00000000 [ 1332.877104][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.877153][ T32] r9:83018005 r8:848dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1332.877267][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.877457][ T32] r5:00001000 r4:eb0b1000 [ 1332.877479][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.877910][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.877956][ T32] r5:852deb8c r4:852de800 [ 1332.877976][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.878022][ T32] r7:dddced40 r6:83018000 r5:852deb8c r4:8530f980 [ 1332.878043][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.878195][ T32] r10:61c88647 r9:848dbc00 r8:8530f9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.908519][ T32] r4:8530f980 [ 1332.908562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1332.908754][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.910538][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1332.911625][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1332.912047][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1332.913221][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1332.914153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.915274][ T32] r10:829187f4 r9:eb091d84 r8:00000002 r7:60000013 r6:eb091d8c r5:848dc800 ** 4 printk messages dropped ** [ 1332.915514][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1332.916182][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1332.917685][ T32] r4:8530fa80 ** 6 printk messages dropped ** [ 1332.918039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.950450][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1332.950998][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1332.951855][ T32] r5:00001000 r4:dfa99000 ** 5 printk messages dropped ** [ 1332.952532][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.953263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1332.954749][ T32] r4:848dd400 ** 1 printk messages dropped ** [ 1332.954912][ T32] r5:848dd400 r4:829187f0 ** 3 printk messages dropped ** [ 1332.955169][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.955422][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.957483][ T32] r5:852def8c r4:852dec00 ** 5 printk messages dropped ** [ 1332.957924][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1332.982455][ T32] INFO: task kworker/0:353:4535 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 13 printk messages dropped ** [ 1332.985114][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.985898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1332.986450][ T32] r4:00000000 [ 1332.986475][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1332.986939][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.986969][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.987013][ T32] r5:00001000 r4:dfa99000 [ 1332.987308][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1332.987427][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.987700][ T32] r5:8501338c r4:85013000 [ 1332.987938][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.987991][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1332.988013][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.002924][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.003269][ T32] r4:847da880 [ 1333.003302][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.003635][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.003663][ T32] r4:00000001 [ 1333.003683][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.003819][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.003933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.004159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.004802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.004837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.004865][ T32] r4:8497f8c0 [ 1333.004901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.004936][ T32] INFO: task kworker/0:354:4536 blocked for more than 459 seconds. [ 1333.005307][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.005339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.005363][ T32] task:kworker/0:354 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.005420][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.005619][ T32] Call trace: [ 1333.006082][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.006170][ T32] r10:829187f4 r9:eb0d5d84 r8:00000002 r7:60000013 r6:eb0d5d8c r5:85255400 [ 1333.006245][ T32] r4:85255400 [ 1333.006268][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.006535][ T32] r5:85255400 r4:829187f0 [ 1333.006780][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.006854][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.006903][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 1333.006953][ T32] r4:00000000 [ 1333.007391][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.007437][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.007477][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.007517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325800 [ 1333.007670][ T32] r4:00000000 [ 1333.007694][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.007747][ T32] r9:83018005 r8:85255400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1333.007927][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.008154][ T32] r5:00001000 r4:eb0c9000 [ 1333.041831][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.041946][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.042000][ T32] r5:852df38c r4:852df000 [ 1333.042023][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.042072][ T32] r7:dddced40 r6:83018000 r5:852df38c r4:8530fc80 [ 1333.042101][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.042149][ T32] r10:61c88647 r9:85255400 r8:8530fcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.042190][ T32] r4:8530fc80 [ 1333.042502][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.042710][ T32] r10:00000000 r9:8530fc80 r8:8027ed34 r7:eb0b5e60 r6:852c1680 r5:85255400 [ 1333.042746][ T32] r4:00000001 [ 1333.042799][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.042842][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) [ 1333.042877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.042906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.042957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.043031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.043057][ T32] r4:85325440 [ 1333.043555][ T32] INFO: task kworker/0:354:4536 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 6 printk messages dropped ** [ 1333.044533][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1333.045516][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.045844][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.046954][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.047419][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.058694][ T32] r5:85256000 r4:829187f0 ** 3 printk messages dropped ** [ 1333.058943][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.059139][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1333.059547][ T32] r4:8530fd00 ** 5 printk messages dropped ** [ 1333.060369][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.062123][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1333.063588][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1333.064114][ T32] r4:00000000 [ 1333.064133][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.064180][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.064203][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.064340][ T32] r5:00001000 r4:dfa99000 [ 1333.064897][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.064945][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.065488][ T32] r5:8501338c r4:85013000 [ 1333.065710][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.065901][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.065926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.066506][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.066533][ T32] r4:847da880 [ 1333.066554][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.066769][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.066796][ T32] r4:00000001 [ 1333.066855][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.066910][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.067061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.067105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.067134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.067162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.067279][ T32] r4:8497f8c0 [ 1333.067303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.067348][ T32] INFO: task kworker/0:356:4541 blocked for more than 459 seconds. [ 1333.067645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.067677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.067700][ T32] task:kworker/0:356 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.067949][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.067994][ T32] Call trace: [ 1333.068024][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.068069][ T32] r10:829187f4 r9:eb0cdd84 r8:00000002 r7:60000113 r6:eb0cdd8c r5:848de000 [ 1333.068172][ T32] r4:848de000 [ 1333.102515][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.102607][ T32] r5:848de000 r4:829187f0 [ 1333.102671][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.102722][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.102910][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [ 1333.103162][ T32] r4:00000000 [ 1333.103187][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.103227][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.103286][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.103387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325a40 [ 1333.103413][ T32] r4:00000000 [ 1333.103597][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.103649][ T32] r9:83018005 r8:848de000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1333.103672][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.103718][ T32] r5:00001000 r4:eb0e5000 [ 1333.103745][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.103979][ T32] r7:dddced40 r6:83018000 r5:852dfb8c r4:8530fd80 ** 10 printk messages dropped ** [ 1333.104565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.107495][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1333.120755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 10 printk messages dropped ** [ 1333.121385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1333.122591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1333.123287][ T32] r10:829187f4 r9:eb0c1d84 r8:00000002 r7:60000113 r6:eb0c1d8c r5:848dec00 ** 4 printk messages dropped ** [ 1333.123562][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.124110][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.125929][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.126539][ T32] r4:85325700 ** 4 printk messages dropped ** [ 1333.127996][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1333.146510][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1333.147239][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1333.147856][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1333.155447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1333.156073][ T32] r4:84878000 ** 1 printk messages dropped ** [ 1333.156153][ T32] r5:84878000 r4:829187f0 [ 1333.156174][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.156317][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.156369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1333.156393][ T32] r4:00000000 [ 1333.156478][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.156522][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.156910][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.156960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325c00 [ 1333.156983][ T32] r4:00000000 [ 1333.157003][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.157163][ T32] r9:83018005 r8:84878000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1333.157414][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.157791][ T32] r5:00001000 r4:eb0f5000 [ 1333.157818][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.157860][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.157901][ T32] r5:852dff8c r4:852dfc00 [ 1333.157982][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.158139][ T32] r7:dddced40 r6:83018000 r5:852dff8c r4:8530ff80 [ 1333.172478][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.172791][ T32] r10:61c88647 r9:84878000 r8:8530ffac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.172823][ T32] r4:8530ff80 [ 1333.172935][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.173048][ T32] r10:00000000 r9:8530ff80 r8:8027ed34 r7:eb0c1e60 r6:85338000 r5:84878000 [ 1333.173308][ T32] r4:00000001 [ 1333.173901][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.173945][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1333.174293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.174390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.174421][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.174647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.174708][ T32] r4:85325b40 [ 1333.175263][ T32] INFO: task kworker/0:358:4544 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.175308][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.175403][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.175457][ T32] Call trace: [ 1333.175489][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.175728][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.175879][ T32] r4:00000000 [ 1333.175904][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.175945][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.176100][ T32] 1d20: 8b38b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.176190][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.176365][ T32] 1d60: 80070013 ffffffff [ 1333.176419][ T32] r5:80070013 r4:80239bd0 [ 1333.176441][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.176483][ T32] r4:82ac11e4 [ 1333.176504][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.176564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.176600][ T32] r4:e0771dc0 [ 1333.176641][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.176736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.176907][ T32] r4:00000000 [ 1333.176932][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.177055][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.177081][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.177130][ T32] r5:00001000 r4:dfa99000 [ 1333.177155][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.177262][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.177308][ T32] r5:8501338c r4:85013000 [ 1333.177329][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.177776][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.177803][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.177875][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.177901][ T32] r4:847da880 [ 1333.178041][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.178242][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.199032][ T32] r4:00000001 [ 1333.199078][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.199151][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.199184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.199214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.199241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.199271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.199295][ T32] r4:8497f8c0 [ 1333.199319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.199363][ T32] INFO: task kworker/0:359:4546 blocked for more than 459 seconds. [ 1333.199400][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.199426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.199449][ T32] task:kworker/0:359 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.199505][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.199647][ T32] Call trace: [ 1333.199690][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.199750][ T32] r10:829187f4 r9:eb105d84 r8:00000002 r7:60000113 r6:eb105d8c r5:84878c00 [ 1333.199910][ T32] r4:84878c00 [ 1333.200168][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.200215][ T32] r5:84878c00 r4:829187f0 [ 1333.200251][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.200409][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.200459][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1333.200660][ T32] r4:00000000 [ 1333.200705][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.200932][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.200978][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1333.201406][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1333.202258][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.202824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.204825][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1333.205885][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.206463][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1333.207218][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1333.207756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.229649][ T32] r10:829187f4 r9:eb111d84 r8:00000002 r7:60000013 r6:eb111d8c r5:84879800 ** 2 printk messages dropped ** [ 1333.229803][ T32] r5:84879800 r4:829187f0 ** 5 printk messages dropped ** [ 1333.230231][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.231020][ T32] r5:852e4f8c r4:852e4c00 ** 6 printk messages dropped ** [ 1333.231473][ T32] r10:00000000 r9:85338180 r8:8027ed34 r7:eb105e60 r6:85338200 r5:84879800 ** 8 printk messages dropped ** [ 1333.232945][ T32] INFO: task kworker/0:360:4549 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 13 printk messages dropped ** [ 1333.233981][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.234314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1333.235088][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 8 printk messages dropped ** [ 1333.235602][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.235936][ T32] INFO: task kworker/0:361:4550 blocked for more than 459 seconds. [ 1333.236011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.236058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.236099][ T32] task:kworker/0:361 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.236191][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.236270][ T32] Call trace: [ 1333.236403][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.236582][ T32] r10:829187f4 r9:eb0f9d84 r8:00000002 r7:60000113 r6:eb0f9d8c r5:8487a400 [ 1333.236669][ T32] r4:8487a400 [ 1333.236717][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.236944][ T32] r5:8487a400 r4:829187f0 [ 1333.237021][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.237117][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.237427][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 1333.237510][ T32] r4:00000000 [ 1333.237586][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.237671][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.237733][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.237804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530cf80 [ 1333.237894][ T32] r4:00000000 [ 1333.237949][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.238047][ T32] r9:83018005 r8:8487a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1333.238165][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.262164][ T32] r5:00001000 r4:eb119000 [ 1333.262219][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.262294][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.262343][ T32] r5:852e4b8c r4:852e4800 [ 1333.262363][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.262410][ T32] r7:dddced40 r6:83018000 r5:852e4b8c r4:85338280 [ 1333.262447][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.262575][ T32] r10:61c88647 r9:8487a400 r8:853382ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.262643][ T32] r4:85338280 [ 1333.262712][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.262824][ T32] r10:00000000 r9:85338280 r8:8027ed34 r7:eb111e60 r6:85338300 r5:8487a400 [ 1333.262891][ T32] r4:00000001 [ 1333.262994][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.263081][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 1333.263156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.263227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.263297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.263365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.263420][ T32] r4:85325f40 [ 1333.264179][ T32] INFO: task kworker/0:361:4550 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.264243][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.264415][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.264551][ T32] Call trace: [ 1333.264676][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.264787][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.264849][ T32] r4:00000000 [ 1333.264903][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.265011][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.265148][ T32] 1d20: 8c083000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.265222][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.265283][ T32] 1d60: 80070013 ffffffff [ 1333.265360][ T32] r5:80070013 r4:80239bd0 [ 1333.265427][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1333.266032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1333.266397][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 6 printk messages dropped ** [ 1333.266774][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.267363][ T32] task:kworker/0:362 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.267801][ T32] r5:8487b000 r4:829187f0 ** 3 printk messages dropped ** [ 1333.267973][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.285107][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.285905][ T32] r4:85338380 ** 5 printk messages dropped ** [ 1333.286437][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.304243][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.305103][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1333.305642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 8 printk messages dropped ** [ 1333.306416][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.307464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.307749][ T32] INFO: task kworker/0:363:4554 blocked for more than 459 seconds. [ 1333.307825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.307895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.307957][ T32] task:kworker/0:363 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.320003][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.320266][ T32] Call trace: [ 1333.320364][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.320477][ T32] r10:829187f4 r9:eb141d84 r8:00000002 r7:60000113 r6:eb141d8c r5:8487bc00 [ 1333.320518][ T32] r4:8487bc00 [ 1333.320539][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.320580][ T32] r5:8487bc00 r4:829187f0 [ 1333.320599][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.320640][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.320683][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1333.320705][ T32] r4:00000000 [ 1333.320723][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.320759][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.320797][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.320858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d800 [ 1333.320976][ T32] r4:00000000 [ 1333.321006][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.321055][ T32] r9:83018005 r8:8487bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.321076][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.321117][ T32] r5:00001000 r4:eb155000 [ 1333.321137][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.321178][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.321219][ T32] r5:852e5f8c r4:852e5c00 [ 1333.321282][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.321332][ T32] r7:dddced40 r6:83018000 r5:852e5f8c r4:85338480 [ 1333.321353][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.321397][ T32] r10:61c88647 r9:8487bc00 r8:853384ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.321418][ T32] r4:85338480 [ 1333.321437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.321566][ T32] r10:00000000 r9:85338480 r8:8027ed34 r7:eb11de60 r6:85338500 r5:8487bc00 [ 1333.321630][ T32] r4:00000001 [ 1333.321705][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.321794][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1333.321860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.321938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.322025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.322112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.322170][ T32] r4:8533d100 [ 1333.323067][ T32] INFO: task kworker/0:363:4554 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.323187][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.323409][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.323537][ T32] Call trace: [ 1333.323615][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.323668][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.323706][ T32] r4:00000000 [ 1333.323730][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.323791][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.323844][ T32] 1d20: 8c4a8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.323896][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.323948][ T32] 1d60: 80070013 ffffffff [ 1333.323977][ T32] r5:80070013 r4:80239bd0 [ 1333.324007][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1333.324211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 10 printk messages dropped ** [ 1333.324782][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.325627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1333.326830][ T32] r4:8487c800 ** 1 printk messages dropped ** [ 1333.327009][ T32] r5:8487c800 r4:829187f0 ** 3 printk messages dropped ** [ 1333.327309][ T32] r4:00000000 [ 1333.327356][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.327449][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.327546][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.327641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d3c0 [ 1333.327694][ T32] r4:00000000 [ 1333.327745][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.327844][ T32] r9:83018005 r8:8487c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1333.327891][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.327993][ T32] r5:00001000 r4:eb13d000 [ 1333.328036][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.348973][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.350178][ T32] r4:85338580 ** 5 printk messages dropped ** [ 1333.351200][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.356421][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1333.357233][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1333.357599][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1333.389634][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1333.390152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.390854][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.391468][ T32] r5:8487d400 r4:829187f0 [ 1333.391537][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.392062][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.392604][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.393039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.393986][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.394256][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1333.395086][ T32] r5:00001000 r4:dfa99000 ** 5 printk messages dropped ** [ 1333.395609][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1333.396305][ T32] INFO: task kworker/0:366:4560 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.396681][ T32] r5:8487e000 r4:829187f0 [ 1333.396699][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.396781][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.396845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1333.396869][ T32] r4:00000000 [ 1333.396887][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.396929][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.396979][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.397065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d940 [ 1333.397092][ T32] r4:00000000 [ 1333.397111][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.397155][ T32] r9:83018005 r8:8487e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1333.397176][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.397215][ T32] r5:00001000 r4:eb169000 [ 1333.397233][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.397270][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.397329][ T32] r5:852e638c r4:852e6000 [ 1333.397351][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.397521][ T32] r7:dddced40 r6:83018000 r5:852e638c r4:85338780 [ 1333.397545][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.397715][ T32] r10:61c88647 r9:8487e000 r8:853387ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.397740][ T32] r4:85338780 [ 1333.397759][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.397820][ T32] r10:00000000 r9:85338780 r8:8027ed34 r7:eb141e60 r6:85338800 r5:8487e000 [ 1333.397845][ T32] r4:00000001 [ 1333.397864][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.397898][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1333.397929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.397956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.398050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.428743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.428928][ T32] r4:8533d680 [ 1333.429737][ T32] INFO: task kworker/0:366:4560 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.429808][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.429900][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.429968][ T32] Call trace: [ 1333.430036][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.430094][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.430138][ T32] r4:00000000 [ 1333.430181][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.430226][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.430277][ T32] 1d20: 8d007000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.430330][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.430377][ T32] 1d60: 80070013 ffffffff [ 1333.430403][ T32] r5:80070013 r4:80239bd0 [ 1333.430423][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.430465][ T32] r4:82ac11e4 [ 1333.430494][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.430540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.430563][ T32] r4:e0771dc0 [ 1333.430581][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.430622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.430643][ T32] r4:00000000 [ 1333.430661][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.430705][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.430742][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.430788][ T32] r5:00001000 r4:dfa99000 [ 1333.430808][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.430867][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.430925][ T32] r5:8501338c r4:85013000 [ 1333.430996][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.431062][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.431088][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.431158][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.431221][ T32] r4:847da880 [ 1333.431244][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.431291][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.431397][ T32] r4:00000001 [ 1333.431424][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1333.431484][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.431984][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.432307][ T32] r5:84af0000 r4:829187f0 [ 1333.432374][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.432603][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.433379][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.434405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.434481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.434541][ T32] r4:8533da80 [ 1333.435133][ T32] INFO: task kworker/0:367:4562 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.435223][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.435377][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.435479][ T32] Call trace: [ 1333.435565][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.435674][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.435734][ T32] r4:00000000 [ 1333.435825][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.435923][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.435998][ T32] 1d20: 8d007000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.436113][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.436191][ T32] 1d60: 80070013 ffffffff [ 1333.436250][ T32] r5:80070013 r4:80239bd0 [ 1333.436294][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.436387][ T32] r4:82ac11e4 [ 1333.436437][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.436526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.436610][ T32] r4:e0771dc0 [ 1333.436668][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.436799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.436856][ T32] r4:00000000 [ 1333.436925][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.437030][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.437082][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.437182][ T32] r5:00001000 r4:dfa99000 [ 1333.437230][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.437314][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.437450][ T32] r5:8501338c r4:85013000 [ 1333.437505][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.437628][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.437690][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.437803][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.437859][ T32] r4:847da880 [ 1333.437918][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.438042][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.464141][ T32] r4:00000001 [ 1333.464234][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.464299][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.464357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.464390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.464432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.464528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1333.464903][ T32] task:kworker/0:368 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.465622][ T32] r5:84af1800 r4:829187f0 [ 1333.465676][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.466143][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.467071][ T32] r5:852e6f8c r4:852e6c00 ** 5 printk messages dropped ** [ 1333.467251][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1333.468121][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.479530][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1333.479893][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 11 printk messages dropped ** [ 1333.480851][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1333.481401][ T32] INFO: task kworker/1:355:4566 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.482105][ T32] r5:84af0c00 r4:829187f0 [ 1333.482142][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.482634][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.483371][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.484363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.485953][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.487241][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1333.487707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1333.518734][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 9 printk messages dropped ** [ 1333.519143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.519179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.519210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.519244][ T32] r4:8497f8c0 [ 1333.519271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.519301][ T32] INFO: task kworker/1:356:4568 blocked for more than 460 seconds. [ 1333.519344][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.519394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.519419][ T32] task:kworker/1:356 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.519476][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.519521][ T32] Call trace: [ 1333.519577][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.519629][ T32] r10:829187f4 r9:eb1a1d84 r8:00000002 r7:60000113 r6:eb1a1d8c r5:84af2400 [ 1333.519672][ T32] r4:84af2400 [ 1333.519715][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.519758][ T32] r5:84af2400 r4:829187f0 [ 1333.519778][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.519817][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.519881][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1333.519933][ T32] r4:00000000 [ 1333.519954][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.519992][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.520031][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.520093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d980 [ 1333.520139][ T32] r4:00000000 [ 1333.520167][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.520237][ T32] r9:83018205 r8:84af2400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1333.520282][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.520351][ T32] r5:00001000 r4:e06df000 [ 1333.520377][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.520416][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.520456][ T32] r5:852f0b8c r4:852f0800 [ 1333.520476][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.520518][ T32] r7:ddde2d40 r6:83018200 r5:852f0b8c r4:852c1800 [ 1333.520538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.520602][ T32] r10:61c88647 r9:84af2400 r8:852c182c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.520628][ T32] r4:852c1800 [ 1333.520650][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.520694][ T32] r10:00000000 r9:852c1800 r8:8027ed34 r7:eb199e60 r6:852c1880 r5:84af2400 [ 1333.520715][ T32] r4:00000001 [ 1333.520735][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.520781][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1333.520811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.520838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.520864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.520892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.520929][ T32] r4:8534b000 [ 1333.521434][ T32] INFO: task kworker/1:356:4568 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.521479][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.521588][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.521661][ T32] Call trace: [ 1333.521701][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.521753][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.521777][ T32] r4:00000000 [ 1333.521797][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.521857][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.521890][ T32] 1d20: 8dba7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.521928][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.521954][ T32] 1d60: 80070013 ffffffff [ 1333.521986][ T32] r5:80070013 r4:80239bd0 [ 1333.522030][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.522086][ T32] r4:82ac11e4 [ 1333.522109][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.522174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.522201][ T32] r4:e0771dc0 [ 1333.522240][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.522293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.522325][ T32] r4:00000000 [ 1333.522368][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.522438][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.522463][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.522507][ T32] r5:00001000 r4:dfa99000 [ 1333.522526][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.522578][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.522623][ T32] r5:8501338c r4:85013000 [ 1333.522643][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.522710][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.522735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.523102][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.523598][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.523721][ T32] r5:85250c00 r4:829187f0 ** 3 printk messages dropped ** [ 1333.523868][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.524269][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.524761][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.525773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.527356][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1333.560274][ T32] r4:e0771dc0 ** 7 printk messages dropped ** [ 1333.560917][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.561512][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 10 printk messages dropped ** [ 1333.562257][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.562959][ T32] r5:8524e000 r4:829187f0 [ 1333.563012][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.563460][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1333.564379][ T32] r7:dddced40 r6:83018000 r5:852e738c r4:85338b80 ** 3 printk messages dropped ** [ 1333.564593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.564688][ T32] r10:00000000 r9:85338b80 r8:8027ed34 r7:eb181e60 r6:852c1980 r5:8524e000 [ 1333.564758][ T32] r4:00000001 [ 1333.564822][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.564891][ T32] Exception stack(0xead65fb0 to 0xead65ff8) [ 1333.564948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.565004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.565105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.565172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.565215][ T32] r4:8534d080 [ 1333.566034][ T32] INFO: task kworker/0:370:4572 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.566128][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.566273][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.566395][ T32] Call trace: [ 1333.566500][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.566647][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.566716][ T32] r4:00000000 [ 1333.566763][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.566861][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.567016][ T32] 1d20: 8deae000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.567077][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.567169][ T32] 1d60: 80070013 ffffffff [ 1333.567246][ T32] r5:80070013 r4:80239bd0 [ 1333.567294][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.567375][ T32] r4:82ac11e4 [ 1333.567416][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.567496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.567542][ T32] r4:e0771dc0 [ 1333.567580][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.567661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.567708][ T32] r4:00000000 [ 1333.567748][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.567831][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.567876][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.567960][ T32] r5:00001000 r4:dfa99000 [ 1333.568013][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.588855][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.588953][ T32] r5:8501338c r4:85013000 [ 1333.588977][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.589025][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.589047][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.589139][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.589194][ T32] r4:847da880 [ 1333.589300][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.589357][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.589380][ T32] r4:00000001 [ 1333.589399][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.589530][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.589564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.589592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.589618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.589717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.589745][ T32] r4:8497f8c0 [ 1333.589793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.589882][ T32] INFO: task kworker/0:371:4574 blocked for more than 460 seconds. [ 1333.589935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.590040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.590066][ T32] task:kworker/0:371 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.590135][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.590184][ T32] Call trace: [ 1333.590225][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.590275][ T32] r10:829187f4 r9:eae75d84 r8:00000002 r7:60000113 r6:eae75d8c r5:85256c00 [ 1333.590302][ T32] r4:85256c00 [ 1333.590322][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.590362][ T32] r5:85256c00 r4:829187f0 [ 1333.590381][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.590419][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.590462][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1333.590483][ T32] r4:00000000 [ 1333.590501][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.590539][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.590576][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.590616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534dac0 [ 1333.590651][ T32] r4:00000000 [ 1333.590674][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.590721][ T32] r9:83018005 r8:85256c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.590790][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.590835][ T32] r5:00001000 r4:e06ff000 [ 1333.590912][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.590968][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.591060][ T32] r5:852f0f8c r4:852f0c00 [ 1333.591133][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.591181][ T32] r7:dddced40 r6:83018000 r5:852f0f8c r4:85338c00 [ 1333.591230][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.591485][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.591618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.592687][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1333.593365][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.593926][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1333.594384][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.594966][ T32] task:kworker/0:372 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.595443][ T32] r5:853c8000 r4:829187f0 ** 3 printk messages dropped ** [ 1333.595597][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.595708][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.595750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d2c0 [ 1333.595772][ T32] r4:00000000 [ 1333.595790][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.595831][ T32] r9:83018005 r8:853c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1333.595863][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.595935][ T32] r5:00001000 r4:dfae5000 [ 1333.595982][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.596047][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.596091][ T32] r5:852e778c r4:852e7400 [ 1333.596111][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.596154][ T32] r7:dddced40 r6:83018000 r5:852e778c r4:85338c80 [ 1333.596175][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.596271][ T32] r10:61c88647 r9:853c8000 r8:85338cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.596296][ T32] r4:85338c80 [ 1333.596396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.596442][ T32] r10:00000000 r9:85338c80 r8:8027ed34 r7:eae75e60 r6:852c1a80 r5:853c8000 [ 1333.596465][ T32] r4:00000001 [ 1333.596484][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.596517][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.596543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.596570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.596595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.596625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.596754][ T32] r4:8534d200 [ 1333.597158][ T32] INFO: task kworker/0:372:4575 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.597206][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.597352][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.597459][ T32] Call trace: [ 1333.597517][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.597594][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.597668][ T32] r4:00000000 [ 1333.597692][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.597778][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.597864][ T32] 1d20: 8e043000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.597898][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.597921][ T32] 1d60: 80070013 ffffffff [ 1333.597944][ T32] r5:80070013 r4:80239bd0 [ 1333.597964][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.598052][ T32] r4:82ac11e4 [ 1333.619889][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.619984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.620025][ T32] r4:e0771dc0 [ 1333.620051][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.620097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 2 printk messages dropped ** [ 1333.620222][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1333.621018][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1333.621361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.622158][ T32] r5:853c9800 r4:829187f0 [ 1333.622178][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.622267][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 ** 8 printk messages dropped ** [ 1333.622589][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.623061][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1333.623828][ T32] INFO: task kworker/0:373:4577 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 16 printk messages dropped ** [ 1333.624913][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1333.625110][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1333.625623][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1333.625912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.626758][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.626923][ T32] r5:853ca400 r4:829187f0 ** 5 printk messages dropped ** [ 1333.627151][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1333.627540][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.648782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.649765][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1333.650159][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1333.650231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.650253][ T32] r4:00000000 [ 1333.650317][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.650390][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.650416][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.650459][ T32] r5:00001000 r4:dfa99000 [ 1333.650478][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.650517][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.650557][ T32] r5:8501338c r4:85013000 [ 1333.650590][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.650640][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.650675][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.650810][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.650880][ T32] r4:847da880 [ 1333.650950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.651000][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.651095][ T32] r4:00000001 [ 1333.651119][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.651178][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.651211][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.651239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.651264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.651292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.651314][ T32] r4:8497f8c0 [ 1333.651335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.651360][ T32] INFO: task kworker/0:375:4582 blocked for more than 460 seconds. [ 1333.651416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.651454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.651517][ T32] task:kworker/0:375 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.651620][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.651701][ T32] Call trace: [ 1333.651803][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.651849][ T32] r10:829187f4 r9:eaf8dd84 r8:00000002 r7:60000113 r6:eaf8dd8c r5:853c8c00 [ 1333.651870][ T32] r4:853c8c00 [ 1333.651889][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.651927][ T32] r5:853c8c00 r4:829187f0 [ 1333.651970][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.652014][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.652103][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 1333.652129][ T32] r4:00000000 [ 1333.652214][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.652256][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.652292][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.652331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d640 [ 1333.652355][ T32] r4:00000000 [ 1333.652396][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.652453][ T32] r9:83018005 r8:853c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1333.652478][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.652518][ T32] r5:00001000 r4:e0447000 [ 1333.652577][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.652661][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.652707][ T32] r5:852f038c r4:852f0000 [ 1333.652726][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.652767][ T32] r7:dddced40 r6:83018000 r5:852f038c r4:85338e00 [ 1333.652787][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.652831][ T32] r10:61c88647 r9:853c8c00 r8:85338e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.652853][ T32] r4:85338e00 [ 1333.652910][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.652956][ T32] r10:00000000 r9:85338e00 r8:8027ed34 r7:eae75e60 r6:852c1c00 r5:853c8c00 [ 1333.652979][ T32] r4:00000001 [ 1333.653000][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.653034][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1333.653061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.653089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.653114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.653162][ T32] r4:8534d6c0 ** 4 printk messages dropped ** [ 1333.653732][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1333.654227][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1333.654428][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1333.655067][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1333.655628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.655996][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.656330][ T32] r5:853cc800 r4:829187f0 ** 1 printk messages dropped ** [ 1333.656420][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.656815][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.657312][ T32] Exception stack(0xeafa1fb0 to 0xeafa1ff8) ** 5 printk messages dropped ** [ 1333.657850][ T32] INFO: task kworker/0:376:4584 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 13 printk messages dropped ** [ 1333.689583][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.689872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 4 printk messages dropped ** [ 1333.690160][ T32] r5:00001000 r4:dfa99000 [ 1333.690259][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.690304][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.690345][ T32] r5:8501338c r4:85013000 [ 1333.690364][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.690492][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.690520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.690680][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.690705][ T32] r4:847da880 [ 1333.690788][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.690857][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.690892][ T32] r4:00000001 [ 1333.690957][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.690999][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.691026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.691053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.691078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.691142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.691414][ T32] r4:8497f8c0 [ 1333.691442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.691480][ T32] INFO: task kworker/0:377:4586 blocked for more than 460 seconds. [ 1333.691515][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.691565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.691653][ T32] task:kworker/0:377 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.691775][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.691823][ T32] Call trace: [ 1333.691855][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.691910][ T32] r10:829187f4 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:853cbc00 [ 1333.691941][ T32] r4:853cbc00 [ 1333.691963][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.692004][ T32] r5:853cbc00 r4:829187f0 [ 1333.692023][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.692062][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.692126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1333.692154][ T32] r4:00000000 [ 1333.692175][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.692235][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.692276][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.692319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534dd40 [ 1333.692341][ T32] r4:00000000 [ 1333.692375][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.692422][ T32] r9:83018005 r8:853cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.692445][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.692486][ T32] r5:00001000 r4:e480b000 [ 1333.692567][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.692610][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.692711][ T32] r5:852f178c r4:852f1400 [ 1333.692734][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.692785][ T32] r7:dddced40 r6:83018000 r5:852f178c r4:85338f00 [ 1333.692819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.692867][ T32] r10:61c88647 r9:853cbc00 r8:85338f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.692932][ T32] r4:85338f00 [ 1333.692955][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.693032][ T32] r10:00000000 r9:85338f00 r8:8027ed34 r7:eae75e60 r6:852c1d00 r5:853cbc00 [ 1333.693062][ T32] r4:00000001 [ 1333.693087][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.693129][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1333.693178][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.693209][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.694034][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.694339][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.694594][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1333.694837][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1333.695169][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1333.695532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1333.695971][ T32] r4:853ce000 ** 1 printk messages dropped ** [ 1333.696056][ T32] r5:853ce000 r4:829187f0 ** 2 printk messages dropped ** [ 1333.696205][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 ** 8 printk messages dropped ** [ 1333.696575][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.696853][ T32] r7:dddced40 r6:83018000 r5:852f138c r4:85338f80 [ 1333.696872][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.696919][ T32] r10:61c88647 r9:853ce000 r8:85338fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.696942][ T32] r4:85338f80 [ 1333.697002][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.697091][ T32] r10:00000000 r9:85338f80 r8:8027ed34 r7:eafc9e60 r6:852c1d80 r5:853ce000 [ 1333.697139][ T32] r4:00000001 [ 1333.697182][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.697221][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) [ 1333.697260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.697293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.697341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.697372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.697393][ T32] r4:8534d940 [ 1333.697627][ T32] INFO: task kworker/0:378:4589 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.697700][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.697780][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.697846][ T32] Call trace: [ 1333.697902][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.697956][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.698011][ T32] r4:00000000 [ 1333.698070][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.716623][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.716716][ T32] 1d20: 8f2ee000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1333.717096][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1333.717300][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1333.717635][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1333.717879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.730526][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.730701][ T32] r5:853cb000 r4:829187f0 ** 1 printk messages dropped ** [ 1333.730760][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.731236][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1333.731422][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.731468][ T32] r7:ddde2d40 r6:83018200 r5:8521f78c r4:852c1e00 [ 1333.731488][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.731546][ T32] r10:61c88647 r9:853cb000 r8:852c1e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.731573][ T32] r4:852c1e00 [ 1333.731601][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.731650][ T32] r10:00000000 r9:852c1e00 r8:8027ed34 r7:eb199e60 r6:852c1e80 r5:853cb000 [ 1333.731671][ T32] r4:00000001 [ 1333.731698][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.731737][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1333.731764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.731792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.731817][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.731844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.731866][ T32] r4:8534bec0 [ 1333.732375][ T32] INFO: task kworker/1:357:4592 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.732410][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.732524][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.732574][ T32] Call trace: [ 1333.732603][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.732674][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.732702][ T32] r4:00000000 [ 1333.732742][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.732787][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.732819][ T32] 1d20: 8f89e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.732848][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.732879][ T32] 1d60: 80070013 ffffffff [ 1333.732929][ T32] r5:80070013 r4:80239bd0 [ 1333.732954][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.732995][ T32] r4:82ac11e4 [ 1333.733016][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.733059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.733108][ T32] r4:e0771dc0 [ 1333.733131][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.733172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.733193][ T32] r4:00000000 [ 1333.733210][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.733254][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.733278][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.733320][ T32] r5:00001000 r4:dfa99000 [ 1333.733361][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.733412][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.733477][ T32] r5:8501338c r4:85013000 ** 2 printk messages dropped ** [ 1333.733578][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.733928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.734302][ T32] r10:829187f4 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:8524ec00 ** 2 printk messages dropped ** [ 1333.734382][ T32] r5:8524ec00 r4:829187f0 [ 1333.734430][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.734473][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.734517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1333.734538][ T32] r4:00000000 [ 1333.734557][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.734618][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.734658][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.734697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534de40 [ 1333.734718][ T32] r4:00000000 [ 1333.734736][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.734777][ T32] r9:83018005 r8:8524ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.734797][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.734845][ T32] r5:00001000 r4:ea937000 [ 1333.734867][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.734944][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.735016][ T32] r5:852f1b8c r4:852f1800 [ 1333.735046][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.735089][ T32] r7:dddced40 r6:83018000 r5:852f1b8c r4:85357000 [ 1333.735109][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.735151][ T32] r10:61c88647 r9:8524ec00 r8:8535702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.735174][ T32] r4:85357000 [ 1333.735204][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.735250][ T32] r10:00000000 r9:85357000 r8:8027ed34 r7:eafc9e60 r6:852c1f00 r5:8524ec00 [ 1333.735272][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1333.735336][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) ** 6 printk messages dropped ** [ 1333.735897][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.736488][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1333.736748][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1333.737087][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1333.737626][ T32] INFO: task kworker/0:380:4595 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.750167][ T32] r5:85253c00 r4:829187f0 [ 1333.750189][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.750295][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.750497][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1333.750954][ T32] r10:61c88647 r9:85253c00 r8:853570ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.751229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.752241][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1333.752713][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.752881][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.753259][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.753521][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1333.753781][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.754036][ T32] r5:853cec00 r4:829187f0 ** 2 printk messages dropped ** [ 1333.754188][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 ** 8 printk messages dropped ** [ 1333.754557][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.755035][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1333.755867][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.756298][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1333.756476][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1333.756544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.756569][ T32] r4:00000000 [ 1333.756587][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.756633][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.756654][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.756694][ T32] r5:00001000 r4:dfa99000 [ 1333.756712][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.756769][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.756809][ T32] r5:8501338c r4:85013000 [ 1333.756827][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.756870][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.756890][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.756938][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.756981][ T32] r4:847da880 [ 1333.757031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.757079][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.757100][ T32] r4:00000001 [ 1333.757119][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.757152][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.757176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.757223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.757252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.757283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.757305][ T32] r4:8497f8c0 [ 1333.757338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.757365][ T32] INFO: task kworker/0:382:4598 blocked for more than 460 seconds. [ 1333.757414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.757442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.757462][ T32] task:kworker/0:382 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.757503][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.757564][ T32] Call trace: [ 1333.757617][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.757664][ T32] r10:829187f4 r9:eb1bdd84 r8:00000002 r7:60000113 r6:eb1bdd8c r5:853d0c00 [ 1333.757687][ T32] r4:853d0c00 [ 1333.757705][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.757743][ T32] r5:853d0c00 r4:829187f0 [ 1333.757761][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.757798][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.757842][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 [ 1333.757862][ T32] r4:00000000 [ 1333.757880][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.757921][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.757956][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.757996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534df80 [ 1333.758016][ T32] r4:00000000 [ 1333.758037][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.778020][ T32] r9:83018005 r8:853d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1333.778432][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.778509][ T32] r5:00001000 r4:eab45000 [ 1333.778532][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.778573][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.778614][ T32] r5:852f238c r4:852f2000 [ 1333.778633][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.778692][ T32] r7:dddced40 r6:83018000 r5:852f238c r4:85357180 [ 1333.778718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.778764][ T32] r10:61c88647 r9:853d0c00 r8:853571ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.778786][ T32] r4:85357180 [ 1333.778804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.778848][ T32] r10:00000000 r9:85357180 r8:8027ed34 r7:eb1ade60 r6:852c1080 r5:853d0c00 [ 1333.778870][ T32] r4:00000001 [ 1333.778889][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.778981][ T32] Exception stack(0xeb1bdfb0 to 0xeb1bdff8) [ 1333.779015][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.779598][ T32] INFO: task kworker/0:382:4598 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 15 printk messages dropped ** [ 1333.780249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 8 printk messages dropped ** [ 1333.780606][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1333.781051][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.781397][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.781739][ T32] r5:853d2400 r4:829187f0 ** 3 printk messages dropped ** [ 1333.781859][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.781991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f0c0 ** 11 printk messages dropped ** [ 1333.782499][ T32] r10:61c88647 r9:853d2400 r8:8535722c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.782991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.783786][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1333.784262][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.784449][ T32] r5:00001000 r4:dfa99000 [ 1333.784470][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.784519][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.784564][ T32] r5:8501338c r4:85013000 [ 1333.784583][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.784628][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.784670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.784722][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.784746][ T32] r4:847da880 [ 1333.784765][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.784807][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.784872][ T32] r4:00000001 [ 1333.784896][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.784939][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.784965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.785054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.785083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.785152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.785179][ T32] r4:8497f8c0 [ 1333.785197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.785295][ T32] INFO: task kworker/0:384:4602 blocked for more than 460 seconds. [ 1333.785326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.785391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.785415][ T32] task:kworker/0:384 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.785459][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.785564][ T32] Call trace: [ 1333.785595][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.785640][ T32] r10:829187f4 r9:eb1cdd84 r8:00000002 r7:60000013 r6:eb1cdd8c r5:853d1800 [ 1333.785682][ T32] r4:853d1800 [ 1333.785705][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.785746][ T32] r5:853d1800 r4:829187f0 [ 1333.785765][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.785825][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.785875][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 [ 1333.785926][ T32] r4:00000000 [ 1333.785949][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.785989][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.786023][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.786062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f300 [ 1333.786083][ T32] r4:00000000 [ 1333.786101][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.786142][ T32] r9:83018005 r8:853d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1333.786183][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.786261][ T32] r5:00001000 r4:eabad000 [ 1333.786289][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.786327][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.786618][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.786840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1333.787923][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1333.821321][ T32] r4:e0771dc0 ** 7 printk messages dropped ** [ 1333.821662][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.822011][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 12 printk messages dropped ** [ 1333.822539][ T32] task:kworker/0:385 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.822984][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.823347][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.823779][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.824074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1333.825213][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1333.825545][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.825838][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1333.825991][ T32] r4:847da880 ** 3 printk messages dropped ** [ 1333.826117][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.826150][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.826175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.826203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.826228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.826255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.826276][ T32] r4:8497f8c0 [ 1333.826295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.826317][ T32] INFO: task kworker/0:386:4606 blocked for more than 460 seconds. [ 1333.826384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.826477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.826501][ T32] task:kworker/0:386 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.826544][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.826604][ T32] Call trace: [ 1333.826672][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.826719][ T32] r10:829187f4 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:853d3000 [ 1333.826776][ T32] r4:853d3000 [ 1333.826799][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.826861][ T32] r5:853d3000 r4:829187f0 [ 1333.826885][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.826968][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.827042][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1333.827087][ T32] r4:00000000 [ 1333.827108][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.827147][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.827181][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.827222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f540 [ 1333.827243][ T32] r4:00000000 [ 1333.827298][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.827428][ T32] r9:83018005 r8:853d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1333.827475][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.827524][ T32] r5:00001000 r4:eace5000 [ 1333.827558][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.827602][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.827664][ T32] r5:852f338c r4:852f3000 [ 1333.827688][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.827732][ T32] r7:dddced40 r6:83018000 r5:852f338c r4:85357380 [ 1333.827773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.827842][ T32] r10:61c88647 r9:853d3000 r8:853573ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.827867][ T32] r4:85357380 [ 1333.827886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.827932][ T32] r10:00000000 r9:85357380 r8:8027ed34 r7:eb1ade60 r6:85369100 r5:853d3000 [ 1333.827954][ T32] r4:00000001 [ 1333.827972][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.828004][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1333.828049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.840863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.840963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.841024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.841073][ T32] r4:8535f200 [ 1333.841528][ T32] INFO: task kworker/0:386:4606 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.841566][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.841659][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.841724][ T32] Call trace: [ 1333.841755][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.841807][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.841829][ T32] r4:00000000 [ 1333.841869][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.841929][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.841962][ T32] 1d20: 9088d000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.841989][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.842035][ T32] 1d60: 80070013 ffffffff [ 1333.842062][ T32] r5:80070013 r4:80239bd0 [ 1333.842098][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.842146][ T32] r4:82ac11e4 [ 1333.842168][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.842209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.842230][ T32] r4:e0771dc0 [ 1333.842248][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.842288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.842313][ T32] r4:00000000 [ 1333.842332][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.842376][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.842398][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1333.842457][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.842839][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.843064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1333.843542][ T32] r5:853d6000 r4:829187f0 [ 1333.843561][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.843831][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.844295][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.844662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.845340][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1333.845794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 11 printk messages dropped ** [ 1333.846347][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1333.846685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.847230][ T32] r10:829187f4 r9:eb1f5d84 r8:00000002 r7:60000013 r6:eb1f5d8c r5:853d5400 ** 2 printk messages dropped ** [ 1333.847317][ T32] r5:853d5400 r4:829187f0 ** 3 printk messages dropped ** [ 1333.847482][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.847662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f8c0 [ 1333.847684][ T32] r4:00000000 [ 1333.847703][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.847768][ T32] r9:83018005 r8:853d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1333.847834][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.847878][ T32] r5:00001000 r4:ead41000 [ 1333.847963][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.848026][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.870027][ T32] r5:852f3f8c r4:852f3c00 [ 1333.870138][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.870213][ T32] r7:dddced40 r6:83018000 r5:852f3f8c r4:85357480 [ 1333.870236][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.870281][ T32] r10:61c88647 r9:853d5400 r8:853574ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.870303][ T32] r4:85357480 [ 1333.870322][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.870410][ T32] r10:00000000 r9:85357480 r8:8027ed34 r7:eb1e9e60 r6:85369200 r5:853d5400 [ 1333.870458][ T32] r4:00000001 [ 1333.870481][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.870542][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1333.870581][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.870633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.870662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.870693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.870722][ T32] r4:8535f600 [ 1333.871211][ T32] INFO: task kworker/0:388:4612 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.871252][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.871342][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.871392][ T32] Call trace: [ 1333.871423][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.871484][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.871532][ T32] r4:00000000 [ 1333.871723][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.871765][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.871803][ T32] 1d20: 90d7e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.871925][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.871973][ T32] 1d60: 80070013 ffffffff [ 1333.872048][ T32] r5:80070013 r4:80239bd0 [ 1333.872074][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.872118][ T32] r4:82ac11e4 [ 1333.872140][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.872182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.872204][ T32] r4:e0771dc0 [ 1333.872497][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.872548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.872593][ T32] r4:00000000 [ 1333.872615][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.872662][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.872683][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.872724][ T32] r5:00001000 r4:dfa99000 [ 1333.872744][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.872822][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.872880][ T32] r5:8501338c r4:85013000 [ 1333.872902][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.872954][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.873058][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1333.873305][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.874141][ T32] task:kworker/0:389 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.874579][ T32] r5:853d6c00 r4:829187f0 [ 1333.874747][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.875094][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.875336][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.875698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.876487][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 7 printk messages dropped ** [ 1333.876747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 7 printk messages dropped ** [ 1333.877069][ T32] r5:00001000 r4:dfa99000 ** 4 printk messages dropped ** [ 1333.877254][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1333.877690][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1333.878012][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1333.894857][ T32] r4:853d4800 ** 1 printk messages dropped ** [ 1333.894973][ T32] r5:853d4800 r4:829187f0 ** 2 printk messages dropped ** [ 1333.895112][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 ** 11 printk messages dropped ** [ 1333.895566][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.896261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.897159][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1333.897441][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1333.897530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.897556][ T32] r4:00000000 [ 1333.897574][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.897660][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.897685][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.897726][ T32] r5:00001000 r4:dfa99000 [ 1333.897745][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.897791][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.897835][ T32] r5:8501338c r4:85013000 [ 1333.897856][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.897899][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.897924][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.897968][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.897990][ T32] r4:847da880 [ 1333.898032][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.909927][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.909967][ T32] r4:00000001 [ 1333.909989][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.910060][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.910093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.910130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.910180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.910212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.910234][ T32] r4:8497f8c0 [ 1333.910255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.910283][ T32] INFO: task kworker/0:391:4616 blocked for more than 460 seconds. [ 1333.910315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.910339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.910382][ T32] task:kworker/0:391 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.910462][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.910507][ T32] Call trace: [ 1333.910567][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.910616][ T32] r10:829187f4 r9:eb19dd84 r8:00000002 r7:60000113 r6:eb19dd8c r5:84af3c00 [ 1333.910638][ T32] r4:84af3c00 [ 1333.910656][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.910716][ T32] r5:84af3c00 r4:829187f0 [ 1333.910740][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.910779][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.910821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 [ 1333.910842][ T32] r4:00000000 [ 1333.910881][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.910945][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.910987][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.911058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535fb40 [ 1333.911090][ T32] r4:00000000 [ 1333.911120][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.911170][ T32] r9:83018005 r8:84af3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1333.911191][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.911232][ T32] r5:00001000 r4:eada3000 [ 1333.911273][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.911320][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.911363][ T32] r5:852f478c r4:852f4400 [ 1333.911383][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.911426][ T32] r7:dddced40 r6:83018000 r5:852f478c r4:85357600 [ 1333.911447][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.911511][ T32] r10:61c88647 r9:84af3c00 r8:8535762c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.911537][ T32] r4:85357600 [ 1333.911555][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.911597][ T32] r10:00000000 r9:85357600 r8:8027ed34 r7:eb201e60 r6:85357680 r5:84af3c00 [ 1333.911640][ T32] r4:00000001 [ 1333.911662][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.911705][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 1333.911734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.911781][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.911809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.911839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.911883][ T32] r4:8535f900 [ 1333.912331][ T32] INFO: task kworker/0:391:4616 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.912397][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.912477][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.912557][ T32] Call trace: [ 1333.912585][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1333.913044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 9 printk messages dropped ** [ 1333.913409][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.913767][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.914046][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1333.914324][ T32] r4:84af4800 ** 1 printk messages dropped ** [ 1333.914381][ T32] r5:84af4800 r4:829187f0 ** 2 printk messages dropped ** [ 1333.914513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 ** 8 printk messages dropped ** [ 1333.914804][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.914954][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.914998][ T32] r5:852f4b8c r4:852f4800 [ 1333.915058][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.915105][ T32] r7:dddced40 r6:83018000 r5:852f4b8c r4:85357700 [ 1333.915146][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.915193][ T32] r10:61c88647 r9:84af4800 r8:8535772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.915245][ T32] r4:85357700 [ 1333.915266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.915321][ T32] r10:00000000 r9:85357700 r8:8027ed34 r7:eb201e60 r6:85357780 r5:84af4800 [ 1333.915349][ T32] r4:00000001 [ 1333.915367][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.915401][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) [ 1333.915425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.915453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.915478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.915525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.915572][ T32] r4:8535f9c0 [ 1333.915845][ T32] INFO: task kworker/0:392:4619 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.915879][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.915965][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.916034][ T32] Call trace: [ 1333.916073][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.916119][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.916162][ T32] r4:00000000 [ 1333.916187][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.916227][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.916256][ T32] 1d20: 91509000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.916283][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.916306][ T32] 1d60: 80070013 ffffffff [ 1333.916328][ T32] r5:80070013 r4:80239bd0 [ 1333.916346][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.916383][ T32] r4:82ac11e4 [ 1333.916423][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.916468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.916508][ T32] r4:e0771dc0 [ 1333.916530][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.916624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.916649][ T32] r4:00000000 [ 1333.916668][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.916712][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.916760][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.916810][ T32] r5:00001000 r4:dfa99000 [ 1333.916829][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.916866][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.917053][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1333.917473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.918015][ T32] r5:84af5400 r4:829187f0 [ 1333.918044][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.937083][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.937291][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.937495][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.937855][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.938450][ T32] r4:8535fcc0 ** 3 printk messages dropped ** [ 1333.939088][ T32] Call trace: ** 8 printk messages dropped ** [ 1333.939452][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1333.939621][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1333.939959][ T32] r5:00001000 r4:dfa99000 ** 4 printk messages dropped ** [ 1333.940173][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 9 printk messages dropped ** [ 1333.940565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.940887][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.941150][ T32] r5:84af6c00 r4:829187f0 ** 1 printk messages dropped ** [ 1333.941227][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.941502][ T32] r9:83018005 r8:84af6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 8 printk messages dropped ** [ 1333.941845][ T32] r10:61c88647 r9:84af6c00 r8:8535792c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1333.941977][ T32] r4:00000001 [ 1333.941995][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.942027][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) [ 1333.942073][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.942105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.942134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.942172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.942197][ T32] r4:8534bd80 [ 1333.942473][ T32] INFO: task kworker/0:394:4624 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1333.942511][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.942600][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.942647][ T32] Call trace: [ 1333.942690][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.942741][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1333.942783][ T32] r4:00000000 [ 1333.942808][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.942870][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1333.942945][ T32] 1d20: 9196a000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1333.942983][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1333.943017][ T32] 1d60: 80070013 ffffffff [ 1333.943043][ T32] r5:80070013 r4:80239bd0 [ 1333.943062][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.943103][ T32] r4:82ac11e4 [ 1333.943122][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.943161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1333.943182][ T32] r4:e0771dc0 [ 1333.943221][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.943274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1333.943299][ T32] r4:00000000 [ 1333.943319][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.943376][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.943401][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.943442][ T32] r5:00001000 r4:dfa99000 [ 1333.943461][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.943499][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.943558][ T32] r5:8501338c r4:85013000 [ 1333.943581][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.943635][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.943658][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.943702][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.943723][ T32] r4:847da880 [ 1333.943743][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.943795][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.943839][ T32] r4:00000001 [ 1333.943862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.943905][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.943960][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.943990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.944032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.944086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.944111][ T32] r4:8497f8c0 [ 1333.944130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.944154][ T32] INFO: task kworker/0:395:4625 blocked for more than 460 seconds. [ 1333.944181][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.944204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.944223][ T32] task:kworker/0:395 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1333.944512][ T32] r10:829187f4 r9:eb211d84 r8:00000002 r7:60000013 r6:eb211d8c r5:8487ec00 ** 2 printk messages dropped ** [ 1333.944631][ T32] r5:8487ec00 r4:829187f0 [ 1333.944670][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.944946][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.945352][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.945684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.946337][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.946502][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1333.946751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1333.947180][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 5 printk messages dropped ** [ 1333.947461][ T32] r4:00000001 [ 1333.947479][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.947533][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.947602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.947633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.947662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.947690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.947753][ T32] r4:8497f8c0 [ 1333.947796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.947832][ T32] INFO: task kworker/0:396:4627 blocked for more than 460 seconds. [ 1333.947887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.947917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.947939][ T32] task:kworker/0:396 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.947997][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.948042][ T32] Call trace: [ 1333.948129][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.980713][ T32] r10:829187f4 r9:eb215d84 r8:00000002 r7:60000113 r6:eb215d8c r5:853d8c00 [ 1333.980756][ T32] r4:853d8c00 [ 1333.980778][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.980845][ T32] r5:853d8c00 r4:829187f0 [ 1333.980870][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.980939][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.980989][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1333.981023][ T32] r4:00000000 [ 1333.981046][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.981104][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.981148][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.981191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b3c0 [ 1333.981213][ T32] r4:00000000 [ 1333.981254][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.981304][ T32] r9:83018005 r8:853d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1333.981354][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.981423][ T32] r5:00001000 r4:eae2f000 [ 1333.981447][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1333.981486][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.981557][ T32] r5:852f5f8c r4:852f5c00 [ 1333.981580][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.981626][ T32] r7:dddced40 r6:83018000 r5:852f5f8c r4:85357b00 [ 1333.981647][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.981690][ T32] r10:61c88647 r9:853d8c00 r8:85357b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.981713][ T32] r4:85357b00 [ 1333.981731][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1333.981823][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.982031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.982892][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 7 printk messages dropped ** [ 1333.983238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 9 printk messages dropped ** [ 1333.983643][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.983967][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.984164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1333.984651][ T32] r5:853d9800 r4:829187f0 [ 1333.984674][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.984858][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.985142][ T32] r5:00001000 r4:eae81000 ** 6 printk messages dropped ** [ 1333.985423][ T32] r10:61c88647 r9:853d9800 r8:85357bac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.985730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.986328][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.986484][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.986654][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1333.986886][ T32] r5:00001000 r4:dfa99000 ** 1 printk messages dropped ** [ 1333.986986][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.987029][ T32] r5:8501338c r4:85013000 [ 1333.987048][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.987113][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1333.987148][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.987205][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.987227][ T32] r4:847da880 [ 1333.987245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.987308][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1333.987352][ T32] r4:00000001 [ 1333.987374][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.987418][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1333.987469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.987498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.987533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.987562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.987594][ T32] r4:8497f8c0 [ 1333.987617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.987640][ T32] INFO: task kworker/0:398:4631 blocked for more than 460 seconds. [ 1333.987687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.987722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.987769][ T32] task:kworker/0:398 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.987857][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.987919][ T32] Call trace: [ 1333.987959][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.988003][ T32] r10:829187f4 r9:eb21dd84 r8:00000002 r7:60000013 r6:eb21dd8c r5:853da400 [ 1333.988030][ T32] r4:853da400 [ 1333.999402][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.999499][ T32] r5:853da400 r4:829187f0 [ 1333.999523][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.999565][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.999631][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1333.999659][ T32] r4:00000000 [ 1333.999679][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.999738][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1333.999781][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1333.999853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b580 [ 1333.999901][ T32] r4:00000000 [ 1333.999931][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1333.999978][ T32] r9:83018005 r8:853da400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1334.000000][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.000042][ T32] r5:00001000 r4:eae51000 [ 1334.000061][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.000121][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.000171][ T32] r5:852f638c r4:852f6000 [ 1334.000191][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.000279][ T32] r7:dddced40 r6:83018000 r5:852f638c r4:85357c00 [ 1334.000330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.000388][ T32] r10:61c88647 r9:853da400 r8:85357c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.000413][ T32] r4:85357c00 [ 1334.000433][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.000490][ T32] r10:00000000 r9:85357c00 r8:8027ed34 r7:eb219e60 r6:85369480 r5:853da400 [ 1334.000524][ T32] r4:00000001 [ 1334.000575][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.000614][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1334.000642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.000689][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.000740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.000771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.000792][ T32] r4:8537b400 [ 1334.001184][ T32] INFO: task kworker/0:398:4631 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.001220][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.001307][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.001353][ T32] Call trace: [ 1334.001383][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.001428][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.001461][ T32] r4:00000000 [ 1334.001484][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.001521][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.001549][ T32] 1d20: 92437000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1334.001840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 9 printk messages dropped ** [ 1334.002179][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1334.002529][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.002843][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.003118][ T32] r5:853db000 r4:829187f0 [ 1334.003136][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.003287][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.003454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b780 [ 1334.003500][ T32] r4:00000000 [ 1334.003522][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.003565][ T32] r9:83018005 r8:853db000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1334.003586][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.003626][ T32] r5:00001000 r4:eaea1000 [ 1334.003667][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.003708][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.003748][ T32] r5:852f6b8c r4:852f6800 [ 1334.003767][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.003828][ T32] r7:dddced40 r6:83018000 r5:852f6b8c r4:85357c80 [ 1334.003887][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.003941][ T32] r10:61c88647 r9:853db000 r8:85357cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.003963][ T32] r4:85357c80 [ 1334.004002][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.004048][ T32] r10:00000000 r9:85357c80 r8:8027ed34 r7:eb219e60 r6:85369500 r5:853db000 [ 1334.004071][ T32] r4:00000001 [ 1334.004110][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.004169][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) [ 1334.004197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.004246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.004274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.004301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.004344][ T32] r4:8537b480 [ 1334.004614][ T32] INFO: task kworker/0:399:4633 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.004649][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.004726][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.004769][ T32] Call trace: [ 1334.004796][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.004841][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.004874][ T32] r4:00000000 [ 1334.004932][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.004975][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.005003][ T32] 1d20: 92437000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.005032][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.005076][ T32] 1d60: 80070013 ffffffff [ 1334.005101][ T32] r5:80070013 r4:80239bd0 [ 1334.005138][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.005180][ T32] r4:82ac11e4 [ 1334.005199][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.005249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.005294][ T32] r4:e0771dc0 [ 1334.005316][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1334.005688][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1334.006107][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.006384][ T32] task:kworker/0:400 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.006680][ T32] r5:853dbc00 r4:829187f0 ** 1 printk messages dropped ** [ 1334.006741][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.007128][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.007613][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.007782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.037236][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1334.037606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 7 printk messages dropped ** [ 1334.037876][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1334.048524][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.048880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.049142][ T32] task:kworker/0:401 state:D stack:0 pid:4637 tgid:4637 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.049460][ T32] r5:853dc800 r4:829187f0 [ 1334.049499][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.049543][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.049610][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1334.049636][ T32] r4:00000000 [ 1334.049678][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.049741][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.049797][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.049860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b980 [ 1334.049907][ T32] r4:00000000 [ 1334.049938][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.049984][ T32] r9:83018005 r8:853dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.050005][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.050045][ T32] r5:00001000 r4:eaf07000 [ 1334.050064][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.050101][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.050159][ T32] r5:852f6f8c r4:852f6c00 [ 1334.050181][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.050245][ T32] r7:dddced40 r6:83018000 r5:852f6f8c r4:85357d80 [ 1334.050269][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.050335][ T32] r10:61c88647 r9:853dc800 r8:85357dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.050363][ T32] r4:85357d80 [ 1334.050384][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.050471][ T32] r10:00000000 r9:85357d80 r8:8027ed34 r7:eb225e60 r6:85369600 r5:853dc800 [ 1334.050504][ T32] r4:00000001 [ 1334.050543][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.050582][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1334.050628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.050659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.050684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.050714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.050758][ T32] r4:8537b880 [ 1334.051318][ T32] INFO: task kworker/0:401:4637 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.051406][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.051512][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.051587][ T32] Call trace: [ 1334.051618][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.051667][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.051691][ T32] r4:00000000 [ 1334.051710][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.051769][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.051808][ T32] 1d20: 92f71000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.051845][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.051871][ T32] 1d60: 80070013 ffffffff [ 1334.051894][ T32] r5:80070013 r4:80239bd0 [ 1334.051915][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1334.052098][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1334.052399][ T32] r5:00001000 r4:dfa99000 ** 7 printk messages dropped ** [ 1334.052761][ T32] r4:847da880 ** 5 printk messages dropped ** [ 1334.053013][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.053433][ T32] r10:829187f4 r9:eb22dd84 r8:00000002 r7:60000113 r6:eb22dd8c r5:853dd400 ** 2 printk messages dropped ** [ 1334.053529][ T32] r5:853dd400 r4:829187f0 ** 3 printk messages dropped ** [ 1334.053676][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.053973][ T32] r9:83018205 r8:853dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 8 printk messages dropped ** [ 1334.054301][ T32] r10:61c88647 r9:853dd400 r8:853696ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.054609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.055401][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1334.055700][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1334.055883][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1334.056316][ T32] r4:847da880 ** 3 printk messages dropped ** [ 1334.056441][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.056479][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.056525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.056560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.056588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.056618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.056662][ T32] r4:8497f8c0 [ 1334.056685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.056709][ T32] INFO: task kworker/0:402:4641 blocked for more than 460 seconds. [ 1334.056754][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.056798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.056822][ T32] task:kworker/0:402 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.056903][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.056992][ T32] Call trace: [ 1334.057057][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.057107][ T32] r10:829187f4 r9:eb235d84 r8:00000002 r7:60000013 r6:eb235d8c r5:853dec00 [ 1334.057130][ T32] r4:853dec00 [ 1334.057169][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.057232][ T32] r5:853dec00 r4:829187f0 [ 1334.057277][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.057342][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.057393][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1334.057436][ T32] r4:00000000 [ 1334.057458][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.057498][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.057534][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.057595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537bbc0 [ 1334.057621][ T32] r4:00000000 [ 1334.057643][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.057695][ T32] r9:83018005 r8:853dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1334.057721][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.057784][ T32] r5:00001000 r4:eaf4f000 [ 1334.057811][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.057851][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.057894][ T32] r5:852f778c r4:852f7400 [ 1334.057926][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.057973][ T32] r7:dddced40 r6:83018000 r5:852f778c r4:85357e00 [ 1334.057994][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.058045][ T32] r10:61c88647 r9:853dec00 r8:85357e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.080171][ T32] r4:85357e00 [ 1334.080238][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.080329][ T32] r10:00000000 r9:85357e00 r8:8027ed34 r7:eb225e60 r6:85369780 r5:853dec00 [ 1334.080361][ T32] r4:00000001 [ 1334.080382][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.080420][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1334.080450][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.080480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.080517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.080555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.080580][ T32] r4:8537b900 [ 1334.081002][ T32] INFO: task kworker/0:402:4641 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.081065][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.081182][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.081272][ T32] Call trace: [ 1334.081343][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.081400][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.081437][ T32] r4:00000000 [ 1334.081479][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.081603][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 3 printk messages dropped ** [ 1334.081762][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1334.082009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1334.082358][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 8 printk messages dropped ** [ 1334.082700][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.083150][ T32] task:kworker/0:403 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.083472][ T32] r5:853d8000 r4:829187f0 ** 3 printk messages dropped ** [ 1334.083621][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.083909][ T32] r9:83018005 r8:853d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 11 printk messages dropped ** [ 1334.084468][ T32] r10:00000000 r9:85357e80 r8:8027ed34 r7:eb235e60 r6:85369800 r5:853d8000 ** 7 printk messages dropped ** [ 1334.084760][ T32] r4:8537ba00 [ 1334.085025][ T32] INFO: task kworker/0:403:4643 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.085062][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.085120][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.085168][ T32] Call trace: [ 1334.085199][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.085266][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.085317][ T32] r4:00000000 [ 1334.085341][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.085382][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.085411][ T32] 1d20: 9350f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.085439][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.085465][ T32] 1d60: 80070013 ffffffff [ 1334.085513][ T32] r5:80070013 r4:80239bd0 [ 1334.085538][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.085578][ T32] r4:82ac11e4 [ 1334.085618][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.085664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.085687][ T32] r4:e0771dc0 [ 1334.085706][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.085746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.085792][ T32] r4:00000000 [ 1334.085837][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.085892][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.085928][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.085995][ T32] r5:00001000 r4:dfa99000 [ 1334.086019][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.086059][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.086100][ T32] r5:8501338c r4:85013000 [ 1334.086124][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.086390][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.086581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.086809][ T32] task:kworker/0:404 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.087183][ T32] r5:853de000 r4:829187f0 [ 1334.087207][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.087333][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb23de08 [ 1334.087380][ T32] r4:00000000 [ 1334.087404][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.087441][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.087485][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.087528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537bd80 [ 1334.087549][ T32] r4:00000000 [ 1334.087567][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.087608][ T32] r9:83018005 r8:853de000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1334.087651][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.087717][ T32] r5:00001000 r4:eaf67000 [ 1334.087740][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.087779][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.087818][ T32] r5:852f7b8c r4:852f7800 [ 1334.087858][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.087918][ T32] r7:dddced40 r6:83018000 r5:852f7b8c r4:85357f00 [ 1334.087949][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.088018][ T32] r10:61c88647 r9:853de000 r8:85357f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.088101][ T32] r4:85357f00 [ 1334.102816][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.102923][ T32] r10:00000000 r9:85357f00 r8:8027ed34 r7:eb239e60 r6:85369880 r5:853de000 [ 1334.102990][ T32] r4:00000001 [ 1334.103019][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.103120][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) [ 1334.103197][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.103229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.103255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.103303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.103370][ T32] r4:8537bc00 [ 1334.103807][ T32] INFO: task kworker/0:404:4645 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.103844][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.103966][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.104016][ T32] Call trace: [ 1334.104047][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.104180][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.104230][ T32] r4:00000000 [ 1334.104253][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.104352][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.104386][ T32] 1d20: 9350f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1334.104713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 10 printk messages dropped ** [ 1334.105377][ T32] r5:8501338c r4:85013000 ** 5 printk messages dropped ** [ 1334.105610][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1334.106153][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.106628][ T32] r5:853cd400 r4:829187f0 [ 1334.106647][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.106733][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb229e08 ** 8 printk messages dropped ** [ 1334.107080][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.107305][ T32] r7:dddced40 r6:83018000 r5:852f838c r4:85357f80 [ 1334.107325][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.107367][ T32] r10:61c88647 r9:853cd400 r8:85357fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.107398][ T32] r4:85357f80 [ 1334.107422][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.107468][ T32] r10:00000000 r9:85357f80 r8:8027ed34 r7:eb239e60 r6:85369900 r5:853cd400 [ 1334.107491][ T32] r4:00000001 [ 1334.107509][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.107542][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1334.107566][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.107593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.107617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.107644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.107665][ T32] r4:8537bd00 [ 1334.107945][ T32] INFO: task kworker/0:405:4648 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.107980][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.108050][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.120316][ T32] Call trace: [ 1334.120362][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.120428][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.120453][ T32] r4:00000000 [ 1334.120472][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.120510][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.120577][ T32] 1d20: 93b1e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.120611][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.120634][ T32] 1d60: 80070013 ffffffff [ 1334.120698][ T32] r5:80070013 r4:80239bd0 [ 1334.120722][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.120764][ T32] r4:82ac11e4 [ 1334.120810][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.120857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.120881][ T32] r4:e0771dc0 [ 1334.120911][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.120961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.121004][ T32] r4:00000000 [ 1334.121036][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.121099][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.121145][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.121193][ T32] r5:00001000 r4:dfa99000 [ 1334.121214][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.121293][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1334.121623][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.121851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.122320][ T32] r4:853d0000 ** 1 printk messages dropped ** [ 1334.122403][ T32] r5:853d0000 r4:829187f0 [ 1334.122434][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.122544][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.122889][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.123307][ T32] r4:85378000 ** 5 printk messages dropped ** [ 1334.123493][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.124081][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.124199][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.124316][ T32] Call trace: [ 1334.124345][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.124442][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.124470][ T32] r4:00000000 [ 1334.124490][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.124527][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.124556][ T32] 1d20: 93b1e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.124596][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.124643][ T32] 1d60: 80070013 ffffffff [ 1334.124668][ T32] r5:80070013 r4:80239bd0 [ 1334.124688][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.124727][ T32] r4:82ac11e4 [ 1334.124787][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.124831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.124853][ T32] r4:e0771dc0 [ 1334.124885][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.124996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.125023][ T32] r4:00000000 [ 1334.125050][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.125120][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.125149][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.125504][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1334.125895][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.126091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.126580][ T32] r10:829187f4 r9:eb245d84 r8:00000002 r7:60000013 r6:eb245d8c r5:853e0000 ** 2 printk messages dropped ** [ 1334.126676][ T32] r5:853e0000 r4:829187f0 [ 1334.126738][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.127046][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1334.127383][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.127952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.153485][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.153743][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1334.153904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 11 printk messages dropped ** [ 1334.154336][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.154633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.155223][ T32] r4:853e0c00 ** 1 printk messages dropped ** [ 1334.155285][ T32] r5:853e0c00 r4:829187f0 ** 2 printk messages dropped ** [ 1334.155432][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 ** 7 printk messages dropped ** [ 1334.155696][ T32] r9:83018005 r8:853e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1334.155729][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.155792][ T32] r5:00001000 r4:eb24b000 [ 1334.155814][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.155852][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.155891][ T32] r5:852f8b8c r4:852f8800 [ 1334.155909][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.155977][ T32] r7:dddced40 r6:83018000 r5:852f8b8c r4:85378080 [ 1334.156001][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.156046][ T32] r10:61c88647 r9:853e0c00 r8:853780ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.156089][ T32] r4:85378080 [ 1334.156111][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.156174][ T32] r10:00000000 r9:85378080 r8:8027ed34 r7:eb241e60 r6:85369b00 r5:853e0c00 [ 1334.156199][ T32] r4:00000001 [ 1334.156218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.156251][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 1334.156291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.156330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.156358][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.156386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.156410][ T32] r4:8537b700 [ 1334.156786][ T32] INFO: task kworker/0:407:4653 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.156836][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.156949][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.157047][ T32] Call trace: [ 1334.157108][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.157183][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.157211][ T32] r4:00000000 [ 1334.157232][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.157271][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.157309][ T32] 1d20: 94056000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.157340][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.157385][ T32] 1d60: 80070013 ffffffff [ 1334.157411][ T32] r5:80070013 r4:80239bd0 [ 1334.157429][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.157468][ T32] r4:82ac11e4 [ 1334.157486][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.157535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.157561][ T32] r4:e0771dc0 [ 1334.157579][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.157649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.157685][ T32] r4:00000000 [ 1334.157706][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.157773][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.157799][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.157843][ T32] r5:00001000 r4:dfa99000 [ 1334.157876][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.157922][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.157963][ T32] r5:8501338c r4:85013000 [ 1334.157982][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.158025][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.158086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.178673][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.178719][ T32] r4:847da880 [ 1334.178742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.178812][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.178841][ T32] r4:00000001 [ 1334.178863][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1334.179159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1334.179631][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.179674][ T32] r5:853e1800 r4:829187f0 [ 1334.179696][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.179819][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.180149][ T32] r9:83018005 r8:853e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 8 printk messages dropped ** [ 1334.180489][ T32] r10:61c88647 r9:853e1800 r8:8537812c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1334.180809][ T32] r4:8537e040 ** 3 printk messages dropped ** [ 1334.181690][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.181945][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 7 printk messages dropped ** [ 1334.182213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 9 printk messages dropped ** [ 1334.182654][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.182848][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.182869][ T32] r4:847da880 [ 1334.182888][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.182967][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.183014][ T32] r4:00000001 [ 1334.183058][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.183096][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.183144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.183174][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.183199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.183225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.183248][ T32] r4:8497f8c0 [ 1334.183280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.183314][ T32] INFO: task kworker/0:409:4657 blocked for more than 460 seconds. [ 1334.183363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.183409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.183432][ T32] task:kworker/0:409 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.183485][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.183529][ T32] Call trace: [ 1334.183557][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.183641][ T32] r10:829187f4 r9:eb271d84 r8:00000002 r7:60000113 r6:eb271d8c r5:853e2400 [ 1334.183667][ T32] r4:853e2400 [ 1334.183687][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.183728][ T32] r5:853e2400 r4:829187f0 [ 1334.183747][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.183785][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.183828][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 [ 1334.183848][ T32] r4:00000000 [ 1334.183866][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.183927][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.183966][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.184055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537e500 [ 1334.184143][ T32] r4:00000000 [ 1334.184174][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.184227][ T32] r9:83018005 r8:853e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1334.184248][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.184288][ T32] r5:00001000 r4:eb267000 [ 1334.184326][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.184368][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.184441][ T32] r5:852f938c r4:852f9000 [ 1334.184501][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.184552][ T32] r7:dddced40 r6:83018000 r5:852f938c r4:85378180 [ 1334.184592][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.184640][ T32] r10:61c88647 r9:853e2400 r8:853781ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.184684][ T32] r4:85378180 [ 1334.184705][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.184750][ T32] r10:00000000 r9:85378180 r8:8027ed34 r7:eb259e60 r6:85369c00 r5:853e2400 [ 1334.184793][ T32] r4:00000001 [ 1334.184846][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.184883][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) [ 1334.184908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.184941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.184988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.185038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.185063][ T32] r4:8537e240 [ 1334.185365][ T32] INFO: task kworker/0:409:4657 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.185399][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.185477][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.185527][ T32] Call trace: [ 1334.185577][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.185628][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.185673][ T32] r4:00000000 [ 1334.185706][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.185754][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.185786][ T32] 1d20: 94680000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.185814][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.185856][ T32] 1d60: 80070013 ffffffff [ 1334.185930][ T32] r5:80070013 r4:80239bd0 [ 1334.185977][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.186022][ T32] r4:82ac11e4 [ 1334.186041][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.186081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.186115][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1334.186181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 11 printk messages dropped ** [ 1334.186678][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.187045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1334.187452][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.187491][ T32] r5:853e3000 r4:829187f0 ** 2 printk messages dropped ** [ 1334.187589][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 ** 8 printk messages dropped ** [ 1334.187879][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.188078][ T32] r5:852f978c r4:852f9400 [ 1334.208927][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.209055][ T32] r7:dddced40 r6:83018000 r5:852f978c r4:85378200 [ 1334.209087][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.209161][ T32] r10:61c88647 r9:853e3000 r8:8537822c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.209208][ T32] r4:85378200 [ 1334.209252][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.209304][ T32] r10:00000000 r9:85378200 r8:8027ed34 r7:eb271e60 r6:85369c80 r5:853e3000 [ 1334.209326][ T32] r4:00000001 [ 1334.209344][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.209379][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1334.209422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.209455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.209480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.209524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.209550][ T32] r4:8537e240 [ 1334.210039][ T32] INFO: task kworker/0:410:4659 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.210075][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.210163][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.210236][ T32] Call trace: [ 1334.210273][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.210325][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 69 printk messages dropped ** [ 1334.213050][ T32] r4:85378280 ** 11 printk messages dropped ** [ 1334.213697][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1334.214730][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.215057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.215088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.215110][ T32] r4:8497f8c0 [ 1334.215138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.215166][ T32] INFO: task kworker/0:412:4663 blocked for more than 460 seconds. [ 1334.215236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.215283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.215306][ T32] task:kworker/0:412 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.215374][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.215415][ T32] Call trace: [ 1334.215464][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.215512][ T32] r10:829187f4 r9:eb29dd84 r8:00000002 r7:60000113 r6:eb29dd8c r5:853e5400 [ 1334.215534][ T32] r4:853e5400 [ 1334.215553][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.215592][ T32] r5:853e5400 r4:829187f0 [ 1334.215610][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.215647][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.215701][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1334.215726][ T32] r4:00000000 [ 1334.215744][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.215789][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.215827][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.215882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537e8c0 [ 1334.215927][ T32] r4:00000000 [ 1334.215972][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.216028][ T32] r9:83018005 r8:853e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1334.216052][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.216092][ T32] r5:00001000 r4:eb29f000 [ 1334.216119][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.216162][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.216475][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1334.217166][ T32] Call trace: ** 13 printk messages dropped ** [ 1334.217670][ T32] r4:e0771dc0 ** 11 printk messages dropped ** [ 1334.251250][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 16 printk messages dropped ** [ 1334.252002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1334.252360][ T32] r5:853e6000 r4:829187f0 [ 1334.252393][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.252456][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.252507][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [ 1334.252531][ T32] r4:00000000 [ 1334.252583][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.252625][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.252671][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.252715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537ea80 [ 1334.252759][ T32] r4:00000000 [ 1334.252797][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1334.253130][ T32] r7:dddced40 r6:83018000 r5:852fa38c r4:85378380 ** 12 printk messages dropped ** [ 1334.253523][ T32] r4:8537e740 [ 1334.254014][ T32] INFO: task kworker/0:413:4665 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.254087][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.254147][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.254217][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.254485][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 18 printk messages dropped ** [ 1334.255185][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 22 printk messages dropped ** [ 1334.255999][ T32] r4:848e0c00 ** 1 printk messages dropped ** [ 1334.256061][ T32] r5:848e0c00 r4:829187f0 ** 8 printk messages dropped ** [ 1334.256355][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1334.256983][ T32] r10:00000000 r9:85378400 r8:8027ed34 r7:eb2b5e60 r6:85378480 r5:848e0c00 ** 20 printk messages dropped ** [ 1334.279139][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1334.279381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.279407][ T32] r4:00000000 [ 1334.279436][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.279485][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.279527][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.279577][ T32] r5:00001000 r4:dfa99000 [ 1334.279618][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.279682][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.279739][ T32] r5:8501338c r4:85013000 [ 1334.279764][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.279809][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.279829][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.279872][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.279892][ T32] r4:847da880 [ 1334.279910][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.279972][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 12 printk messages dropped ** [ 1334.280373][ T32] task:kworker/0:415 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.280887][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 21 printk messages dropped ** [ 1334.281654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1334.283068][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1334.283761][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.284030][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.284345][ T32] r5:853e3c00 r4:829187f0 ** 10 printk messages dropped ** [ 1334.285010][ T32] r9:83018205 r8:853e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 ** 3 printk messages dropped ** [ 1334.285138][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.285199][ T32] r5:844d3f8c r4:844d3c00 [ 1334.285222][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.285267][ T32] r7:ddde2d40 r6:83018200 r5:844d3f8c r4:85369f00 [ 1334.285286][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.285350][ T32] r10:61c88647 r9:853e3c00 r8:85369f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.285376][ T32] r4:85369f00 [ 1334.285414][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.285460][ T32] r10:00000000 r9:85369f00 r8:8027ed34 r7:eb245e60 r6:85369f80 r5:853e3c00 [ 1334.285481][ T32] r4:00000001 [ 1334.285520][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.285558][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1334.285583][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.285609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.285635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.285661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.285682][ T32] r4:85384900 [ 1334.285977][ T32] INFO: task kworker/1:360:4671 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.286009][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1334.287070][ T32] r5:00001000 r4:dfa99000 ** 11 printk messages dropped ** [ 1334.287569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1334.310681][ T32] r5:848e0000 r4:829187f0 ** 2 printk messages dropped ** [ 1334.310848][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 ** 20 printk messages dropped ** [ 1334.311654][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.312547][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1334.313140][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1334.313229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.313271][ T32] r4:00000000 [ 1334.313292][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.313379][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.313404][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.313475][ T32] r5:00001000 r4:dfa99000 [ 1334.313520][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.313564][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.313604][ T32] r5:8501338c r4:85013000 [ 1334.313643][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.313713][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.313737][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.313809][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.313856][ T32] r4:847da880 [ 1334.313879][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.313928][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.313954][ T32] r4:00000001 [ 1334.313982][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.314037][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.314066][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.314542][ T32] r10:829187f4 r9:eac59d84 r8:00000002 r7:60000013 r6:eac59d8c r5:848e3000 ** 5 printk messages dropped ** [ 1334.314777][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 ** 17 printk messages dropped ** [ 1334.315470][ T32] r4:85378600 ** 7 printk messages dropped ** [ 1334.315728][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.315777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.315823][ T32] r4:8537ee80 [ 1334.316140][ T32] INFO: task kworker/0:416:4677 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.316175][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.316250][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.316322][ T32] Call trace: [ 1334.316350][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.316395][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.316418][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.316551][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1334.316746][ T32] r4:e0771dc0 [ 1334.316766][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.316806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.316829][ T32] r4:00000000 [ 1334.316847][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.316890][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 3 printk messages dropped ** [ 1334.317025][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1334.317721][ T32] task:kworker/0:417 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.317780][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.317844][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.318033][ T32] r5:848e4800 r4:829187f0 ** 2 printk messages dropped ** [ 1334.342246][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 ** 16 printk messages dropped ** [ 1334.342950][ T32] r10:61c88647 r9:848e4800 r8:8537872c r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1334.344355][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 20 printk messages dropped ** [ 1334.345047][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1334.345895][ T32] r5:848e5400 r4:829187f0 ** 3 printk messages dropped ** [ 1334.346024][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1334.346514][ T32] r5:852fb38c r4:852fb000 ** 14 printk messages dropped ** [ 1334.347053][ T32] r4:85367280 [ 1334.347359][ T32] INFO: task kworker/0:418:4681 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.347416][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.347500][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.347571][ T32] Call trace: [ 1334.347624][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.347670][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.347692][ T32] r4:00000000 [ 1334.347723][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.347765][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.347793][ T32] 1d20: 96050000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.347821][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.347844][ T32] 1d60: 80070013 ffffffff [ 1334.347886][ T32] r5:80070013 r4:80239bd0 [ 1334.347908][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.347954][ T32] r4:82ac11e4 [ 1334.347973][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.348012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.348035][ T32] r4:e0771dc0 [ 1334.348075][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.354231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.354269][ T32] r4:00000000 [ 1334.354303][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.354399][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.354425][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.354470][ T32] r5:00001000 r4:dfa99000 [ 1334.354490][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.354529][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.354570][ T32] r5:8501338c r4:85013000 [ 1334.354590][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.354634][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.354653][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.354696][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.354717][ T32] r4:847da880 [ 1334.354736][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.354778][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.354809][ T32] r4:00000001 [ 1334.354832][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.354889][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.354951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.354994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.355044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.355075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1334.355203][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1334.355533][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.355571][ T32] r5:848e6000 r4:829187f0 [ 1334.355590][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.355884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397100 ** 11 printk messages dropped ** [ 1334.356333][ T32] r10:61c88647 r9:848e6000 r8:853760ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1334.357216][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1334.374576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1334.375093][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 9 printk messages dropped ** [ 1334.375505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.376118][ T32] r10:829187f4 r9:eb039d84 r8:00000002 r7:60000013 r6:eb039d8c r5:848e6c00 ** 2 printk messages dropped ** [ 1334.376225][ T32] r5:848e6c00 r4:829187f0 ** 3 printk messages dropped ** [ 1334.376427][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.376859][ T32] r9:83018005 r8:848e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 11 printk messages dropped ** [ 1334.377419][ T32] r10:00000000 r9:85378980 r8:8027ed34 r7:eb231e60 r6:85378a00 r5:848e6c00 ** 10 printk messages dropped ** [ 1334.388846][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.389250][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1334.389424][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1334.389567][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.389884][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.389929][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.389979][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.390000][ T32] r4:847da880 [ 1334.390020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.390063][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.390093][ T32] r4:00000001 [ 1334.390117][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.390151][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.390185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.390216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.390261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.390292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.390313][ T32] r4:8497f8c0 [ 1334.390334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.390362][ T32] INFO: task kworker/0:420:4686 blocked for more than 460 seconds. [ 1334.390395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.390419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.390439][ T32] task:kworker/0:420 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.390483][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.390553][ T32] Call trace: [ 1334.390607][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.390667][ T32] r10:829187f4 r9:eb041d84 r8:00000002 r7:60000113 r6:eb041d8c r5:848e1800 [ 1334.390714][ T32] r4:848e1800 [ 1334.390737][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.390777][ T32] r5:848e1800 r4:829187f0 [ 1334.390815][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.390858][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.390911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1334.390984][ T32] r4:00000000 [ 1334.391013][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.391054][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.391089][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.391127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367dc0 [ 1334.391148][ T32] r4:00000000 [ 1334.391166][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.391207][ T32] r9:83018005 r8:848e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1334.391227][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.391265][ T32] r5:00001000 r4:ea9c1000 [ 1334.391284][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.391321][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.391387][ T32] r5:8530438c r4:85304000 [ 1334.391435][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.391485][ T32] r7:dddced40 r6:83018000 r5:8530438c r4:85378a80 [ 1334.391505][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.391580][ T32] r10:61c88647 r9:848e1800 r8:85378aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.391607][ T32] r4:85378a80 [ 1334.391627][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.391680][ T32] r10:00000000 r9:85378a80 r8:8027ed34 r7:eb231e60 r6:85378b00 r5:848e1800 [ 1334.391705][ T32] r4:00000001 [ 1334.391724][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.391757][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1334.391784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.391811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.391840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.391889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.391932][ T32] r4:853676c0 [ 1334.392339][ T32] INFO: task kworker/0:420:4686 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.392372][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.392474][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.392570][ T32] Call trace: [ 1334.392604][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.392654][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.392679][ T32] r4:00000000 [ 1334.392698][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.392737][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.392807][ T32] 1d20: 96608000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.392840][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.392866][ T32] 1d60: 80070013 ffffffff [ 1334.392913][ T32] r5:80070013 r4:80239bd0 [ 1334.392958][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.393001][ T32] r4:82ac11e4 [ 1334.393020][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.393080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.393106][ T32] r4:e0771dc0 [ 1334.393124][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.393186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.393213][ T32] r4:00000000 [ 1334.393264][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.393313][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.393335][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.393401][ T32] r5:00001000 r4:dfa99000 [ 1334.393424][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.393471][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.393535][ T32] r5:8501338c r4:85013000 [ 1334.393578][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.393627][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1334.393933][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1334.394176][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1334.394446][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1334.394593][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.395091][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.395372][ T32] r10:61c88647 r9:84af3000 r8:85378bac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.395676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.396323][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.396477][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1334.397068][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1334.397471][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1334.397786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.397810][ T32] INFO: task kworker/0:422:4689 blocked for more than 460 seconds. [ 1334.397837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.397859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.397879][ T32] task:kworker/0:422 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.397943][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.397992][ T32] Call trace: [ 1334.398107][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.420683][ T32] r10:829187f4 r9:eb0ddd84 r8:00000002 r7:60000113 r6:eb0ddd8c r5:84af6000 [ 1334.420745][ T32] r4:84af6000 [ 1334.420771][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.420830][ T32] r5:84af6000 r4:829187f0 [ 1334.420850][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.420890][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.420939][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 1334.420962][ T32] r4:00000000 [ 1334.421022][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.421064][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.421126][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.421175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367e80 [ 1334.421227][ T32] r4:00000000 [ 1334.421251][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.421297][ T32] r9:83018005 r8:84af6000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1334.421339][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.421409][ T32] r5:00001000 r4:ea9f7000 [ 1334.421432][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.421472][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.421512][ T32] r5:8530478c r4:85304400 [ 1334.421548][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.421598][ T32] r7:dddced40 r6:83018000 r5:8530478c r4:85378c80 [ 1334.421619][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.421664][ T32] r10:61c88647 r9:84af6000 r8:85378cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.421685][ T32] r4:85378c80 [ 1334.421703][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.421746][ T32] r10:00000000 r9:85378c80 r8:8027ed34 r7:eb041e60 r6:85378d00 r5:84af6000 [ 1334.421778][ T32] r4:00000001 [ 1334.421809][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.421848][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1334.421876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.421903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.421933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.421981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.422008][ T32] r4:85367940 [ 1334.422463][ T32] INFO: task kworker/0:422:4689 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.422499][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.422591][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.422641][ T32] Call trace: [ 1334.422693][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.422756][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.422783][ T32] r4:00000000 [ 1334.422803][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.422841][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.422869][ T32] 1d20: 96a43000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.422896][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.422924][ T32] 1d60: 80070013 ffffffff [ 1334.422972][ T32] r5:80070013 r4:80239bd0 [ 1334.422998][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.423041][ T32] r4:82ac11e4 [ 1334.423060][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.423121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 6 printk messages dropped ** [ 1334.423336][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.423652][ T32] r4:847da880 ** 5 printk messages dropped ** [ 1334.423874][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.424295][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.424568][ T32] r5:848e3c00 r4:829187f0 ** 1 printk messages dropped ** [ 1334.424652][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.424998][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.425360][ T32] r10:00000000 r9:85378d80 r8:8027ed34 r7:eb0dde60 r6:85378e00 r5:848e3c00 ** 9 printk messages dropped ** [ 1334.425889][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.426552][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1334.426742][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1334.427138][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1334.427403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.427634][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.427971][ T32] r5:848e2400 r4:829187f0 [ 1334.428011][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.428098][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.447659][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 1334.447721][ T32] r4:00000000 [ 1334.447772][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.447839][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.447882][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.447943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853770c0 [ 1334.448019][ T32] r4:00000000 [ 1334.448056][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.448644][ T32] r9:83018005 r8:848e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.448678][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.448748][ T32] r5:00001000 r4:eaad9000 [ 1334.448799][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.448844][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.448909][ T32] r5:8530538c r4:85305000 [ 1334.448964][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.449039][ T32] r7:dddced40 r6:83018000 r5:8530538c r4:85378e80 [ 1334.449063][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.449110][ T32] r10:61c88647 r9:848e2400 r8:85378eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.449145][ T32] r4:85378e80 [ 1334.449169][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.449240][ T32] r10:00000000 r9:85378e80 r8:8027ed34 r7:eb2f9e60 r6:85378f00 r5:848e2400 [ 1334.449384][ T32] r4:00000001 [ 1334.449754][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.449809][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1334.449915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.449955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.450004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.450036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.450079][ T32] r4:85367e00 [ 1334.450586][ T32] INFO: task kworker/0:424:4694 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.450624][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.450724][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.450803][ T32] Call trace: [ 1334.450947][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.451023][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.451072][ T32] r4:00000000 [ 1334.451097][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.451176][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.451213][ T32] 1d20: 96ea8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.451242][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.451299][ T32] 1d60: 80070013 ffffffff [ 1334.451438][ T32] r5:80070013 r4:80239bd0 [ 1334.451462][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.451505][ T32] r4:82ac11e4 [ 1334.451526][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.451568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.451624][ T32] r4:e0771dc0 [ 1334.451651][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.451695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.451742][ T32] r4:00000000 [ 1334.451790][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.451846][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.451892][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.451974][ T32] r5:00001000 r4:dfa99000 [ 1334.452000][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.452070][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.452148][ T32] r5:8501338c r4:85013000 [ 1334.452229][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.452289][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.452315][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.452361][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.452406][ T32] r4:847da880 ** 3 printk messages dropped ** [ 1334.452517][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1334.452980][ T32] task:kworker/0:425 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.453464][ T32] r5:848f0000 r4:829187f0 ** 1 printk messages dropped ** [ 1334.453521][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.453879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537be40 [ 1334.453904][ T32] r4:00000000 [ 1334.453944][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.454016][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1334.454040][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.454083][ T32] r5:00001000 r4:eaa91000 [ 1334.454127][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.454171][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.454211][ T32] r5:85304f8c r4:85304c00 [ 1334.454230][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.454274][ T32] r7:dddced40 r6:83018000 r5:85304f8c r4:85378f80 [ 1334.454295][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.454338][ T32] r10:61c88647 r9:848f0000 r8:85378fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.454383][ T32] r4:85378f80 [ 1334.454410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.454479][ T32] r10:00000000 r9:85378f80 r8:8027ed34 r7:eb2e9e60 r6:85380000 r5:848f0000 [ 1334.454505][ T32] r4:00000001 [ 1334.454524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.454558][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1334.454584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.454611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.454639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.454690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.454716][ T32] r4:85377000 [ 1334.455056][ T32] INFO: task kworker/0:425:4696 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.455093][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.455233][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.455279][ T32] Call trace: [ 1334.455310][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.455362][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.455385][ T32] r4:00000000 [ 1334.455404][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.455465][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.455499][ T32] 1d20: 96ea8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.455528][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.455550][ T32] 1d60: 80070013 ffffffff [ 1334.455572][ T32] r5:80070013 r4:80239bd0 [ 1334.455591][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1334.455854][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.456191][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.456696][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1334.456962][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1334.457005][ T32] task:kworker/0:426 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.457083][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.457156][ T32] Call trace: [ 1334.457188][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.457278][ T32] r10:829187f4 r9:eb301d84 r8:00000002 r7:60000013 r6:eb301d8c r5:848f0c00 [ 1334.457388][ T32] r4:848f0c00 [ 1334.457418][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.457460][ T32] r5:848f0c00 r4:829187f0 [ 1334.457480][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.457532][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.457598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 [ 1334.457633][ T32] r4:00000000 [ 1334.457662][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.457724][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.457820][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.457864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377540 [ 1334.457886][ T32] r4:00000000 [ 1334.457904][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.457952][ T32] r9:83018005 r8:848f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1334.457975][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.458034][ T32] r5:00001000 r4:eac25000 [ 1334.488681][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.488835][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.488886][ T32] r5:85305b8c r4:85305800 [ 1334.488907][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.489169][ T32] r10:00000000 r9:85380080 r8:8027ed34 r7:eb2e9e60 r6:85380100 r5:848f0c00 ** 9 printk messages dropped ** [ 1334.489951][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.490503][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.490699][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.490890][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.491507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.492029][ T32] r4:848f1800 ** 1 printk messages dropped ** [ 1334.492094][ T32] r5:848f1800 r4:829187f0 ** 2 printk messages dropped ** [ 1334.492194][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 ** 9 printk messages dropped ** [ 1334.492665][ T32] r5:00001000 r4:eabd7000 ** 6 printk messages dropped ** [ 1334.492965][ T32] r10:61c88647 r9:848f1800 r8:853801ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.493277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.494075][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1334.494378][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1334.494714][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1334.495001][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1334.495458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.495704][ T32] task:kworker/0:428 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.496128][ T32] r5:848f2400 r4:829187f0 [ 1334.496152][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.496192][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.496236][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 1334.496258][ T32] r4:00000000 [ 1334.496276][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.496312][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.496347][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.496397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377640 [ 1334.496438][ T32] r4:00000000 [ 1334.496461][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.496504][ T32] r9:83018005 r8:848f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1334.496526][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.496568][ T32] r5:00001000 r4:eac5d000 [ 1334.496609][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.496684][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.496810][ T32] r5:85305f8c r4:85305c00 [ 1334.496834][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.496880][ T32] r7:dddced40 r6:83018000 r5:85305f8c r4:85380280 [ 1334.496900][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.496950][ T32] r10:61c88647 r9:848f2400 r8:853802ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.496972][ T32] r4:85380280 [ 1334.496990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.497032][ T32] r10:00000000 r9:85380280 r8:8027ed34 r7:eb301e60 r6:85380300 r5:848f2400 [ 1334.497053][ T32] r4:00000001 [ 1334.497071][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.497103][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1334.497188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.497222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.497304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.497337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.497382][ T32] r4:853773c0 [ 1334.497755][ T32] INFO: task kworker/0:428:4702 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.497801][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.497861][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.497906][ T32] Call trace: [ 1334.497942][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.497987][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.498034][ T32] r4:00000000 [ 1334.498137][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.518688][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.518750][ T32] 1d20: 9775b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.518806][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.518836][ T32] 1d60: 80070013 ffffffff [ 1334.518863][ T32] r5:80070013 r4:80239bd0 [ 1334.518886][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.518999][ T32] r4:82ac11e4 [ 1334.519048][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.519137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.519165][ T32] r4:e0771dc0 [ 1334.519185][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.519231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.519277][ T32] r4:00000000 [ 1334.519305][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.519353][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.519375][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.519420][ T32] r5:00001000 r4:dfa99000 [ 1334.519440][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.519478][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.519519][ T32] r5:8501338c r4:85013000 [ 1334.519538][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.519582][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.519604][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1334.519758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1334.520057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.520427][ T32] r5:848f3000 r4:829187f0 [ 1334.520461][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.520665][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.520946][ T32] r5:00001000 r4:eac9d000 ** 4 printk messages dropped ** [ 1334.521167][ T32] r7:dddced40 r6:83018000 r5:8530638c r4:85380380 ** 7 printk messages dropped ** [ 1334.521513][ T32] Exception stack(0xdf885fb0 to 0xdf885ff8) [ 1334.521561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.521617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.521675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.521731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.521756][ T32] r4:85377440 [ 1334.522271][ T32] INFO: task kworker/0:429:4704 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.522313][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.522372][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.522418][ T32] Call trace: [ 1334.522476][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.522548][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.522577][ T32] r4:00000000 [ 1334.522620][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.522664][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.522694][ T32] 1d20: 9775b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.522723][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.522746][ T32] 1d60: 80070013 ffffffff [ 1334.522792][ T32] r5:80070013 r4:80239bd0 [ 1334.522816][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.522857][ T32] r4:82ac11e4 [ 1334.522876][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.522922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.522965][ T32] r4:e0771dc0 [ 1334.522997][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.523072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.523097][ T32] r4:00000000 [ 1334.523140][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.523188][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.523234][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.523279][ T32] r5:00001000 r4:dfa99000 [ 1334.523298][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.523365][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.523409][ T32] r5:8501338c r4:85013000 [ 1334.523469][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.523520][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.523541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.523587][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.523609][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1334.523746][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1334.524087][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.524544][ T32] r5:848f3c00 r4:829187f0 [ 1334.524576][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.524615][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.524660][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1334.524682][ T32] r4:00000000 [ 1334.524700][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.524736][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.524771][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.524812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377ac0 [ 1334.524834][ T32] r4:00000000 [ 1334.524852][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.524906][ T32] r9:83018005 r8:848f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1334.524938][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.524979][ T32] r5:00001000 r4:eb02b000 [ 1334.524998][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.525037][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.525104][ T32] r5:85306b8c r4:85306800 [ 1334.525127][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.525172][ T32] r7:dddced40 r6:83018000 r5:85306b8c r4:85380480 [ 1334.525191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.525266][ T32] r10:61c88647 r9:848f3c00 r8:853804ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.525291][ T32] r4:85380480 [ 1334.525312][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.525383][ T32] r10:00000000 r9:85380480 r8:8027ed34 r7:df885e60 r6:85380500 r5:848f3c00 [ 1334.525409][ T32] r4:00000001 [ 1334.525428][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.525478][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1334.525518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.525549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.525575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.525604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.525636][ T32] r4:85377840 [ 1334.525958][ T32] INFO: task kworker/0:430:4706 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.525994][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1334.526250][ T32] r4:00000000 [ 1334.526270][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.526308][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.526338][ T32] 1d20: 9775b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.526367][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.526389][ T32] 1d60: 80070013 ffffffff [ 1334.526451][ T32] r5:80070013 r4:80239bd0 [ 1334.526475][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1334.526674][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.526968][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.527566][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 9 printk messages dropped ** [ 1334.527866][ T32] task:kworker/0:431 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.560986][ T32] r5:848f4800 r4:829187f0 [ 1334.561052][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.561372][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.561809][ T32] r5:8530678c r4:85306400 ** 6 printk messages dropped ** [ 1334.562077][ T32] r10:00000000 r9:85380580 r8:8027ed34 r7:e070de60 r6:85380600 r5:848f4800 ** 7 printk messages dropped ** [ 1334.562441][ T32] r4:85377780 ** 2 printk messages dropped ** [ 1334.563069][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1334.563456][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1334.563786][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.564121][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1334.564333][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1334.564632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.565130][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.565389][ T32] r5:848f5400 r4:829187f0 [ 1334.565409][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.565805][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.565869][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.565914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377c80 [ 1334.565969][ T32] r4:00000000 [ 1334.565991][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.566036][ T32] r9:83018005 r8:848f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1334.566080][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.566125][ T32] r5:00001000 r4:eb04b000 [ 1334.566170][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.566212][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.566252][ T32] r5:85306f8c r4:85306c00 [ 1334.566271][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.566363][ T32] r7:dddced40 r6:83018000 r5:85306f8c r4:85380680 [ 1334.566387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.566431][ T32] r10:61c88647 r9:848f5400 r8:853806ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.566522][ T32] r4:85380680 [ 1334.566545][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.566684][ T32] r10:00000000 r9:85380680 r8:8027ed34 r7:e070de60 r6:85380700 r5:848f5400 [ 1334.566710][ T32] r4:00000001 [ 1334.566729][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.566786][ T32] Exception stack(0xeb30dfb0 to 0xeb30dff8) [ 1334.566852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.566952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.566997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.567029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.567052][ T32] r4:85377940 [ 1334.567359][ T32] INFO: task kworker/0:432:4710 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.567437][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.567505][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.567552][ T32] Call trace: [ 1334.567580][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.567626][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.567650][ T32] r4:00000000 [ 1334.567669][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.567787][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.567821][ T32] 1d20: 97e7b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.567942][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.567976][ T32] 1d60: 80070013 ffffffff [ 1334.568000][ T32] r5:80070013 r4:80239bd0 [ 1334.568020][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.568106][ T32] r4:82ac11e4 [ 1334.588569][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.588752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.588786][ T32] r4:e0771dc0 [ 1334.588809][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.588855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.588902][ T32] r4:00000000 [ 1334.588934][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.588984][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.589005][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.589051][ T32] r5:00001000 r4:dfa99000 [ 1334.589097][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.589154][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.589200][ T32] r5:8501338c r4:85013000 ** 1 printk messages dropped ** [ 1334.589266][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1334.589646][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 9 printk messages dropped ** [ 1334.590043][ T32] task:kworker/0:433 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.590640][ T32] r5:848f6000 r4:829187f0 [ 1334.590664][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.591007][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.591516][ T32] r7:dddced40 r6:83018000 r5:8530738c r4:85380780 ** 8 printk messages dropped ** [ 1334.591826][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.592676][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.593269][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1334.593602][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.593984][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1334.594235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.594276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.594307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.594331][ T32] r4:8497f8c0 [ 1334.594350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.594373][ T32] INFO: task kworker/0:434:4714 blocked for more than 461 seconds. [ 1334.594402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.594426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.594497][ T32] task:kworker/0:434 state:D stack:0 pid:4714 tgid:4714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.594557][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.594630][ T32] Call trace: [ 1334.594713][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.594763][ T32] r10:829187f4 r9:eb315d84 r8:00000002 r7:60000013 r6:eb315d8c r5:848f6c00 [ 1334.594785][ T32] r4:848f6c00 [ 1334.594828][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.594873][ T32] r5:848f6c00 r4:829187f0 [ 1334.594946][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.595035][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.595085][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1334.595107][ T32] r4:00000000 [ 1334.595126][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.595196][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.595240][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.595331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377f40 [ 1334.595357][ T32] r4:00000000 [ 1334.595376][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.595460][ T32] r9:83018005 r8:848f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1334.595510][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.595579][ T32] r5:00001000 r4:eb093000 [ 1334.595610][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.595651][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.595704][ T32] r5:8530778c r4:85307400 [ 1334.595751][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.595833][ T32] r7:dddced40 r6:83018000 r5:8530778c r4:85380880 [ 1334.595856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.595901][ T32] r10:61c88647 r9:848f6c00 r8:853808ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.595940][ T32] r4:85380880 [ 1334.595962][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.596079][ T32] r10:00000000 r9:85380880 r8:8027ed34 r7:eb311e60 r6:85380900 r5:848f6c00 [ 1334.596104][ T32] r4:00000001 [ 1334.596123][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.596215][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1334.596286][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.596354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.596385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.596449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.596474][ T32] r4:85377b80 [ 1334.596845][ T32] INFO: task kworker/0:434:4714 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.596888][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1334.597103][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.597867][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1334.598018][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1334.621677][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1334.622193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.622512][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.622836][ T32] r5:85440c00 r4:829187f0 ** 1 printk messages dropped ** [ 1334.622892][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.623109][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.623481][ T32] r5:85307b8c r4:85307800 ** 6 printk messages dropped ** [ 1334.623936][ T32] r10:00000000 r9:85380980 r8:8027ed34 r7:eb315e60 r6:85380a00 r5:85440c00 ** 10 printk messages dropped ** [ 1334.625358][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.625762][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1334.626059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1334.626541][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1334.626872][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1334.627076][ T32] r4:8497f8c0 [ 1334.627123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.627175][ T32] INFO: task kworker/0:436:4718 blocked for more than 461 seconds. [ 1334.627237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.627265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.627309][ T32] task:kworker/0:436 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.627359][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.627400][ T32] Call trace: [ 1334.627452][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.627502][ T32] r10:829187f4 r9:eb321d84 r8:00000002 r7:60000013 r6:eb321d8c r5:85440000 [ 1334.627525][ T32] r4:85440000 [ 1334.627544][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.627584][ T32] r5:85440000 r4:829187f0 [ 1334.627631][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.627675][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.627720][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 1334.627741][ T32] r4:00000000 [ 1334.627782][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.627848][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.627902][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.627955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85394100 [ 1334.627979][ T32] r4:00000000 [ 1334.627998][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.628050][ T32] r9:83018005 r8:85440000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1334.638702][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.638859][ T32] r5:00001000 r4:eb0af000 [ 1334.638897][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.638976][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.639021][ T32] r5:85307f8c r4:85307c00 [ 1334.639049][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.639146][ T32] r7:dddced40 r6:83018000 r5:85307f8c r4:85380a80 [ 1334.639173][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.639221][ T32] r10:61c88647 r9:85440000 r8:85380aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.639386][ T32] r4:85380a80 [ 1334.639418][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.639500][ T32] r10:00000000 r9:85380a80 r8:8027ed34 r7:eb31de60 r6:85380b00 r5:85440000 [ 1334.639527][ T32] r4:00000001 [ 1334.639548][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.639585][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1334.639625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.639791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.639892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.639933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.640053][ T32] r4:85377b80 [ 1334.640600][ T32] INFO: task kworker/0:436:4718 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.640704][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.640779][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.640881][ T32] Call trace: [ 1334.640926][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.640982][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.641023][ T32] r4:00000000 [ 1334.641047][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.641255][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 2 printk messages dropped ** [ 1334.641347][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1334.641576][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1334.641796][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.642368][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.642712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.643171][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.643449][ T32] r5:85441800 r4:829187f0 ** 1 printk messages dropped ** [ 1334.643556][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.644174][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.644534][ T32] r4:85380b80 ** 6 printk messages dropped ** [ 1334.644737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.645898][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1334.646322][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1334.646539][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1334.646856][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.647391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.647762][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.647992][ T32] r5:85443000 r4:829187f0 [ 1334.648011][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.648144][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.681355][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1334.681431][ T32] r4:00000000 [ 1334.681526][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.681597][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.681668][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.681717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85394540 [ 1334.681745][ T32] r4:00000000 [ 1334.681779][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.681875][ T32] r9:83018005 r8:85443000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1334.681901][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.681969][ T32] r5:00001000 r4:eb0c3000 [ 1334.681993][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.682034][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.682076][ T32] r5:8543c38c r4:8543c000 [ 1334.682120][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.682175][ T32] r7:dddced40 r6:83018000 r5:8543c38c r4:85380c80 [ 1334.682198][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.682243][ T32] r10:61c88647 r9:85443000 r8:85380cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.682265][ T32] r4:85380c80 [ 1334.682320][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.682402][ T32] r10:00000000 r9:85380c80 r8:8027ed34 r7:eb325e60 r6:85380d00 r5:85443000 [ 1334.682429][ T32] r4:00000001 [ 1334.682477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.682518][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 1334.682547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.682600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.682631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.682660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.682682][ T32] r4:85394080 [ 1334.683234][ T32] INFO: task kworker/0:438:4721 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.683275][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.683406][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.683509][ T32] Call trace: [ 1334.683549][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.683599][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.683622][ T32] r4:00000000 [ 1334.683641][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.683679][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.683731][ T32] 1d20: 98e96000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.683791][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.683852][ T32] 1d60: 80070013 ffffffff [ 1334.683901][ T32] r5:80070013 r4:80239bd0 [ 1334.683968][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.684019][ T32] r4:82ac11e4 [ 1334.684039][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.684080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.684125][ T32] r4:e0771dc0 [ 1334.684222][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.684269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.684293][ T32] r4:00000000 [ 1334.684336][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.684384][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.684432][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.684477][ T32] r5:00001000 r4:dfa99000 [ 1334.684497][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.684558][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.684675][ T32] r5:8501338c r4:85013000 [ 1334.684726][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.684776][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.684798][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.684871][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.684940][ T32] r4:847da880 [ 1334.684966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.685034][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.685256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.685840][ T32] r4:85444800 ** 1 printk messages dropped ** [ 1334.685949][ T32] r5:85444800 r4:829187f0 [ 1334.685994][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.686127][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.686226][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.686261][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.686299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853972c0 [ 1334.686321][ T32] r4:00000000 [ 1334.686363][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.686411][ T32] r9:83018205 r8:85444800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.686444][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.686533][ T32] r5:00001000 r4:eb0e3000 [ 1334.686564][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.686607][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.686650][ T32] r5:85408b8c r4:85408800 [ 1334.686671][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.686714][ T32] r7:ddde2d40 r6:83018200 r5:85408b8c r4:85376100 [ 1334.686737][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.686782][ T32] r10:61c88647 r9:85444800 r8:8537612c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.686805][ T32] r4:85376100 [ 1334.686825][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.686869][ T32] r10:00000000 r9:85376100 r8:8027ed34 r7:eb2ede60 r6:85380d80 r5:85444800 [ 1334.686895][ T32] r4:00000001 [ 1334.686962][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.687021][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) [ 1334.687101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.687157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.687202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.687235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.687257][ T32] r4:85397040 [ 1334.687592][ T32] INFO: task kworker/1:363:4724 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.687630][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.687771][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.687854][ T32] Call trace: [ 1334.687930][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.687986][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.688037][ T32] r4:00000000 [ 1334.688095][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.700111][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.700200][ T32] 1d20: 98e96000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.700284][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.700337][ T32] 1d60: 80070013 ffffffff [ 1334.700371][ T32] r5:80070013 r4:80239bd0 [ 1334.700395][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.700459][ T32] r4:82ac11e4 [ 1334.700492][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.700542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.700564][ T32] r4:e0771dc0 [ 1334.700608][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.700657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.700680][ T32] r4:00000000 [ 1334.700713][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.700813][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.700839][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.700908][ T32] r5:00001000 r4:dfa99000 [ 1334.700943][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.700985][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.701027][ T32] r5:8501338c r4:85013000 [ 1334.701047][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.701111][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.701136][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.701206][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.701235][ T32] r4:847da880 ** 1 printk messages dropped ** [ 1334.701300][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1334.701681][ T32] INFO: task kworker/1:364:4726 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.702224][ T32] r5:85442400 r4:829187f0 [ 1334.702243][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.702349][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 ** 8 printk messages dropped ** [ 1334.702637][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.703064][ T32] r10:61c88647 r9:85442400 r8:853761ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.703466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1334.704543][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1334.704887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 10 printk messages dropped ** [ 1334.705403][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.705779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.706047][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.706359][ T32] r5:85445400 r4:829187f0 [ 1334.706401][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.706701][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.707238][ T32] r7:dddced40 r6:83018000 r5:8543cb8c r4:85380e80 ** 8 printk messages dropped ** [ 1334.707717][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.730395][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.731042][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1334.731131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.731198][ T32] r4:00000000 [ 1334.731250][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.731302][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.731430][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.731503][ T32] r5:00001000 r4:dfa99000 [ 1334.731593][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.731676][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.731725][ T32] r5:8501338c r4:85013000 [ 1334.731774][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.731859][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.731928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.731982][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.732027][ T32] r4:847da880 [ 1334.732051][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.732139][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.732167][ T32] r4:00000001 [ 1334.732215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.732261][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.732336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.732405][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.732471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.732506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.732529][ T32] r4:8497f8c0 [ 1334.732550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.732579][ T32] INFO: task kworker/0:440:4730 blocked for more than 461 seconds. [ 1334.732638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.732722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.732799][ T32] task:kworker/0:440 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.732877][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.732928][ T32] Call trace: [ 1334.732960][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.733005][ T32] r10:829187f4 r9:eb319d84 r8:00000002 r7:60000013 r6:eb319d8c r5:85446000 [ 1334.733027][ T32] r4:85446000 [ 1334.733047][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.733131][ T32] r5:85446000 r4:829187f0 [ 1334.733155][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.733197][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.733263][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1334.733313][ T32] r4:00000000 [ 1334.733335][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.733387][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.733428][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.733469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85394b80 [ 1334.733532][ T32] r4:00000000 [ 1334.733557][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.733601][ T32] r9:83018005 r8:85446000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1334.733623][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.733687][ T32] r5:00001000 r4:eb117000 [ 1334.733711][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.733750][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.733790][ T32] r5:8543cf8c r4:8543cc00 [ 1334.733848][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.733907][ T32] r7:dddced40 r6:83018000 r5:8543cf8c r4:85380f80 [ 1334.733936][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.733981][ T32] r10:61c88647 r9:85446000 r8:85380fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.734026][ T32] r4:85380f80 [ 1334.734074][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.734122][ T32] r10:00000000 r9:85380f80 r8:8027ed34 r7:eb335e60 r6:8402d400 r5:85446000 [ 1334.734167][ T32] r4:00000001 [ 1334.734189][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.734222][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 1334.734263][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.734331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.734447][ T32] r4:85394800 ** 5 printk messages dropped ** [ 1334.735146][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1334.735662][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1334.735943][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1334.736337][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1334.736569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.737050][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.737259][ T32] r5:85446c00 r4:829187f0 [ 1334.737279][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1334.737880][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1334.760975][ T32] r7:dddced40 r6:83018000 r5:8543d38c r4:830cd400 ** 1 printk messages dropped ** [ 1334.761068][ T32] r10:61c88647 r9:85446c00 r8:830cd42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.761116][ T32] r4:830cd400 [ 1334.761141][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.761189][ T32] r10:00000000 r9:830cd400 r8:8027ed34 r7:eb319e60 r6:830cd380 r5:85446c00 [ 1334.761211][ T32] r4:00000001 [ 1334.761258][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.761299][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 1334.761399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.761432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.761487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.761523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.761547][ T32] r4:85394980 [ 1334.762058][ T32] INFO: task kworker/0:441:4732 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.762097][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.762215][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.762308][ T32] Call trace: [ 1334.762377][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.762448][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.762476][ T32] r4:00000000 [ 1334.762496][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.762535][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.762566][ T32] 1d20: 99655000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.762620][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.762647][ T32] 1d60: 80070013 ffffffff [ 1334.762694][ T32] r5:80070013 r4:80239bd0 [ 1334.762718][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.762788][ T32] r4:82ac11e4 [ 1334.762812][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.762856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.763005][ T32] r4:e0771dc0 [ 1334.763040][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.763108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.763143][ T32] r4:00000000 [ 1334.763163][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.763216][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.763240][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.763300][ T32] r5:00001000 r4:dfa99000 [ 1334.763323][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.763365][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.763430][ T32] r5:8501338c r4:85013000 [ 1334.763510][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.763561][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.763583][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.763629][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.763691][ T32] r4:847da880 [ 1334.763745][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.763794][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.763817][ T32] r4:00000001 [ 1334.763872][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.763952][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.763984][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.764035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.764066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.764094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.764115][ T32] r4:8497f8c0 ** 1 printk messages dropped ** [ 1334.764214][ T32] INFO: task kworker/0:442:4735 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.764771][ T32] r5:85448000 r4:829187f0 [ 1334.764868][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.765026][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.765204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85394e80 ** 8 printk messages dropped ** [ 1334.765680][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.766124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.767050][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1334.767385][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1334.767589][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1334.784973][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1334.785280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.785881][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.786054][ T32] r5:85448c00 r4:829187f0 [ 1334.786074][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.786393][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1334.786852][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.787142][ T32] r4:00000001 [ 1334.787162][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.787216][ T32] Exception stack(0xeb345fb0 to 0xeb345ff8) [ 1334.787247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.787335][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.787369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.787420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.787445][ T32] r4:85394b00 [ 1334.787984][ T32] INFO: task kworker/0:443:4736 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.788025][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.802867][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.803000][ T32] Call trace: [ 1334.803091][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.803149][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.803173][ T32] r4:00000000 [ 1334.803193][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.803230][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.803380][ T32] 1d20: 99d5e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.803414][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.803440][ T32] 1d60: 80070013 ffffffff [ 1334.803464][ T32] r5:80070013 r4:80239bd0 [ 1334.803499][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.803547][ T32] r4:82ac11e4 [ 1334.803566][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.803606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.803651][ T32] r4:e0771dc0 [ 1334.803675][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.803738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.803787][ T32] r4:00000000 [ 1334.803826][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.803875][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.803899][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.803950][ T32] r5:00001000 r4:dfa99000 [ 1334.803970][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.804009][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.804074][ T32] r5:8501338c r4:85013000 [ 1334.804099][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.804146][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.804191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.804262][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.804287][ T32] r4:847da880 [ 1334.804334][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.804388][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.804411][ T32] r4:00000001 [ 1334.804503][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.804542][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.804570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.804616][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.804669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.804725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.804753][ T32] r4:8497f8c0 [ 1334.804777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.804842][ T32] INFO: task kworker/0:444:4738 blocked for more than 461 seconds. [ 1334.804881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.804908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.804935][ T32] task:kworker/0:444 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.805312][ T32] r5:8544a400 r4:829187f0 [ 1334.805358][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.805591][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.805794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385180 ** 11 printk messages dropped ** [ 1334.806299][ T32] r10:61c88647 r9:8544a400 r8:8539922c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1334.807328][ T32] INFO: task kworker/0:444:4738 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 13 printk messages dropped ** [ 1334.807930][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.823470][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.823719][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.824153][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.824345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1334.825001][ T32] r10:829187f4 r9:eb34dd84 r8:00000002 r7:60000113 r6:eb34dd8c r5:8544b000 ** 2 printk messages dropped ** [ 1334.825104][ T32] r5:8544b000 r4:829187f0 ** 3 printk messages dropped ** [ 1334.825228][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.825319][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.825742][ T32] r7:dddced40 r6:83018000 r5:8543eb8c r4:85399300 ** 6 printk messages dropped ** [ 1334.825965][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.826839][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.827341][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1334.827406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.827438][ T32] r4:e0771dc0 [ 1334.827461][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.827505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.827540][ T32] r4:00000000 [ 1334.827562][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.827633][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.827709][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.827754][ T32] r5:00001000 r4:dfa99000 [ 1334.827775][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.827813][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.827854][ T32] r5:8501338c r4:85013000 [ 1334.827874][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.827927][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.827962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.828012][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.828060][ T32] r4:847da880 [ 1334.840771][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.840939][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.840970][ T32] r4:00000001 [ 1334.841004][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.841048][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.841079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.841108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.841203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.841236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.841418][ T32] r4:8497f8c0 [ 1334.841482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.841527][ T32] INFO: task kworker/0:446:4742 blocked for more than 461 seconds. [ 1334.841561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.841585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.841606][ T32] task:kworker/0:446 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.841693][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.841742][ T32] Call trace: [ 1334.841774][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.841822][ T32] r10:829187f4 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:85449800 [ 1334.841844][ T32] r4:85449800 [ 1334.841863][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.841903][ T32] r5:85449800 r4:829187f0 [ 1334.841928][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.841968][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.842012][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1334.842033][ T32] r4:00000000 [ 1334.842051][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.842090][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.842185][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.842240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397780 [ 1334.842262][ T32] r4:00000000 [ 1334.842281][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.842331][ T32] r9:83018005 r8:85449800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1334.842375][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.842446][ T32] r5:00001000 r4:eb17b000 [ 1334.842470][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.842510][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.842551][ T32] r5:8540938c r4:85409000 [ 1334.842570][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.842642][ T32] r7:dddced40 r6:83018000 r5:8540938c r4:85399400 [ 1334.842669][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.842738][ T32] r10:61c88647 r9:85449800 r8:8539942c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.842783][ T32] r4:85399400 [ 1334.842806][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.842849][ T32] r10:00000000 r9:85399400 r8:8027ed34 r7:eb34de60 r6:85399480 r5:85449800 [ 1334.842909][ T32] r4:00000001 [ 1334.842967][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.843003][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1334.843028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.843073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.843151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.843195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.843254][ T32] r4:85385400 [ 1334.843749][ T32] INFO: task kworker/0:446:4742 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.843786][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.843872][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.843954][ T32] Call trace: [ 1334.844033][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.844091][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.844144][ T32] r4:00000000 [ 1334.844170][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.844209][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.844240][ T32] 1d20: 9a2ab000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.844268][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.844291][ T32] 1d60: 80070013 ffffffff [ 1334.844336][ T32] r5:80070013 r4:80239bd0 [ 1334.844361][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1334.844617][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.844803][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.845129][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1334.845428][ T32] INFO: task kworker/0:447:4743 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.845863][ T32] r5:8544c800 r4:829187f0 [ 1334.845901][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.846044][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.846168][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.846666][ T32] r5:8543e38c r4:8543e000 ** 4 printk messages dropped ** [ 1334.846975][ T32] r4:85399500 ** 1 printk messages dropped ** [ 1334.847038][ T32] r10:00000000 r9:85399500 r8:8027ed34 r7:eb34de60 r6:85399580 r5:8544c800 [ 1334.847060][ T32] r4:00000001 [ 1334.847092][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.847130][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1334.847155][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.847182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.847208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.847235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.847256][ T32] r4:85385380 [ 1334.847570][ T32] INFO: task kworker/0:447:4743 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.847606][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.847665][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.847710][ T32] Call trace: [ 1334.847785][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.847925][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.847954][ T32] r4:00000000 [ 1334.847973][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.848011][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.848058][ T32] 1d20: 9a2ab000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.871135][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.871236][ T32] 1d60: 80070013 ffffffff [ 1334.871277][ T32] r5:80070013 r4:80239bd0 [ 1334.871304][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.871368][ T32] r4:82ac11e4 [ 1334.871394][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.871438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.871475][ T32] r4:e0771dc0 [ 1334.871499][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.871544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.871577][ T32] r4:00000000 [ 1334.871608][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.871656][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.871678][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.871747][ T32] r5:00001000 r4:dfa99000 [ 1334.871771][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.871811][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.871858][ T32] r5:8501338c r4:85013000 [ 1334.871978][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.872034][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.872083][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.872252][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.872279][ T32] r4:847da880 [ 1334.872299][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.872352][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.872373][ T32] r4:00000001 [ 1334.872392][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.872426][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.872452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.872484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.872583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.872626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.872653][ T32] r4:8497f8c0 [ 1334.872712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.872769][ T32] INFO: task kworker/0:448:4747 blocked for more than 461 seconds. [ 1334.872807][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.872832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.872853][ T32] task:kworker/0:448 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.872949][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.873052][ T32] Call trace: [ 1334.873086][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.873138][ T32] r10:829187f4 r9:eb351d84 r8:00000002 r7:60000113 r6:eb351d8c r5:8544bc00 [ 1334.873185][ T32] r4:8544bc00 [ 1334.873278][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.873328][ T32] r5:8544bc00 r4:829187f0 [ 1334.873348][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.873387][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.873443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 [ 1334.873490][ T32] r4:00000000 [ 1334.873558][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.873600][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.873634][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.873674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385880 [ 1334.873698][ T32] r4:00000000 [ 1334.873718][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.873761][ T32] r9:83018005 r8:8544bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1334.873782][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.873850][ T32] r5:00001000 r4:eb1a5000 [ 1334.873874][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.873927][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.874021][ T32] r5:8543e78c r4:8543e400 [ 1334.874044][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.874088][ T32] r7:dddced40 r6:83018000 r5:8543e78c r4:85399600 [ 1334.874132][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.874193][ T32] r10:61c88647 r9:8544bc00 r8:8539962c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.874219][ T32] r4:85399600 [ 1334.874267][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.874546][ T32] r10:00000000 r9:85399600 r8:8027ed34 r7:eb34de60 r6:85399680 r5:8544bc00 [ 1334.874597][ T32] r4:00000001 [ 1334.874619][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.874703][ T32] Exception stack(0xeb351fb0 to 0xeb351ff8) [ 1334.874733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.874761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.874786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.874826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.874876][ T32] r4:853856c0 [ 1334.875401][ T32] INFO: task kworker/0:448:4747 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.875440][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.875497][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.875599][ T32] Call trace: [ 1334.875659][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.875706][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.875728][ T32] r4:00000000 [ 1334.875747][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.875784][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.875813][ T32] 1d20: 9a7fb000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.875842][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.875876][ T32] 1d60: 80070013 ffffffff [ 1334.875954][ T32] r5:80070013 r4:80239bd0 [ 1334.875978][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.876019][ T32] r4:82ac11e4 [ 1334.876037][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.876076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.876109][ T32] r4:e0771dc0 [ 1334.876131][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.876171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.876192][ T32] r4:00000000 [ 1334.876215][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.876263][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.876296][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.876343][ T32] r5:00001000 r4:dfa99000 [ 1334.876363][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.876401][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.876452][ T32] r5:8501338c r4:85013000 [ 1334.876475][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.876547][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.876571][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.876636][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.876751][ T32] r4:847da880 [ 1334.876777][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.876821][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.876843][ T32] r4:00000001 [ 1334.876887][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.876957][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 1 printk messages dropped ** [ 1334.877065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.877209][ T32] INFO: task kworker/0:449:4749 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1334.877508][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.877764][ T32] r5:8544e000 r4:829187f0 [ 1334.877807][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.877873][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.877928][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 [ 1334.877954][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.878011][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1334.901670][ T32] r9:83018005 r8:8544e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 4 printk messages dropped ** [ 1334.901854][ T32] r5:8543f38c r4:8543f000 ** 3 printk messages dropped ** [ 1334.902102][ T32] r10:61c88647 r9:8544e000 r8:8539972c r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1334.902297][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1334.902464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1334.903158][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.903555][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1334.903854][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1334.903927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 7 printk messages dropped ** [ 1334.904360][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1334.904764][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1334.904942][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1334.905073][ T32] r4:8497f8c0 ** 1 printk messages dropped ** [ 1334.905139][ T32] INFO: task kworker/0:450:4750 blocked for more than 461 seconds. [ 1334.905175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.905200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.905315][ T32] task:kworker/0:450 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.905371][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.905442][ T32] Call trace: [ 1334.905501][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.905548][ T32] r10:829187f4 r9:eb369d84 r8:00000002 r7:60000113 r6:eb369d8c r5:8544ec00 [ 1334.905571][ T32] r4:8544ec00 [ 1334.905591][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.905630][ T32] r5:8544ec00 r4:829187f0 [ 1334.905649][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.905702][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.905801][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1334.905826][ T32] r4:00000000 [ 1334.905868][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.905952][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.905992][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.906032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385b40 [ 1334.906054][ T32] r4:00000000 [ 1334.906097][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.906156][ T32] r9:83018005 r8:8544ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1334.906205][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.906273][ T32] r5:00001000 r4:eb36b000 [ 1334.906296][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.906380][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.906425][ T32] r5:8543ef8c r4:8543ec00 ** 7 printk messages dropped ** [ 1334.906704][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.907479][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.907934][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1334.918627][ T32] r4:e0771dc0 [ 1334.918652][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.918716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.918739][ T32] r4:00000000 [ 1334.918758][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.918803][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.918824][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.918868][ T32] r5:00001000 r4:dfa99000 [ 1334.918887][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.918980][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.919032][ T32] r5:8501338c r4:85013000 [ 1334.919052][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.919242][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 7 printk messages dropped ** [ 1334.919445][ T32] r4:8497f8c0 ** 11 printk messages dropped ** [ 1334.919843][ T32] r5:8544d400 r4:829187f0 ** 1 printk messages dropped ** [ 1334.919899][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.920180][ T32] r9:83018205 r8:8544d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 6 printk messages dropped ** [ 1334.920396][ T32] r7:ddde2d40 r6:83018200 r5:85409f8c r4:85376200 ** 4 printk messages dropped ** [ 1334.920535][ T32] r10:00000000 r9:85376200 r8:8027ed34 r7:eb2ede60 r6:85399900 r5:8544d400 ** 6 printk messages dropped ** [ 1334.920711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1334.924821][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1334.925140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1334.925702][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1334.926051][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1334.926566][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.927215][ T32] r5:85443c00 r4:829187f0 [ 1334.927240][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.927476][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1334.927606][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.927685][ T32] r9:83018005 r8:85443c00 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1334.927709][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.927750][ T32] r5:00001000 r4:eb383000 [ 1334.927889][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.927937][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.928037][ T32] r5:8543f78c r4:8543f400 [ 1334.961565][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.961725][ T32] r7:dddced40 r6:83018000 r5:8543f78c r4:85399980 [ 1334.961751][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.961853][ T32] r10:61c88647 r9:85443c00 r8:853999ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.961882][ T32] r4:85399980 [ 1334.961903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.961956][ T32] r10:00000000 r9:85399980 r8:8027ed34 r7:eb35de60 r6:85399a00 r5:85443c00 [ 1334.961979][ T32] r4:00000001 [ 1334.961998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.962035][ T32] Exception stack(0xeb38dfb0 to 0xeb38dff8) [ 1334.962064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.962197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.962260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.962326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.962391][ T32] r4:85385ac0 [ 1334.962964][ T32] INFO: task kworker/0:451:4754 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1334.963077][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.963192][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.963319][ T32] Call trace: [ 1334.963355][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.963408][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1334.963519][ T32] r4:00000000 [ 1334.963543][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.963584][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.963613][ T32] 1d20: 9c44f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.963679][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.963708][ T32] 1d60: 80070013 ffffffff [ 1334.963731][ T32] r5:80070013 r4:80239bd0 [ 1334.963806][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.964005][ T32] r4:82ac11e4 [ 1334.964030][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.964119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.964187][ T32] r4:e0771dc0 [ 1334.964275][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.964321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.964343][ T32] r4:00000000 [ 1334.964363][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.964409][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.964517][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.964564][ T32] r5:00001000 r4:dfa99000 [ 1334.964585][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.964624][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.964665][ T32] r5:8501338c r4:85013000 [ 1334.964685][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.964880][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.964935][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.965041][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.965067][ T32] r4:847da880 [ 1334.965091][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.965137][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.965159][ T32] r4:00000001 [ 1334.965177][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.965212][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.965289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.965322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.965350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.965454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.965480][ T32] r4:8497f8c0 [ 1334.965557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.965589][ T32] INFO: task kworker/0:452:4756 blocked for more than 461 seconds. [ 1334.965695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.965725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.965779][ T32] task:kworker/0:452 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.965830][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.965872][ T32] Call trace: [ 1334.965909][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.965960][ T32] r10:829187f4 r9:eb381d84 r8:00000002 r7:60000013 r6:eb381d8c r5:85458000 [ 1334.966037][ T32] r4:85458000 [ 1334.966061][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.966105][ T32] r5:85458000 r4:829187f0 [ 1334.966198][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.966291][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.966373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb381e08 [ 1334.966398][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.966455][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1334.966664][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1334.966971][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1334.967571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.967718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.976360][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.976961][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1334.976992][ T32] 1d20: 9c44f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1334.977020][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1334.977043][ T32] 1d60: 80070013 ffffffff [ 1334.977173][ T32] r5:80070013 r4:80239bd0 [ 1334.977217][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.977373][ T32] r4:82ac11e4 [ 1334.977397][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.977479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1334.977505][ T32] r4:e0771dc0 [ 1334.977525][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.977567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1334.977589][ T32] r4:00000000 [ 1334.977743][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.977795][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.977817][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.977858][ T32] r5:00001000 r4:dfa99000 [ 1334.977878][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.977917][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.977965][ T32] r5:8501338c r4:85013000 [ 1334.977985][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.978046][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1334.978100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.991283][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.991374][ T32] r4:847da880 [ 1334.991403][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.991567][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1334.991595][ T32] r4:00000001 [ 1334.991616][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.991705][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1334.991787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.991956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.991988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.992015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.992037][ T32] r4:8497f8c0 [ 1334.992060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.992091][ T32] INFO: task kworker/0:453:4757 blocked for more than 461 seconds. [ 1334.992125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.992149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.992175][ T32] task:kworker/0:453 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.992299][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.992422][ T32] Call trace: [ 1334.992643][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.992696][ T32] r10:829187f4 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:85458c00 [ 1334.992740][ T32] r4:85458c00 [ 1334.992812][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.992857][ T32] r5:85458c00 r4:829187f0 [ 1334.992877][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.992963][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.993014][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1334.993036][ T32] r4:00000000 [ 1334.993136][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.993217][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1334.993261][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1334.993337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85394440 [ 1334.993363][ T32] r4:00000000 [ 1334.993422][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1334.993501][ T32] r9:83018005 r8:85458c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1334.993527][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.993571][ T32] r5:00001000 r4:dfa6d000 [ 1334.993634][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1334.993678][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.993760][ T32] r5:8543ff8c r4:8543fc00 [ 1334.993864][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.993912][ T32] r7:dddced40 r6:83018000 r5:8543ff8c r4:85399b80 [ 1334.993977][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.994063][ T32] r10:61c88647 r9:85458c00 r8:85399bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.994145][ T32] r4:85399b80 [ 1334.994210][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.994257][ T32] r10:00000000 r9:85399b80 r8:8027ed34 r7:eb381e60 r6:85399c00 r5:85458c00 ** 1 printk messages dropped ** [ 1334.994297][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.994413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.995359][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.995586][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.995708][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1334.995940][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1334.996147][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1334.996460][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1334.996701][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1334.996969][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.997242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.997677][ T32] task:kworker/0:454 state:D stack:0 pid:4760 tgid:4760 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.019088][ T32] r5:85459800 r4:829187f0 ** 2 printk messages dropped ** [ 1335.019284][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 ** 6 printk messages dropped ** [ 1335.019623][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1335.020199][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1335.020541][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.020623][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1335.020658][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.020688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.020713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.020798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.020824][ T32] r4:85394dc0 [ 1335.021319][ T32] INFO: task kworker/0:454:4760 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.021358][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.021516][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.021634][ T32] Call trace: [ 1335.021686][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.021737][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.021761][ T32] r4:00000000 [ 1335.021780][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.021817][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.021846][ T32] 1d20: 9d156000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.021874][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.022338][ T32] 1d60: 80070013 ffffffff [ 1335.022367][ T32] r5:80070013 r4:80239bd0 [ 1335.022388][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.022428][ T32] r4:82ac11e4 [ 1335.022481][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.022559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.022586][ T32] r4:e0771dc0 [ 1335.022646][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.022690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.022714][ T32] r4:00000000 [ 1335.022766][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.022847][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.022873][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.022921][ T32] r5:00001000 r4:dfa99000 [ 1335.022958][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.022998][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.023039][ T32] r5:8501338c r4:85013000 [ 1335.023058][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.023104][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.023157][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.023206][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.023230][ T32] r4:847da880 [ 1335.023319][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.023367][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.023388][ T32] r4:00000001 [ 1335.023477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.023613][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.023705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.023769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.023872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.023903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.023929][ T32] r4:8497f8c0 [ 1335.023950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.023979][ T32] INFO: task kworker/0:455:4761 blocked for more than 461 seconds. [ 1335.024017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.024185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.024285][ T32] task:kworker/0:455 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.024335][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.024476][ T32] Call trace: [ 1335.024512][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.024605][ T32] r10:829187f4 r9:eafe1d84 r8:00000002 r7:60000013 r6:eafe1d8c r5:8545a400 [ 1335.024632][ T32] r4:8545a400 [ 1335.024653][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.024693][ T32] r5:8545a400 r4:829187f0 [ 1335.024711][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.024789][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.024838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1335.024893][ T32] r4:00000000 [ 1335.024983][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.025111][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.025151][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.025193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397f00 [ 1335.025248][ T32] r4:00000000 [ 1335.025341][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.025647][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.026633][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.027589][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 10 printk messages dropped ** [ 1335.048997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 8 printk messages dropped ** [ 1335.049768][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.050526][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.051145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1335.052128][ T32] r10:829187f4 r9:eb00dd84 r8:00000002 r7:60000113 r6:eb00dd8c r5:8545bc00 ** 2 printk messages dropped ** [ 1335.052339][ T32] r5:8545bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1335.052513][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.053021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e300 ** 9 printk messages dropped ** [ 1335.053760][ T32] r7:dddced40 r6:83018000 r5:8548478c r4:85399e80 ** 8 printk messages dropped ** [ 1335.054199][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.055154][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1335.055933][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1335.056147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.056310][ T32] r4:00000000 [ 1335.056333][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.056387][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.056450][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.056501][ T32] r5:00001000 r4:dfa99000 [ 1335.056522][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.056566][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.056626][ T32] r5:8501338c r4:85013000 [ 1335.056651][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.056699][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.056741][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.056903][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.056974][ T32] r4:847da880 [ 1335.056998][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.057043][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.057065][ T32] r4:00000001 [ 1335.057084][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.057120][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.057280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.057347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.057376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.057407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.057428][ T32] r4:8497f8c0 [ 1335.057473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.057534][ T32] INFO: task kworker/0:457:4766 blocked for more than 461 seconds. [ 1335.057568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.057593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.057705][ T32] task:kworker/0:457 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.057956][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.058007][ T32] Call trace: [ 1335.058065][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.084109][ T32] r10:829187f4 r9:eb1d1d84 r8:00000002 r7:60000013 r6:eb1d1d8c r5:8545d400 [ 1335.084157][ T32] r4:8545d400 [ 1335.084181][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.084244][ T32] r5:8545d400 r4:829187f0 [ 1335.084265][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.084396][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.084528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1335.084556][ T32] r4:00000000 [ 1335.084607][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.084686][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.084787][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.084835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ea80 [ 1335.084858][ T32] r4:00000000 [ 1335.084878][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.084995][ T32] r9:83018005 r8:8545d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1335.085026][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.085075][ T32] r5:00001000 r4:eacd5000 [ 1335.085095][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.085133][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.085174][ T32] r5:85484f8c r4:85484c00 [ 1335.085193][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.085238][ T32] r7:dddced40 r6:83018000 r5:85484f8c r4:85399f80 [ 1335.085259][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.085302][ T32] r10:61c88647 r9:8545d400 r8:85399fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.085324][ T32] r4:85399f80 [ 1335.085344][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.085387][ T32] r10:00000000 r9:85399f80 r8:8027ed34 r7:eafe1e60 r6:853a3000 r5:8545d400 [ 1335.085408][ T32] r4:00000001 [ 1335.085460][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.085593][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1335.085629][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.086253][ T32] INFO: task kworker/0:457:4766 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 15 printk messages dropped ** [ 1335.087365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 8 printk messages dropped ** [ 1335.087855][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1335.097246][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 9 printk messages dropped ** [ 1335.097795][ T32] task:kworker/0:458 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.105925][ T32] r5:853eb000 r4:829187f0 ** 3 printk messages dropped ** [ 1335.106261][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.106681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539eb40 ** 9 printk messages dropped ** [ 1335.107610][ T32] r7:dddced40 r6:83018000 r5:85484b8c r4:853a3080 ** 6 printk messages dropped ** [ 1335.118742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1335.118831][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.118968][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.119093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.119129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.119187][ T32] r4:8539e240 [ 1335.119718][ T32] INFO: task kworker/0:458:4768 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.119901][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.120070][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.120242][ T32] Call trace: [ 1335.120360][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.120477][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.120544][ T32] r4:00000000 [ 1335.120567][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.120607][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.120636][ T32] 1d20: 9e17d000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.120697][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.120776][ T32] 1d60: 80070013 ffffffff [ 1335.120839][ T32] r5:80070013 r4:80239bd0 [ 1335.120863][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.120905][ T32] r4:82ac11e4 [ 1335.121030][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.121121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.121191][ T32] r4:e0771dc0 [ 1335.121279][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.121325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.121348][ T32] r4:00000000 [ 1335.121367][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.121493][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.121566][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.121646][ T32] r5:00001000 r4:dfa99000 [ 1335.121670][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.121710][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.121750][ T32] r5:8501338c r4:85013000 [ 1335.121789][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.121839][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.121859][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.121902][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.121963][ T32] r4:847da880 [ 1335.121987][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.122104][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.122161][ T32] r4:00000001 [ 1335.122326][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.122418][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.122448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.122520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.122549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.122576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.122598][ T32] r4:8497f8c0 [ 1335.122620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.122802][ T32] INFO: task kworker/1:366:4771 blocked for more than 461 seconds. [ 1335.122842][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.122866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.122890][ T32] task:kworker/1:366 state:D stack:0 pid:4771 tgid:4771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.122971][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.123117][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.123324][ T32] r4:853ea400 ** 1 printk messages dropped ** [ 1335.123381][ T32] r5:853ea400 r4:829187f0 [ 1335.123401][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.123524][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.123906][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.124611][ T32] r10:61c88647 r9:853ea400 r8:8537632c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.125258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1335.126664][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1335.127255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 7 printk messages dropped ** [ 1335.127996][ T32] r5:8501338c r4:85013000 ** 6 printk messages dropped ** [ 1335.149020][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 10 printk messages dropped ** [ 1335.149476][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1335.149879][ T32] r5:853ebc00 r4:829187f0 [ 1335.149899][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.149971][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.150044][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 1335.150070][ T32] r4:00000000 [ 1335.150136][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.150179][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.150241][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.150298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e300 [ 1335.150325][ T32] r4:00000000 [ 1335.150361][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.150438][ T32] r9:83018205 r8:853ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1335.150464][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.150522][ T32] r5:00001000 r4:eab3d000 [ 1335.150546][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.150587][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.150638][ T32] r5:8540af8c r4:8540ac00 [ 1335.150663][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.150731][ T32] r7:ddde2d40 r6:83018200 r5:8540af8c r4:85376400 [ 1335.150767][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.150816][ T32] r10:61c88647 r9:853ebc00 r8:8537642c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.150850][ T32] r4:85376400 [ 1335.150873][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.150922][ T32] r10:00000000 r9:85376400 r8:8027ed34 r7:eb1e5e60 r6:85376480 r5:853ebc00 [ 1335.150968][ T32] r4:00000001 [ 1335.150986][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.151022][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 1335.151061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.151110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.151139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.151167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.151191][ T32] r4:85397840 [ 1335.151696][ T32] INFO: task kworker/1:367:4772 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.151735][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.151793][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.151838][ T32] Call trace: [ 1335.151892][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.151945][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.151968][ T32] r4:00000000 [ 1335.151987][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.152024][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.152073][ T32] 1d20: 9e61a000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.152117][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.152156][ T32] 1d60: 80070013 ffffffff [ 1335.152207][ T32] r5:80070013 r4:80239bd0 [ 1335.152230][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.152293][ T32] r4:82ac11e4 [ 1335.152343][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.152389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.152411][ T32] r4:e0771dc0 [ 1335.152474][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.152519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.152542][ T32] r4:00000000 [ 1335.152561][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.152605][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.152626][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.152689][ T32] r5:00001000 r4:dfa99000 [ 1335.152767][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.152810][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.152849][ T32] r5:8501338c r4:85013000 [ 1335.152868][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.152919][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.152941][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.152985][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.153006][ T32] r4:847da880 ** 1 printk messages dropped ** [ 1335.153070][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1335.153329][ T32] INFO: task kworker/1:368:4773 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.153639][ T32] r4:853ec800 ** 1 printk messages dropped ** [ 1335.153703][ T32] r5:853ec800 r4:829187f0 [ 1335.153722][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.153859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 ** 4 printk messages dropped ** [ 1335.154017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e180 ** 6 printk messages dropped ** [ 1335.154282][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.154631][ T32] r10:61c88647 r9:853ec800 r8:8537652c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1335.154791][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.155087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1335.155521][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.155941][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.156175][ T32] r4:e0771dc0 [ 1335.156200][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.156243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.156265][ T32] r4:00000000 [ 1335.156283][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.156327][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.156349][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.156416][ T32] r5:00001000 r4:dfa99000 [ 1335.156440][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.156478][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.156517][ T32] r5:8501338c r4:85013000 [ 1335.156559][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.156612][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.156635][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.156704][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.156772][ T32] r4:847da880 [ 1335.156797][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1335.157846][ T32] r5:853ed400 r4:829187f0 [ 1335.157867][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.157977][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.158038][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.188974][ T32] r9:83018205 r8:853ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 5 printk messages dropped ** [ 1335.189264][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.189575][ T32] r10:00000000 r9:85376600 r8:8027ed34 r7:eb1ede60 r6:85376680 r5:853ed400 ** 6 printk messages dropped ** [ 1335.190006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1335.190751][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.191106][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 2 printk messages dropped ** [ 1335.191185][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1335.191379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 3 printk messages dropped ** [ 1335.191483][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.191546][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.191567][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.191631][ T32] r5:00001000 r4:dfa99000 [ 1335.191655][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.191732][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.191777][ T32] r5:8501338c r4:85013000 [ 1335.191797][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.191841][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.191863][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.191938][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.191976][ T32] r4:847da880 [ 1335.191999][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.192094][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.192120][ T32] r4:00000001 [ 1335.192164][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.192204][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 1 printk messages dropped ** [ 1335.192283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.192490][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1335.192667][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.192851][ T32] r5:853ee000 r4:829187f0 [ 1335.192891][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.192967][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.193023][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1335.193045][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.193192][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1335.193459][ T32] r5:00001000 r4:dfcc7000 ** 3 printk messages dropped ** [ 1335.193589][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.193884][ T32] r10:00000000 r9:85376700 r8:8027ed34 r7:eb251e60 r6:85376780 r5:853ee000 ** 5 printk messages dropped ** [ 1335.194072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.194535][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.194808][ T32] 1d20: 9eb26000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1335.195207][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1335.195299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 5 printk messages dropped ** [ 1335.195593][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.196000][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.196025][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.196069][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1335.196175][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 5 printk messages dropped ** [ 1335.196383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.196741][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1335.196859][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.197138][ T32] r5:853eec00 r4:829187f0 [ 1335.197180][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.197251][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.197304][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1335.197340][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.197480][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1335.197633][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.197837][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.218957][ T32] r10:61c88647 r9:853eec00 r8:853a312c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1335.219446][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.220156][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.220784][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.221138][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1335.221235][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.221300][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 7 printk messages dropped ** [ 1335.221666][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.221875][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.222004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.222272][ T32] task:kworker/1:371 state:D stack:0 pid:4784 tgid:4784 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.222593][ T32] r5:853e8000 r4:829187f0 [ 1335.222675][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.222748][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.223054][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1335.223147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e5c0 [ 1335.223192][ T32] r4:00000000 [ 1335.223214][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.223258][ T32] r9:83018205 r8:853e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1335.223278][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.223318][ T32] r5:00001000 r4:ead11000 [ 1335.223336][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.223373][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.223413][ T32] r5:8540b78c r4:8540b400 [ 1335.223432][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.223474][ T32] r7:ddde2d40 r6:83018200 r5:8540b78c r4:85376880 [ 1335.223505][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.223554][ T32] r10:61c88647 r9:853e8000 r8:853768ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.223587][ T32] r4:85376880 [ 1335.223613][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.223657][ T32] r10:00000000 r9:85376880 r8:8027ed34 r7:eb295e60 r6:85376900 r5:853e8000 [ 1335.223678][ T32] r4:00000001 [ 1335.223697][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.223729][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1335.223760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.223799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.223858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.223890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.223916][ T32] r4:8538e440 [ 1335.224205][ T32] INFO: task kworker/1:371:4784 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.224244][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.224351][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.224418][ T32] Call trace: [ 1335.224493][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.224541][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.224564][ T32] r4:00000000 [ 1335.224602][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.224658][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.224695][ T32] 1d20: 9ee76000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.224724][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.224748][ T32] 1d60: 80070013 ffffffff [ 1335.224783][ T32] r5:80070013 r4:80239bd0 [ 1335.224814][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.224864][ T32] r4:82ac11e4 [ 1335.224887][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.224936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.224958][ T32] r4:e0771dc0 [ 1335.224977][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.225017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.225039][ T32] r4:00000000 [ 1335.225057][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.225101][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.225123][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.225164][ T32] r5:00001000 r4:dfa99000 [ 1335.225205][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.225251][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.225293][ T32] r5:8501338c r4:85013000 [ 1335.225312][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.225356][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.225380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.225424][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.225446][ T32] r4:847da880 [ 1335.225464][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.225508][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.225531][ T32] r4:00000001 [ 1335.225549][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.225582][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.225608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.225635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.225660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.225687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.225731][ T32] r4:8497f8c0 [ 1335.225778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1335.225919][ T32] task:kworker/0:460 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.226279][ T32] r5:853e9800 r4:829187f0 [ 1335.226336][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.226388][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.226487][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.226701][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1335.226908][ T32] r9:83018005 r8:853e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 5 printk messages dropped ** [ 1335.227295][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.227337][ T32] r7:dddced40 r6:83018000 r5:8548538c r4:853a3180 [ 1335.227356][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.227398][ T32] r10:61c88647 r9:853e9800 r8:853a31ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.227445][ T32] r4:853a3180 [ 1335.227467][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.227513][ T32] r10:00000000 r9:853a3180 r8:8027ed34 r7:eb2d9e60 r6:85376980 r5:853e9800 [ 1335.227559][ T32] r4:00000001 [ 1335.227604][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.227641][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1335.227685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.227717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.227766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.227800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.227821][ T32] r4:8539ee00 [ 1335.253155][ T32] INFO: task kworker/0:460:4785 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.253285][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.253411][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.253475][ T32] Call trace: [ 1335.253507][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.253586][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.253621][ T32] r4:00000000 [ 1335.253643][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.253683][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.253714][ T32] 1d20: 9f258000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.253764][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.253816][ T32] 1d60: 80070013 ffffffff [ 1335.253844][ T32] r5:80070013 r4:80239bd0 [ 1335.253865][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.253907][ T32] r4:82ac11e4 [ 1335.253944][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.254013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.254038][ T32] r4:e0771dc0 [ 1335.254059][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.254125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.254199][ T32] r4:00000000 [ 1335.254222][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.254305][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.254331][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.254402][ T32] r5:00001000 r4:dfa99000 [ 1335.254426][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.254489][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.254560][ T32] r5:8501338c r4:85013000 [ 1335.254584][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.254654][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.254680][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.254725][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.254747][ T32] r4:847da880 [ 1335.254892][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.254981][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.255016][ T32] r4:00000001 [ 1335.255038][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.255100][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.255130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.255159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.255208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.255268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.255295][ T32] r4:8497f8c0 [ 1335.255318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.255368][ T32] INFO: task kworker/1:372:4788 blocked for more than 461 seconds. [ 1335.255412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.255436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.255480][ T32] task:kworker/1:372 state:D stack:0 pid:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.255528][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.255569][ T32] Call trace: [ 1335.255627][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.255676][ T32] r10:829187f4 r9:eb399d84 r8:00000002 r7:60000113 r6:eb399d8c r5:8324c800 [ 1335.255701][ T32] r4:8324c800 [ 1335.255721][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.255761][ T32] r5:8324c800 r4:829187f0 [ 1335.255780][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.255818][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.255862][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1335.255899][ T32] r4:00000000 [ 1335.255932][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.255994][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.256059][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.256218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538eb80 [ 1335.256253][ T32] r4:00000000 [ 1335.256291][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.256343][ T32] r9:83018205 r8:8324c800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1335.256387][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.256434][ T32] r5:00001000 r4:ead7d000 [ 1335.256454][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.256519][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.256564][ T32] r5:8540bb8c r4:8540b800 ** 3 printk messages dropped ** [ 1335.256689][ T32] r10:61c88647 r9:8324c800 r8:85376a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1335.257135][ T32] r4:8538e800 ** 2 printk messages dropped ** [ 1335.257727][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1335.275099][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1335.275513][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1335.276091][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.276568][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1335.276830][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.277142][ T32] r5:853e8c00 r4:829187f0 [ 1335.277165][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.277205][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.277263][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb39de08 [ 1335.277384][ T32] r4:00000000 [ 1335.277407][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.277447][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.277482][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.277522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ec00 [ 1335.277543][ T32] r4:00000000 [ 1335.277561][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.277604][ T32] r9:83018005 r8:853e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1335.277624][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.277663][ T32] r5:00001000 r4:ead53000 [ 1335.277682][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.277720][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.277760][ T32] r5:8548578c r4:85485400 [ 1335.277791][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.277839][ T32] r7:dddced40 r6:83018000 r5:8548578c r4:853a3200 [ 1335.277861][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.277904][ T32] r10:61c88647 r9:853e8c00 r8:853a322c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.277939][ T32] r4:853a3200 [ 1335.277983][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.278032][ T32] r10:00000000 r9:853a3200 r8:8027ed34 r7:eb2d9e60 r6:85376b00 r5:853e8c00 [ 1335.278134][ T32] r4:00000001 [ 1335.288634][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.288728][ T32] Exception stack(0xeb39dfb0 to 0xeb39dff8) [ 1335.288789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.288975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.289007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.289055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.289083][ T32] r4:8539ee80 [ 1335.289575][ T32] INFO: task kworker/0:461:4789 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.289643][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.289731][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.289782][ T32] Call trace: [ 1335.289814][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.289864][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.289887][ T32] r4:00000000 [ 1335.289906][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.289975][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.290009][ T32] 1d20: 9f857000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.290038][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.290062][ T32] 1d60: 80070013 ffffffff [ 1335.290086][ T32] r5:80070013 r4:80239bd0 [ 1335.290105][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.290146][ T32] r4:82ac11e4 [ 1335.290191][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.290308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.290343][ T32] r4:e0771dc0 [ 1335.290434][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.290508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.290534][ T32] r4:00000000 [ 1335.290555][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.290624][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.290650][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.290695][ T32] r5:00001000 r4:dfa99000 [ 1335.290715][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.290818][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1335.291155][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.291477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1335.292135][ T32] r10:829187f4 r9:eb2e5d84 r8:00000002 r7:60000013 r6:eb2e5d8c r5:8545c800 ** 2 printk messages dropped ** [ 1335.292223][ T32] r5:8545c800 r4:829187f0 ** 2 printk messages dropped ** [ 1335.292448][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 ** 8 printk messages dropped ** [ 1335.292726][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.293109][ T32] r10:61c88647 r9:8545c800 r8:853a32ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1335.293503][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.293980][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.294453][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.294726][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.294952][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.295331][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1335.295677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.296169][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.296428][ T32] r5:8545b000 r4:829187f0 [ 1335.296448][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.296505][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.296555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1335.296576][ T32] r4:00000000 [ 1335.296595][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.296644][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.296682][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.296740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84759ac0 [ 1335.296766][ T32] r4:00000000 [ 1335.296918][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.296981][ T32] r9:83018005 r8:8545b000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1335.297038][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.297084][ T32] r5:00001000 r4:eaddb000 [ 1335.297104][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.297227][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.297274][ T32] r5:85485f8c r4:85485c00 [ 1335.297295][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.297339][ T32] r7:dddced40 r6:83018000 r5:85485f8c r4:853a3380 [ 1335.297361][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.297618][ T32] r10:61c88647 r9:8545b000 r8:853a33ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.297646][ T32] r4:853a3380 [ 1335.297665][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.297708][ T32] r10:00000000 r9:853a3380 r8:8027ed34 r7:eb2d9e60 r6:853a3400 r5:8545b000 [ 1335.297729][ T32] r4:00000001 [ 1335.297747][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.297781][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1335.297855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.297920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.297954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.297982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.298014][ T32] r4:85396080 [ 1335.321145][ T32] INFO: task kworker/0:463:4795 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.321268][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.321415][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.321489][ T32] Call trace: [ 1335.321523][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.321698][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.321727][ T32] r4:00000000 [ 1335.321772][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.321846][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.321889][ T32] 1d20: 9fb98000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.321994][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.322046][ T32] 1d60: 80070013 ffffffff [ 1335.322074][ T32] r5:80070013 r4:80239bd0 [ 1335.322100][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.322192][ T32] r4:82ac11e4 [ 1335.322217][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.322260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.322283][ T32] r4:e0771dc0 [ 1335.322307][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.322469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.322501][ T32] r4:00000000 [ 1335.322521][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.322661][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.322692][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.322752][ T32] r5:00001000 r4:dfa99000 [ 1335.322777][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.322952][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.323030][ T32] r5:8501338c r4:85013000 [ 1335.323080][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.323248][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.323309][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.323388][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.323415][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1335.323606][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.323896][ T32] r4:8497f8c0 ** 4 printk messages dropped ** [ 1335.324145][ T32] task:kworker/0:464 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.324481][ T32] r5:8545ec00 r4:829187f0 [ 1335.324501][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.324680][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.324887][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1335.325197][ T32] r5:00001000 r4:e0517000 ** 6 printk messages dropped ** [ 1335.325524][ T32] r10:61c88647 r9:8545ec00 r8:853a34ac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1335.326208][ T32] INFO: task kworker/0:464:4796 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 10 printk messages dropped ** [ 1335.327412][ T32] 1d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1335.327860][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.328108][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.345378][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.345434][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.345464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.345514][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.345568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.345601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.345624][ T32] r4:8497f8c0 [ 1335.345648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.345679][ T32] INFO: task kworker/0:465:4798 blocked for more than 461 seconds. [ 1335.345713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.345742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.345766][ T32] task:kworker/0:465 state:D stack:0 pid:4798 tgid:4798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.345823][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.345895][ T32] Call trace: [ 1335.345933][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.346005][ T32] r10:829187f4 r9:eb3a9d84 r8:00000002 r7:60000013 r6:eb3a9d8c r5:8545e000 [ 1335.346085][ T32] r4:8545e000 [ 1335.346112][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.346176][ T32] r5:8545e000 r4:829187f0 [ 1335.346200][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.346268][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.346341][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 1335.346395][ T32] r4:00000000 [ 1335.346417][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.346489][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.346534][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.346576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85396300 [ 1335.346598][ T32] r4:00000000 [ 1335.346617][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.346662][ T32] r9:83018005 r8:8545e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1335.346687][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.346742][ T32] r5:00001000 r4:eae0b000 [ 1335.346766][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.346805][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.346846][ T32] r5:8548678c r4:85486400 [ 1335.346865][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.346951][ T32] r7:dddced40 r6:83018000 r5:8548678c r4:853a3580 [ 1335.346981][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.347130][ T32] r10:61c88647 r9:8545e000 r8:853a35ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.347158][ T32] r4:853a3580 [ 1335.347200][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1335.347405][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.365924][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.366122][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.366225][ T32] Call trace: [ 1335.366385][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.366447][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.366495][ T32] r4:00000000 [ 1335.366544][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.366614][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.366648][ T32] 1d20: a039c000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.366701][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.366729][ T32] 1d60: 80070013 ffffffff [ 1335.366752][ T32] r5:80070013 r4:80239bd0 [ 1335.366772][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.366816][ T32] r4:82ac11e4 [ 1335.366877][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.366953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.367005][ T32] r4:e0771dc0 [ 1335.367034][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.367098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.367155][ T32] r4:00000000 [ 1335.367193][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.367244][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.367291][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.367366][ T32] r5:00001000 r4:dfa99000 [ 1335.367390][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.367430][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.367496][ T32] r5:8501338c r4:85013000 [ 1335.367527][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.367598][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.367647][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.367697][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.367747][ T32] r4:847da880 [ 1335.367771][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.370780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1335.371399][ T32] r4:85460000 ** 1 printk messages dropped ** [ 1335.371488][ T32] r5:85460000 r4:829187f0 [ 1335.371513][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.371635][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.371874][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.372273][ T32] r10:61c88647 r9:85460000 r8:853a36ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.372674][ T32] r4:85396440 ** 4 printk messages dropped ** [ 1335.373385][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1335.374014][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1335.374162][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1335.374762][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1335.375321][ T32] INFO: task kworker/0:467:4802 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1335.375496][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.375685][ T32] Call trace: [ 1335.375916][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.375964][ T32] r10:829187f4 r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:85460c00 [ 1335.375987][ T32] r4:85460c00 [ 1335.376016][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.376067][ T32] r5:85460c00 r4:829187f0 [ 1335.376115][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.376160][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.376208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1335.376229][ T32] r4:00000000 [ 1335.376248][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.376357][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.376438][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.376535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85396640 [ 1335.376568][ T32] r4:00000000 [ 1335.376587][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.376645][ T32] r9:83018005 r8:85460c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1335.376671][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.376712][ T32] r5:00001000 r4:eae39000 [ 1335.376806][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.376852][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.376895][ T32] r5:85486f8c r4:85486c00 [ 1335.376919][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.376963][ T32] r7:dddced40 r6:83018000 r5:85486f8c r4:853a3780 [ 1335.376983][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.377027][ T32] r10:61c88647 r9:85460c00 r8:853a37ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.377048][ T32] r4:853a3780 [ 1335.377090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.377140][ T32] r10:00000000 r9:853a3780 r8:8027ed34 r7:eb3a5e60 r6:853a3800 r5:85460c00 [ 1335.377161][ T32] r4:00000001 [ 1335.377180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.377247][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1335.377278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.377308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.377335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.377362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.377383][ T32] r4:85396440 [ 1335.377702][ T32] INFO: task kworker/0:467:4802 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.377799][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.377984][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.378078][ T32] Call trace: [ 1335.378220][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.401379][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.401459][ T32] r4:00000000 [ 1335.401492][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.401555][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.401601][ T32] 1d20: a0900000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.401635][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.401659][ T32] 1d60: 80070013 ffffffff [ 1335.401703][ T32] r5:80070013 r4:80239bd0 [ 1335.401748][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.401805][ T32] r4:82ac11e4 [ 1335.401828][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.401892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.401940][ T32] r4:e0771dc0 [ 1335.401964][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.402029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.402076][ T32] r4:00000000 [ 1335.402132][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.402183][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.402242][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.402292][ T32] r5:00001000 r4:dfa99000 [ 1335.402334][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.402377][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.402420][ T32] r5:8501338c r4:85013000 [ 1335.402439][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.402484][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.402505][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.402548][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.402590][ T32] r4:847da880 [ 1335.402616][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.403011][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1335.403222][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.403467][ T32] r5:85461800 r4:829187f0 [ 1335.403486][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.403523][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.403566][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b9e08 [ 1335.403598][ T32] r4:00000000 [ 1335.403628][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.403688][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.403727][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.403767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85396780 [ 1335.403788][ T32] r4:00000000 [ 1335.403830][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.403899][ T32] r9:83018005 r8:85461800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1335.403947][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.403993][ T32] r5:00001000 r4:eae87000 [ 1335.404023][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.404065][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.404107][ T32] r5:8548738c r4:85487000 [ 1335.404126][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.404167][ T32] r7:dddced40 r6:83018000 r5:8548738c r4:853a3880 [ 1335.404186][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.404249][ T32] r10:61c88647 r9:85461800 r8:853a38ac r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1335.404319][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1335.405172][ T32] INFO: task kworker/0:468:4803 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 12 printk messages dropped ** [ 1335.405761][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1335.406120][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 7 printk messages dropped ** [ 1335.406480][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.406759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.407242][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.407381][ T32] r5:85463c00 r4:829187f0 ** 1 printk messages dropped ** [ 1335.407439][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.407631][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1335.407755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85396c40 [ 1335.407800][ T32] r4:00000000 [ 1335.407821][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.407865][ T32] r9:83018005 r8:85463c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1335.407906][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.407956][ T32] r5:00001000 r4:dfdd5000 [ 1335.407985][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.408031][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.428844][ T32] r5:8548778c r4:85487400 [ 1335.428920][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.429021][ T32] r7:dddced40 r6:83018000 r5:8548778c r4:853a3980 [ 1335.429049][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.429150][ T32] r10:61c88647 r9:85463c00 r8:853a39ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.429179][ T32] r4:853a3980 [ 1335.429199][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.429295][ T32] r10:00000000 r9:853a3980 r8:8027ed34 r7:eb3a5e60 r6:853a3a00 r5:85463c00 [ 1335.429322][ T32] r4:00000001 [ 1335.429342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.429379][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1335.429410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.429465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.429495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.429524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.429548][ T32] r4:85396b80 [ 1335.430079][ T32] INFO: task kworker/0:469:4808 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.430120][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.430304][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.430392][ T32] Call trace: [ 1335.430599][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.430652][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.430728][ T32] r4:00000000 [ 1335.430752][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.430791][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.430952][ T32] 1d20: a0e33000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.430987][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.431011][ T32] 1d60: 80070013 ffffffff [ 1335.431034][ T32] r5:80070013 r4:80239bd0 [ 1335.431054][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.431095][ T32] r4:82ac11e4 [ 1335.431122][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.431165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.431187][ T32] r4:e0771dc0 [ 1335.431233][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.431280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.431303][ T32] r4:00000000 [ 1335.431322][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.431366][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.431387][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.431451][ T32] r5:00001000 r4:dfa99000 [ 1335.431522][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.431615][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1335.431879][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.432048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1335.432501][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.432737][ T32] r5:85464800 r4:829187f0 ** 1 printk messages dropped ** [ 1335.432803][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.433217][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.433701][ T32] r4:853a3a80 ** 4 printk messages dropped ** [ 1335.434004][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) ** 4 printk messages dropped ** [ 1335.434245][ T32] r4:85396b80 ** 5 printk messages dropped ** [ 1335.435344][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1335.435868][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1335.436022][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 11 printk messages dropped ** [ 1335.436514][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 10 printk messages dropped ** [ 1335.436884][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1335.437236][ T32] r5:85465400 r4:829187f0 [ 1335.437265][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.437568][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.437969][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.459040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.459069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.459094][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.459121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.459208][ T32] r4:85396e80 [ 1335.459696][ T32] INFO: task kworker/0:471:4812 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.459733][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.459828][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.459907][ T32] Call trace: [ 1335.459978][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.460032][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.460056][ T32] r4:00000000 [ 1335.460076][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.460181][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.460214][ T32] 1d20: a1235000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.460246][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.460269][ T32] 1d60: 80070013 ffffffff [ 1335.460292][ T32] r5:80070013 r4:80239bd0 [ 1335.460311][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.460352][ T32] r4:82ac11e4 [ 1335.460372][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.460411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.460456][ T32] r4:e0771dc0 [ 1335.460555][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.460601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.460623][ T32] r4:00000000 [ 1335.460670][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.460720][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.460742][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.460808][ T32] r5:00001000 r4:dfa99000 [ 1335.460869][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.460919][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.460963][ T32] r5:8501338c r4:85013000 [ 1335.461042][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.461095][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.461141][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.461196][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.461272][ T32] r4:847da880 [ 1335.461296][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.461393][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.461419][ T32] r4:00000001 [ 1335.461439][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.461473][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.461510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.461542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.461591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.461656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1335.461948][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.462305][ T32] r5:853f1800 r4:829187f0 [ 1335.462326][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.462432][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.462590][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.463044][ T32] r5:8549078c r4:85490400 ** 5 printk messages dropped ** [ 1335.463312][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.463547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.463603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.463635][ T32] r4:85396e80 [ 1335.463938][ T32] INFO: task kworker/0:472:4813 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.463996][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.464081][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.464169][ T32] Call trace: [ 1335.464227][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.464277][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.464301][ T32] r4:00000000 [ 1335.464320][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.464357][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.464385][ T32] 1d20: a1235000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.464413][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.464454][ T32] 1d60: 80070013 ffffffff [ 1335.464481][ T32] r5:80070013 r4:80239bd0 [ 1335.464500][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.464541][ T32] r4:82ac11e4 [ 1335.464559][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.464600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.464622][ T32] r4:e0771dc0 [ 1335.464641][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.464755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.464781][ T32] r4:00000000 [ 1335.464801][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.464846][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.464955][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.465004][ T32] r5:00001000 r4:dfa99000 [ 1335.465023][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.465065][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.465106][ T32] r5:8501338c r4:85013000 [ 1335.465124][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.465171][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.465216][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.465266][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.465289][ T32] r4:847da880 [ 1335.465308][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.465363][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.465436][ T32] r4:00000001 [ 1335.465459][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.465494][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.465520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.465547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.465571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.465600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.465621][ T32] r4:8497f8c0 [ 1335.465665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.465695][ T32] INFO: task kworker/1:373:4814 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1335.466022][ T32] r10:829187f4 r9:eb365d84 r8:00000002 r7:60000113 r6:eb365d8c r5:853f0000 ** 2 printk messages dropped ** [ 1335.466126][ T32] r5:853f0000 r4:829187f0 ** 1 printk messages dropped ** [ 1335.466196][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.466747][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.467352][ T32] r10:61c88647 r9:853f0000 r8:85376c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.467727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.493266][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1335.493953][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1335.494253][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1335.494913][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.495236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1335.495684][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.495833][ T32] r5:853f2400 r4:829187f0 ** 2 printk messages dropped ** [ 1335.495942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 ** 8 printk messages dropped ** [ 1335.496249][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.496785][ T32] r10:00000000 r9:85376d00 r8:8027ed34 r7:eb365e60 r6:85376d80 r5:853f2400 [ 1335.496806][ T32] r4:00000001 [ 1335.496824][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.496881][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1335.497009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.497040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.497069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.497099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.497120][ T32] r4:8538eb40 [ 1335.497649][ T32] INFO: task kworker/1:374:4815 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.497697][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.497841][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.497891][ T32] Call trace: [ 1335.498030][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.506984][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.507087][ T32] r4:00000000 [ 1335.507118][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.507177][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.507211][ T32] 1d20: a16e5000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.507240][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.507310][ T32] 1d60: 80070013 ffffffff [ 1335.507338][ T32] r5:80070013 r4:80239bd0 [ 1335.507382][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.507508][ T32] r4:82ac11e4 [ 1335.507539][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.507597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.507650][ T32] r4:e0771dc0 [ 1335.507721][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.507837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.507870][ T32] r4:00000000 [ 1335.507890][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.507941][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.507980][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.508033][ T32] r5:00001000 r4:dfa99000 [ 1335.518603][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.518745][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.518796][ T32] r5:8501338c r4:85013000 [ 1335.518842][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.519145][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1335.519628][ T32] INFO: task kworker/0:473:4818 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.520115][ T32] r5:853f3000 r4:829187f0 [ 1335.520135][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.520174][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.520217][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [ 1335.520238][ T32] r4:00000000 [ 1335.520257][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.520293][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.520331][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.520371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539b380 [ 1335.520394][ T32] r4:00000000 [ 1335.520413][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.520479][ T32] r9:83018005 r8:853f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1335.520507][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.520551][ T32] r5:00001000 r4:eaa93000 [ 1335.520571][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.520609][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.520648][ T32] r5:85490b8c r4:85490800 [ 1335.520679][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.520725][ T32] r7:dddced40 r6:83018000 r5:85490b8c r4:853a3d00 [ 1335.520770][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.520846][ T32] r10:61c88647 r9:853f3000 r8:853a3d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.520881][ T32] r4:853a3d00 [ 1335.520949][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.520997][ T32] r10:00000000 r9:853a3d00 r8:8027ed34 r7:eb3b5e60 r6:85376e00 r5:853f3000 [ 1335.521022][ T32] r4:00000001 [ 1335.521042][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.521075][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1335.521100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.521150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.521181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.521209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.521230][ T32] r4:8539b100 [ 1335.521719][ T32] INFO: task kworker/0:473:4818 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.521754][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1335.522064][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1335.522435][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1335.522782][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 11 printk messages dropped ** [ 1335.523312][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1335.523585][ T32] INFO: task kworker/0:474:4819 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.523945][ T32] r5:853f3c00 r4:829187f0 [ 1335.523969][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.524008][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.524388][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.524974][ T32] r10:00000000 r9:853a3d80 r8:8027ed34 r7:eb3c9e60 r6:85376e80 r5:853f3c00 [ 1335.525117][ T32] r4:00000001 [ 1335.525140][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.525191][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1335.525236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.525277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.525312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.525343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.525438][ T32] r4:8539b100 [ 1335.525746][ T32] INFO: task kworker/0:474:4819 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.525796][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.525930][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.526013][ T32] Call trace: [ 1335.526047][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.526164][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.526246][ T32] r4:00000000 [ 1335.526271][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.526309][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.526337][ T32] 1d20: a19ac000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.526376][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.526405][ T32] 1d60: 80070013 ffffffff [ 1335.526453][ T32] r5:80070013 r4:80239bd0 [ 1335.526476][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.526557][ T32] r4:82ac11e4 [ 1335.526580][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.526621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.526642][ T32] r4:e0771dc0 [ 1335.526660][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.526699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.526721][ T32] r4:00000000 [ 1335.526764][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.526840][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.526866][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.526951][ T32] r5:00001000 r4:dfa99000 [ 1335.526996][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.527044][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.527087][ T32] r5:8501338c r4:85013000 [ 1335.527121][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.527197][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 4 printk messages dropped ** [ 1335.527353][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1335.527654][ T32] INFO: task kworker/0:475:4821 blocked for more than 462 seconds. [ 1335.527682][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.527705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.527749][ T32] task:kworker/0:475 state:D stack:0 pid:4821 tgid:4821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.527821][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.527982][ T32] Call trace: [ 1335.528018][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.550624][ T32] r10:829187f4 r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:853f4800 [ 1335.550722][ T32] r4:853f4800 [ 1335.550749][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.550847][ T32] r5:853f4800 r4:829187f0 [ 1335.550875][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.550924][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.551012][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1335.551066][ T32] r4:00000000 [ 1335.551089][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.551128][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.551201][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.551249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539b4c0 [ 1335.551272][ T32] r4:00000000 [ 1335.551326][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.551378][ T32] r9:83018005 r8:853f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1335.551452][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.551552][ T32] r5:00001000 r4:eabbf000 [ 1335.551600][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.551646][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.551688][ T32] r5:85490f8c r4:85490c00 [ 1335.551732][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.551806][ T32] r7:dddced40 r6:83018000 r5:85490f8c r4:853a3e00 ** 2 printk messages dropped ** [ 1335.551900][ T32] r4:853a3e00 ** 7 printk messages dropped ** [ 1335.552217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1335.553381][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1335.553587][ T32] r5:80070013 r4:80239bd0 [ 1335.553611][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.553653][ T32] r4:82ac11e4 [ 1335.553696][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.553766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.553833][ T32] r4:e0771dc0 [ 1335.553857][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.553922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.553948][ T32] r4:00000000 [ 1335.553967][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.554011][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.554032][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.554073][ T32] r5:00001000 r4:dfa99000 [ 1335.554116][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.554158][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.554198][ T32] r5:8501338c r4:85013000 [ 1335.554217][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.554311][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.554722][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1335.555025][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.555280][ T32] r5:853f5400 r4:829187f0 [ 1335.555329][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.555442][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.555627][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.556001][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.556406][ T32] r10:00000000 r9:853a3e80 r8:8027ed34 r7:eb3cde60 r6:85376f80 r5:853f5400 ** 10 printk messages dropped ** [ 1335.557162][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1335.557577][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1335.558016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 8 printk messages dropped ** [ 1335.579310][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1335.580415][ T32] r4:8497f8c0 ** 7 printk messages dropped ** [ 1335.580952][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.581006][ T32] r10:829187f4 r9:eb3d9d84 r8:00000002 r7:60000013 r6:eb3d9d8c r5:853f6000 [ 1335.581029][ T32] r4:853f6000 [ 1335.581071][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.581115][ T32] r5:853f6000 r4:829187f0 [ 1335.581136][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.581176][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.581219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1335.581241][ T32] r4:00000000 [ 1335.581260][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.581298][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.581334][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.581375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539bd00 [ 1335.581397][ T32] r4:00000000 [ 1335.581440][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.581489][ T32] r9:83018005 r8:853f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1335.581510][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.581703][ T32] r5:00001000 r4:eaf09000 [ 1335.581726][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.581790][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.581835][ T32] r5:8549278c r4:85492400 [ 1335.581854][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.581909][ T32] r7:dddced40 r6:83018000 r5:8549278c r4:853a3f00 [ 1335.581940][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.581985][ T32] r10:61c88647 r9:853f6000 r8:853a3f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.582007][ T32] r4:853a3f00 [ 1335.582036][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.582083][ T32] r10:00000000 r9:853a3f00 r8:8027ed34 r7:eb3d5e60 r6:83c74700 r5:853f6000 [ 1335.582106][ T32] r4:00000001 [ 1335.582194][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.582240][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 1335.582265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.582292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.582323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.582351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.582395][ T32] r4:8539b580 [ 1335.582911][ T32] INFO: task kworker/0:477:4825 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.582999][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.583168][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.583220][ T32] Call trace: [ 1335.583249][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.583301][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.583327][ T32] r4:00000000 [ 1335.583346][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.583384][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 2 printk messages dropped ** [ 1335.583487][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1335.583649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 5 printk messages dropped ** [ 1335.583896][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 7 printk messages dropped ** [ 1335.584218][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.584685][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1335.585030][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.585399][ T32] r5:853f6c00 r4:829187f0 [ 1335.585454][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.585728][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.586097][ T32] r5:8549238c r4:85492000 ** 5 printk messages dropped ** [ 1335.586287][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1335.587014][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.587853][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1335.588029][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 7 printk messages dropped ** [ 1335.608964][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.609013][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.609048][ T32] r4:847da880 [ 1335.609073][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.609120][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.609205][ T32] r4:00000001 [ 1335.609277][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.609318][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.609349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.609377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.609427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.609460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.609483][ T32] r4:8497f8c0 [ 1335.609506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.609535][ T32] INFO: task kworker/1:375:4829 blocked for more than 462 seconds. [ 1335.609569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.609593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.609663][ T32] task:kworker/1:375 state:D stack:0 pid:4829 tgid:4829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.609725][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.609825][ T32] Call trace: [ 1335.609941][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.609993][ T32] r10:829187f4 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:853f0c00 [ 1335.610016][ T32] r4:853f0c00 [ 1335.610058][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.610125][ T32] r5:853f0c00 r4:829187f0 [ 1335.610195][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.610238][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.610282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1335.610304][ T32] r4:00000000 [ 1335.610322][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.610359][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.610409][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.610454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ba00 [ 1335.610477][ T32] r4:00000000 [ 1335.610496][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.610565][ T32] r9:83018205 r8:853f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1335.610591][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.610633][ T32] r5:00001000 r4:eaeb3000 [ 1335.610675][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.610741][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.610785][ T32] r5:85491f8c r4:85491c00 [ 1335.610843][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.610891][ T32] r7:ddde2d40 r6:83018200 r5:85491f8c r4:853a0080 [ 1335.610954][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.611015][ T32] r10:61c88647 r9:853f0c00 r8:853a00ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.611039][ T32] r4:853a0080 [ 1335.611081][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.611284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.612211][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1335.612721][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1335.612803][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.612937][ T32] r5:00001000 r4:dfa99000 ** 5 printk messages dropped ** [ 1335.613134][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1335.613577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1335.614037][ T32] r4:853f8000 ** 1 printk messages dropped ** [ 1335.614141][ T32] r5:853f8000 r4:829187f0 ** 1 printk messages dropped ** [ 1335.614199][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.614449][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.614709][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1335.615168][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.615988][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1335.616462][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.616648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1335.617190][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 9 printk messages dropped ** [ 1335.617661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.617714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.617772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.617822][ T32] r4:8497f8c0 [ 1335.617851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.617877][ T32] INFO: task kworker/0:479:4834 blocked for more than 462 seconds. [ 1335.617905][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.617937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.617988][ T32] task:kworker/0:479 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.650571][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.650731][ T32] Call trace: [ 1335.650791][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.650861][ T32] r10:829187f4 r9:eb405d84 r8:00000002 r7:60000113 r6:eb405d8c r5:853f9800 [ 1335.650885][ T32] r4:853f9800 [ 1335.650906][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.650991][ T32] r5:853f9800 r4:829187f0 [ 1335.651015][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.651084][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.651256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1335.651306][ T32] r4:00000000 [ 1335.651330][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.651379][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.651424][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.651466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84759cc0 [ 1335.651487][ T32] r4:00000000 [ 1335.651506][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.651551][ T32] r9:83018005 r8:853f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1335.651572][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.651614][ T32] r5:00001000 r4:eaf6f000 [ 1335.651659][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.651705][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.651752][ T32] r5:8549338c r4:85493000 [ 1335.651775][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.651822][ T32] r7:dddced40 r6:83018000 r5:8549338c r4:8538f080 [ 1335.651870][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.651929][ T32] r10:61c88647 r9:853f9800 r8:8538f0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.651953][ T32] r4:8538f080 [ 1335.651983][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.652048][ T32] r10:00000000 r9:8538f080 r8:8027ed34 r7:eb3d9e60 r6:853a0280 r5:853f9800 [ 1335.652099][ T32] r4:00000001 [ 1335.652123][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.652160][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1335.652198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.652233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.652263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.652320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.652349][ T32] r4:8539bb00 [ 1335.652869][ T32] INFO: task kworker/0:479:4834 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.652910][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.652987][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.653036][ T32] Call trace: [ 1335.653066][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.653121][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.653164][ T32] r4:00000000 [ 1335.653189][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.653230][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.653261][ T32] 1d20: a29f4000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.653290][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.653314][ T32] 1d60: 80070013 ffffffff [ 1335.653337][ T32] r5:80070013 r4:80239bd0 [ 1335.653358][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.653400][ T32] r4:82ac11e4 [ 1335.653421][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.653464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.653510][ T32] r4:e0771dc0 [ 1335.653537][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.653581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.653605][ T32] r4:00000000 [ 1335.653624][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.653670][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.653693][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.653762][ T32] r5:00001000 r4:dfa99000 [ 1335.653934][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.653984][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.654030][ T32] r5:8501338c r4:85013000 [ 1335.654052][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.654100][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.654139][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.654189][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.654238][ T32] r4:847da880 [ 1335.654263][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.654310][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.654333][ T32] r4:00000001 [ 1335.654353][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.654389][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.654417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.654446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.654474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.654514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.654542][ T32] r4:8497f8c0 [ 1335.654566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.654595][ T32] INFO: task kworker/0:480:4836 blocked for more than 462 seconds. [ 1335.654648][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.654679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.654824][ T32] task:kworker/0:480 state:D stack:0 pid:4836 tgid:4836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.654876][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.654963][ T32] Call trace: [ 1335.654997][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.655043][ T32] r10:829187f4 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:853f8c00 [ 1335.655067][ T32] r4:853f8c00 [ 1335.655110][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.655178][ T32] r5:853f8c00 r4:829187f0 [ 1335.655217][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.655261][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.655305][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1335.655347][ T32] r4:00000000 [ 1335.655372][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.655410][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.655449][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.655644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539be00 [ 1335.655671][ T32] r4:00000000 [ 1335.655760][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.655808][ T32] r9:83018005 r8:853f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1335.655831][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.655871][ T32] r5:00001000 r4:eaf35000 [ 1335.655892][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.655936][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.655977][ T32] r5:85492b8c r4:85492800 [ 1335.655998][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.656042][ T32] r7:dddced40 r6:83018000 r5:85492b8c r4:8538f100 [ 1335.656063][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.656201][ T32] r10:61c88647 r9:853f8c00 r8:8538f12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.656229][ T32] r4:8538f100 [ 1335.656251][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.656295][ T32] r10:00000000 r9:8538f100 r8:8027ed34 r7:eb405e60 r6:853a0300 r5:853f8c00 [ 1335.656318][ T32] r4:00000001 [ 1335.656337][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.656370][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1335.656398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.656454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.656486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.656517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.656541][ T32] r4:8539bb80 [ 1335.656898][ T32] INFO: task kworker/0:480:4836 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.656942][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.657002][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.657062][ T32] Call trace: [ 1335.657123][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.657177][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.657203][ T32] r4:00000000 [ 1335.657224][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.657265][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.657295][ T32] 1d20: a29f4000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.657326][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.657350][ T32] 1d60: 80070013 ffffffff [ 1335.657373][ T32] r5:80070013 r4:80239bd0 [ 1335.657393][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.657459][ T32] r4:82ac11e4 [ 1335.657579][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.657627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.657651][ T32] r4:e0771dc0 [ 1335.657671][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.657712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.657768][ T32] r4:00000000 [ 1335.657793][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.657990][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.658031][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.683249][ T32] r5:00001000 r4:dfa99000 [ 1335.683411][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.683521][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.683613][ T32] r5:8501338c r4:85013000 [ 1335.683660][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.683743][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.683782][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.683865][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.683906][ T32] r4:847da880 [ 1335.683957][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.684036][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.684077][ T32] r4:00000001 [ 1335.684116][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.684202][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.684288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.684354][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.684416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.684474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.684516][ T32] r4:8497f8c0 [ 1335.684560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.684635][ T32] INFO: task kworker/0:481:4837 blocked for more than 462 seconds. [ 1335.684695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.684742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.684783][ T32] task:kworker/0:481 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.684881][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.684973][ T32] Call trace: [ 1335.685044][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.685133][ T32] r10:829187f4 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:853fb000 [ 1335.685180][ T32] r4:853fb000 [ 1335.685217][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.685287][ T32] r5:853fb000 r4:829187f0 [ 1335.685325][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.685393][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.685469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1335.685511][ T32] r4:00000000 [ 1335.685548][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.685614][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.685684][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.685757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539bf40 [ 1335.685798][ T32] r4:00000000 [ 1335.685834][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.685921][ T32] r9:83018005 r8:853fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1335.685963][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.686039][ T32] r5:00001000 r4:eaf51000 [ 1335.686076][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.686142][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.686236][ T32] r5:85492f8c r4:85492c00 [ 1335.686280][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.686356][ T32] r7:dddced40 r6:83018000 r5:85492f8c r4:8538f180 [ 1335.686396][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.686471][ T32] r10:61c88647 r9:853fb000 r8:8538f1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.686513][ T32] r4:8538f180 [ 1335.686562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.686646][ T32] r10:00000000 r9:8538f180 r8:8027ed34 r7:eb405e60 r6:853a0380 r5:853fb000 [ 1335.686689][ T32] r4:00000001 [ 1335.686785][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.686855][ T32] Exception stack(0xeb411fb0 to 0xeb411ff8) [ 1335.686944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.687013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.687060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.687108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.687147][ T32] r4:8539bb80 [ 1335.687893][ T32] INFO: task kworker/0:481:4837 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.687976][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.688144][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.688293][ T32] Call trace: [ 1335.697764][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.698011][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.698070][ T32] r4:00000000 [ 1335.698124][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.698661][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.698729][ T32] 1d20: a2e7f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.698783][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.698826][ T32] 1d60: 80070013 ffffffff [ 1335.698871][ T32] r5:80070013 r4:80239bd0 [ 1335.698909][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.699034][ T32] r4:82ac11e4 [ 1335.699071][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.699141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.699185][ T32] r4:e0771dc0 [ 1335.699220][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.699291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.699346][ T32] r4:00000000 [ 1335.699387][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.699463][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.699502][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.699577][ T32] r5:00001000 r4:dfa99000 [ 1335.699615][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.699683][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.699755][ T32] r5:8501338c r4:85013000 [ 1335.699830][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.699940][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.699984][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.700060][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.700101][ T32] r4:847da880 [ 1335.700144][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.700225][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.700265][ T32] r4:00000001 [ 1335.700300][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.700361][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.700406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.700452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.700500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.700577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.700626][ T32] r4:8497f8c0 [ 1335.700669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.700719][ T32] INFO: task kworker/0:482:4839 blocked for more than 462 seconds. [ 1335.700798][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.700846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.700885][ T32] task:kworker/0:482 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.701005][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.701098][ T32] Call trace: [ 1335.701164][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.701257][ T32] r10:829187f4 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:853fa400 [ 1335.701307][ T32] r4:853fa400 [ 1335.701378][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.701465][ T32] r5:853fa400 r4:829187f0 [ 1335.701501][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.701579][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.701654][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1335.701695][ T32] r4:00000000 [ 1335.701745][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.701813][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.701873][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.701951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa600 [ 1335.701992][ T32] r4:00000000 [ 1335.702026][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.702125][ T32] r9:83018005 r8:853fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1335.702168][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.702242][ T32] r5:00001000 r4:eb087000 [ 1335.702277][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.702342][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.702516][ T32] r7:dddced40 r6:83018000 r5:8549478c r4:8538f200 ** 1 printk messages dropped ** [ 1335.702639][ T32] r10:61c88647 r9:853fa400 r8:8538f22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.702685][ T32] r4:8538f200 [ 1335.702735][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.702813][ T32] r10:00000000 r9:8538f200 r8:8027ed34 r7:eb405e60 r6:853a0400 r5:853fa400 [ 1335.702867][ T32] r4:00000001 [ 1335.702904][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.703004][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1335.703052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.703114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.703164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.703228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.703272][ T32] r4:8539bdc0 [ 1335.703989][ T32] INFO: task kworker/0:482:4839 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.704061][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.704216][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.704296][ T32] Call trace: [ 1335.704347][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.704426][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.704468][ T32] r4:00000000 [ 1335.704503][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.704584][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.704637][ T32] 1d20: a2e7f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.704685][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.704726][ T32] 1d60: 80070013 ffffffff [ 1335.704769][ T32] r5:80070013 r4:80239bd0 [ 1335.704803][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.704873][ T32] r4:82ac11e4 [ 1335.704908][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.704993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.705037][ T32] r4:e0771dc0 [ 1335.705071][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.705140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.705179][ T32] r4:00000000 [ 1335.705235][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.705316][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.705356][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.705425][ T32] r5:00001000 r4:dfa99000 [ 1335.705460][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.705539][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.705621][ T32] r5:8501338c r4:85013000 [ 1335.705655][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.705732][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.705783][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.705861][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.705902][ T32] r4:847da880 [ 1335.705946][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.706019][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.706060][ T32] r4:00000001 [ 1335.706093][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.706177][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.706231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.706279][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.706324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.706371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.706410][ T32] r4:8497f8c0 [ 1335.706446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.706488][ T32] INFO: task kworker/0:483:4841 blocked for more than 462 seconds. [ 1335.706535][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.706593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.706637][ T32] task:kworker/0:483 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.706725][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.706804][ T32] Call trace: [ 1335.706867][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.706986][ T32] r10:829187f4 r9:eb421d84 r8:00000002 r7:60000013 r6:eb421d8c r5:853fbc00 [ 1335.707040][ T32] r4:853fbc00 [ 1335.707088][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.707144][ T32] r5:853fbc00 r4:829187f0 [ 1335.707164][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.707202][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.707247][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 1335.707269][ T32] r4:00000000 [ 1335.707289][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.707327][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.707394][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.707442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85396f40 [ 1335.707464][ T32] r4:00000000 [ 1335.707483][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.707565][ T32] r9:83018005 r8:853fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1335.707616][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.707664][ T32] r5:00001000 r4:eaf99000 [ 1335.707703][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.707789][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.707898][ T32] r5:8549378c r4:85493400 [ 1335.707936][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.707982][ T32] r7:dddced40 r6:83018000 r5:8549378c r4:8538f280 [ 1335.708026][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.708097][ T32] r10:61c88647 r9:853fbc00 r8:8538f2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.732928][ T32] r4:8538f280 [ 1335.733028][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.733445][ T32] r10:00000000 r9:8538f280 r8:8027ed34 r7:eb419e60 r6:853a0480 r5:853fbc00 [ 1335.733619][ T32] r4:00000001 [ 1335.733644][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.733685][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1335.733715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.733744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.733770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.733924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.733951][ T32] r4:85396e80 [ 1335.734440][ T32] INFO: task kworker/0:483:4841 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.734478][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.734567][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.734639][ T32] Call trace: [ 1335.734677][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.734729][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.734753][ T32] r4:00000000 [ 1335.734772][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.734811][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.734870][ T32] 1d20: a331b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.734904][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.734958][ T32] 1d60: 80070013 ffffffff [ 1335.734983][ T32] r5:80070013 r4:80239bd0 [ 1335.735026][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.735148][ T32] r4:82ac11e4 [ 1335.735279][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.735580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.735606][ T32] r4:e0771dc0 [ 1335.735627][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.735685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.735711][ T32] r4:00000000 [ 1335.735731][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.735778][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.735800][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.735986][ T32] r5:00001000 r4:dfa99000 [ 1335.736012][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.736320][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.736372][ T32] r5:8501338c r4:85013000 [ 1335.736393][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.736438][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.736473][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.736523][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.736545][ T32] r4:847da880 [ 1335.736564][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.736606][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.736629][ T32] r4:00000001 [ 1335.736661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.736698][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.736744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.736773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.736798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.736846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.736899][ T32] r4:8497f8c0 [ 1335.736932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.737095][ T32] INFO: task kworker/0:484:4843 blocked for more than 462 seconds. [ 1335.737166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.737581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.737608][ T32] task:kworker/0:484 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.737716][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.738081][ T32] Call trace: [ 1335.758701][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.758798][ T32] r10:829187f4 r9:eb429d84 r8:00000002 r7:60000113 r6:eb429d8c r5:853fc800 [ 1335.758825][ T32] r4:853fc800 [ 1335.758846][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.759116][ T32] r5:853fc800 r4:829187f0 [ 1335.759146][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.759191][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.759275][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1335.759330][ T32] r4:00000000 [ 1335.759391][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.759447][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.759491][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.759555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa0c0 [ 1335.759587][ T32] r4:00000000 [ 1335.759608][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.759990][ T32] r9:83018005 r8:853fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1335.760020][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.760068][ T32] r5:00001000 r4:eafbf000 [ 1335.760477][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.760524][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.760924][ T32] r5:85493b8c r4:85493800 [ 1335.760949][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.760997][ T32] r7:dddced40 r6:83018000 r5:85493b8c r4:8538f300 [ 1335.761570][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.761620][ T32] r10:61c88647 r9:853fc800 r8:8538f32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.761643][ T32] r4:8538f300 [ 1335.761662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.761726][ T32] r10:00000000 r9:8538f300 r8:8027ed34 r7:eb419e60 r6:853a0500 r5:853fc800 [ 1335.761752][ T32] r4:00000001 [ 1335.761772][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.761808][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1335.761836][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.761865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.761891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.761923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.761946][ T32] r4:853aa040 [ 1335.762590][ T32] INFO: task kworker/0:484:4843 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.762633][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.763203][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.763281][ T32] Call trace: [ 1335.763315][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.763364][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.763387][ T32] r4:00000000 [ 1335.763406][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.763469][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.763525][ T32] 1d20: a3994000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.763564][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.763588][ T32] 1d60: 80070013 ffffffff [ 1335.763613][ T32] r5:80070013 r4:80239bd0 [ 1335.763658][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.763729][ T32] r4:82ac11e4 [ 1335.763765][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.763852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.763899][ T32] r4:e0771dc0 [ 1335.763976][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.764082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.764135][ T32] r4:00000000 [ 1335.764180][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.764237][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.764282][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.764359][ T32] r5:00001000 r4:dfa99000 [ 1335.764435][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.764491][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.764571][ T32] r5:8501338c r4:85013000 [ 1335.764614][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.764675][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.764696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.764741][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.764789][ T32] r4:847da880 [ 1335.764814][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.764859][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.764881][ T32] r4:00000001 [ 1335.764899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.764941][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.764992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.765047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.765100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.765156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.765194][ T32] r4:8497f8c0 [ 1335.765219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.765251][ T32] INFO: task kworker/0:485:4845 blocked for more than 462 seconds. [ 1335.765285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.765309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.765330][ T32] task:kworker/0:485 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.765374][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.765418][ T32] Call trace: [ 1335.765503][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.765550][ T32] r10:829187f4 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:853fe000 [ 1335.765572][ T32] r4:853fe000 [ 1335.765616][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.765684][ T32] r5:853fe000 r4:829187f0 [ 1335.765706][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.765745][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.765790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1335.765812][ T32] r4:00000000 [ 1335.765854][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.765968][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.766011][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.766052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa380 [ 1335.766074][ T32] r4:00000000 [ 1335.766093][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.766134][ T32] r9:83018005 r8:853fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1335.766155][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.766252][ T32] r5:00001000 r4:eb023000 [ 1335.766280][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.766345][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.766391][ T32] r5:85493f8c r4:85493c00 [ 1335.766411][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.766453][ T32] r7:dddced40 r6:83018000 r5:85493f8c r4:8538f380 [ 1335.766526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.766597][ T32] r10:61c88647 r9:853fe000 r8:8538f3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.766672][ T32] r4:8538f380 [ 1335.766719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.766764][ T32] r10:00000000 r9:8538f380 r8:8027ed34 r7:eb419e60 r6:853a0580 r5:853fe000 [ 1335.766789][ T32] r4:00000001 [ 1335.766853][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.766973][ T32] Exception stack(0xeb42dfb0 to 0xeb42dff8) [ 1335.767010][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.767050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.767104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.767137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.767159][ T32] r4:853aa140 [ 1335.767491][ T32] INFO: task kworker/0:485:4845 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.767529][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.767588][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.767682][ T32] Call trace: [ 1335.767716][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.767763][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.767794][ T32] r4:00000000 [ 1335.767841][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.767950][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.768044][ T32] 1d20: a3994000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.789767][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.789936][ T32] 1d60: 80070013 ffffffff [ 1335.790008][ T32] r5:80070013 r4:80239bd0 [ 1335.790173][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.790241][ T32] r4:82ac11e4 [ 1335.790262][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.790348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.790381][ T32] r4:e0771dc0 [ 1335.790404][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.790449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.790495][ T32] r4:00000000 [ 1335.790543][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.790620][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.790651][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.790730][ T32] r5:00001000 r4:dfa99000 [ 1335.790768][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.790813][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.790879][ T32] r5:8501338c r4:85013000 [ 1335.790920][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.791058][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.791112][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.791196][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.791232][ T32] r4:847da880 [ 1335.791268][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.791342][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.791369][ T32] r4:00000001 [ 1335.791394][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.791463][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.791515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.791548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.791575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.791604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.791752][ T32] r4:8497f8c0 [ 1335.791857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.791907][ T32] INFO: task kworker/1:377:4847 blocked for more than 462 seconds. [ 1335.791973][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.792011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.792034][ T32] task:kworker/1:377 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.792147][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.792242][ T32] Call trace: [ 1335.792401][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.792526][ T32] r10:829187f4 r9:eb431d84 r8:00000002 r7:60000113 r6:eb431d8c r5:853fd400 [ 1335.792581][ T32] r4:853fd400 [ 1335.792642][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.792715][ T32] r5:853fd400 r4:829187f0 [ 1335.792758][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.792810][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.792857][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1335.792891][ T32] r4:00000000 [ 1335.792950][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.793020][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.793102][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.793189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b0780 [ 1335.793235][ T32] r4:00000000 [ 1335.793282][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1335.793531][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1335.794397][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) ** 5 printk messages dropped ** [ 1335.795565][ T32] INFO: task kworker/1:377:4847 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 11 printk messages dropped ** [ 1335.796383][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1335.796644][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1335.796926][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 5 printk messages dropped ** [ 1335.797229][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.797381][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.797485][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.797560][ T32] r4:847da880 [ 1335.797608][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.797699][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.797784][ T32] r4:00000001 [ 1335.797825][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.797900][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.797961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.798018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.798142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.818706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.818810][ T32] r4:8497f8c0 [ 1335.818855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.818887][ T32] INFO: task kworker/0:486:4849 blocked for more than 462 seconds. [ 1335.818960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.819034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.819064][ T32] task:kworker/0:486 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.819174][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.819280][ T32] Call trace: [ 1335.819335][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.819418][ T32] r10:829187f4 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:853fec00 [ 1335.819457][ T32] r4:853fec00 [ 1335.819478][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.819520][ T32] r5:853fec00 r4:829187f0 [ 1335.819540][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.819604][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.819686][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1335.819722][ T32] r4:00000000 [ 1335.819742][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.819779][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.819826][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.819866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa4c0 [ 1335.819887][ T32] r4:00000000 [ 1335.819907][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.819961][ T32] r9:83018005 r8:853fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1335.819983][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.820024][ T32] r5:00001000 r4:eb045000 [ 1335.820043][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.820081][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.820122][ T32] r5:8549438c r4:85494000 [ 1335.820166][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.820226][ T32] r7:dddced40 r6:83018000 r5:8549438c r4:8538f400 [ 1335.820248][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.820347][ T32] r10:61c88647 r9:853fec00 r8:8538f42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.820430][ T32] r4:8538f400 [ 1335.820454][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.820502][ T32] r10:00000000 r9:8538f400 r8:8027ed34 r7:eb419e60 r6:853a0700 r5:853fec00 [ 1335.820525][ T32] r4:00000001 [ 1335.820558][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.820634][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1335.820692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.820748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.820804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.820891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1335.821620][ T32] INFO: task kworker/0:486:4849 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 13 printk messages dropped ** [ 1335.822333][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.822593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 10 printk messages dropped ** [ 1335.823287][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.824048][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1335.824328][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.824676][ T32] r5:854b0c00 r4:829187f0 ** 1 printk messages dropped ** [ 1335.824819][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.825195][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1335.825789][ T32] r4:8538f480 ** 5 printk messages dropped ** [ 1335.826075][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.826130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.826172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.826275][ T32] r4:853aa480 [ 1335.826780][ T32] INFO: task kworker/0:487:4852 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.826819][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.826956][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.827065][ T32] Call trace: [ 1335.827100][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.827159][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.827241][ T32] r4:00000000 [ 1335.827343][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.827389][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.827419][ T32] 1d20: a40fa000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.827460][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.827487][ T32] 1d60: 80070013 ffffffff [ 1335.827592][ T32] r5:80070013 r4:80239bd0 [ 1335.827616][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.827657][ T32] r4:82ac11e4 [ 1335.827676][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.827727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.827753][ T32] r4:e0771dc0 [ 1335.827771][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.827812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.827836][ T32] r4:00000000 [ 1335.827923][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.827973][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.827996][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.828037][ T32] r5:00001000 r4:dfa99000 [ 1335.828056][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.858515][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.858670][ T32] r5:8501338c r4:85013000 [ 1335.858696][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.858745][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.858779][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.858833][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.858857][ T32] r4:847da880 [ 1335.858973][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.859052][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.859081][ T32] r4:00000001 [ 1335.859101][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.859136][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.859166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.859195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.859334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.859371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.859411][ T32] r4:8497f8c0 [ 1335.859440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.859471][ T32] INFO: task kworker/0:488:4854 blocked for more than 462 seconds. [ 1335.859515][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.859546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.859579][ T32] task:kworker/0:488 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.859639][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.859696][ T32] Call trace: [ 1335.859746][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.859795][ T32] r10:829187f4 r9:eb389d84 r8:00000002 r7:60000113 r6:eb389d8c r5:854b1800 [ 1335.859819][ T32] r4:854b1800 [ 1335.859854][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.859899][ T32] r5:854b1800 r4:829187f0 [ 1335.859941][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.859986][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.860046][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1335.860116][ T32] r4:00000000 [ 1335.860324][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.860365][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.860406][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.860765][ T32] r5:8549538c r4:85495000 ** 5 printk messages dropped ** [ 1335.861103][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1335.861940][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.862691][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1335.862876][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1335.863264][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1335.863518][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.863965][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.864326][ T32] r5:854b2400 r4:829187f0 [ 1335.864350][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.864391][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.864437][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1335.864461][ T32] r4:00000000 [ 1335.864479][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.864515][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.864550][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.864590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aab80 [ 1335.864611][ T32] r4:00000000 [ 1335.864629][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.864836][ T32] r9:83018005 r8:854b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1335.864865][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.864908][ T32] r5:00001000 r4:dfe97000 [ 1335.864937][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.864975][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.865017][ T32] r5:8549578c r4:85495400 [ 1335.865035][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.865101][ T32] r7:dddced40 r6:83018000 r5:8549578c r4:8538f580 [ 1335.865133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.865180][ T32] r10:61c88647 r9:854b2400 r8:8538f5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.865205][ T32] r4:8538f580 [ 1335.865224][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.865267][ T32] r10:00000000 r9:8538f580 r8:8027ed34 r7:eb389e60 r6:853a0880 r5:854b2400 [ 1335.865313][ T32] r4:00000001 [ 1335.865335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.865421][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1335.865451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.865478][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.865504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.865576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.865632][ T32] r4:853aa340 [ 1335.865973][ T32] INFO: task kworker/0:489:4857 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.866044][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.866134][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.866227][ T32] Call trace: [ 1335.866260][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.866307][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.866331][ T32] r4:00000000 [ 1335.866350][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.866388][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.866417][ T32] 1d20: a48b6000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.866445][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.866469][ T32] 1d60: 80070013 ffffffff [ 1335.866491][ T32] r5:80070013 r4:80239bd0 [ 1335.866542][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.866588][ T32] r4:82ac11e4 [ 1335.866619][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.866663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.866685][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1335.866765][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.867084][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1335.867236][ T32] r4:847da880 ** 7 printk messages dropped ** [ 1335.867584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1335.868040][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.890792][ T32] r5:854b3000 r4:829187f0 ** 1 printk messages dropped ** [ 1335.890921][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.891240][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.891545][ T32] r5:85495b8c r4:85495800 ** 4 printk messages dropped ** [ 1335.891711][ T32] r4:8538f600 ** 5 printk messages dropped ** [ 1335.891971][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.892024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.892052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.892074][ T32] r4:853aa980 [ 1335.892596][ T32] INFO: task kworker/0:490:4859 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.892646][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.892743][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.892871][ T32] Call trace: [ 1335.892943][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.893000][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.893024][ T32] r4:00000000 [ 1335.893067][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.893112][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.893141][ T32] 1d20: a4cfa000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.893213][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.893240][ T32] 1d60: 80070013 ffffffff [ 1335.893263][ T32] r5:80070013 r4:80239bd0 [ 1335.893282][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.893322][ T32] r4:82ac11e4 [ 1335.893341][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.893405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.893457][ T32] r4:e0771dc0 [ 1335.893482][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1335.893783][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1335.894150][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.894531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1335.895187][ T32] r5:854b3c00 r4:829187f0 [ 1335.895212][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.895281][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.895584][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.896002][ T32] r10:61c88647 r9:854b3c00 r8:8538f6ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1335.896382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.897028][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1335.897500][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1335.897763][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 11 printk messages dropped ** [ 1335.920968][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1335.921433][ T32] INFO: task kworker/0:492:4862 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.921936][ T32] r5:854b4800 r4:829187f0 [ 1335.922074][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.922481][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.922850][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1335.923177][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) ** 5 printk messages dropped ** [ 1335.923924][ T32] INFO: task kworker/0:492:4862 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 2 printk messages dropped ** [ 1335.924071][ T32] Call trace: [ 1335.924117][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.924178][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.924207][ T32] r4:00000000 [ 1335.924238][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.924281][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.924311][ T32] 1d20: a50ef000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.924345][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.924398][ T32] 1d60: 80070013 ffffffff [ 1335.924428][ T32] r5:80070013 r4:80239bd0 [ 1335.924459][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.924508][ T32] r4:82ac11e4 [ 1335.924529][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.924571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.924594][ T32] r4:e0771dc0 [ 1335.924637][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.924684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.924708][ T32] r4:00000000 [ 1335.924726][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.924771][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.924799][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.924880][ T32] r5:00001000 r4:dfa99000 [ 1335.924905][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.924981][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.925049][ T32] r5:8501338c r4:85013000 [ 1335.925072][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.925118][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.925139][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.925184][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.925206][ T32] r4:847da880 [ 1335.925225][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.925269][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.925291][ T32] r4:00000001 [ 1335.925310][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.925342][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.925369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.925396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.925421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.925448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.925493][ T32] r4:8497f8c0 [ 1335.925535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.925565][ T32] INFO: task kworker/0:493:4864 blocked for more than 462 seconds. [ 1335.925595][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.925643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.925669][ T32] task:kworker/0:493 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.925789][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.925948][ T32] Call trace: [ 1335.926043][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.926099][ T32] r10:829187f4 r9:eb425d84 r8:00000002 r7:60000113 r6:eb425d8c r5:854b5400 [ 1335.926123][ T32] r4:854b5400 [ 1335.926142][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.926181][ T32] r5:854b5400 r4:829187f0 [ 1335.926226][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.926269][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.926475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1335.926501][ T32] r4:00000000 [ 1335.926520][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.926557][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1335.926593][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1335.927002][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.927524][ T32] r10:00000000 r9:8538f780 r8:8027ed34 r7:eb449e60 r6:853a0a80 r5:854b5400 ** 10 printk messages dropped ** [ 1335.950906][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1335.951285][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1335.951528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1335.951883][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1335.952202][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 9 printk messages dropped ** [ 1335.952577][ T32] task:kworker/1:378 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.952949][ T32] r5:854b6000 r4:829187f0 ** 3 printk messages dropped ** [ 1335.953116][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.953312][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.953836][ T32] r10:61c88647 r9:854b6000 r8:853a0b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1335.953877][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.953961][ T32] r10:00000000 r9:853a0b00 r8:8027ed34 r7:eb3c5e60 r6:853a0b80 r5:854b6000 [ 1335.954033][ T32] r4:00000001 [ 1335.954056][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.954091][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1335.954117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.954143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.954171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.954198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.954220][ T32] r4:853b06c0 [ 1335.954639][ T32] INFO: task kworker/1:378:4866 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1335.954674][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.954748][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.954797][ T32] Call trace: [ 1335.954837][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.954887][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1335.954911][ T32] r4:00000000 [ 1335.954975][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.955016][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1335.955046][ T32] 1d20: a5533000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1335.955074][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1335.955098][ T32] 1d60: 80070013 ffffffff [ 1335.955120][ T32] r5:80070013 r4:80239bd0 [ 1335.955139][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.955202][ T32] r4:82ac11e4 [ 1335.955244][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.955326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1335.955366][ T32] r4:e0771dc0 [ 1335.955400][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1335.955466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1335.955503][ T32] r4:00000000 [ 1335.955536][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1335.955612][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.955653][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.955719][ T32] r5:00001000 r4:dfa99000 [ 1335.955752][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1335.955813][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.955882][ T32] r5:8501338c r4:85013000 [ 1335.955927][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.956001][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1335.956037][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.956107][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.956156][ T32] r4:847da880 [ 1335.956196][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.956271][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1335.956331][ T32] r4:00000001 [ 1335.956396][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.956458][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1335.956518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.956568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.956611][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.956656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.956694][ T32] r4:8497f8c0 [ 1335.956755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.956799][ T32] INFO: task kworker/0:494:4869 blocked for more than 462 seconds. [ 1335.956848][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.956887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.956928][ T32] task:kworker/0:494 state:D stack:0 pid:4869 tgid:4869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.957006][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.001922][ T32] Call trace: [ 1336.002018][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.002133][ T32] r10:829187f4 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:854b6c00 ** 2 printk messages dropped ** [ 1336.002276][ T32] r5:854b6c00 r4:829187f0 [ 1336.002309][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.002481][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.002698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a4600 ** 9 printk messages dropped ** [ 1336.003256][ T32] r7:dddced40 r6:83018000 r5:85496b8c r4:8538f800 ** 8 printk messages dropped ** [ 1336.003665][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.005024][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1336.005610][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1336.006009][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1336.006554][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1336.006951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.007749][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.007856][ T32] r10:829187f4 r9:eb459d84 r8:00000002 r7:60000113 r6:eb459d8c r5:854b0000 [ 1336.007919][ T32] r4:854b0000 [ 1336.007965][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.008046][ T32] r5:854b0000 r4:829187f0 [ 1336.011359][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.011515][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.011623][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [ 1336.011669][ T32] r4:00000000 [ 1336.011702][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.011764][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.011841][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.011933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539b940 [ 1336.011976][ T32] r4:00000000 [ 1336.012010][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.012086][ T32] r9:83018005 r8:854b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1336.012149][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.012240][ T32] r5:00001000 r4:eacb9000 [ 1336.012290][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.012360][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.012430][ T32] r5:8549738c r4:85497000 [ 1336.012464][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.012538][ T32] r7:dddced40 r6:83018000 r5:8549738c r4:8538f880 [ 1336.012583][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.012656][ T32] r10:61c88647 r9:854b0000 r8:8538f8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.012692][ T32] r4:8538f880 [ 1336.012725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.012797][ T32] r10:00000000 r9:8538f880 r8:8027ed34 r7:eb455e60 r6:853a0c80 r5:854b0000 [ 1336.012835][ T32] r4:00000001 [ 1336.012866][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.012948][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 1336.013003][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.013050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.013094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.013142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.013186][ T32] r4:853aa800 [ 1336.013975][ T32] INFO: task kworker/0:495:4871 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.014066][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.014199][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.014336][ T32] Call trace: ** 3 printk messages dropped ** [ 1336.014583][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1336.015107][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1336.015367][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1336.016023][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1336.016399][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.017089][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.017387][ T32] r5:84a90c00 r4:829187f0 ** 3 printk messages dropped ** [ 1336.017748][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.019250][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.020031][ T32] r10:61c88647 r9:84a90c00 r8:8538f92c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.020653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1336.022352][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1336.023193][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1336.023840][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1336.024222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.024823][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.025105][ T32] r5:84a91800 r4:829187f0 ** 3 printk messages dropped ** [ 1336.025320][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.025602][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.026262][ T32] r10:61c88647 r9:84a91800 r8:8538f9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1336.026733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.028010][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.050371][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.050556][ T32] 1d20: a5808000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.050616][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.050658][ T32] 1d60: 80070013 ffffffff [ 1336.050727][ T32] r5:80070013 r4:80239bd0 [ 1336.050769][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.050866][ T32] r4:82ac11e4 [ 1336.050900][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.051010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.051049][ T32] r4:e0771dc0 [ 1336.051108][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.051192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.051230][ T32] r4:00000000 [ 1336.051263][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.051337][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.051403][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.051493][ T32] r5:00001000 r4:dfa99000 [ 1336.051543][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.051611][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.051678][ T32] r5:8501338c r4:85013000 [ 1336.051714][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.051788][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.051821][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.051893][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.051948][ T32] r4:847da880 [ 1336.052018][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.052128][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.052176][ T32] r4:00000001 [ 1336.052215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.052273][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.052320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.052367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.052411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.052588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.052634][ T32] r4:8497f8c0 [ 1336.052722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.052792][ T32] INFO: task kworker/0:498:4878 blocked for more than 462 seconds. [ 1336.052847][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.052954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.052998][ T32] task:kworker/0:498 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.053113][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.053194][ T32] Call trace: [ 1336.053246][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.053360][ T32] r10:829187f4 r9:eb475d84 r8:00000002 r7:60000113 r6:eb475d8c r5:84a90000 [ 1336.053416][ T32] r4:84a90000 [ 1336.053474][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.053557][ T32] r5:84a90000 r4:829187f0 [ 1336.053651][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.053740][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.053830][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 [ 1336.053894][ T32] r4:00000000 [ 1336.053948][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1336.054589][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.055422][ T32] r10:00000000 r9:8538fa00 r8:8027ed34 r7:eb469e60 r6:853a0e00 r5:84a90000 ** 10 printk messages dropped ** [ 1336.056921][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.057596][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1336.057984][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1336.090532][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1336.091255][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1336.091566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.091969][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.092289][ T32] r5:84a93c00 r4:829187f0 ** 2 printk messages dropped ** [ 1336.092438][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 ** 8 printk messages dropped ** [ 1336.092799][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.093150][ T32] r4:8538fa80 ** 7 printk messages dropped ** [ 1336.093435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1336.093984][ T32] INFO: task kworker/0:499:4879 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.094019][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.094136][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.094217][ T32] Call trace: [ 1336.094252][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.094301][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.094325][ T32] r4:00000000 [ 1336.094453][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.094535][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.094579][ T32] 1d20: a5bb9000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.094613][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.094637][ T32] 1d60: 80070013 ffffffff [ 1336.094660][ T32] r5:80070013 r4:80239bd0 [ 1336.094733][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.094792][ T32] r4:82ac11e4 [ 1336.094840][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.094894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.094983][ T32] r4:e0771dc0 [ 1336.095006][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.095053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.095076][ T32] r4:00000000 [ 1336.095118][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.095172][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.095197][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.095239][ T32] r5:00001000 r4:dfa99000 [ 1336.095259][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.095296][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.095337][ T32] r5:8501338c r4:85013000 [ 1336.095403][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.095454][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 4 printk messages dropped ** [ 1336.095608][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 10 printk messages dropped ** [ 1336.096177][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.096688][ T32] r5:84a93000 r4:829187f0 [ 1336.096739][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1336.096853][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 ** 8 printk messages dropped ** [ 1336.097177][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1336.097668][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1336.097823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.097861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.097916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.097983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.098009][ T32] r4:853a6200 [ 1336.119095][ T32] INFO: task kworker/0:500:4881 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.119251][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.119335][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.119400][ T32] Call trace: [ 1336.119434][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.119536][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.119566][ T32] r4:00000000 [ 1336.119587][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.119626][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.119657][ T32] 1d20: a5e3b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.119686][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.119715][ T32] 1d60: 80070013 ffffffff [ 1336.119751][ T32] r5:80070013 r4:80239bd0 [ 1336.119774][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.119817][ T32] r4:82ac11e4 [ 1336.119837][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.119879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.119901][ T32] r4:e0771dc0 [ 1336.120006][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.120056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.120079][ T32] r4:00000000 [ 1336.120099][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.120144][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.120165][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.120206][ T32] r5:00001000 r4:dfa99000 [ 1336.120226][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.120266][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.120308][ T32] r5:8501338c r4:85013000 [ 1336.120422][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.120498][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.120530][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.120575][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.120669][ T32] r4:847da880 [ 1336.120700][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1336.120891][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.121210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1336.121714][ T32] r4:84a95400 ** 1 printk messages dropped ** [ 1336.121787][ T32] r5:84a95400 r4:829187f0 [ 1336.121811][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.122167][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.122372][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.122728][ T32] r10:61c88647 r9:84a95400 r8:8538fbac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.123180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1336.124178][ T32] 1d20: a5e3b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1336.124586][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.124817][ T32] r5:8501338c r4:85013000 ** 6 printk messages dropped ** [ 1336.125298][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.125319][ T32] r4:00000001 [ 1336.125338][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.125413][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.125443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.125469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.125494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.125525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.125547][ T32] r4:8497f8c0 [ 1336.125566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.125591][ T32] INFO: task kworker/0:502:4884 blocked for more than 462 seconds. [ 1336.125618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.125642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.125662][ T32] task:kworker/0:502 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.125708][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.125771][ T32] Call trace: [ 1336.125834][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.125880][ T32] r10:829187f4 r9:eb48dd84 r8:00000002 r7:60000113 r6:eb48dd8c r5:84a92400 [ 1336.125902][ T32] r4:84a92400 [ 1336.125931][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.126046][ T32] r5:84a92400 r4:829187f0 [ 1336.126074][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.126116][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.126159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 [ 1336.126239][ T32] r4:00000000 [ 1336.126323][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.126435][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.126549][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.126595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6700 [ 1336.126617][ T32] r4:00000000 [ 1336.126683][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.126736][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1336.126759][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.126799][ T32] r5:00001000 r4:eade3000 [ 1336.126818][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.126855][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.126911][ T32] r5:8549878c r4:85498400 [ 1336.126992][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.127090][ T32] r7:dddced40 r6:83018000 r5:8549878c r4:8538fc00 [ 1336.127117][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.127164][ T32] r10:61c88647 r9:84a92400 r8:8538fc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.127192][ T32] r4:8538fc00 [ 1336.127211][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.127276][ T32] r10:00000000 r9:8538fc00 r8:8027ed34 r7:eb489e60 r6:853bb000 r5:84a92400 [ 1336.127326][ T32] r4:00000001 [ 1336.127348][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.127385][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) [ 1336.127434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.127467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.127494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.127581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.127664][ T32] r4:853a63c0 [ 1336.128014][ T32] INFO: task kworker/0:502:4884 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.128092][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.150352][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.150556][ T32] Call trace: [ 1336.150651][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.150728][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 4 printk messages dropped ** [ 1336.150875][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1336.151237][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1336.151524][ T32] r5:00001000 r4:dfa99000 ** 7 printk messages dropped ** [ 1336.151811][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1336.151960][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1336.152279][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.152686][ T32] r5:84a96c00 r4:829187f0 [ 1336.152730][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.153147][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.153662][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.154286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.155498][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1336.156085][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.156364][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.156759][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1336.157144][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.157537][ T32] r5:84a94800 r4:829187f0 [ 1336.157584][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.157814][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.175349][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.175768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.175802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.175829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.175868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.175897][ T32] r4:853a64c0 [ 1336.176429][ T32] INFO: task kworker/0:504:4890 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.176472][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.176592][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.176706][ T32] Call trace: [ 1336.176767][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.176867][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.176943][ T32] r4:00000000 [ 1336.176992][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.177043][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.177112][ T32] 1d20: a6463000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.177171][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.177199][ T32] 1d60: 80070013 ffffffff [ 1336.177233][ T32] r5:80070013 r4:80239bd0 [ 1336.177280][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.177347][ T32] r4:82ac11e4 [ 1336.177394][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.177443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.177465][ T32] r4:e0771dc0 [ 1336.177484][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.177527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.177556][ T32] r4:00000000 [ 1336.177601][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.177652][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.177698][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.177743][ T32] r5:00001000 r4:dfa99000 [ 1336.177763][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.177802][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.177855][ T32] r5:8501338c r4:85013000 [ 1336.177878][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.177931][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.177953][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.177998][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.178044][ T32] r4:847da880 [ 1336.178106][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.191496][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.191546][ T32] r4:00000001 [ 1336.191570][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.191647][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.191710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.191767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.191807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.191841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.191864][ T32] r4:8497f8c0 [ 1336.191952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.192025][ T32] INFO: task kworker/0:505:4891 blocked for more than 462 seconds. [ 1336.192066][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.192097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.192149][ T32] task:kworker/0:505 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.192239][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.192348][ T32] Call trace: [ 1336.192447][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.192512][ T32] r10:829187f4 r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:84a96000 [ 1336.192538][ T32] r4:84a96000 [ 1336.192558][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.192604][ T32] r5:84a96000 r4:829187f0 [ 1336.192628][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.192668][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.192956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6bc0 ** 11 printk messages dropped ** [ 1336.193489][ T32] r10:61c88647 r9:84a96000 r8:8538fdac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.193934][ T32] r4:853a6900 ** 4 printk messages dropped ** [ 1336.194771][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1336.195322][ T32] r4:e0771dc0 ** 7 printk messages dropped ** [ 1336.195718][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.196257][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.196581][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1336.196851][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.197114][ T32] r5:83a84800 r4:829187f0 [ 1336.197135][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.197484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6d40 ** 11 printk messages dropped ** [ 1336.197950][ T32] r10:61c88647 r9:83a84800 r8:8538fe2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.216092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1336.217383][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1336.217708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 7 printk messages dropped ** [ 1336.218103][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1336.225293][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.225596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1336.225943][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.226035][ T32] Call trace: [ 1336.226096][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.226218][ T32] r10:829187f4 r9:eb4a5d84 r8:00000002 r7:60000113 r6:eb4a5d8c r5:854b8000 [ 1336.226275][ T32] r4:854b8000 [ 1336.226298][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.226351][ T32] r5:854b8000 r4:829187f0 [ 1336.226387][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.226430][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.226498][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1336.226554][ T32] r4:00000000 [ 1336.226604][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.226677][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.226727][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.226784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b0080 [ 1336.226811][ T32] r4:00000000 [ 1336.226880][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.226966][ T32] r9:83018005 r8:854b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1336.227033][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.227086][ T32] r5:00001000 r4:eb11f000 [ 1336.227109][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.227187][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.227263][ T32] r5:8549a78c r4:8549a400 [ 1336.227292][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.227335][ T32] r7:dddced40 r6:83018000 r5:8549a78c r4:8538fe80 [ 1336.227379][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.227441][ T32] r10:61c88647 r9:854b8000 r8:8538feac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.227491][ T32] r4:8538fe80 [ 1336.227536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.227583][ T32] r10:00000000 r9:8538fe80 r8:8027ed34 r7:eb4a1e60 r6:853bb280 r5:854b8000 [ 1336.227617][ T32] r4:00000001 [ 1336.227639][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.227687][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1336.227775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.227830][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.227868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.227921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.227972][ T32] r4:853a6b40 [ 1336.242184][ T32] INFO: task kworker/0:507:4895 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.242314][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.242573][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.242699][ T32] Call trace: [ 1336.242753][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.242838][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.242866][ T32] r4:00000000 [ 1336.243057][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.243261][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.243305][ T32] 1d20: a6eb8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.243334][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.243358][ T32] 1d60: 80070013 ffffffff [ 1336.243427][ T32] r5:80070013 r4:80239bd0 [ 1336.243452][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.243496][ T32] r4:82ac11e4 [ 1336.243527][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.243574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.243598][ T32] r4:e0771dc0 [ 1336.243628][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.243674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.243697][ T32] r4:00000000 [ 1336.243716][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.243760][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.243782][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.243922][ T32] r5:00001000 r4:dfa99000 [ 1336.243947][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.243987][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.244029][ T32] r5:8501338c r4:85013000 ** 3 printk messages dropped ** [ 1336.244160][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1336.244651][ T32] INFO: task kworker/0:508:4897 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.245214][ T32] r5:854b9800 r4:829187f0 ** 1 printk messages dropped ** [ 1336.245491][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.245969][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1336.246605][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.246925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 14 printk messages dropped ** [ 1336.269005][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1336.269564][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.270204][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 9 printk messages dropped ** [ 1336.270727][ T32] task:kworker/0:509 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.271017][ T32] r4:85466c00 [ 1336.271042][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.271083][ T32] r5:85466c00 r4:829187f0 [ 1336.271102][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.271140][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.271236][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 1336.271264][ T32] r4:00000000 [ 1336.271286][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.271324][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.271361][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.271401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6f80 [ 1336.271424][ T32] r4:00000000 [ 1336.271443][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.271487][ T32] r9:83018005 r8:85466c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1336.271509][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.271550][ T32] r5:00001000 r4:eb0f1000 [ 1336.271570][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.271632][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.271694][ T32] r5:8549a38c r4:8549a000 [ 1336.271743][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.271855][ T32] r7:dddced40 r6:83018000 r5:8549a38c r4:8538ff80 [ 1336.271881][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.271967][ T32] r10:61c88647 r9:85466c00 r8:8538ffac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.272000][ T32] r4:8538ff80 [ 1336.272019][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.272062][ T32] r10:00000000 r9:8538ff80 r8:8027ed34 r7:eb4a5e60 r6:853b7000 r5:85466c00 [ 1336.272085][ T32] r4:00000001 [ 1336.272148][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.272214][ T32] Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) [ 1336.272268][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.272300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.272332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.272361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.272407][ T32] r4:853a6cc0 [ 1336.272950][ T32] INFO: task kworker/0:509:4898 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.272989][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.273111][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.273198][ T32] Call trace: [ 1336.273294][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.273345][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.273407][ T32] r4:00000000 [ 1336.273455][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.273497][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.273528][ T32] 1d20: a726b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.273556][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.273598][ T32] 1d60: 80070013 ffffffff [ 1336.273738][ T32] r5:80070013 r4:80239bd0 [ 1336.273771][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.273839][ T32] r4:82ac11e4 [ 1336.273898][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.273972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.273998][ T32] r4:e0771dc0 [ 1336.274017][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.274057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.274081][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.274168][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.274697][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 10 printk messages dropped ** [ 1336.275061][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.275488][ T32] r5:854b8c00 r4:829187f0 [ 1336.275512][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.275745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bcd00 ** 10 printk messages dropped ** [ 1336.276254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.276644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1336.277451][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1336.277566][ T32] r4:82ac11e4 [ 1336.277586][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.277626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.277647][ T32] r4:e0771dc0 [ 1336.277667][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.277753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.277779][ T32] r4:00000000 [ 1336.277798][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.277843][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.277864][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.277903][ T32] r5:00001000 r4:dfa99000 [ 1336.277943][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.278008][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.278078][ T32] r5:8501338c r4:85013000 [ 1336.293077][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.293240][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.293294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.293356][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.293386][ T32] r4:847da880 [ 1336.293433][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.293508][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.293535][ T32] r4:00000001 [ 1336.293580][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.293621][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.293651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.293680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.293730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.293786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.293848][ T32] r4:8497f8c0 [ 1336.293876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.293907][ T32] INFO: task kworker/0:510:4902 blocked for more than 462 seconds. [ 1336.293949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.293974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.294055][ T32] task:kworker/0:510 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.294169][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.294266][ T32] Call trace: [ 1336.294331][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.294386][ T32] r10:829187f4 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:854bb000 [ 1336.294409][ T32] r4:854bb000 [ 1336.294429][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.294480][ T32] r5:854bb000 r4:829187f0 [ 1336.294505][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.294571][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.294645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1336.294695][ T32] r4:00000000 [ 1336.294743][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.294784][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.294823][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.294864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c10c0 [ 1336.294909][ T32] r4:00000000 [ 1336.295004][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.295180][ T32] r5:00001000 r4:eb145000 ** 4 printk messages dropped ** [ 1336.295403][ T32] r7:dddced40 r6:83018000 r5:8549af8c r4:853b7080 ** 5 printk messages dropped ** [ 1336.295602][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.295886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1336.297227][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1336.297531][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1336.297744][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.316601][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 10 printk messages dropped ** [ 1336.317156][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.317668][ T32] r5:854bbc00 r4:829187f0 [ 1336.317688][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.318060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa040 ** 8 printk messages dropped ** [ 1336.321220][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.321708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.322760][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 14 printk messages dropped ** [ 1336.323496][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.323780][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.324281][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1336.324557][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.325159][ T32] r5:854bc800 r4:829187f0 [ 1336.325178][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.325419][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1336.326064][ T32] r5:8549b78c r4:8549b400 ** 6 printk messages dropped ** [ 1336.326389][ T32] r10:00000000 r9:853b7180 r8:8027ed34 r7:eb4b5e60 r6:853bb580 r5:854bc800 ** 5 printk messages dropped ** [ 1336.326611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.326642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.326666][ T32] r4:853c1100 [ 1336.327024][ T32] INFO: task kworker/0:512:4907 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.327088][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.327172][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.327219][ T32] Call trace: [ 1336.327280][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.327355][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.327406][ T32] r4:00000000 [ 1336.327437][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.327476][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.327504][ T32] 1d20: a76df000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.327531][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.327577][ T32] 1d60: 80070013 ffffffff [ 1336.327604][ T32] r5:80070013 r4:80239bd0 [ 1336.327625][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.327667][ T32] r4:82ac11e4 [ 1336.327710][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.327801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.327850][ T32] r4:e0771dc0 [ 1336.327915][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.327964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.327986][ T32] r4:00000000 [ 1336.328028][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.328076][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.328151][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.344792][ T32] r5:00001000 r4:dfa99000 [ 1336.344838][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.344904][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.344972][ T32] r5:8501338c r4:85013000 [ 1336.344998][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.345070][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.345120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.345196][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.345247][ T32] r4:847da880 [ 1336.345293][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.345352][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.345389][ T32] r4:00000001 [ 1336.345412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.345473][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.345531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.345588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.345617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.345646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.345691][ T32] r4:8497f8c0 [ 1336.345718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.345772][ T32] INFO: task kworker/0:513:4908 blocked for more than 462 seconds. [ 1336.345812][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.345837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.345883][ T32] task:kworker/0:513 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.345951][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.346071][ T32] Call trace: [ 1336.346138][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.346207][ T32] r10:829187f4 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:85466000 [ 1336.346234][ T32] r4:85466000 [ 1336.346278][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.346327][ T32] r5:85466000 r4:829187f0 [ 1336.346348][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.346409][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.346483][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 1336.346538][ T32] r4:00000000 [ 1336.346584][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.346627][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.346666][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.346732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c1340 [ 1336.346783][ T32] r4:00000000 [ 1336.346806][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.346877][ T32] r9:83018005 r8:85466000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 2 printk messages dropped ** [ 1336.347025][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1336.347585][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.362638][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1336.363128][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1336.363299][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 11 printk messages dropped ** [ 1336.363942][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1336.364547][ T32] INFO: task kworker/0:514:4912 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.365047][ T32] r5:85463000 r4:829187f0 [ 1336.365068][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.365107][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.365151][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1336.365172][ T32] r4:00000000 [ 1336.365190][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.365250][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.365334][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.365378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c15c0 [ 1336.365399][ T32] r4:00000000 [ 1336.365418][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.365503][ T32] r9:83018005 r8:85463000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1336.365542][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.365634][ T32] r5:00001000 r4:eb187000 [ 1336.365658][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.365697][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.365737][ T32] r5:8549bb8c r4:8549b800 [ 1336.365755][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.365797][ T32] r7:dddced40 r6:83018000 r5:8549bb8c r4:853b7300 [ 1336.365884][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.366009][ T32] r10:61c88647 r9:85463000 r8:853b732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.366041][ T32] r4:853b7300 [ 1336.366084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.366132][ T32] r10:00000000 r9:853b7300 r8:8027ed34 r7:eb4bde60 r6:853b7380 r5:85463000 [ 1336.366154][ T32] r4:00000001 [ 1336.366222][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.366267][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1336.366352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.366479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.366508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.366535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.366575][ T32] r4:853c12c0 [ 1336.367109][ T32] INFO: task kworker/0:514:4912 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.367197][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.367258][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.367362][ T32] Call trace: [ 1336.367396][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.367460][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 8 printk messages dropped ** [ 1336.367745][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1336.367906][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.385648][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.386195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1336.387229][ T32] r5:854bd400 r4:829187f0 ** 2 printk messages dropped ** [ 1336.387397][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 ** 8 printk messages dropped ** [ 1336.387758][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.395280][ T32] r10:00000000 r9:853b7400 r8:8027ed34 r7:eb45de60 r6:853bb600 r5:854bd400 ** 10 printk messages dropped ** [ 1336.396210][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1336.396796][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1336.397346][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1336.397698][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.397870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1336.411944][ T32] r4:854be000 ** 1 printk messages dropped ** [ 1336.412147][ T32] r5:854be000 r4:829187f0 ** 2 printk messages dropped ** [ 1336.412344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 ** 8 printk messages dropped ** [ 1336.412806][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1336.413327][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.414319][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.414572][ T32] r4:00000000 [ 1336.414596][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.414635][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.414677][ T32] 1d20: a84b6000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.414733][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.414798][ T32] 1d60: 80070013 ffffffff [ 1336.414856][ T32] r5:80070013 r4:80239bd0 [ 1336.414887][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.414986][ T32] r4:82ac11e4 [ 1336.415011][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.415055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.415077][ T32] r4:e0771dc0 [ 1336.415109][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.415160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.415237][ T32] r4:00000000 [ 1336.415262][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.415311][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.415333][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.415374][ T32] r5:00001000 r4:dfa99000 [ 1336.415395][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.415433][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.415472][ T32] r5:8501338c r4:85013000 [ 1336.415502][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.415552][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.415599][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.415670][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.415743][ T32] r4:847da880 [ 1336.415767][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.415812][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.415857][ T32] r4:00000001 [ 1336.415897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.415965][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.416030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.416065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.416092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.416120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.416182][ T32] r4:8497f8c0 [ 1336.416240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.416271][ T32] INFO: task kworker/0:517:4917 blocked for more than 462 seconds. [ 1336.416302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.416402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.416426][ T32] task:kworker/0:517 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.416490][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.416532][ T32] Call trace: [ 1336.416594][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.416688][ T32] r10:829187f4 r9:eb4d9d84 r8:00000002 r7:60000113 r6:eb4d9d8c r5:854bec00 [ 1336.416746][ T32] r4:854bec00 [ 1336.416792][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.416844][ T32] r5:854bec00 r4:829187f0 [ 1336.416945][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.417021][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.417072][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 [ 1336.417094][ T32] r4:00000000 [ 1336.417113][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1336.417191][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1336.417596][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1336.418215][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.431035][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.431300][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1336.431568][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1336.431892][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.431914][ T32] r4:847da880 [ 1336.431941][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.432026][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.432069][ T32] r4:00000001 [ 1336.432113][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.432156][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.432186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.432213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.432239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.432266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.432289][ T32] r4:8497f8c0 [ 1336.432337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.432382][ T32] INFO: task kworker/0:518:4918 blocked for more than 462 seconds. [ 1336.432436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.432482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.432516][ T32] task:kworker/0:518 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.432590][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.432638][ T32] Call trace: [ 1336.432751][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.432801][ T32] r10:829187f4 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:854c0000 [ 1336.432848][ T32] r4:854c0000 [ 1336.432975][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.433053][ T32] r5:854c0000 r4:829187f0 [ 1336.433073][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.433164][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.433220][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1336.433260][ T32] r4:00000000 [ 1336.433304][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.433511][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.433551][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.433591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c1a00 [ 1336.433613][ T32] r4:00000000 [ 1336.433631][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.433789][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1336.434405][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.434891][ T32] INFO: task kworker/0:518:4918 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.434979][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.435047][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.435093][ T32] Call trace: [ 1336.435194][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.435247][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.435299][ T32] r4:00000000 [ 1336.435323][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.435395][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.435476][ T32] 1d20: a84b6000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.435531][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.435557][ T32] 1d60: 80070013 ffffffff [ 1336.435579][ T32] r5:80070013 r4:80239bd0 [ 1336.435621][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.435688][ T32] r4:82ac11e4 [ 1336.435743][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.435791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.435841][ T32] r4:e0771dc0 [ 1336.435901][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.435952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.435974][ T32] r4:00000000 [ 1336.436010][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1336.436265][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.436829][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.437086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1336.437598][ T32] r4:854c1800 ** 1 printk messages dropped ** [ 1336.437720][ T32] r5:854c1800 r4:829187f0 ** 6 printk messages dropped ** [ 1336.438114][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1336.459401][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.459518][ T32] r10:61c88647 r9:854c1800 r8:853b762c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.459544][ T32] r4:853b7600 [ 1336.459588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.459637][ T32] r10:00000000 r9:853b7600 r8:8027ed34 r7:eb4d9e60 r6:853bb800 r5:854c1800 [ 1336.459660][ T32] r4:00000001 [ 1336.459680][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.459716][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1336.459745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.459773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.459798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.459848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.459876][ T32] r4:853c1800 [ 1336.460352][ T32] INFO: task kworker/0:519:4920 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.460438][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.460539][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1336.460645][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1336.461128][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1336.461390][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1336.461773][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1336.462171][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1336.462599][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.463037][ T32] r5:854c0c00 r4:829187f0 [ 1336.463088][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.463143][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.463394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647400 ** 11 printk messages dropped ** [ 1336.463900][ T32] r10:61c88647 r9:854c0c00 r8:853bb8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1336.464229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1336.465301][ T32] 1d20: a88cf000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1336.465837][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 11 printk messages dropped ** [ 1336.466261][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1336.466668][ T32] INFO: task kworker/0:520:4924 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.467335][ T32] r5:854c3c00 r4:829187f0 ** 2 printk messages dropped ** [ 1336.467525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 ** 4 printk messages dropped ** [ 1336.467716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c1e80 [ 1336.467756][ T32] r4:00000000 [ 1336.467800][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.467846][ T32] r9:83018005 r8:854c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1336.467867][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.467912][ T32] r5:00001000 r4:dfa97000 [ 1336.467933][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.467971][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.468068][ T32] r5:8549d38c r4:8549d000 [ 1336.468161][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.492259][ T32] r7:dddced40 r6:83018000 r5:8549d38c r4:853b7680 [ 1336.492362][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.492500][ T32] r10:61c88647 r9:854c3c00 r8:853b76ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.492559][ T32] r4:853b7680 [ 1336.492650][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.492767][ T32] r10:00000000 r9:853b7680 r8:8027ed34 r7:eb4d9e60 r6:853bb980 r5:854c3c00 [ 1336.492829][ T32] r4:00000001 [ 1336.492882][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.492997][ T32] Exception stack(0xeb4f1fb0 to 0xeb4f1ff8) [ 1336.493071][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.493136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.493199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.493311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.493380][ T32] r4:853c1bc0 [ 1336.494210][ T32] INFO: task kworker/0:520:4924 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.494310][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.494507][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.494661][ T32] Call trace: [ 1336.494737][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.494851][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.494910][ T32] r4:00000000 [ 1336.495013][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.495122][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.495198][ T32] 1d20: a8dde000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.495287][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.495352][ T32] 1d60: 80070013 ffffffff [ 1336.495409][ T32] r5:80070013 r4:80239bd0 [ 1336.495479][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.495596][ T32] r4:82ac11e4 [ 1336.495662][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1336.496024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 6 printk messages dropped ** [ 1336.496651][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.497586][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 6 printk messages dropped ** [ 1336.498038][ T32] INFO: task kworker/0:521:4926 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.523430][ T32] r5:854c3000 r4:829187f0 [ 1336.523450][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.523554][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.523685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6040 ** 10 printk messages dropped ** [ 1336.524142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.524581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1336.526186][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1336.526434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 7 printk messages dropped ** [ 1336.526862][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1336.527576][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.528065][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1336.543906][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.544296][ T32] r10:829187f4 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:854c2400 [ 1336.544358][ T32] r4:854c2400 [ 1336.544418][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.544511][ T32] r5:854c2400 r4:829187f0 [ 1336.544576][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.544671][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.544771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1336.544865][ T32] r4:00000000 [ 1336.544935][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.545042][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.545148][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.545242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c1a80 [ 1336.545312][ T32] r4:00000000 [ 1336.545371][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.545478][ T32] r9:83018005 r8:854c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1336.545559][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.545697][ T32] r5:00001000 r4:e0487000 [ 1336.545758][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.545853][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.545981][ T32] r5:8549db8c r4:8549d800 [ 1336.546040][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.546144][ T32] r7:dddced40 r6:83018000 r5:8549db8c r4:853b7780 [ 1336.546206][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.546311][ T32] r10:61c88647 r9:854c2400 r8:853b77ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.546366][ T32] r4:853b7780 [ 1336.546414][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.546519][ T32] r10:00000000 r9:853b7780 r8:8027ed34 r7:eb4f9e60 r6:853bba80 r5:854c2400 [ 1336.546614][ T32] r4:00000001 [ 1336.546672][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.546758][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 1336.546821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.546886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.547001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.547077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.547156][ T32] r4:853c1fc0 [ 1336.548040][ T32] INFO: task kworker/0:522:4928 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.568854][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.569531][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.570015][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1336.570765][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1336.572071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1336.573184][ T32] r5:854c4800 r4:829187f0 ** 2 printk messages dropped ** [ 1336.573400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 ** 8 printk messages dropped ** [ 1336.574074][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.574741][ T32] r10:61c88647 r9:854c4800 r8:853b78ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.575485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1336.577491][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1336.577927][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1336.599170][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.600109][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1336.600858][ T32] INFO: task kworker/0:524:4933 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.602076][ T32] r5:854c5400 r4:829187f0 ** 1 printk messages dropped ** [ 1336.602226][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.602822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f62c0 [ 1336.602874][ T32] r4:00000000 [ 1336.602954][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.603058][ T32] r9:83018005 r8:854c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1336.603106][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.603197][ T32] r5:00001000 r4:eaa6d000 [ 1336.603244][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.603329][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.603418][ T32] r5:8549e78c r4:8549e400 [ 1336.603464][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.603565][ T32] r7:dddced40 r6:83018000 r5:8549e78c r4:853b7800 [ 1336.603645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.603764][ T32] r10:61c88647 r9:854c5400 r8:853b782c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.603832][ T32] r4:853b7800 [ 1336.603877][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.603986][ T32] r10:00000000 r9:853b7800 r8:8027ed34 r7:eb4f9e60 r6:853bbb80 r5:854c5400 [ 1336.604041][ T32] r4:00000001 [ 1336.604090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.604206][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1336.604277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.604342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.604428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.604496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.604561][ T32] r4:854f6080 [ 1336.605434][ T32] INFO: task kworker/0:524:4933 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.605567][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.605728][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.605839][ T32] Call trace: [ 1336.605937][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.606067][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.606141][ T32] r4:00000000 [ 1336.606201][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.606290][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.606360][ T32] 1d20: a97a4000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.606429][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.606487][ T32] 1d60: 80070013 ffffffff [ 1336.606552][ T32] r5:80070013 r4:80239bd0 [ 1336.606628][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.606724][ T32] r4:82ac11e4 [ 1336.606771][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.606863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.606950][ T32] r4:e0771dc0 [ 1336.607001][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.607097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.607149][ T32] r4:00000000 [ 1336.607214][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.607321][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.607381][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.607479][ T32] r5:00001000 r4:dfa99000 [ 1336.607531][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.607634][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.607729][ T32] r5:8501338c r4:85013000 [ 1336.607820][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.607934][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.607985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.631799][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.631978][ T32] r4:847da880 [ 1336.632044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.632209][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.632283][ T32] r4:00000001 [ 1336.632339][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.632427][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1336.632773][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1336.633262][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.633743][ T32] r5:854c6c00 r4:829187f0 [ 1336.633790][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.634121][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.634584][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1336.635456][ T32] r7:dddced40 r6:83018000 r5:8549eb8c r4:853b7900 ** 8 printk messages dropped ** [ 1336.636131][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.637491][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.656998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 17 printk messages dropped ** [ 1336.672395][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 13 printk messages dropped ** [ 1336.673584][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.673747][ T32] Call trace: [ 1336.673850][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.673967][ T32] r10:829187f4 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:854ba400 [ 1336.674035][ T32] r4:854ba400 [ 1336.674085][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.674179][ T32] r5:854ba400 r4:829187f0 [ 1336.674229][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.674319][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.674417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 [ 1336.674471][ T32] r4:00000000 [ 1336.674521][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.674640][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.674745][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.674865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6c40 [ 1336.674986][ T32] r4:00000000 [ 1336.675071][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.675211][ T32] r9:83018005 r8:854ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1336.675271][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.675379][ T32] r5:00001000 r4:eaf4d000 [ 1336.675436][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.675523][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.675614][ T32] r5:854a038c r4:854a0000 [ 1336.675663][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.675771][ T32] r7:dddced40 r6:83018000 r5:854a038c r4:853b7980 [ 1336.675863][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.675984][ T32] r10:61c88647 r9:854ba400 r8:853b79ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.676079][ T32] r4:853b7980 [ 1336.676131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.676236][ T32] r10:00000000 r9:853b7980 r8:8027ed34 r7:eb51de60 r6:853bbc80 r5:854ba400 [ 1336.676305][ T32] r4:00000001 [ 1336.676352][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.676428][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1336.676495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.676575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.676639][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.677938][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1336.691095][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1336.691696][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.692139][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1336.692505][ T32] INFO: task kworker/0:527:4938 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.693000][ T32] r5:84818000 r4:829187f0 [ 1336.693022][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.693072][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.693141][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.693332][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1336.693684][ T32] r5:00001000 r4:eac3d000 ** 6 printk messages dropped ** [ 1336.693946][ T32] r10:61c88647 r9:84818000 r8:853b7a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.694423][ T32] r4:854f6280 ** 5 printk messages dropped ** [ 1336.695340][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1336.695753][ T32] r4:e0771dc0 ** 8 printk messages dropped ** [ 1336.696016][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.696760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.697363][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.697558][ T32] r5:8481a400 r4:829187f0 ** 1 printk messages dropped ** [ 1336.697708][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.721177][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.721555][ T32] r4:853b7a80 ** 6 printk messages dropped ** [ 1336.721839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.722825][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.723005][ T32] 1d20: aa6c6000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.723127][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.723155][ T32] 1d60: 80070013 ffffffff [ 1336.723208][ T32] r5:80070013 r4:80239bd0 [ 1336.723232][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.723304][ T32] r4:82ac11e4 [ 1336.723351][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.723421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.723470][ T32] r4:e0771dc0 [ 1336.723494][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.723536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.723558][ T32] r4:00000000 [ 1336.723604][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.723678][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.723727][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.723772][ T32] r5:00001000 r4:dfa99000 [ 1336.723821][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.723892][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.723936][ T32] r5:8501338c r4:85013000 [ 1336.723979][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.724029][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.724049][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.724095][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.724140][ T32] r4:847da880 [ 1336.724164][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.724215][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.724236][ T32] r4:00000001 [ 1336.724254][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.724334][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.724400][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.724431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.724457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.724512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.724537][ T32] r4:8497f8c0 [ 1336.724571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.724602][ T32] INFO: task kworker/0:529:4943 blocked for more than 463 seconds. [ 1336.724660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.724691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.724713][ T32] task:kworker/0:529 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.724825][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.724870][ T32] Call trace: [ 1336.724928][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.724976][ T32] r10:829187f4 r9:eb539d84 r8:00000002 r7:60000113 r6:eb539d8c r5:84818c00 [ 1336.725001][ T32] r4:84818c00 [ 1336.725069][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.725123][ T32] r5:84818c00 r4:829187f0 [ 1336.725153][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.725223][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.725272][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 1336.725293][ T32] r4:00000000 [ 1336.725311][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.725348][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.725383][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.725425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6880 [ 1336.725447][ T32] r4:00000000 [ 1336.725466][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.725507][ T32] r9:83018005 r8:84818c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1336.725527][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.725572][ T32] r5:00001000 r4:eae9f000 [ 1336.725617][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.725660][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.725699][ T32] r5:8549f78c r4:8549f400 [ 1336.725718][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.725759][ T32] r7:dddced40 r6:83018000 r5:8549f78c r4:853b7b00 [ 1336.725778][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.725822][ T32] r10:61c88647 r9:84818c00 r8:853b7b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.725844][ T32] r4:853b7b00 [ 1336.725888][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.725937][ T32] r10:00000000 r9:853b7b00 r8:8027ed34 r7:eb521e60 r6:853bbe00 r5:84818c00 [ 1336.725959][ T32] r4:00000001 [ 1336.725990][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.726033][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1336.726059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.726086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.726135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.726167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.726195][ T32] r4:854f6500 [ 1336.726518][ T32] INFO: task kworker/0:529:4943 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.726594][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.726699][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.726792][ T32] Call trace: [ 1336.726870][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.726947][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.727032][ T32] r4:00000000 [ 1336.727074][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.727170][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.727215][ T32] 1d20: aa6c6000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.727243][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.727267][ T32] 1d60: 80070013 ffffffff [ 1336.727313][ T32] r5:80070013 r4:80239bd0 [ 1336.727338][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.727380][ T32] r4:82ac11e4 [ 1336.727414][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.727458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.727481][ T32] r4:e0771dc0 [ 1336.727547][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.727592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.727643][ T32] r4:00000000 [ 1336.727693][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.727754][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.727799][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.727856][ T32] r5:00001000 r4:dfa99000 [ 1336.727880][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.727930][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.727998][ T32] r5:8501338c r4:85013000 [ 1336.728045][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.751431][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.751515][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.751612][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.751640][ T32] r4:847da880 [ 1336.751683][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.751735][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.751775][ T32] r4:00000001 [ 1336.751799][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.751837][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.751868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.751895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.751946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.751978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.752001][ T32] r4:8497f8c0 [ 1336.752025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.752055][ T32] INFO: task kworker/0:530:4945 blocked for more than 463 seconds. [ 1336.752109][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.752138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.752179][ T32] task:kworker/0:530 state:D stack:0 pid:4945 tgid:4945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.752267][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.752323][ T32] Call trace: [ 1336.752373][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.752435][ T32] r10:829187f4 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:84819800 [ 1336.752461][ T32] r4:84819800 [ 1336.752480][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.752519][ T32] r5:84819800 r4:829187f0 [ 1336.752538][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.752576][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.752619][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 [ 1336.752640][ T32] r4:00000000 [ 1336.752680][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.752723][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.752763][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.752803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6980 [ 1336.752824][ T32] r4:00000000 [ 1336.752865][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.752922][ T32] r9:83018005 r8:84819800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.752957][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.753004][ T32] r5:00001000 r4:eaedd000 [ 1336.753024][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.753085][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.753129][ T32] r5:8549fb8c r4:8549f800 [ 1336.753150][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.753192][ T32] r7:dddced40 r6:83018000 r5:8549fb8c r4:853b7b80 [ 1336.753212][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.753254][ T32] r10:61c88647 r9:84819800 r8:853b7bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.753300][ T32] r4:853b7b80 [ 1336.753331][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.753377][ T32] r10:00000000 r9:853b7b80 r8:8027ed34 r7:eb521e60 r6:853bbe80 r5:84819800 [ 1336.753420][ T32] r4:00000001 [ 1336.753445][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.753502][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1336.753533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.753565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.753612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.753674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.753726][ T32] r4:854f6680 [ 1336.754435][ T32] INFO: task kworker/0:530:4945 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.754524][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.754691][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.754768][ T32] Call trace: [ 1336.754802][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.754857][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.754969][ T32] r4:00000000 [ 1336.755003][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.755046][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.755078][ T32] 1d20: aab88000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.755106][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.755129][ T32] 1d60: 80070013 ffffffff [ 1336.755151][ T32] r5:80070013 r4:80239bd0 [ 1336.755174][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.755215][ T32] r4:82ac11e4 [ 1336.755234][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.755276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.755297][ T32] r4:e0771dc0 [ 1336.755316][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.755356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.755378][ T32] r4:00000000 [ 1336.755418][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.755469][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.755492][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.755533][ T32] r5:00001000 r4:dfa99000 [ 1336.755552][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.755589][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.755630][ T32] r5:8501338c r4:85013000 [ 1336.755661][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.755710][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.755752][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.755802][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.755846][ T32] r4:847da880 [ 1336.755870][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.755920][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.755942][ T32] r4:00000001 [ 1336.755961][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.755995][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.756020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.756057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.756109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.756150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.756180][ T32] r4:8497f8c0 [ 1336.756214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.756259][ T32] INFO: task kworker/0:531:4946 blocked for more than 463 seconds. [ 1336.756293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.756339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.756363][ T32] task:kworker/0:531 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.756410][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.756481][ T32] Call trace: [ 1336.756540][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.756588][ T32] r10:829187f4 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:85462400 [ 1336.756619][ T32] r4:85462400 [ 1336.756642][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.756681][ T32] r5:85462400 r4:829187f0 [ 1336.756701][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.756782][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.756833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1336.756872][ T32] r4:00000000 [ 1336.756894][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.756939][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.756973][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.757034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6ac0 [ 1336.757067][ T32] r4:00000000 [ 1336.757109][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.757165][ T32] r9:83018005 r8:85462400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1336.757189][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.757233][ T32] r5:00001000 r4:eaf23000 [ 1336.757256][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.757295][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.757335][ T32] r5:8549ff8c r4:8549fc00 [ 1336.757375][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.757443][ T32] r7:dddced40 r6:83018000 r5:8549ff8c r4:853b7c00 [ 1336.757475][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.757522][ T32] r10:61c88647 r9:85462400 r8:853b7c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.757544][ T32] r4:853b7c00 [ 1336.757562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.757603][ T32] r10:00000000 r9:853b7c00 r8:8027ed34 r7:eb521e60 r6:853b7c80 r5:85462400 [ 1336.757625][ T32] r4:00000001 [ 1336.757643][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.757701][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) [ 1336.757730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.757788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.757821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.757850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.757934][ T32] r4:854f6780 [ 1336.772790][ T32] INFO: task kworker/0:531:4946 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.772893][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.772994][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.773114][ T32] Call trace: [ 1336.773154][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.773235][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.773264][ T32] r4:00000000 [ 1336.773285][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.773333][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.773370][ T32] 1d20: aad42000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.773420][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.773446][ T32] 1d60: 80070013 ffffffff [ 1336.773469][ T32] r5:80070013 r4:80239bd0 [ 1336.773489][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.773552][ T32] r4:82ac11e4 [ 1336.773581][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.773624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.773656][ T32] r4:e0771dc0 [ 1336.773678][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.773720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.773742][ T32] r4:00000000 [ 1336.773760][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.773804][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.773835][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.773903][ T32] r5:00001000 r4:dfa99000 [ 1336.773933][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.773986][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.774033][ T32] r5:8501338c r4:85013000 [ 1336.774052][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.774119][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.774143][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.774189][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.774233][ T32] r4:847da880 [ 1336.774258][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.774327][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.774352][ T32] r4:00000001 [ 1336.774371][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.774411][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.774466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.774528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.774579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.774615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.774638][ T32] r4:8497f8c0 [ 1336.774661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.774691][ T32] INFO: task kworker/0:532:4949 blocked for more than 463 seconds. [ 1336.774735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.774763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.774783][ T32] task:kworker/0:532 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.774852][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.774973][ T32] Call trace: [ 1336.775010][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.775057][ T32] r10:829187f4 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:854c6000 [ 1336.775078][ T32] r4:854c6000 [ 1336.775097][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.775137][ T32] r5:854c6000 r4:829187f0 [ 1336.775183][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.775233][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.775300][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1336.775360][ T32] r4:00000000 [ 1336.775382][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.775441][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.775480][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.775521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6f40 [ 1336.775544][ T32] r4:00000000 [ 1336.775572][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.775617][ T32] r9:83018005 r8:854c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1336.775649][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.775692][ T32] r5:00001000 r4:eafb1000 [ 1336.775711][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.775748][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.775808][ T32] r5:854a0b8c r4:854a0800 [ 1336.775830][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.775873][ T32] r7:dddced40 r6:83018000 r5:854a0b8c r4:853b7d00 [ 1336.775893][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.775946][ T32] r10:61c88647 r9:854c6000 r8:853b7d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.775967][ T32] r4:853b7d00 [ 1336.776013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.776062][ T32] r10:00000000 r9:853b7d00 r8:8027ed34 r7:eb521e60 r6:853b7d80 r5:854c6000 [ 1336.776105][ T32] r4:00000001 [ 1336.776130][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.776168][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1336.776198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.776226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.776272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.776318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.776374][ T32] r4:854f6a40 [ 1336.776799][ T32] INFO: task kworker/0:532:4949 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.776853][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.776964][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.777038][ T32] Call trace: [ 1336.777073][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.777174][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.777232][ T32] r4:00000000 [ 1336.777263][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.777307][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.777336][ T32] 1d20: aad42000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.777364][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.777388][ T32] 1d60: 80070013 ffffffff [ 1336.777410][ T32] r5:80070013 r4:80239bd0 [ 1336.777428][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.777478][ T32] r4:82ac11e4 [ 1336.777513][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.777557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.777579][ T32] r4:e0771dc0 [ 1336.777623][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.777667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.777709][ T32] r4:00000000 [ 1336.777768][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.777829][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.777865][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.777911][ T32] r5:00001000 r4:dfa99000 [ 1336.777937][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.777996][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.778042][ T32] r5:8501338c r4:85013000 [ 1336.778082][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.790202][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.790256][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.790327][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.790364][ T32] r4:847da880 [ 1336.790397][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.790469][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.790542][ T32] r4:00000001 [ 1336.790599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.790650][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.790686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.790716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.790765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.790819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.790844][ T32] r4:8497f8c0 [ 1336.790873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.790985][ T32] INFO: task kworker/0:533:4950 blocked for more than 463 seconds. [ 1336.791033][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.791061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.791100][ T32] task:kworker/0:533 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.791159][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.791211][ T32] Call trace: [ 1336.791274][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.791329][ T32] r10:829187f4 r9:eb4c1d84 r8:00000002 r7:60000113 r6:eb4c1d8c r5:848a0000 [ 1336.791351][ T32] r4:848a0000 [ 1336.791370][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.791409][ T32] r5:848a0000 r4:829187f0 [ 1336.791428][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.791465][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.791508][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1336.791530][ T32] r4:00000000 [ 1336.791570][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.791634][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.791686][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.791736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6d40 [ 1336.791758][ T32] r4:00000000 [ 1336.791786][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.791834][ T32] r9:83018005 r8:848a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1336.791856][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.791923][ T32] r5:00001000 r4:eaf71000 [ 1336.791949][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.792009][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.792054][ T32] r5:854a078c r4:854a0400 [ 1336.792094][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.792140][ T32] r7:dddced40 r6:83018000 r5:854a078c r4:853b7e00 [ 1336.792160][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.792208][ T32] r10:61c88647 r9:848a0000 r8:853b7e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.792229][ T32] r4:853b7e00 [ 1336.792247][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.792289][ T32] r10:00000000 r9:853b7e00 r8:8027ed34 r7:eb53de60 r6:853b7e80 r5:848a0000 [ 1336.792329][ T32] r4:00000001 [ 1336.792350][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.792385][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1336.792411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.792438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.792463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.792490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.792511][ T32] r4:854f6a40 [ 1336.793006][ T32] INFO: task kworker/0:533:4950 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.793040][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.793097][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.793141][ T32] Call trace: [ 1336.793185][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.793242][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.793290][ T32] r4:00000000 [ 1336.793313][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.793382][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.793415][ T32] 1d20: ab1b2000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.793443][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.793465][ T32] 1d60: 80070013 ffffffff [ 1336.793508][ T32] r5:80070013 r4:80239bd0 [ 1336.793531][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.793571][ T32] r4:82ac11e4 [ 1336.793614][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.793659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.793681][ T32] r4:e0771dc0 [ 1336.793720][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.793774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.793801][ T32] r4:00000000 [ 1336.793829][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.793885][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.793920][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.793977][ T32] r5:00001000 r4:dfa99000 [ 1336.794028][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.794074][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.794115][ T32] r5:8501338c r4:85013000 [ 1336.794154][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.794204][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.794225][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.794268][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.794289][ T32] r4:847da880 [ 1336.794308][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.794349][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.794397][ T32] r4:00000001 [ 1336.794421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.794512][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.794552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.794579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.794604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.794633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.794655][ T32] r4:8497f8c0 [ 1336.794674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.794706][ T32] INFO: task kworker/0:534:4954 blocked for more than 463 seconds. [ 1336.794737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.794760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.794779][ T32] task:kworker/0:534 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.794847][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.794955][ T32] Call trace: [ 1336.795019][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.795068][ T32] r10:829187f4 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:848a0c00 [ 1336.795090][ T32] r4:848a0c00 [ 1336.795110][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.795149][ T32] r5:848a0c00 r4:829187f0 [ 1336.795171][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.795231][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.795280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1336.795302][ T32] r4:00000000 [ 1336.795321][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.795357][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.795392][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.795441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b040 [ 1336.795468][ T32] r4:00000000 [ 1336.795487][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.795531][ T32] r9:83018005 r8:848a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1336.795551][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.795600][ T32] r5:00001000 r4:eb025000 [ 1336.795623][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.795671][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.795714][ T32] r5:854a138c r4:854a1000 [ 1336.795733][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.795794][ T32] r7:dddced40 r6:83018000 r5:854a138c r4:853b7f00 [ 1336.795817][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.795866][ T32] r10:61c88647 r9:848a0c00 r8:853b7f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.795898][ T32] r4:853b7f00 [ 1336.795928][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.795981][ T32] r10:00000000 r9:853b7f00 r8:8027ed34 r7:eb53de60 r6:853b7f80 r5:848a0c00 [ 1336.796006][ T32] r4:00000001 [ 1336.796025][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.796058][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1336.796096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.796127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.796152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.796184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.796205][ T32] r4:854f6dc0 [ 1336.796519][ T32] INFO: task kworker/0:534:4954 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.796551][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.796638][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.796691][ T32] Call trace: [ 1336.796746][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.796793][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.796816][ T32] r4:00000000 [ 1336.796834][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.796891][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.796947][ T32] 1d20: ab1b2000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.796980][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.797003][ T32] 1d60: 80070013 ffffffff [ 1336.797024][ T32] r5:80070013 r4:80239bd0 [ 1336.797042][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.797083][ T32] r4:82ac11e4 [ 1336.797102][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.797142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.797163][ T32] r4:e0771dc0 [ 1336.797194][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.797264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.797293][ T32] r4:00000000 [ 1336.797316][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.797362][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.797410][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.797488][ T32] r5:00001000 r4:dfa99000 [ 1336.797541][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.797646][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.797702][ T32] r5:8501338c r4:85013000 [ 1336.797723][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.797804][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.797830][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.797875][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.797896][ T32] r4:847da880 [ 1336.797925][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.797991][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.798029][ T32] r4:00000001 [ 1336.798072][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.821158][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.821259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.821291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.821318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.821348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.821372][ T32] r4:8497f8c0 [ 1336.821418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.821464][ T32] INFO: task kworker/0:535:4955 blocked for more than 463 seconds. [ 1336.821525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.821570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.821649][ T32] task:kworker/0:535 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.821714][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.821776][ T32] Call trace: [ 1336.821808][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.821860][ T32] r10:829187f4 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:848a1800 [ 1336.821882][ T32] r4:848a1800 [ 1336.821900][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.821949][ T32] r5:848a1800 r4:829187f0 [ 1336.821969][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.822009][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.822052][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1336.822073][ T32] r4:00000000 [ 1336.822091][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.822153][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.822202][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.822260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c1680 [ 1336.822296][ T32] r4:00000000 [ 1336.822323][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.822393][ T32] r9:83018005 r8:848a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1336.822422][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.822505][ T32] r5:00001000 r4:eafd5000 [ 1336.822529][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.822570][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.822610][ T32] r5:854a0f8c r4:854a0c00 [ 1336.822630][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.822696][ T32] r7:dddced40 r6:83018000 r5:854a0f8c r4:8550c000 [ 1336.822742][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.822812][ T32] r10:61c88647 r9:848a1800 r8:8550c02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.822837][ T32] r4:8550c000 [ 1336.822857][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.822972][ T32] r10:00000000 r9:8550c000 r8:8027ed34 r7:eb549e60 r6:8550c080 r5:848a1800 [ 1336.823002][ T32] r4:00000001 [ 1336.823022][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.823059][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 1336.823089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.823117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.823144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.823192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.823217][ T32] r4:854f6dc0 [ 1336.823734][ T32] INFO: task kworker/0:535:4955 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.823792][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.823874][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.823931][ T32] Call trace: [ 1336.823961][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.824007][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.824053][ T32] r4:00000000 [ 1336.824093][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.824136][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.824165][ T32] 1d20: ab861000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.824192][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.824215][ T32] 1d60: 80070013 ffffffff [ 1336.824258][ T32] r5:80070013 r4:80239bd0 [ 1336.824282][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.824324][ T32] r4:82ac11e4 [ 1336.824357][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.824412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.824441][ T32] r4:e0771dc0 [ 1336.824462][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.824504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.824526][ T32] r4:00000000 [ 1336.824545][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.824603][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.824632][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.824675][ T32] r5:00001000 r4:dfa99000 [ 1336.824694][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.824731][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.824770][ T32] r5:8501338c r4:85013000 [ 1336.824815][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.824958][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1336.825040][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1336.825111][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 3 printk messages dropped ** [ 1336.825238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1336.825451][ T32] task:kworker/0:536 state:D stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.825790][ T32] r5:848a2400 r4:829187f0 [ 1336.825840][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.825910][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.825961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1336.825983][ T32] r4:00000000 [ 1336.826021][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.826061][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.826095][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.826155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b280 [ 1336.826180][ T32] r4:00000000 [ 1336.826198][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.826240][ T32] r9:83018005 r8:848a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1336.826260][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.826301][ T32] r5:00001000 r4:eb05b000 [ 1336.826342][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.826405][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.826449][ T32] r5:854a178c r4:854a1400 [ 1336.826468][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.826509][ T32] r7:dddced40 r6:83018000 r5:854a178c r4:8550c100 [ 1336.826528][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.826579][ T32] r10:61c88647 r9:848a2400 r8:8550c12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.826625][ T32] r4:8550c100 [ 1336.826646][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.826689][ T32] r10:00000000 r9:8550c100 r8:8027ed34 r7:eb549e60 r6:8550c180 r5:848a2400 [ 1336.826711][ T32] r4:00000001 [ 1336.826730][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.826763][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1336.826788][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.826814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.826848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.826884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.826947][ T32] r4:8550b1c0 [ 1336.827259][ T32] INFO: task kworker/0:536:4958 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.827291][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.827355][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.827416][ T32] Call trace: [ 1336.827445][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.827489][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.827512][ T32] r4:00000000 [ 1336.827531][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.827566][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.827615][ T32] 1d20: ab861000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.827647][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.827670][ T32] 1d60: 80070013 ffffffff [ 1336.827692][ T32] r5:80070013 r4:80239bd0 [ 1336.827710][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.827750][ T32] r4:82ac11e4 [ 1336.827790][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.827835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.827857][ T32] r4:e0771dc0 [ 1336.827895][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.827966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.827991][ T32] r4:00000000 [ 1336.828009][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.828069][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.851032][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.851167][ T32] r5:00001000 r4:dfa99000 [ 1336.851196][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.851319][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.851401][ T32] r5:8501338c r4:85013000 [ 1336.851653][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.851706][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.851727][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.851771][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.851792][ T32] r4:847da880 [ 1336.851810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.851874][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.851900][ T32] r4:00000001 [ 1336.851926][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.851981][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.852059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.852134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.852164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.852197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.852228][ T32] r4:8497f8c0 [ 1336.852255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1336.852495][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.852757][ T32] r5:848a3000 r4:829187f0 ** 1 printk messages dropped ** [ 1336.852818][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.852884][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1336.852910][ T32] r4:00000000 [ 1336.852934][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.852973][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.853060][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.853106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b640 [ 1336.853148][ T32] r4:00000000 [ 1336.853213][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.853272][ T32] r9:83018005 r8:848a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1336.853297][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.853337][ T32] r5:00001000 r4:eb275000 [ 1336.853356][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.853392][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.853435][ T32] r5:854a1f8c r4:854a1c00 [ 1336.853455][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.853497][ T32] r7:dddced40 r6:83018000 r5:854a1f8c r4:8550c200 [ 1336.853516][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.853623][ T32] r10:61c88647 r9:848a3000 r8:8550c22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.853655][ T32] r4:8550c200 [ 1336.853676][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.853723][ T32] r10:00000000 r9:8550c200 r8:8027ed34 r7:eb551e60 r6:8550c280 r5:848a3000 [ 1336.853745][ T32] r4:00000001 [ 1336.853763][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.853796][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1336.853821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.853848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.853932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.853967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.853990][ T32] r4:8550b100 [ 1336.854537][ T32] INFO: task kworker/0:537:4960 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.854573][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.854664][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.854726][ T32] Call trace: [ 1336.854758][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.854804][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.854836][ T32] r4:00000000 [ 1336.854859][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.854898][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.854967][ T32] 1d20: abd8b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.855020][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.855046][ T32] 1d60: 80070013 ffffffff [ 1336.855070][ T32] r5:80070013 r4:80239bd0 [ 1336.855089][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.855156][ T32] r4:82ac11e4 [ 1336.855179][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.855242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.855287][ T32] r4:e0771dc0 [ 1336.855309][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.855351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.855373][ T32] r4:00000000 [ 1336.855413][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.855470][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.855530][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.855576][ T32] r5:00001000 r4:dfa99000 [ 1336.855595][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.855653][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.855698][ T32] r5:8501338c r4:85013000 [ 1336.855753][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.855822][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.855850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.855935][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.855986][ T32] r4:847da880 [ 1336.856012][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.856064][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.856087][ T32] r4:00000001 [ 1336.856132][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.856174][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.856199][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.856226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.856253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.856311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.856345][ T32] r4:8497f8c0 [ 1336.856373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.856397][ T32] INFO: task kworker/0:538:4961 blocked for more than 463 seconds. [ 1336.856425][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.856447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1336.856545][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.856830][ T32] r4:848a3c00 ** 1 printk messages dropped ** [ 1336.856895][ T32] r5:848a3c00 r4:829187f0 [ 1336.856933][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.856976][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.857019][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1336.857063][ T32] r4:00000000 [ 1336.857108][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.857171][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.857233][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.857281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b440 [ 1336.857345][ T32] r4:00000000 [ 1336.857379][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.857436][ T32] r9:83018005 r8:848a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1336.857481][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.857525][ T32] r5:00001000 r4:eb095000 [ 1336.857544][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.857581][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.857634][ T32] r5:854a1b8c r4:854a1800 [ 1336.857657][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.857700][ T32] r7:dddced40 r6:83018000 r5:854a1b8c r4:8550c300 [ 1336.857720][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.857762][ T32] r10:61c88647 r9:848a3c00 r8:8550c32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.857783][ T32] r4:8550c300 [ 1336.857802][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.857929][ T32] r10:00000000 r9:8550c300 r8:8027ed34 r7:eb55de60 r6:8550c380 r5:848a3c00 [ 1336.857978][ T32] r4:00000001 [ 1336.858005][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.858060][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1336.858104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.868582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.868661][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.868697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.868719][ T32] r4:8550b100 [ 1336.869226][ T32] INFO: task kworker/0:538:4961 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.869271][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.869356][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.869420][ T32] Call trace: [ 1336.869470][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.869525][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.869547][ T32] r4:00000000 [ 1336.869588][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1336.869717][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1336.869920][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1336.870162][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 7 printk messages dropped ** [ 1336.870472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.870834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.871260][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.871510][ T32] r5:848a4800 r4:829187f0 [ 1336.871530][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.871568][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.871620][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1336.871666][ T32] r4:00000000 [ 1336.871687][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.871724][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.871758][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.871825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b900 [ 1336.871870][ T32] r4:00000000 [ 1336.871894][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.871949][ T32] r9:83018005 r8:848a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1336.871970][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.872010][ T32] r5:00001000 r4:eb2a9000 [ 1336.872029][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.872065][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.872105][ T32] r5:854a278c r4:854a2400 [ 1336.872124][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.872182][ T32] r7:dddced40 r6:83018000 r5:854a278c r4:8550c400 [ 1336.872217][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.872267][ T32] r10:61c88647 r9:848a4800 r8:8550c42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.872299][ T32] r4:8550c400 [ 1336.872324][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.872390][ T32] r10:00000000 r9:8550c400 r8:8027ed34 r7:eb55de60 r6:8550c480 r5:848a4800 [ 1336.872416][ T32] r4:00000001 [ 1336.872434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.872467][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1336.872491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.872518][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.872543][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.872569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.872612][ T32] r4:8550b4c0 [ 1336.872925][ T32] INFO: task kworker/0:539:4964 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.872967][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.873047][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.873124][ T32] Call trace: [ 1336.873156][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.873201][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.873224][ T32] r4:00000000 [ 1336.873242][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.873289][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.873322][ T32] 1d20: abd8b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.873349][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1336.873476][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.873557][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1336.873655][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.873724][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 3 printk messages dropped ** [ 1336.873902][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.873971][ T32] r5:8501338c r4:85013000 [ 1336.873994][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.874040][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.874081][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.874130][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.874152][ T32] r4:847da880 [ 1336.874170][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.874212][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.874251][ T32] r4:00000001 [ 1336.874274][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.874309][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.874334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.874383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.874415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.874443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.874464][ T32] r4:8497f8c0 [ 1336.874483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.874506][ T32] INFO: task kworker/0:540:4965 blocked for more than 463 seconds. [ 1336.874534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.874557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.874577][ T32] task:kworker/0:540 state:D stack:0 pid:4965 tgid:4965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.874644][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.874699][ T32] Call trace: [ 1336.874728][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.874791][ T32] r10:829187f4 r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:848a5400 [ 1336.874840][ T32] r4:848a5400 [ 1336.874863][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.874962][ T32] r5:848a5400 r4:829187f0 [ 1336.874988][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.875059][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.875109][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1336.875131][ T32] r4:00000000 [ 1336.875149][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.875206][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.875267][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.875311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b740 [ 1336.875333][ T32] r4:00000000 [ 1336.875351][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.875395][ T32] r9:83018005 r8:848a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.875417][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.875457][ T32] r5:00001000 r4:eb291000 [ 1336.875507][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.875548][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.875587][ T32] r5:854a238c r4:854a2000 [ 1336.875606][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.875668][ T32] r7:dddced40 r6:83018000 r5:854a238c r4:8550c500 [ 1336.875691][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.875756][ T32] r10:61c88647 r9:848a5400 r8:8550c52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.875783][ T32] r4:8550c500 [ 1336.875801][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1336.875864][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.875965][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.876425][ T32] INFO: task kworker/0:540:4965 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 4 printk messages dropped ** [ 1336.876660][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 5 printk messages dropped ** [ 1336.876892][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1336.876980][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.877121][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1336.877262][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.877330][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1336.877547][ T32] r5:8501338c r4:85013000 ** 3 printk messages dropped ** [ 1336.877715][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1336.877904][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 1 printk messages dropped ** [ 1336.877989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.901069][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1336.901208][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.901267][ T32] Call trace: [ 1336.901326][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.901379][ T32] r10:829187f4 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:848a6000 [ 1336.901402][ T32] r4:848a6000 [ 1336.901421][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.901481][ T32] r5:848a6000 r4:829187f0 [ 1336.901505][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.901565][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.901614][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1336.901648][ T32] r4:00000000 [ 1336.901679][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.901719][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.901779][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.901833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550ba40 [ 1336.901858][ T32] r4:00000000 [ 1336.901877][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.901931][ T32] r9:83018005 r8:848a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1336.901954][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.901994][ T32] r5:00001000 r4:eb2cd000 [ 1336.902015][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.902053][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.902093][ T32] r5:854a2b8c r4:854a2800 [ 1336.902111][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.902156][ T32] r7:dddced40 r6:83018000 r5:854a2b8c r4:8550c600 [ 1336.902183][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.902227][ T32] r10:61c88647 r9:848a6000 r8:8550c62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.902248][ T32] r4:8550c600 [ 1336.902289][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.902343][ T32] r10:00000000 r9:8550c600 r8:8027ed34 r7:eb561e60 r6:8550c680 r5:848a6000 [ 1336.902365][ T32] r4:00000001 [ 1336.902385][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.902420][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1336.902446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.902498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.902527][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.902578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.902626][ T32] r4:8550b780 [ 1336.903140][ T32] INFO: task kworker/0:541:4969 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.903176][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.903233][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.903304][ T32] Call trace: [ 1336.903343][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.903395][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.903418][ T32] r4:00000000 [ 1336.903437][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.903474][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.903523][ T32] 1d20: ac3dd000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.903577][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.903603][ T32] 1d60: 80070013 ffffffff [ 1336.903646][ T32] r5:80070013 r4:80239bd0 [ 1336.903670][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.903711][ T32] r4:82ac11e4 [ 1336.903730][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.903771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.903793][ T32] r4:e0771dc0 [ 1336.903824][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.903889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.903950][ T32] r4:00000000 [ 1336.903972][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.904028][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.904054][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.904095][ T32] r5:00001000 r4:dfa99000 [ 1336.904114][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.904165][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.904210][ T32] r5:8501338c r4:85013000 [ 1336.904239][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.904291][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.904313][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.904356][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.904377][ T32] r4:847da880 [ 1336.904396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.904460][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.904485][ T32] r4:00000001 [ 1336.904527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.904566][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.904591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.904618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.904643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.904692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.904747][ T32] r4:8497f8c0 [ 1336.904769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.904795][ T32] INFO: task kworker/0:542:4970 blocked for more than 463 seconds. [ 1336.904844][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.904871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.904891][ T32] task:kworker/0:542 state:D stack:0 pid:4970 tgid:4970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.904965][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.905062][ T32] Call trace: [ 1336.905095][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.905140][ T32] r10:829187f4 r9:eb571d84 r8:00000002 r7:60000013 r6:eb571d8c r5:848a6c00 [ 1336.905193][ T32] r4:848a6c00 [ 1336.905216][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.905277][ T32] r5:848a6c00 r4:829187f0 [ 1336.905299][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.905338][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.905404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1336.905429][ T32] r4:00000000 [ 1336.905447][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.905505][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.905543][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.905602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550bb80 [ 1336.905628][ T32] r4:00000000 [ 1336.905673][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.905730][ T32] r9:83018005 r8:848a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1336.905777][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.905821][ T32] r5:00001000 r4:eb2e1000 [ 1336.905839][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.905876][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.905954][ T32] r5:854a2f8c r4:854a2c00 [ 1336.905980][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.906026][ T32] r7:dddced40 r6:83018000 r5:854a2f8c r4:8550c700 [ 1336.906045][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.906087][ T32] r10:61c88647 r9:848a6c00 r8:8550c72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.906122][ T32] r4:8550c700 [ 1336.906165][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.906211][ T32] r10:00000000 r9:8550c700 r8:8027ed34 r7:eb569e60 r6:8550c780 r5:848a6c00 [ 1336.906232][ T32] r4:00000001 [ 1336.906253][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.906286][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1336.906311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.906341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.906367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.906416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.906440][ T32] r4:8550ba00 [ 1336.906760][ T32] INFO: task kworker/0:542:4970 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.906795][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.906853][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.906963][ T32] Call trace: [ 1336.906993][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.907040][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.907083][ T32] r4:00000000 [ 1336.907106][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.907166][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.907199][ T32] 1d20: ac3dd000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.907226][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.907269][ T32] 1d60: 80070013 ffffffff [ 1336.907329][ T32] r5:80070013 r4:80239bd0 [ 1336.907374][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.907417][ T32] r4:82ac11e4 [ 1336.907436][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.907498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.907524][ T32] r4:e0771dc0 [ 1336.907542][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.907603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.907649][ T32] r4:00000000 [ 1336.907671][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.907717][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.907739][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.907780][ T32] r5:00001000 r4:dfa99000 [ 1336.907799][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.907836][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.907875][ T32] r5:8501338c r4:85013000 [ 1336.907893][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.907952][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.907976][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.908019][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.908097][ T32] r4:847da880 [ 1336.924456][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.924569][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.924600][ T32] r4:00000001 [ 1336.924620][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.924683][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.924752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.924812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.924862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.924894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.924922][ T32] r4:8497f8c0 [ 1336.924947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.924976][ T32] INFO: task kworker/0:543:4971 blocked for more than 463 seconds. [ 1336.925027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.925056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.925079][ T32] task:kworker/0:543 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.925133][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.925179][ T32] Call trace: [ 1336.925210][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.925271][ T32] r10:829187f4 r9:eb575d84 r8:00000002 r7:60000113 r6:eb575d8c r5:85528000 [ 1336.925296][ T32] r4:85528000 [ 1336.925315][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.925354][ T32] r5:85528000 r4:829187f0 [ 1336.925374][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.925410][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.925453][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1336.925474][ T32] r4:00000000 [ 1336.925493][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.925529][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.925566][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.925606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550bd00 [ 1336.925627][ T32] r4:00000000 [ 1336.925645][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.925741][ T32] r9:83018005 r8:85528000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1336.925768][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.925811][ T32] r5:00001000 r4:eb357000 [ 1336.925830][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.925868][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.925933][ T32] r5:854a338c r4:854a3000 [ 1336.925958][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.926007][ T32] r7:dddced40 r6:83018000 r5:854a338c r4:8550c800 [ 1336.926028][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.926073][ T32] r10:61c88647 r9:85528000 r8:8550c82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.926094][ T32] r4:8550c800 [ 1336.926134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.926183][ T32] r10:00000000 r9:8550c800 r8:8027ed34 r7:eb571e60 r6:8550c880 r5:85528000 [ 1336.926205][ T32] r4:00000001 [ 1336.926244][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.926282][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 1336.926329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.926361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.926387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.926413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.926434][ T32] r4:8550ba00 [ 1336.926957][ T32] INFO: task kworker/0:543:4971 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.926998][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.927080][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.927147][ T32] Call trace: [ 1336.927208][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.927280][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.927309][ T32] r4:00000000 [ 1336.927331][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.927372][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.927422][ T32] 1d20: ac994000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.927474][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.927500][ T32] 1d60: 80070013 ffffffff [ 1336.927522][ T32] r5:80070013 r4:80239bd0 [ 1336.927562][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.927636][ T32] r4:82ac11e4 [ 1336.927661][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.927704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.927728][ T32] r4:e0771dc0 [ 1336.927768][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.927814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.927835][ T32] r4:00000000 [ 1336.927853][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.927898][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.927942][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.928007][ T32] r5:00001000 r4:dfa99000 [ 1336.928032][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.928122][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.942717][ T32] r5:8501338c r4:85013000 [ 1336.942760][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.942834][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.942869][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.942961][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.942987][ T32] r4:847da880 [ 1336.943039][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.943091][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.943138][ T32] r4:00000001 [ 1336.943173][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.943213][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.943264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.943296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.943321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.943348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.943392][ T32] r4:8497f8c0 [ 1336.943427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.943483][ T32] INFO: task kworker/0:544:4973 blocked for more than 463 seconds. [ 1336.943525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.943550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.943571][ T32] task:kworker/0:544 state:D stack:0 pid:4973 tgid:4973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.943625][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.943679][ T32] Call trace: [ 1336.943717][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.943774][ T32] r10:829187f4 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:85528c00 [ 1336.943800][ T32] r4:85528c00 [ 1336.943820][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.943880][ T32] r5:85528c00 r4:829187f0 [ 1336.943932][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.943976][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.944019][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1336.944050][ T32] r4:00000000 [ 1336.944073][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.944110][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.944149][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.944189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0cd00 [ 1336.944210][ T32] r4:00000000 [ 1336.944229][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.944294][ T32] r9:83018005 r8:85528c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1336.944320][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.944363][ T32] r5:00001000 r4:eb3af000 [ 1336.944393][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.944456][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.944501][ T32] r5:854a3b8c r4:854a3800 [ 1336.944519][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.944576][ T32] r7:dddced40 r6:83018000 r5:854a3b8c r4:8550c900 [ 1336.944600][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.944665][ T32] r10:61c88647 r9:85528c00 r8:8550c92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.944691][ T32] r4:8550c900 [ 1336.944709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.944753][ T32] r10:00000000 r9:8550c900 r8:8027ed34 r7:eb575e60 r6:8550c980 r5:85528c00 [ 1336.944774][ T32] r4:00000001 [ 1336.944814][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.944851][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1336.944877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.944906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.944964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.945033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.945058][ T32] r4:8550bb00 [ 1336.945568][ T32] INFO: task kworker/0:544:4973 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.945630][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.945729][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.945793][ T32] Call trace: [ 1336.945823][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.945870][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.945919][ T32] r4:00000000 [ 1336.945943][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.945982][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.946010][ T32] 1d20: acc82000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.946037][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.946060][ T32] 1d60: 80070013 ffffffff [ 1336.946102][ T32] r5:80070013 r4:80239bd0 [ 1336.946126][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.946166][ T32] r4:82ac11e4 [ 1336.946190][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.946232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.946253][ T32] r4:e0771dc0 [ 1336.946292][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.946345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.946369][ T32] r4:00000000 [ 1336.946409][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.946457][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.946487][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.946533][ T32] r5:00001000 r4:dfa99000 [ 1336.946561][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.946604][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.946645][ T32] r5:8501338c r4:85013000 [ 1336.946685][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.946734][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.946799][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.946852][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.946884][ T32] r4:847da880 [ 1336.946907][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.946980][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.947004][ T32] r4:00000001 [ 1336.947038][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.947076][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.947114][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.947145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.947170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.947197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1336.947344][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1336.947436][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.947679][ T32] r5:85529800 r4:829187f0 [ 1336.947701][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.947739][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.947783][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1336.947805][ T32] r4:00000000 [ 1336.947824][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.947860][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.947895][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.947941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550bec0 [ 1336.947976][ T32] r4:00000000 [ 1336.947998][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.948040][ T32] r9:83018005 r8:85529800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1336.948061][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.968540][ T32] r5:00001000 r4:eb379000 [ 1336.968597][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.968675][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.968735][ T32] r5:854a378c r4:854a3400 [ 1336.968759][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.968810][ T32] r7:dddced40 r6:83018000 r5:854a378c r4:8550ca00 [ 1336.968833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.968877][ T32] r10:61c88647 r9:85529800 r8:8550ca2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.968927][ T32] r4:8550ca00 [ 1336.968974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.969032][ T32] r10:00000000 r9:8550ca00 r8:8027ed34 r7:eb56de60 r6:8550ca80 r5:85529800 [ 1336.969066][ T32] r4:00000001 [ 1336.969087][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.969123][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1336.969152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.969180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.969205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.969255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.969281][ T32] r4:8550bd40 [ 1336.969775][ T32] INFO: task kworker/0:545:4975 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.969812][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.969923][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.969973][ T32] Call trace: [ 1336.970004][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.970061][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.970097][ T32] r4:00000000 [ 1336.970117][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.970156][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.970234][ T32] 1d20: ad0f7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.970293][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.970323][ T32] 1d60: 80070013 ffffffff [ 1336.970357][ T32] r5:80070013 r4:80239bd0 [ 1336.970380][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.970422][ T32] r4:82ac11e4 [ 1336.970447][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.970488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.970516][ T32] r4:e0771dc0 [ 1336.970587][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.970671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.970696][ T32] r4:00000000 [ 1336.970716][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.970785][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.970814][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.970857][ T32] r5:00001000 r4:dfa99000 [ 1336.970876][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.970971][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.971077][ T32] r5:8501338c r4:85013000 [ 1336.971110][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.971159][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.971183][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.971227][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.971270][ T32] r4:847da880 [ 1336.971315][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.971363][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.971385][ T32] r4:00000001 [ 1336.971404][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.971437][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.971483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.971536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.971585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.971615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.971672][ T32] r4:8497f8c0 [ 1336.971721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.971770][ T32] INFO: task kworker/0:546:4977 blocked for more than 463 seconds. [ 1336.971824][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.971873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.971924][ T32] task:kworker/0:546 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.972023][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.972076][ T32] Call trace: [ 1336.972105][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.972150][ T32] r10:829187f4 r9:eb57dd84 r8:00000002 r7:60000013 r6:eb57dd8c r5:8552a400 [ 1336.972178][ T32] r4:8552a400 [ 1336.972199][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.972238][ T32] r5:8552a400 r4:829187f0 [ 1336.972256][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.972293][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.972342][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1336.972363][ T32] r4:00000000 [ 1336.972381][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.972417][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.972451][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.972490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523040 [ 1336.972533][ T32] r4:00000000 [ 1336.972555][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.972598][ T32] r9:83018005 r8:8552a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1336.972618][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.972678][ T32] r5:00001000 r4:eb3ff000 [ 1336.972702][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.972740][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.972780][ T32] r5:854a3f8c r4:854a3c00 [ 1336.972798][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.972849][ T32] r7:dddced40 r6:83018000 r5:854a3f8c r4:8550cb00 [ 1336.972872][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.972951][ T32] r10:61c88647 r9:8552a400 r8:8550cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.972997][ T32] r4:8550cb00 [ 1336.973019][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.973062][ T32] r10:00000000 r9:8550cb00 r8:8027ed34 r7:eb56de60 r6:8550cb80 r5:8552a400 [ 1336.973086][ T32] r4:00000001 [ 1336.973104][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.973157][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 1336.973186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.973213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.973259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.973289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.973310][ T32] r4:8550be40 [ 1336.973619][ T32] INFO: task kworker/0:546:4977 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.973669][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.973726][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.973790][ T32] Call trace: [ 1336.973844][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.973912][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.973944][ T32] r4:00000000 [ 1336.973964][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.974022][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.974076][ T32] 1d20: ad0f7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.974110][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.974135][ T32] 1d60: 80070013 ffffffff [ 1336.974178][ T32] r5:80070013 r4:80239bd0 [ 1336.974203][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.974243][ T32] r4:82ac11e4 [ 1336.974283][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.974347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.974373][ T32] r4:e0771dc0 [ 1336.974392][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.974440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.974474][ T32] r4:00000000 [ 1336.974515][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.974564][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.974607][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.974651][ T32] r5:00001000 r4:dfa99000 [ 1336.974670][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.974730][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.974775][ T32] r5:8501338c r4:85013000 [ 1336.974793][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.974839][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.974869][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.974922][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.974969][ T32] r4:847da880 [ 1336.974990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.975034][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.975055][ T32] r4:00000001 [ 1336.975096][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.975137][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.975162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.975191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.975216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.975243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.975264][ T32] r4:8497f8c0 [ 1336.975286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.975311][ T32] INFO: task kworker/0:547:4979 blocked for more than 463 seconds. [ 1336.975341][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.975365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.975412][ T32] task:kworker/0:547 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.975459][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.975510][ T32] Call trace: [ 1336.975540][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.975583][ T32] r10:829187f4 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:8552b000 [ 1336.975605][ T32] r4:8552b000 [ 1336.975623][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.975662][ T32] r5:8552b000 r4:829187f0 [ 1336.975692][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.975733][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.975785][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1336.975809][ T32] r4:00000000 [ 1336.975828][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.975873][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1336.975918][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.975958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523480 [ 1336.975989][ T32] r4:00000000 [ 1336.976021][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.976066][ T32] r9:83018005 r8:8552b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1336.976086][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.976134][ T32] r5:00001000 r4:eb433000 [ 1336.976156][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.976196][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.976268][ T32] r5:8559c78c r4:8559c400 [ 1336.976290][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.976332][ T32] r7:dddced40 r6:83018000 r5:8559c78c r4:8550cc00 [ 1336.976352][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.976394][ T32] r10:61c88647 r9:8552b000 r8:8550cc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.976416][ T32] r4:8550cc00 [ 1336.976455][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.976501][ T32] r10:00000000 r9:8550cc00 r8:8027ed34 r7:eb57de60 r6:8550cc80 r5:8552b000 [ 1336.976522][ T32] r4:00000001 [ 1336.976540][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.976571][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1336.976596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.976631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.976661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.976689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.976739][ T32] r4:85523080 [ 1336.977041][ T32] INFO: task kworker/0:547:4979 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1336.977075][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.977172][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.977232][ T32] Call trace: [ 1336.977263][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.977309][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1336.977357][ T32] r4:00000000 [ 1336.977381][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.977419][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1336.977447][ T32] 1d20: ad0f7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1336.977483][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1336.977510][ T32] 1d60: 80070013 ffffffff [ 1336.977552][ T32] r5:80070013 r4:80239bd0 [ 1336.977575][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.977613][ T32] r4:82ac11e4 [ 1336.977652][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.977695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1336.977739][ T32] r4:e0771dc0 [ 1336.977761][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1336.977802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1336.977844][ T32] r4:00000000 [ 1336.977866][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1336.977910][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.977939][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.977980][ T32] r5:00001000 r4:dfa99000 [ 1336.977998][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1336.978034][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.978131][ T32] r5:8501338c r4:85013000 [ 1336.998247][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.998629][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1336.998680][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.998770][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.998798][ T32] r4:847da880 [ 1336.998830][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.998890][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1336.998924][ T32] r4:00000001 [ 1336.998996][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.999052][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1336.999095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.999126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.999163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.999194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.999216][ T32] r4:8497f8c0 [ 1336.999239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.999268][ T32] INFO: task kworker/0:548:4981 blocked for more than 463 seconds. [ 1336.999310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.999357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.999400][ T32] task:kworker/0:548 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.999498][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.999594][ T32] Call trace: [ 1336.999652][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.999701][ T32] r10:829187f4 r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:8552bc00 [ 1336.999744][ T32] r4:8552bc00 [ 1336.999796][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.999849][ T32] r5:8552bc00 r4:829187f0 [ 1336.999873][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.999947][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.999996][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1337.000018][ T32] r4:00000000 [ 1337.000059][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.000108][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.000151][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.000198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523300 [ 1337.000219][ T32] r4:00000000 [ 1337.000238][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.000304][ T32] r9:83018005 r8:8552bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1337.000329][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.000392][ T32] r5:00001000 r4:eb413000 [ 1337.000416][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.000456][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.000495][ T32] r5:8559c38c r4:8559c000 [ 1337.000527][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.000618][ T32] r7:dddced40 r6:83018000 r5:8559c38c r4:8550cd00 [ 1337.000650][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.000696][ T32] r10:61c88647 r9:8552bc00 r8:8550cd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.000718][ T32] r4:8550cd00 [ 1337.000736][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.000777][ T32] r10:00000000 r9:8550cd00 r8:8027ed34 r7:eb581e60 r6:8550cd80 r5:8552bc00 [ 1337.000813][ T32] r4:00000001 [ 1337.000857][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.000895][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1337.000928][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.000957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.000982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.001009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.001050][ T32] r4:85523180 [ 1337.001582][ T32] INFO: task kworker/0:548:4981 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.001626][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.001700][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.001750][ T32] Call trace: [ 1337.001800][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.001851][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.001874][ T32] r4:00000000 [ 1337.001934][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.001998][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.002045][ T32] 1d20: ad556000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.002086][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.002109][ T32] 1d60: 80070013 ffffffff [ 1337.002131][ T32] r5:80070013 r4:80239bd0 [ 1337.002150][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.002193][ T32] r4:82ac11e4 [ 1337.002225][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.002293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.002326][ T32] r4:e0771dc0 [ 1337.002347][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.002389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.002411][ T32] r4:00000000 [ 1337.002430][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.002473][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.002494][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.002534][ T32] r5:00001000 r4:dfa99000 [ 1337.002553][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.002603][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.002648][ T32] r5:8501338c r4:85013000 [ 1337.002675][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.002723][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.002747][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.002793][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.002815][ T32] r4:847da880 [ 1337.002834][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.002877][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.002898][ T32] r4:00000001 [ 1337.002924][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.003008][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.003035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.003088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.003119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.003147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.003169][ T32] r4:8497f8c0 [ 1337.003205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.003234][ T32] INFO: task kworker/0:549:4983 blocked for more than 463 seconds. [ 1337.003264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.003288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.003308][ T32] task:kworker/0:549 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.003353][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.003419][ T32] Call trace: [ 1337.003449][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.003493][ T32] r10:829187f4 r9:eb589d84 r8:00000002 r7:60000013 r6:eb589d8c r5:8552c800 [ 1337.003535][ T32] r4:8552c800 [ 1337.003579][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.003622][ T32] r5:8552c800 r4:829187f0 [ 1337.003642][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.003680][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.003723][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 1337.003744][ T32] r4:00000000 [ 1337.003762][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.003797][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.003843][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.003887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523800 [ 1337.003908][ T32] r4:00000000 [ 1337.003972][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.004042][ T32] r9:83018005 r8:8552c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1337.004068][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.004108][ T32] r5:00001000 r4:eb5a3000 [ 1337.004127][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.004164][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.004224][ T32] r5:8559cf8c r4:8559cc00 [ 1337.004246][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.004290][ T32] r7:dddced40 r6:83018000 r5:8559cf8c r4:8550ce00 [ 1337.004309][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.004352][ T32] r10:61c88647 r9:8552c800 r8:8550ce2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.004394][ T32] r4:8550ce00 [ 1337.004436][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.004486][ T32] r10:00000000 r9:8550ce00 r8:8027ed34 r7:eb581e60 r6:8550ce80 r5:8552c800 [ 1337.004511][ T32] r4:00000001 [ 1337.004550][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.004589][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1337.004615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.004682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.004721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.004751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.004789][ T32] r4:855232c0 [ 1337.005129][ T32] INFO: task kworker/0:549:4983 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.005162][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.005239][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.005312][ T32] Call trace: [ 1337.005386][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.005437][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.005460][ T32] r4:00000000 [ 1337.005479][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.005516][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.005545][ T32] 1d20: ad556000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.005594][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.005621][ T32] 1d60: 80070013 ffffffff [ 1337.005644][ T32] r5:80070013 r4:80239bd0 [ 1337.005684][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.005726][ T32] r4:82ac11e4 [ 1337.005746][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.005785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.005827][ T32] r4:e0771dc0 [ 1337.005849][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.005890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.005912][ T32] r4:00000000 [ 1337.005937][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.005982][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.006003][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.006043][ T32] r5:00001000 r4:dfa99000 [ 1337.006073][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.006118][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.006161][ T32] r5:8501338c r4:85013000 [ 1337.006179][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.006245][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.006270][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.006314][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.006337][ T32] r4:847da880 [ 1337.006376][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.006423][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.006444][ T32] r4:00000001 [ 1337.006483][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.006521][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.006547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.006573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.006599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.006636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.006662][ T32] r4:8497f8c0 [ 1337.006682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.006706][ T32] INFO: task kworker/0:550:4984 blocked for more than 463 seconds. [ 1337.006733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.006758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.006777][ T32] task:kworker/0:550 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.006819][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.006865][ T32] Call trace: [ 1337.006897][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.007015][ T32] r10:829187f4 r9:eb595d84 r8:00000002 r7:60000113 r6:eb595d8c r5:8552d400 [ 1337.007050][ T32] r4:8552d400 [ 1337.007081][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.007129][ T32] r5:8552d400 r4:829187f0 [ 1337.007152][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.007193][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.007259][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 1337.007285][ T32] r4:00000000 [ 1337.007304][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.007341][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.007375][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.007417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523740 [ 1337.007438][ T32] r4:00000000 [ 1337.007503][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.007553][ T32] r9:83018005 r8:8552d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1337.007594][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.007639][ T32] r5:00001000 r4:eb597000 [ 1337.007658][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.007696][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.007738][ T32] r5:8559cb8c r4:8559c800 [ 1337.007756][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.007797][ T32] r7:dddced40 r6:83018000 r5:8559cb8c r4:8550cf00 [ 1337.007818][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.007861][ T32] r10:61c88647 r9:8552d400 r8:8550cf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.007882][ T32] r4:8550cf00 [ 1337.007934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.008002][ T32] r10:00000000 r9:8550cf00 r8:8027ed34 r7:eb589e60 r6:8550cf80 r5:8552d400 [ 1337.008026][ T32] r4:00000001 [ 1337.008044][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.038989][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 1337.039050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.039104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.039136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.039236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.039312][ T32] r4:855232c0 [ 1337.039812][ T32] INFO: task kworker/0:550:4984 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.039892][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.040031][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.040110][ T32] Call trace: [ 1337.040215][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.040276][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.040301][ T32] r4:00000000 [ 1337.040384][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.040428][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.040477][ T32] 1d20: adec3000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.040513][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.040566][ T32] 1d60: 80070013 ffffffff [ 1337.040621][ T32] r5:80070013 r4:80239bd0 [ 1337.040651][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.040697][ T32] r4:82ac11e4 [ 1337.040728][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.040772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.040833][ T32] r4:e0771dc0 [ 1337.040901][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.040979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.041043][ T32] r4:00000000 [ 1337.041179][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.041254][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.041280][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.041322][ T32] r5:00001000 r4:dfa99000 [ 1337.041378][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.041474][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.041523][ T32] r5:8501338c r4:85013000 [ 1337.041543][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.041587][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.041608][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.041675][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.041701][ T32] r4:847da880 [ 1337.041721][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.041766][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.041787][ T32] r4:00000001 [ 1337.041831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.041868][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.041947][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.041980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.042047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.042077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.042107][ T32] r4:8497f8c0 [ 1337.042151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.042224][ T32] INFO: task kworker/0:551:4987 blocked for more than 463 seconds. [ 1337.042265][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.042291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.042314][ T32] task:kworker/0:551 state:D stack:0 pid:4987 tgid:4987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.042413][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.042462][ T32] Call trace: [ 1337.042526][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.042697][ T32] r10:829187f4 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:8552e000 [ 1337.042723][ T32] r4:8552e000 [ 1337.042763][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.042829][ T32] r5:8552e000 r4:829187f0 [ 1337.042851][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.042889][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.043061][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1337.043089][ T32] r4:00000000 [ 1337.043123][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.043168][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1337.043392][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.043744][ T32] r4:85560000 ** 5 printk messages dropped ** [ 1337.043951][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1337.044781][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.045099][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.045264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1337.045776][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 2 printk messages dropped ** [ 1337.045861][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1337.045952][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.046052][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.046195][ T32] r4:8497f8c0 ** 2 printk messages dropped ** [ 1337.046371][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1337.046466][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.046692][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.046734][ T32] r5:8552ec00 r4:829187f0 [ 1337.046753][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.046789][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.046873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1337.046920][ T32] r4:00000000 [ 1337.047011][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.047075][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.047124][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.047167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523940 [ 1337.047188][ T32] r4:00000000 [ 1337.047208][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.047250][ T32] r9:83018005 r8:8552ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1337.047332][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.047441][ T32] r5:00001000 r4:eb5af000 [ 1337.047463][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.047502][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.047625][ T32] r5:8559d38c r4:8559d000 [ 1337.047647][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.047711][ T32] r7:dddced40 r6:83018000 r5:8559d38c r4:85560100 [ 1337.047735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.047781][ T32] r10:61c88647 r9:8552ec00 r8:8556012c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.047825][ T32] r4:85560100 [ 1337.047848][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.047895][ T32] r10:00000000 r9:85560100 r8:8027ed34 r7:eb591e60 r6:85560180 r5:8552ec00 [ 1337.047939][ T32] r4:00000001 [ 1337.047961][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.047995][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1337.048021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.048069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.048179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.061819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.061864][ T32] r4:85523880 [ 1337.062373][ T32] INFO: task kworker/0:552:4988 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.062414][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.062484][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.062545][ T32] Call trace: [ 1337.062577][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.062630][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.062653][ T32] r4:00000000 [ 1337.062671][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.062709][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.062802][ T32] 1d20: adec3000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.062836][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.062859][ T32] 1d60: 80070013 ffffffff [ 1337.062881][ T32] r5:80070013 r4:80239bd0 [ 1337.062900][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.062974][ T32] r4:82ac11e4 [ 1337.062995][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.063036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.063075][ T32] r4:e0771dc0 [ 1337.063098][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.063141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.063162][ T32] r4:00000000 [ 1337.063192][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.063269][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.063319][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.063391][ T32] r5:00001000 r4:dfa99000 ** 4 printk messages dropped ** [ 1337.063672][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1337.064015][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 8 printk messages dropped ** [ 1337.064395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.064766][ T32] r5:84810000 r4:829187f0 ** 1 printk messages dropped ** [ 1337.064833][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.065037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523c40 ** 4 printk messages dropped ** [ 1337.065298][ T32] r5:00001000 r4:eb5c7000 ** 2 printk messages dropped ** [ 1337.065499][ T32] r5:8559db8c r4:8559d800 ** 1 printk messages dropped ** [ 1337.065562][ T32] r7:dddced40 r6:83018000 r5:8559db8c r4:85560200 ** 2 printk messages dropped ** [ 1337.065650][ T32] r4:85560200 ** 2 printk messages dropped ** [ 1337.065740][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.065795][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) ** 1 printk messages dropped ** [ 1337.065897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.065937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.065975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.066000][ T32] r4:85523980 [ 1337.066347][ T32] INFO: task kworker/0:553:4991 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.066383][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.066439][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.066482][ T32] Call trace: [ 1337.066551][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.066601][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.066624][ T32] r4:00000000 [ 1337.066660][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.066733][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.066828][ T32] 1d20: adec3000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.066859][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.066881][ T32] 1d60: 80070013 ffffffff [ 1337.066903][ T32] r5:80070013 r4:80239bd0 [ 1337.066949][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.067014][ T32] r4:82ac11e4 [ 1337.067040][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.067084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.067108][ T32] r4:e0771dc0 [ 1337.067126][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.067166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.067188][ T32] r4:00000000 [ 1337.067207][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.067271][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.067297][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.067339][ T32] r5:00001000 r4:dfa99000 [ 1337.067380][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.067421][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.067502][ T32] r5:8501338c r4:85013000 [ 1337.067525][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.067572][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.067593][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.067636][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.067658][ T32] r4:847da880 [ 1337.067676][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.067718][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 1 printk messages dropped ** [ 1337.067757][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1337.067889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.067994][ T32] INFO: task kworker/0:554:4993 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1337.087205][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.087483][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.087537][ T32] r5:84810c00 r4:829187f0 [ 1337.087561][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.087601][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.087666][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1337.087691][ T32] r4:00000000 [ 1337.087710][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.087746][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.087784][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.087824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523fc0 [ 1337.087855][ T32] r4:00000000 [ 1337.087893][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.087951][ T32] r9:83018005 r8:84810c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1337.087973][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.088035][ T32] r5:00001000 r4:eb5df000 [ 1337.088404][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.088476][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.088521][ T32] r5:8559e38c r4:8559e000 [ 1337.088541][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.088603][ T32] r7:dddced40 r6:83018000 r5:8559e38c r4:85560380 [ 1337.088638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.088688][ T32] r10:61c88647 r9:84810c00 r8:855603ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.088710][ T32] r4:85560380 [ 1337.088730][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.088796][ T32] r10:00000000 r9:85560380 r8:8027ed34 r7:eb5b9e60 r6:85560400 r5:84810c00 [ 1337.088823][ T32] r4:00000001 [ 1337.088842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.088906][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1337.088944][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.088971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.088996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.089024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.089062][ T32] r4:85523d80 [ 1337.089568][ T32] INFO: task kworker/0:554:4993 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.089604][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.089698][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.089747][ T32] Call trace: [ 1337.089778][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.089828][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.089852][ T32] r4:00000000 [ 1337.089889][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.089937][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 3 printk messages dropped ** [ 1337.090097][ T32] r5:80070013 r4:80239bd0 ** 10 printk messages dropped ** [ 1337.090698][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.091155][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.091364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1337.091796][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1337.091890][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.092313][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.092717][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.092844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.093574][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1337.093927][ T32] r4:e0771dc0 ** 9 printk messages dropped ** [ 1337.094350][ T32] r5:8501338c r4:85013000 ** 5 printk messages dropped ** [ 1337.094578][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1337.094883][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.095022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1337.095177][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.095368][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.095405][ T32] r5:84812400 r4:829187f0 [ 1337.095445][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.095488][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.095532][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 1337.095554][ T32] r4:00000000 [ 1337.095573][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.095608][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.095642][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.095703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523f40 [ 1337.095748][ T32] r4:00000000 [ 1337.095769][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.095834][ T32] r9:83018005 r8:84812400 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1337.095879][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.095928][ T32] r5:00001000 r4:dfa35000 [ 1337.095948][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.095986][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.096049][ T32] r5:8559e78c r4:8559e400 [ 1337.096071][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.096141][ T32] r7:dddced40 r6:83018000 r5:8559e78c r4:85560500 [ 1337.096163][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.096207][ T32] r10:61c88647 r9:84812400 r8:8556052c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.096249][ T32] r4:85560500 [ 1337.096292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.096374][ T32] r10:00000000 r9:85560500 r8:8027ed34 r7:eb5c5e60 r6:85560580 r5:84812400 [ 1337.096398][ T32] r4:00000001 [ 1337.096437][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.096473][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1337.096499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.096534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.096562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.096590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.096610][ T32] r4:854eee40 [ 1337.096931][ T32] INFO: task kworker/0:556:4997 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.096965][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.097033][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.097120][ T32] Call trace: [ 1337.097161][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.097210][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.097232][ T32] r4:00000000 [ 1337.097272][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.097313][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.097361][ T32] 1d20: ae31c000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.097392][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.097415][ T32] 1d60: 80070013 ffffffff [ 1337.097437][ T32] r5:80070013 r4:80239bd0 [ 1337.097467][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.097537][ T32] r4:82ac11e4 [ 1337.097580][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.097623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.097660][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1337.097753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.097981][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1337.131489][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1337.131777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.132396][ T32] r10:829187f4 r9:eb46dd84 r8:00000002 r7:60000113 r6:eb46dd8c r5:84813000 ** 2 printk messages dropped ** [ 1337.132525][ T32] r5:84813000 r4:829187f0 ** 3 printk messages dropped ** [ 1337.132699][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.132987][ T32] r9:83018005 r8:84813000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 11 printk messages dropped ** [ 1337.133613][ T32] r10:00000000 r9:85560600 r8:8027ed34 r7:eb5d1e60 r6:85560680 r5:84813000 ** 10 printk messages dropped ** [ 1337.134455][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.134897][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.135104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1337.135476][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 8 printk messages dropped ** [ 1337.135803][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.135925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.135967][ T32] r4:8497f8c0 [ 1337.136001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.136030][ T32] INFO: task kworker/0:558:5001 blocked for more than 463 seconds. [ 1337.136059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.136082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.136124][ T32] task:kworker/0:558 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.136195][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.136286][ T32] Call trace: [ 1337.136343][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.136391][ T32] r10:829187f4 r9:eb5e9d84 r8:00000002 r7:60000013 r6:eb5e9d8c r5:84813c00 [ 1337.136413][ T32] r4:84813c00 [ 1337.136432][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.136471][ T32] r5:84813c00 r4:829187f0 [ 1337.136501][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.136546][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.136591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 [ 1337.136612][ T32] r4:00000000 [ 1337.136630][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.136668][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.136702][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.136762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85570100 [ 1337.136784][ T32] r4:00000000 [ 1337.136803][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.136845][ T32] r9:83018005 r8:84813c00 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1337.136898][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.136949][ T32] r5:00001000 r4:dfb07000 [ 1337.136971][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.137074][ T32] r5:8559eb8c r4:8559e800 ** 3 printk messages dropped ** [ 1337.137409][ T32] r10:61c88647 r9:84813c00 r8:8556072c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1337.148998][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.149635][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1337.149865][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1337.150352][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1337.150764][ T32] INFO: task kworker/0:559:5003 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1337.150949][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.150993][ T32] Call trace: [ 1337.151022][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.151087][ T32] r10:829187f4 r9:eb5f1d84 r8:00000002 r7:60000013 r6:eb5f1d8c r5:84814800 [ 1337.151133][ T32] r4:84814800 [ 1337.151185][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.151238][ T32] r5:84814800 r4:829187f0 [ 1337.151263][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.151303][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.151374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 [ 1337.151400][ T32] r4:00000000 [ 1337.151419][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.151455][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.151489][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.151527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85570280 [ 1337.151569][ T32] r4:00000000 [ 1337.151607][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.151662][ T32] r9:83018005 r8:84814800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1337.151685][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.151728][ T32] r5:00001000 r4:dffa1000 [ 1337.151774][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.151819][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.151860][ T32] r5:8559ef8c r4:8559ec00 [ 1337.151879][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.151932][ T32] r7:dddced40 r6:83018000 r5:8559ef8c r4:85560800 [ 1337.151985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.152033][ T32] r10:61c88647 r9:84814800 r8:8556082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.152082][ T32] r4:85560800 [ 1337.152104][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.152168][ T32] r10:00000000 r9:85560800 r8:8027ed34 r7:eb46de60 r6:85560880 r5:84814800 [ 1337.152224][ T32] r4:00000001 [ 1337.152280][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.152357][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1337.152417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.152447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.152473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.152499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.152520][ T32] r4:85570080 [ 1337.152934][ T32] INFO: task kworker/0:559:5003 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.152969][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.153094][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.153146][ T32] Call trace: [ 1337.153185][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.153256][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.153288][ T32] r4:00000000 [ 1337.153316][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.153359][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.153387][ T32] 1d20: aee17000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.153414][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.153436][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1337.153515][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1337.153600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 3 printk messages dropped ** [ 1337.153753][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.153888][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.154115][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 3 printk messages dropped ** [ 1337.154233][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1337.154440][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.154615][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.154834][ T32] r10:829187f4 r9:eb5ddd84 r8:00000002 r7:60000013 r6:eb5ddd8c r5:84815400 ** 2 printk messages dropped ** [ 1337.154999][ T32] r5:84815400 r4:829187f0 [ 1337.155019][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.155094][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.155167][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1337.155195][ T32] r4:00000000 [ 1337.155215][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.155262][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.155301][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.155355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855708c0 [ 1337.155382][ T32] r4:00000000 [ 1337.155423][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.155469][ T32] r9:83018005 r8:84815400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1337.155490][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.155529][ T32] r5:00001000 r4:e4849000 [ 1337.155614][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.155659][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.155700][ T32] r5:8559fb8c r4:8559f800 [ 1337.155718][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.155759][ T32] r7:dddced40 r6:83018000 r5:8559fb8c r4:85560900 [ 1337.155788][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.155837][ T32] r10:61c88647 r9:84815400 r8:8556092c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.155859][ T32] r4:85560900 [ 1337.155877][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.155922][ T32] r10:00000000 r9:85560900 r8:8027ed34 r7:eb46de60 r6:85560980 r5:84815400 [ 1337.155966][ T32] r4:00000001 [ 1337.155988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.156022][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1337.156072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.156109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.156134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.156162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.156183][ T32] r4:85570080 [ 1337.156519][ T32] INFO: task kworker/0:560:5004 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.156553][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.156606][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.156670][ T32] Call trace: [ 1337.156776][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.156839][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.156865][ T32] r4:00000000 [ 1337.156885][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.156928][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.156957][ T32] 1d20: aee17000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.156983][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.157028][ T32] 1d60: 80070013 ffffffff [ 1337.157055][ T32] r5:80070013 r4:80239bd0 [ 1337.157095][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.157140][ T32] r4:82ac11e4 [ 1337.157158][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.157197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.157218][ T32] r4:e0771dc0 [ 1337.157235][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.157294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.157341][ T32] r4:00000000 [ 1337.157363][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.157408][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.157430][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.157490][ T32] r5:00001000 r4:dfa99000 [ 1337.157514][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.157553][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.157592][ T32] r5:8501338c r4:85013000 [ 1337.157634][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.157684][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.157705][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.157747][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.157790][ T32] r4:847da880 [ 1337.157816][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.157862][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.157904][ T32] r4:00000001 [ 1337.157934][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.157968][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.158016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.158049][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.182808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.182908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.182991][ T32] r4:8497f8c0 [ 1337.183046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.183086][ T32] INFO: task kworker/0:561:5007 blocked for more than 463 seconds. [ 1337.183163][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1337.183293][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.183788][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.184109][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.184526][ T32] r10:61c88647 r9:84816c00 r8:85560a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.184549][ T32] r4:85560a00 [ 1337.184595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.184650][ T32] r10:00000000 r9:85560a00 r8:8027ed34 r7:eb5dde60 r6:85560a80 r5:84816c00 [ 1337.184673][ T32] r4:00000001 [ 1337.184692][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.184756][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1337.184786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.184845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.184907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.184968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.184994][ T32] r4:855704c0 [ 1337.185497][ T32] INFO: task kworker/0:561:5007 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.185534][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.185627][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.185688][ T32] Call trace: [ 1337.185717][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.185763][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.185785][ T32] r4:00000000 [ 1337.185808][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.185853][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.185907][ T32] 1d20: af328000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.185944][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.185967][ T32] 1d60: 80070013 ffffffff [ 1337.186009][ T32] r5:80070013 r4:80239bd0 [ 1337.186057][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.186122][ T32] r4:82ac11e4 [ 1337.186146][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.186188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.186210][ T32] r4:e0771dc0 [ 1337.186227][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.186271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.186294][ T32] r4:00000000 [ 1337.186323][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.186402][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.186447][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.186493][ T32] r5:00001000 r4:dfa99000 [ 1337.186534][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.186706][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 8 printk messages dropped ** [ 1337.187033][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.187320][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.187647][ T32] r5:85540000 r4:829187f0 [ 1337.187689][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.187822][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.188065][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.205610][ T32] r5:8559ff8c r4:8559fc00 ** 7 printk messages dropped ** [ 1337.205920][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.206200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.207126][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1337.207424][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1337.207649][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1337.214854][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1337.215113][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.215551][ T32] r4:85541800 ** 1 printk messages dropped ** [ 1337.215621][ T32] r5:85541800 r4:829187f0 ** 2 printk messages dropped ** [ 1337.215780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 ** 8 printk messages dropped ** [ 1337.216103][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1337.216757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 28 printk messages dropped ** [ 1337.230672][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.230747][ T32] r5:8501338c r4:85013000 [ 1337.230779][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.230830][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.230850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.230944][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.230976][ T32] r4:847da880 [ 1337.231021][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.231071][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.231093][ T32] r4:00000001 [ 1337.231112][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.231157][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.231190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.231218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.231244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.231280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.231313][ T32] r4:8497f8c0 [ 1337.231339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.231381][ T32] INFO: task kworker/0:564:5013 blocked for more than 463 seconds. [ 1337.231417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.231463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.231488][ T32] task:kworker/0:564 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.231552][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.231599][ T32] Call trace: [ 1337.231631][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.231690][ T32] r10:829187f4 r9:eb609d84 r8:00000002 r7:60000013 r6:eb609d8c r5:85542400 [ 1337.231716][ T32] r4:85542400 [ 1337.231735][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.231775][ T32] r5:85542400 r4:829187f0 [ 1337.231794][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.231855][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.231903][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1337.231934][ T32] r4:00000000 [ 1337.231953][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.231989][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.232056][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.232144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85570e40 [ 1337.232194][ T32] r4:00000000 [ 1337.232343][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.232391][ T32] r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1337.232412][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.232452][ T32] r5:00001000 r4:ead03000 [ 1337.232493][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.232551][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.232638][ T32] r5:855a838c r4:855a8000 [ 1337.232661][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.232705][ T32] r7:dddced40 r6:83018000 r5:855a838c r4:85560d00 [ 1337.232773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.232859][ T32] r10:61c88647 r9:85542400 r8:85560d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.232904][ T32] r4:85560d00 [ 1337.232933][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.232978][ T32] r10:00000000 r9:85560d00 r8:8027ed34 r7:eb605e60 r6:85560d80 r5:85542400 [ 1337.232999][ T32] r4:00000001 [ 1337.233024][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.233102][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1337.233175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.233206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.233231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.233307][ T32] r4:85570940 ** 2 printk messages dropped ** [ 1337.233974][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.234407][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1337.234631][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1337.234838][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1337.235364][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1337.235577][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1337.235779][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1337.236108][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1337.236259][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.236488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85570f40 ** 9 printk messages dropped ** [ 1337.236840][ T32] r7:dddced40 r6:83018000 r5:855a878c r4:85560e00 ** 8 printk messages dropped ** [ 1337.237125][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.237973][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1337.261430][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1337.261548][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.261813][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.261858][ T32] r5:8501338c r4:85013000 [ 1337.261878][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.261931][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.261974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.262022][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.262043][ T32] r4:847da880 [ 1337.262062][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.262105][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.262125][ T32] r4:00000001 [ 1337.262145][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.262203][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.262233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.262260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.262294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.262352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.262417][ T32] r4:8497f8c0 [ 1337.262445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.262507][ T32] INFO: task kworker/0:566:5019 blocked for more than 463 seconds. [ 1337.262554][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.262583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.262615][ T32] task:kworker/0:566 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.262683][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.262762][ T32] Call trace: [ 1337.262829][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.262880][ T32] r10:829187f4 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:85543c00 [ 1337.262902][ T32] r4:85543c00 [ 1337.262960][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.263044][ T32] r5:85543c00 r4:829187f0 [ 1337.263104][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.263185][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.263252][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1337.263278][ T32] r4:00000000 [ 1337.263299][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.263348][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.263387][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.263446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a4c0 [ 1337.263471][ T32] r4:00000000 [ 1337.263489][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.263531][ T32] r9:83018005 r8:85543c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.263582][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.263627][ T32] r5:00001000 r4:eadf9000 [ 1337.263654][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.263712][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.263757][ T32] r5:855a938c r4:855a9000 [ 1337.263799][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.264132][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) ** 7 printk messages dropped ** [ 1337.264903][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.265406][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.265559][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1337.265820][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1337.266076][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1337.266421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1337.266821][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 20 printk messages dropped ** [ 1337.267852][ T32] r10:61c88647 r9:85544800 r8:8557702c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1337.279983][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.280136][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.280198][ T32] Call trace: [ 1337.280244][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.280328][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.280356][ T32] r4:00000000 [ 1337.280376][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.280414][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.280442][ T32] 1d20: b04f8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.280492][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.280521][ T32] 1d60: 80070013 ffffffff [ 1337.280545][ T32] r5:80070013 r4:80239bd0 [ 1337.280565][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.280618][ T32] r4:82ac11e4 [ 1337.280662][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.280708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.280730][ T32] r4:e0771dc0 [ 1337.280759][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.280805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.280828][ T32] r4:00000000 [ 1337.280868][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.280957][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.281047][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.281093][ T32] r5:00001000 r4:dfa99000 [ 1337.281113][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.281171][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.281216][ T32] r5:8501338c r4:85013000 [ 1337.281247][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.281344][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.281372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.281440][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.281466][ T32] r4:847da880 [ 1337.281485][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.281552][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.281577][ T32] r4:00000001 [ 1337.281597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.281650][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.281681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.281708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.281760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1337.282283][ T32] r5:85545400 r4:829187f0 ** 14 printk messages dropped ** [ 1337.282991][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.283200][ T32] r7:dddced40 r6:83018000 r5:855a978c r4:85577100 [ 1337.283261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.283583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 22 printk messages dropped ** [ 1337.284777][ T32] r4:00000000 ** 20 printk messages dropped ** [ 1337.285516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 18 printk messages dropped ** [ 1337.286286][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 27 printk messages dropped ** [ 1337.287700][ T32] Workqueue: events bpf_prog_free_deferred ** 24 printk messages dropped ** [ 1337.321596][ T32] r5:8501338c r4:85013000 ** 19 printk messages dropped ** [ 1337.322254][ T32] task:kworker/0:570 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.322599][ T32] r5:85546c00 r4:829187f0 [ 1337.322644][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.322686][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.322765][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1337.322809][ T32] r4:00000000 [ 1337.322829][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.322866][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.322900][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.323013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a800 [ 1337.323041][ T32] r4:00000000 [ 1337.323083][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.323183][ T32] r9:83018005 r8:85546c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1337.323215][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.323274][ T32] r5:00001000 r4:eb0b9000 [ 1337.323296][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.323335][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.323374][ T32] r5:855a9f8c r4:855a9c00 ** 6 printk messages dropped ** [ 1337.323647][ T32] r10:00000000 r9:85577300 r8:8027ed34 r7:eb615e60 r6:85577380 r5:85546c00 ** 28 printk messages dropped ** [ 1337.325367][ T32] r4:00000000 ** 18 printk messages dropped ** [ 1337.326217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1337.326815][ T32] r5:85540c00 r4:829187f0 ** 10 printk messages dropped ** [ 1337.327423][ T32] r9:83018005 r8:85540c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 17 printk messages dropped ** [ 1337.337600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1337.339465][ T32] r5:80070013 r4:80239bd0 [ 1337.339507][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.339554][ T32] r4:82ac11e4 [ 1337.339597][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.339666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.339729][ T32] r4:e0771dc0 [ 1337.339809][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.339863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.339888][ T32] r4:00000000 [ 1337.339934][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.339987][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.340032][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.340079][ T32] r5:00001000 r4:dfa99000 [ 1337.340101][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.340155][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1337.340983][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.341347][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1337.341880][ T32] r7:dddced40 r6:83018000 r5:855aa38c r4:85577500 ** 24 printk messages dropped ** [ 1337.343658][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1337.343851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.343879][ T32] r4:e0771dc0 [ 1337.343926][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1337.344055][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 31 printk messages dropped ** [ 1337.345189][ T32] r5:84928000 r4:829187f0 ** 7 printk messages dropped ** [ 1337.345532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557aec0 ** 34 printk messages dropped ** [ 1337.347120][ T32] 1d60: 80070013 ffffffff ** 17 printk messages dropped ** [ 1337.347707][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 21 printk messages dropped ** [ 1337.379816][ T32] r10:829187f4 r9:eb635d84 r8:00000002 r7:60000013 r6:eb635d8c r5:84928c00 ** 14 printk messages dropped ** [ 1337.381027][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.381152][ T32] r5:00001000 r4:eb115000 [ 1337.381210][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.381651][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.382700][ T32] r5:855aab8c r4:855aa800 [ 1337.382778][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.382908][ T32] r7:dddced40 r6:83018000 r5:855aab8c r4:85577700 [ 1337.382999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.383099][ T32] r10:61c88647 r9:84928c00 r8:8557772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.383154][ T32] r4:85577700 [ 1337.383205][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.383303][ T32] r10:00000000 r9:85577700 r8:8027ed34 r7:eb629e60 r6:85577780 r5:84928c00 [ 1337.383356][ T32] r4:00000001 [ 1337.383412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.383491][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1337.383550][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1337.386250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 30 printk messages dropped ** [ 1337.424150][ T32] task:kworker/0:575 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1337.427082][ T32] r7:dddced40 r6:83018000 r5:855ab78c r4:85577800 ** 24 printk messages dropped ** [ 1337.442834][ T32] 1d60: 80070013 ffffffff ** 15 printk messages dropped ** [ 1337.444174][ T32] r5:8501338c r4:85013000 ** 9 printk messages dropped ** [ 1337.445093][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.445156][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.445222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.445306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.445377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.445429][ T32] r4:8497f8c0 [ 1337.445484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.445549][ T32] INFO: task kworker/0:576:5038 blocked for more than 463 seconds. [ 1337.445638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.445718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.445774][ T32] task:kworker/0:576 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.445935][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.446039][ T32] Call trace: [ 1337.446124][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.446372][ T32] r10:829187f4 r9:eb631d84 r8:00000002 r7:60000113 r6:eb631d8c r5:8492b000 [ 1337.446437][ T32] r4:8492b000 [ 1337.446510][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.446621][ T32] r5:8492b000 r4:829187f0 [ 1337.446711][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.446831][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.446971][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1337.447096][ T32] r4:00000000 [ 1337.447153][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.447246][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.447331][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.447454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ad40 [ 1337.447514][ T32] r4:00000000 [ 1337.447589][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.447721][ T32] r9:83018005 r8:8492b000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1337.447777][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.447897][ T32] r5:00001000 r4:eb151000 [ 1337.447957][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.448041][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.474256][ T32] r5:855ab38c r4:855ab000 ** 7 printk messages dropped ** [ 1337.474963][ T32] r4:00000001 ** 15 printk messages dropped ** [ 1337.477358][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 20 printk messages dropped ** [ 1337.493537][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 21 printk messages dropped ** [ 1337.495317][ T32] r10:829187f4 r9:eb63dd84 r8:00000002 r7:60000113 r6:eb63dd8c r5:8492bc00 ** 17 printk messages dropped ** [ 1337.496927][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 32 printk messages dropped ** [ 1337.511464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 26 printk messages dropped ** [ 1337.513769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1337.515258][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.515850][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.515941][ T32] r5:855abb8c r4:855ab800 [ 1337.515983][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.516071][ T32] r7:dddced40 r6:83018000 r5:855abb8c r4:85577b00 [ 1337.516116][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.516209][ T32] r10:61c88647 r9:8492c800 r8:85577b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.516260][ T32] r4:85577b00 [ 1337.516302][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.516391][ T32] r10:00000000 r9:85577b00 r8:8027ed34 r7:eb63de60 r6:85577b80 r5:8492c800 [ 1337.516462][ T32] r4:00000001 [ 1337.516522][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.516598][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1337.516653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.516752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.516826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.516918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.517022][ T32] r4:8558e180 [ 1337.517582][ T32] INFO: task kworker/0:578:5042 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 1 printk messages dropped ** [ 1337.517808][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.542657][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1337.543058][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1337.543673][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1337.544294][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1337.544976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.546003][ T32] r10:829187f4 r9:eb645d84 r8:00000002 r7:60000013 r6:eb645d8c r5:8492d400 ** 2 printk messages dropped ** [ 1337.546237][ T32] r5:8492d400 r4:829187f0 ** 1 printk messages dropped ** [ 1337.546403][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.547255][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.547805][ T32] r7:dddced40 r6:83018000 r5:855b478c r4:85577c00 ** 8 printk messages dropped ** [ 1337.571320][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.572728][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.573466][ T32] 1d60: 80070013 ffffffff ** 12 printk messages dropped ** [ 1337.574541][ T32] r5:00001000 r4:dfa99000 ** 11 printk messages dropped ** [ 1337.575501][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.575576][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.575636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.575715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.575778][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.575864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.575939][ T32] r4:8497f8c0 [ 1337.575994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.576057][ T32] INFO: task kworker/0:580:5045 blocked for more than 464 seconds. [ 1337.576132][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.576213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.576269][ T32] task:kworker/0:580 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.576420][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.576529][ T32] Call trace: [ 1337.576604][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.576707][ T32] r10:829187f4 r9:eb64dd84 r8:00000002 r7:60000113 r6:eb64dd8c r5:8492e000 [ 1337.576788][ T32] r4:8492e000 [ 1337.576840][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.576936][ T32] r5:8492e000 r4:829187f0 [ 1337.577006][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.577100][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.577199][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 [ 1337.577253][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.577632][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.608863][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.609660][ T32] r10:00000000 r9:85577d00 r8:8027ed34 r7:eb645e60 r6:85577d80 r5:8492e000 ** 2 printk messages dropped ** [ 1337.609883][ T32] Exception stack(0xeb64dfb0 to 0xeb64dff8) [ 1337.609963][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.610064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.610166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.610288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.610396][ T32] r4:8558e340 [ 1337.611297][ T32] INFO: task kworker/0:580:5045 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.611390][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.611540][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.611635][ T32] Call trace: [ 1337.611755][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.611882][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.611954][ T32] r4:00000000 [ 1337.611996][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.612077][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.612140][ T32] 1d20: b2e77000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.612211][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.612269][ T32] 1d60: 80070013 ffffffff [ 1337.612337][ T32] r5:80070013 r4:80239bd0 [ 1337.612387][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.612480][ T32] r4:82ac11e4 [ 1337.612531][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.612624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.612675][ T32] r4:e0771dc0 [ 1337.612723][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.612850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.612925][ T32] r4:00000000 [ 1337.612984][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.613093][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.613150][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.613309][ T32] r5:00001000 r4:dfa99000 [ 1337.613365][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.613456][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.613548][ T32] r5:8501338c r4:85013000 [ 1337.613593][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.613694][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.613743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.613860][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.613925][ T32] r4:847da880 [ 1337.613986][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.614082][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.614153][ T32] r4:00000001 [ 1337.614212][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.614297][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.614356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.614420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.614494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.614553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.614602][ T32] r4:8497f8c0 [ 1337.614647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1337.614966][ T32] task:kworker/0:581 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.615584][ T32] r5:8481e000 r4:829187f0 [ 1337.615662][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.615871][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 ** 9 printk messages dropped ** [ 1337.616650][ T32] r5:00001000 r4:eb269000 ** 4 printk messages dropped ** [ 1337.617127][ T32] r7:dddced40 r6:83018000 r5:855b4b8c r4:85577e00 ** 10 printk messages dropped ** [ 1337.617908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.640640][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 5 printk messages dropped ** [ 1337.641141][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.641607][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.642109][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1337.643232][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.643899][ T32] task:kworker/0:582 state:D stack:0 pid:5051 tgid:5051 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.644629][ T32] r5:8481b000 r4:829187f0 [ 1337.644674][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.644795][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.644903][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1337.644965][ T32] r4:00000000 [ 1337.645066][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.645195][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.645283][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.645380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558ec40 [ 1337.645434][ T32] r4:00000000 [ 1337.645549][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.645649][ T32] r9:83018005 r8:8481b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1337.645733][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.645856][ T32] r5:00001000 r4:eb483000 [ 1337.645919][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.646005][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.646096][ T32] r5:855b538c r4:855b5000 [ 1337.646142][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.646235][ T32] r7:dddced40 r6:83018000 r5:855b538c r4:85577e80 [ 1337.646282][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.646400][ T32] r10:61c88647 r9:8481b000 r8:85577eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.646459][ T32] r4:85577e80 [ 1337.646505][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.646603][ T32] r10:00000000 r9:85577e80 r8:8027ed34 r7:eb659e60 r6:853bbf80 r5:8481b000 [ 1337.646699][ T32] r4:00000001 [ 1337.646755][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.646832][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1337.646893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.646989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.647052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.647117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.647170][ T32] r4:8558e980 [ 1337.647782][ T32] INFO: task kworker/0:582:5051 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.647899][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.681002][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.681256][ T32] Call trace: [ 1337.681369][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.681498][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.681571][ T32] r4:00000000 [ 1337.681636][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.681728][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.681798][ T32] 1d20: b347f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.681869][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.681938][ T32] 1d60: 80070013 ffffffff [ 1337.682012][ T32] r5:80070013 r4:80239bd0 ** 3 printk messages dropped ** [ 1337.682337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 5 printk messages dropped ** [ 1337.682768][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 13 printk messages dropped ** [ 1337.683910][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1337.684571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.685250][ T32] r5:8481ec00 r4:829187f0 [ 1337.685312][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.686068][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1337.687065][ T32] r4:85577f00 ** 11 printk messages dropped ** [ 1337.710046][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.711068][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.711204][ T32] 1d60: 80070013 ffffffff [ 1337.711272][ T32] r5:80070013 r4:80239bd0 [ 1337.711354][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.711484][ T32] r4:82ac11e4 [ 1337.711543][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.711641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.711725][ T32] r4:e0771dc0 [ 1337.711783][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.711883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.711953][ T32] r4:00000000 [ 1337.711999][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.712097][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.712168][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.712307][ T32] r5:00001000 r4:dfa99000 [ 1337.712376][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.712470][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.712562][ T32] r5:8501338c r4:85013000 [ 1337.712624][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.712725][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1337.712776][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.712875][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.712938][ T32] r4:847da880 [ 1337.712987][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.713084][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1337.713138][ T32] r4:00000001 [ 1337.713187][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.713285][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.713408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.713488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.713584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.713659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.713742][ T32] r4:8497f8c0 [ 1337.713804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.713869][ T32] INFO: task kworker/0:584:5054 blocked for more than 464 seconds. [ 1337.713951][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.714040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.714100][ T32] task:kworker/0:584 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.714205][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.714305][ T32] Call trace: [ 1337.714400][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.714570][ T32] r10:829187f4 r9:eb671d84 r8:00000002 r7:60000113 r6:eb671d8c r5:8481bc00 [ 1337.714632][ T32] r4:8481bc00 [ 1337.714682][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.714798][ T32] r5:8481bc00 r4:829187f0 [ 1337.714872][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.715045][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.715171][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1337.715282][ T32] r4:00000000 [ 1337.715355][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.715450][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.715589][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.715695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0580 ** 8 printk messages dropped ** [ 1337.716353][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1337.717378][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.743302][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1337.744201][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1337.744562][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 10 printk messages dropped ** [ 1337.745776][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1337.746623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.747745][ T32] r5:8481c800 r4:829187f0 [ 1337.747795][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.777225][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.779203][ T32] r7:dddced40 r6:83018000 r5:855b5b8c r4:85598000 ** 7 printk messages dropped ** [ 1337.779779][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) ** 6 printk messages dropped ** [ 1337.781042][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.782494][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1337.783010][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1337.783782][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1337.784319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.785466][ T32] r10:829187f4 r9:eb691d84 r8:00000002 r7:60000113 r6:eb691d8c r5:85548000 ** 2 printk messages dropped ** [ 1337.785734][ T32] r5:85548000 r4:829187f0 [ 1337.785796][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.785888][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.786029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 1337.786090][ T32] r4:00000000 [ 1337.786137][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.786224][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1337.786311][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.786409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558ed00 [ 1337.786466][ T32] r4:00000000 [ 1337.786511][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.786613][ T32] r9:83018005 r8:85548000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.786669][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.786763][ T32] r5:00001000 r4:eb683000 [ 1337.786810][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.786982][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.787121][ T32] r5:855b5f8c r4:855b5c00 [ 1337.787284][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.787418][ T32] r7:dddced40 r6:83018000 r5:855b5f8c r4:85598080 [ 1337.787520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.787631][ T32] r10:61c88647 r9:85548000 r8:855980ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.787681][ T32] r4:85598080 [ 1337.787725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.787815][ T32] r10:00000000 r9:85598080 r8:8027ed34 r7:eb671e60 r6:855dc180 r5:85548000 [ 1337.787886][ T32] r4:00000001 [ 1337.787975][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.788063][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 1337.818948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.819114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.819252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.819339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.819410][ T32] r4:8558ef80 [ 1337.820264][ T32] INFO: task kworker/0:586:5059 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.820354][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.820498][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.820630][ T32] Call trace: [ 1337.820715][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.820827][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.820878][ T32] r4:00000000 [ 1337.820931][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.821020][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.821086][ T32] 1d20: b3fb9000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.821149][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.821206][ T32] 1d60: 80070013 ffffffff [ 1337.821266][ T32] r5:80070013 r4:80239bd0 [ 1337.821316][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.821438][ T32] r4:82ac11e4 [ 1337.821550][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.821648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.821701][ T32] r4:e0771dc0 [ 1337.821748][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.821837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.821904][ T32] r4:00000000 [ 1337.821965][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.822082][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.822131][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.822226][ T32] r5:00001000 r4:dfa99000 [ 1337.822272][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1337.822356][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.822447][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1337.822980][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1337.823339][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1337.824100][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1337.824982][ T32] r5:8554b000 r4:829187f0 [ 1337.825055][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.825505][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.826265][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.827351][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) ** 6 printk messages dropped ** [ 1337.858160][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.860395][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1337.860827][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.861997][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.862367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1337.863612][ T32] r5:85548c00 r4:829187f0 ** 7 printk messages dropped ** [ 1337.864259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0040 ** 15 printk messages dropped ** [ 1337.865490][ T32] r4:00000001 [ 1337.865561][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.865646][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) [ 1337.865726][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.865792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.865852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.865939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.865998][ T32] r4:855e01c0 [ 1337.866851][ T32] INFO: task kworker/0:588:5063 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.866973][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.867186][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.867297][ T32] Call trace: [ 1337.867365][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.867462][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.867514][ T32] r4:00000000 [ 1337.867566][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.867632][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.867668][ T32] 1d20: b42ec000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.867732][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.867758][ T32] 1d60: 80070013 ffffffff [ 1337.867782][ T32] r5:80070013 r4:80239bd0 [ 1337.867801][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.867847][ T32] r4:82ac11e4 [ 1337.867911][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.867985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1337.868026][ T32] r4:e0771dc0 [ 1337.868048][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1337.893341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1337.893542][ T32] r4:00000000 [ 1337.893607][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1337.893814][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.893878][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1337.895157][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1337.896562][ T32] r5:8554a400 r4:829187f0 ** 7 printk messages dropped ** [ 1337.897277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0280 ** 20 printk messages dropped ** [ 1337.909653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1337.912251][ T32] r4:e0771dc0 ** 13 printk messages dropped ** [ 1337.913437][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1337.915077][ T32] r4:85549800 ** 1 printk messages dropped ** [ 1337.915272][ T32] r5:85549800 r4:829187f0 ** 10 printk messages dropped ** [ 1337.916121][ T32] r9:83018005 r8:85549800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 11 printk messages dropped ** [ 1337.917083][ T32] r10:00000000 r9:85598280 r8:8027ed34 r7:eb671e60 r6:855dc380 r5:85549800 [ 1337.917131][ T32] r4:00000001 [ 1337.917173][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.917252][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1337.917312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.917377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.917432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.917485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.917536][ T32] r4:855e0340 [ 1337.954170][ T32] INFO: task kworker/0:590:5066 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.954412][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.954571][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.954706][ T32] Call trace: [ 1337.954786][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.954911][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.955045][ T32] r4:00000000 [ 1337.955111][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.955201][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.955271][ T32] 1d20: b49bb000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.955337][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1337.955392][ T32] 1d60: 80070013 ffffffff [ 1337.955467][ T32] r5:80070013 r4:80239bd0 [ 1337.955542][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.955652][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1337.955814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 3 printk messages dropped ** [ 1337.956110][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.956363][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.956934][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 5 printk messages dropped ** [ 1337.957387][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.957686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.966887][ T32] task:kworker/0:591 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.967636][ T32] r5:8554c800 r4:829187f0 [ 1337.967686][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.967776][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.967947][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.978797][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.979350][ T32] r9:83018005 r8:8554c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 3 printk messages dropped ** [ 1337.979642][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.979736][ T32] r5:855b778c r4:855b7400 [ 1337.979788][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.979891][ T32] r7:dddced40 r6:83018000 r5:855b778c r4:85598300 [ 1337.979959][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.980062][ T32] r10:61c88647 r9:8554c800 r8:8559832c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.980121][ T32] r4:85598300 [ 1337.980198][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.980336][ T32] r10:00000000 r9:85598300 r8:8027ed34 r7:eb671e60 r6:855dc400 r5:8554c800 [ 1337.980407][ T32] r4:00000001 [ 1337.980454][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.980538][ T32] Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) [ 1337.980633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.980722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.980787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.980857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.980926][ T32] r4:855e0380 [ 1337.981774][ T32] INFO: task kworker/0:591:5069 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1337.981886][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.982124][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.982253][ T32] Call trace: [ 1337.982353][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.982481][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1337.982574][ T32] r4:00000000 [ 1337.982631][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.982725][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1337.982812][ T32] 1d20: b4b4a000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1337.982902][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1337.983222][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.983458][ T32] r4:e0771dc0 ** 11 printk messages dropped ** [ 1337.984374][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 6 printk messages dropped ** [ 1337.985001][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.985155][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1337.985227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.985293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.985357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.985422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.985493][ T32] r4:8497f8c0 [ 1337.985576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.985677][ T32] INFO: task kworker/0:592:5071 blocked for more than 464 seconds. [ 1337.985772][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1337.985899][ T32] task:kworker/0:592 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.986992][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 22 printk messages dropped ** [ 1338.013260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1338.016105][ T32] r4:e0771dc0 ** 13 printk messages dropped ** [ 1338.017260][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 23 printk messages dropped ** [ 1338.033614][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.034110][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1338.035244][ T32] r10:61c88647 r9:8554ec00 r8:8559842c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1338.035513][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.035778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.037020][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.037678][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.037765][ T32] 1d20: b4df4000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.037841][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.037898][ T32] 1d60: 80070013 ffffffff [ 1338.037962][ T32] r5:80070013 r4:80239bd0 [ 1338.038031][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.062062][ T32] r4:82ac11e4 [ 1338.062215][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.062467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.062532][ T32] r4:e0771dc0 [ 1338.062603][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.062703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.062761][ T32] r4:00000000 [ 1338.062825][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.062965][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.063074][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.063187][ T32] r5:00001000 r4:dfa99000 [ 1338.063268][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.063370][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.063470][ T32] r5:8501338c r4:85013000 [ 1338.063540][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.063641][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.063685][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.063775][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.063843][ T32] r4:847da880 [ 1338.063898][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.063992][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.064055][ T32] r4:00000001 [ 1338.064115][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.064203][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.064271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.064355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.064424][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.064486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.064537][ T32] r4:8497f8c0 [ 1338.064590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.064669][ T32] INFO: task kworker/0:594:5075 blocked for more than 464 seconds. [ 1338.064744][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.064829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.064887][ T32] task:kworker/0:594 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.065077][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.065208][ T32] Call trace: [ 1338.065294][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.065391][ T32] r10:829187f4 r9:eb711d84 r8:00000002 r7:60000113 r6:eb711d8c r5:8554bc00 [ 1338.065439][ T32] r4:8554bc00 [ 1338.065493][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.065577][ T32] r5:8554bc00 r4:829187f0 [ 1338.065626][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.065740][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.065841][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1338.065891][ T32] r4:00000000 [ 1338.065932][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.066014][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.066113][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.066208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0940 [ 1338.066264][ T32] r4:00000000 [ 1338.066312][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.066419][ T32] r9:83018005 r8:8554bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1338.066490][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.066584][ T32] r5:00001000 r4:eb703000 [ 1338.066628][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.066708][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.066812][ T32] r5:855b7f8c r4:855b7c00 [ 1338.066875][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.066991][ T32] r7:dddced40 r6:83018000 r5:855b7f8c r4:85598480 [ 1338.067072][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.067185][ T32] r10:61c88647 r9:8554bc00 r8:855984ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.067240][ T32] r4:85598480 [ 1338.067286][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.067415][ T32] r10:00000000 r9:85598480 r8:8027ed34 r7:eb6f1e60 r6:855dc580 r5:8554bc00 [ 1338.067475][ T32] r4:00000001 [ 1338.067520][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.067600][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) [ 1338.067657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.067733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.067822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.067906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.067963][ T32] r4:855e0640 [ 1338.082634][ T32] INFO: task kworker/0:594:5075 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.082827][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.083073][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.083214][ T32] Call trace: [ 1338.083296][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.083423][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.083484][ T32] r4:00000000 [ 1338.083536][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.083632][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.083711][ T32] 1d20: b51c8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.083779][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.083864][ T32] 1d60: 80070013 ffffffff [ 1338.083935][ T32] r5:80070013 r4:80239bd0 [ 1338.083986][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.084090][ T32] r4:82ac11e4 [ 1338.084138][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.084231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.084282][ T32] r4:e0771dc0 [ 1338.084327][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.084422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.084475][ T32] r4:00000000 [ 1338.084522][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.084640][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.084724][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.084845][ T32] r5:00001000 r4:dfa99000 [ 1338.084921][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.085015][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.085121][ T32] r5:8501338c r4:85013000 [ 1338.085175][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.085275][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.085325][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.085423][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.085509][ T32] r4:847da880 [ 1338.085564][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.085662][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.085740][ T32] r4:00000001 [ 1338.085827][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.085918][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.086025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.086133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.086211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.086289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.086345][ T32] r4:8497f8c0 [ 1338.086401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.086495][ T32] INFO: task kworker/0:595:5077 blocked for more than 464 seconds. [ 1338.086585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.086682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.086737][ T32] task:kworker/0:595 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.086839][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.086992][ T32] Call trace: [ 1338.087094][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.087197][ T32] r10:829187f4 r9:eb721d84 r8:00000002 r7:60000113 r6:eb721d8c r5:854c8000 [ 1338.087268][ T32] r4:854c8000 [ 1338.087319][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.087410][ T32] r5:854c8000 r4:829187f0 [ 1338.087474][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.087562][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.087660][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1338.087712][ T32] r4:00000000 [ 1338.087757][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.087841][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.087934][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.088024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0a80 [ 1338.088138][ T32] r4:00000000 [ 1338.108661][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.108777][ T32] r9:83018005 r8:854c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1338.108813][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.108892][ T32] r5:00001000 r4:eb713000 [ 1338.108922][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.108985][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.109031][ T32] r5:855b838c r4:855b8000 [ 1338.109052][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.109098][ T32] r7:dddced40 r6:83018000 r5:855b838c r4:85598500 [ 1338.109118][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.109161][ T32] r10:61c88647 r9:854c8000 r8:8559852c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.109182][ T32] r4:85598500 [ 1338.109211][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.109259][ T32] r10:00000000 r9:85598500 r8:8027ed34 r7:eb6f1e60 r6:855dc600 r5:854c8000 [ 1338.109282][ T32] r4:00000001 [ 1338.109300][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.109344][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1338.109387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.109418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.109443][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.109470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.109492][ T32] r4:855e0740 ** 2 printk messages dropped ** [ 1338.110135][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1338.110546][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1338.110962][ T32] r5:00001000 r4:dfa99000 [ 1338.110996][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.111037][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.111079][ T32] r5:8501338c r4:85013000 [ 1338.111132][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.111203][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.111249][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.111298][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.111319][ T32] r4:847da880 [ 1338.111358][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.111406][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.111448][ T32] r4:00000001 [ 1338.111486][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.111546][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.111601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.111633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.111659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.111685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.111706][ T32] r4:8497f8c0 [ 1338.111725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.111763][ T32] INFO: task kworker/0:596:5078 blocked for more than 464 seconds. [ 1338.111796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.111821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.111868][ T32] task:kworker/0:596 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.111940][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.112005][ T32] Call trace: [ 1338.112035][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.112078][ T32] r10:829187f4 r9:eb725d84 r8:00000002 r7:60000113 r6:eb725d8c r5:854c8c00 [ 1338.112120][ T32] r4:854c8c00 [ 1338.112143][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.112182][ T32] r5:854c8c00 r4:829187f0 [ 1338.112211][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.112273][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.112325][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 [ 1338.112377][ T32] r4:00000000 [ 1338.112399][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.112457][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.112495][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.112537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0bc0 [ 1338.112585][ T32] r4:00000000 [ 1338.112607][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.112653][ T32] r9:83018005 r8:854c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1338.112674][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.112714][ T32] r5:00001000 r4:eb727000 [ 1338.112741][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.112782][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.112831][ T32] r5:855b878c r4:855b8400 [ 1338.112889][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.112932][ T32] r7:dddced40 r6:83018000 r5:855b878c r4:85598580 [ 1338.112984][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.113035][ T32] r10:61c88647 r9:854c8c00 r8:855985ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.113057][ T32] r4:85598580 [ 1338.113084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.113130][ T32] r10:00000000 r9:85598580 r8:8027ed34 r7:eb6f1e60 r6:855dc680 r5:854c8c00 [ 1338.113151][ T32] r4:00000001 [ 1338.113169][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.113218][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) [ 1338.113271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.113331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.113362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.113391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.113446][ T32] r4:855e0900 [ 1338.113746][ T32] INFO: task kworker/0:596:5078 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.113778][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.113847][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.113900][ T32] Call trace: [ 1338.113952][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1338.114109][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 2 printk messages dropped ** [ 1338.114224][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1338.114436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 3 printk messages dropped ** [ 1338.114565][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.114653][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1338.114810][ T32] r5:8501338c r4:85013000 ** 2 printk messages dropped ** [ 1338.114897][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.115079][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.115207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1338.115301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.115325][ T32] INFO: task kworker/0:597:5080 blocked for more than 464 seconds. [ 1338.115352][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.115375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.115395][ T32] task:kworker/0:597 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.115459][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.115502][ T32] Call trace: [ 1338.115531][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.115574][ T32] r10:829187f4 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:8492ec00 [ 1338.115627][ T32] r4:8492ec00 [ 1338.115670][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.115713][ T32] r5:8492ec00 r4:829187f0 [ 1338.115752][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.115816][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.115868][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1338.115913][ T32] r4:00000000 [ 1338.115935][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.116009][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.116110][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.116235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0d00 [ 1338.116300][ T32] r4:00000000 [ 1338.116350][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.116455][ T32] r9:83018005 r8:8492ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1338.116523][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.116623][ T32] r5:00001000 r4:dfabb000 [ 1338.116673][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.116786][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.116886][ T32] r5:855b8b8c r4:855b8800 [ 1338.116957][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.117096][ T32] r7:dddced40 r6:83018000 r5:855b8b8c r4:85598600 [ 1338.117154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.117256][ T32] r10:61c88647 r9:8492ec00 r8:8559862c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.117307][ T32] r4:85598600 [ 1338.117352][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.117447][ T32] r10:00000000 r9:85598600 r8:8027ed34 r7:eb6f1e60 r6:85598680 r5:8492ec00 [ 1338.117500][ T32] r4:00000001 [ 1338.117545][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.117624][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1338.117712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.117810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.117902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.117974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.118033][ T32] r4:855e0a00 [ 1338.140963][ T32] INFO: task kworker/0:597:5080 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.141075][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.141229][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.141334][ T32] Call trace: [ 1338.141443][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.141509][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.141560][ T32] r4:00000000 [ 1338.141618][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.141659][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.141689][ T32] 1d20: b5806000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.141764][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.141796][ T32] 1d60: 80070013 ffffffff [ 1338.141840][ T32] r5:80070013 r4:80239bd0 [ 1338.141869][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.141933][ T32] r4:82ac11e4 [ 1338.141956][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.141997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.142044][ T32] r4:e0771dc0 [ 1338.142104][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.142149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.142197][ T32] r4:00000000 [ 1338.142240][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.142299][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.142327][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.142370][ T32] r5:00001000 r4:dfa99000 [ 1338.142389][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.142426][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.142528][ T32] r5:8501338c r4:85013000 [ 1338.142575][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.142645][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.142670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.142737][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.142762][ T32] r4:847da880 [ 1338.142782][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.142854][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.142880][ T32] r4:00000001 [ 1338.142899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.142958][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.143011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.143063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.143092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.143126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.143148][ T32] r4:8497f8c0 [ 1338.143168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.143194][ T32] INFO: task kworker/0:598:5084 blocked for more than 464 seconds. [ 1338.143224][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.143248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.143267][ T32] task:kworker/0:598 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.143310][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.143364][ T32] Call trace: [ 1338.143420][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.143464][ T32] r10:829187f4 r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:84929800 [ 1338.143486][ T32] r4:84929800 [ 1338.143528][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.143969][ T32] r5:84929800 r4:829187f0 [ 1338.143993][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.144031][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.144097][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1338.144128][ T32] r4:00000000 [ 1338.144146][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.144183][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.144217][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.144471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0f80 [ 1338.144497][ T32] r4:00000000 [ 1338.144537][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.144606][ T32] r9:83018005 r8:84929800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1338.144630][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.144671][ T32] r5:00001000 r4:e0533000 [ 1338.144689][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.144726][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.144765][ T32] r5:855b938c r4:855b9000 [ 1338.144784][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.144824][ T32] r7:dddced40 r6:83018000 r5:855b938c r4:85598700 [ 1338.144854][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.144900][ T32] r10:61c88647 r9:84929800 r8:8559872c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.144921][ T32] r4:85598700 [ 1338.144940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.144992][ T32] r10:00000000 r9:85598700 r8:8027ed34 r7:eb6f1e60 r6:85598780 r5:84929800 [ 1338.145038][ T32] r4:00000001 [ 1338.145059][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.145093][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1338.145117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.145171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.145200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.145228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.145273][ T32] r4:855e0cc0 [ 1338.145556][ T32] INFO: task kworker/0:598:5084 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.145589][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.145759][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.145844][ T32] Call trace: [ 1338.145913][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.145966][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.146024][ T32] r4:00000000 [ 1338.146097][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.146224][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.146298][ T32] 1d20: b5806000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.146369][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.146428][ T32] 1d60: 80070013 ffffffff [ 1338.146482][ T32] r5:80070013 r4:80239bd0 [ 1338.146529][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.146623][ T32] r4:82ac11e4 [ 1338.146670][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.146765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.146901][ T32] r4:e0771dc0 [ 1338.147046][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.147169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 2 printk messages dropped ** [ 1338.147492][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1338.148023][ T32] r5:8501338c r4:85013000 [ 1338.148116][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.164673][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.164715][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.164815][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.164869][ T32] r4:847da880 [ 1338.164895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.164942][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.164991][ T32] r4:00000001 [ 1338.165015][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.165052][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.165113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.165145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.165193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.165224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.165267][ T32] r4:8497f8c0 [ 1338.165293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.165322][ T32] INFO: task kworker/0:599:5085 blocked for more than 464 seconds. [ 1338.165353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.165377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.165398][ T32] task:kworker/0:599 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.165493][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.165556][ T32] Call trace: [ 1338.165610][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.165662][ T32] r10:829187f4 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:84838000 [ 1338.165684][ T32] r4:84838000 [ 1338.165726][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.165769][ T32] r5:84838000 r4:829187f0 [ 1338.165789][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.165827][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.165899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1338.165942][ T32] r4:00000000 [ 1338.165986][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.166102][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.166225][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.166332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0cc40 [ 1338.166406][ T32] r4:00000000 [ 1338.166501][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.166609][ T32] r9:83018005 r8:84838000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1338.166674][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.166783][ T32] r5:00001000 r4:ea9cd000 [ 1338.166853][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.166962][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.167086][ T32] r5:855b978c r4:855b9400 [ 1338.167152][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.167257][ T32] r7:dddced40 r6:83018000 r5:855b978c r4:85598800 [ 1338.167307][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.167402][ T32] r10:61c88647 r9:84838000 r8:8559882c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.167453][ T32] r4:85598800 [ 1338.167498][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.167588][ T32] r10:00000000 r9:85598800 r8:8027ed34 r7:eb519e60 r6:85598880 r5:84838000 [ 1338.167641][ T32] r4:00000001 [ 1338.167686][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.167761][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1338.167867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.167953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.168023][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.188690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1338.189495][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.189672][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 2 printk messages dropped ** [ 1338.189753][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.189783][ T32] 1d20: b610f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.189810][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.189862][ T32] 1d60: 80070013 ffffffff [ 1338.189889][ T32] r5:80070013 r4:80239bd0 [ 1338.189909][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.189951][ T32] r4:82ac11e4 [ 1338.189970][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.190010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.190031][ T32] r4:e0771dc0 [ 1338.190073][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.190162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.190249][ T32] r4:00000000 [ 1338.190272][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.190318][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.190361][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.190405][ T32] r5:00001000 r4:dfa99000 [ 1338.190446][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.190488][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.190529][ T32] r5:8501338c r4:85013000 [ 1338.190557][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.190605][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.190670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.190720][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.190742][ T32] r4:847da880 [ 1338.190760][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.190850][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.190876][ T32] r4:00000001 [ 1338.190917][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.190998][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.191061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.191123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.191151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.191187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.191212][ T32] r4:8497f8c0 [ 1338.191254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.191285][ T32] INFO: task kworker/0:600:5088 blocked for more than 464 seconds. [ 1338.191318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.191342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.191361][ T32] task:kworker/0:600 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.191437][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.191502][ T32] Call trace: [ 1338.191550][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.191594][ T32] r10:829187f4 r9:eb59dd84 r8:00000002 r7:60000013 r6:eb59dd8c r5:84838c00 [ 1338.191615][ T32] r4:84838c00 [ 1338.191670][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.191713][ T32] r5:84838c00 r4:829187f0 [ 1338.191732][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.191779][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.191827][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1338.191911][ T32] r4:00000000 [ 1338.191976][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.192016][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.192071][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.192117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fb380 [ 1338.192138][ T32] r4:00000000 [ 1338.192156][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.192198][ T32] r9:83018005 r8:84838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1338.192260][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.192308][ T32] r5:00001000 r4:eac8d000 [ 1338.192339][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.192442][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.192668][ T32] r10:61c88647 r9:84838c00 r8:8559892c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.193067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.193887][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.194122][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1338.194581][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1338.194888][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1338.195223][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.195365][ T32] r4:8497f8c0 ** 2 printk messages dropped ** [ 1338.195466][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1338.195823][ T32] r10:829187f4 r9:eb651d84 r8:00000002 r7:60000013 r6:eb651d8c r5:84839800 ** 3 printk messages dropped ** [ 1338.195925][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.196011][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.196059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1338.196097][ T32] r4:00000000 [ 1338.196120][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.196157][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.196191][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.196230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b1040 [ 1338.196252][ T32] r4:00000000 [ 1338.196274][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.196373][ T32] r9:83018005 r8:84839800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1338.196429][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.196531][ T32] r5:00001000 r4:eaa6f000 [ 1338.196582][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.196673][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.196776][ T32] r5:855b9b8c r4:855b9800 [ 1338.196871][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.196978][ T32] r7:dddced40 r6:83018000 r5:855b9b8c r4:85598a00 [ 1338.197032][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.197154][ T32] r10:61c88647 r9:84839800 r8:85598a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.197214][ T32] r4:85598a00 [ 1338.197300][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.197401][ T32] r10:00000000 r9:85598a00 r8:8027ed34 r7:eb59de60 r6:85598a80 r5:84839800 [ 1338.197467][ T32] r4:00000001 [ 1338.197517][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.197588][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1338.197666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.197746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.197827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.197915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.197969][ T32] r4:855fb000 [ 1338.211244][ T32] INFO: task kworker/0:601:5089 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.211328][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.211397][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.211484][ T32] Call trace: [ 1338.211517][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.211569][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.211623][ T32] r4:00000000 [ 1338.211669][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.211722][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.211765][ T32] 1d20: b610f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.211796][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.211818][ T32] 1d60: 80070013 ffffffff [ 1338.211842][ T32] r5:80070013 r4:80239bd0 [ 1338.211890][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.211935][ T32] r4:82ac11e4 [ 1338.211977][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.212062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.212088][ T32] r4:e0771dc0 [ 1338.212107][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.212149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.212170][ T32] r4:00000000 [ 1338.212188][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.212254][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.212280][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.212327][ T32] r5:00001000 r4:dfa99000 [ 1338.212389][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.212476][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.212521][ T32] r5:8501338c r4:85013000 [ 1338.212626][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.212676][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.212739][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.212787][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.212808][ T32] r4:847da880 [ 1338.212827][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.212877][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.212899][ T32] r4:00000001 [ 1338.212918][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.212950][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.212999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.213030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.213055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.213104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.213129][ T32] r4:8497f8c0 [ 1338.213173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.213204][ T32] INFO: task kworker/0:602:5092 blocked for more than 464 seconds. [ 1338.213247][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.213275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.213316][ T32] task:kworker/0:602 state:D stack:0 pid:5092 tgid:5092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.213373][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.213417][ T32] Call trace: [ 1338.213447][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.213515][ T32] r10:829187f4 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:8483a400 [ 1338.213563][ T32] r4:8483a400 [ 1338.213585][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.213635][ T32] r5:8483a400 r4:829187f0 [ 1338.213657][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.213712][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.213774][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1338.213800][ T32] r4:00000000 [ 1338.213833][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.213880][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.213945][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.214011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fb0c0 [ 1338.214057][ T32] r4:00000000 [ 1338.214089][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.214135][ T32] r9:83018005 r8:8483a400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 1 printk messages dropped ** [ 1338.214195][ T32] r5:00001000 r4:eabe5000 ** 6 printk messages dropped ** [ 1338.214472][ T32] r10:61c88647 r9:8483a400 r8:85598b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1338.214722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1338.215636][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.215953][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1338.216362][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.216406][ T32] r4:847da880 [ 1338.216429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.216472][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.216493][ T32] r4:00000001 [ 1338.216527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.216563][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.216588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.216614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.216640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.216743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.216771][ T32] r4:8497f8c0 [ 1338.216790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.216813][ T32] INFO: task kworker/0:603:5093 blocked for more than 464 seconds. [ 1338.216839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.216867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.216904][ T32] task:kworker/0:603 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.216950][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.216995][ T32] Call trace: [ 1338.217045][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.217092][ T32] r10:829187f4 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:8483b000 ** 2 printk messages dropped ** [ 1338.217401][ T32] r5:8483b000 r4:829187f0 [ 1338.217421][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.217561][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.217895][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.234082][ T32] r10:61c88647 r9:8483b000 r8:85598c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.234409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.234457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.234483][ T32] r4:855fb200 [ 1338.234903][ T32] INFO: task kworker/0:603:5093 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.234955][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.235049][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.235098][ T32] Call trace: [ 1338.235145][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.235198][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.235221][ T32] r4:00000000 [ 1338.235240][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.235277][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.235306][ T32] 1d20: b66f7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.235353][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.235383][ T32] 1d60: 80070013 ffffffff [ 1338.235406][ T32] r5:80070013 r4:80239bd0 [ 1338.235449][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.235493][ T32] r4:82ac11e4 [ 1338.235513][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.235554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.235602][ T32] r4:e0771dc0 [ 1338.235646][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.235724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.235749][ T32] r4:00000000 [ 1338.235806][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.235860][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.235882][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.235923][ T32] r5:00001000 r4:dfa99000 [ 1338.235942][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.235981][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.236031][ T32] r5:8501338c r4:85013000 [ 1338.236064][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.236109][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.236151][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.236200][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.236244][ T32] r4:847da880 [ 1338.236266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.236311][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.236374][ T32] r4:00000001 [ 1338.236417][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.236479][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.236508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.236535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.236582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.236612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.236656][ T32] r4:8497f8c0 [ 1338.236679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.236757][ T32] INFO: task kworker/0:604:5095 blocked for more than 464 seconds. [ 1338.236797][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.236848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.236872][ T32] task:kworker/0:604 state:D stack:0 pid:5095 tgid:5095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.236916][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.236956][ T32] Call trace: [ 1338.237042][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.237090][ T32] r10:829187f4 r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:8483bc00 [ 1338.237112][ T32] r4:8483bc00 [ 1338.237131][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.237169][ T32] r5:8483bc00 r4:829187f0 [ 1338.237188][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.237245][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.237302][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1338.237328][ T32] r4:00000000 [ 1338.237346][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.237404][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.237453][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.237496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fb640 [ 1338.237518][ T32] r4:00000000 [ 1338.237547][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.237592][ T32] r9:83018005 r8:8483bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1338.237631][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.237772][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.237972][ T32] r10:61c88647 r9:8483bc00 r8:85598d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1338.238075][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.259197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.259258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.259387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.259448][ T32] r4:855fb400 [ 1338.260282][ T32] INFO: task kworker/0:604:5095 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.260382][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.260555][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.260734][ T32] Call trace: [ 1338.260812][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.260949][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.261020][ T32] r4:00000000 [ 1338.261067][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.261179][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.261259][ T32] 1d20: b6e9d000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.261326][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.261381][ T32] 1d60: 80070013 ffffffff [ 1338.261428][ T32] r5:80070013 r4:80239bd0 [ 1338.261473][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.261568][ T32] r4:82ac11e4 [ 1338.261617][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.261724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.261774][ T32] r4:e0771dc0 [ 1338.261819][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.261914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.261981][ T32] r4:00000000 [ 1338.262026][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.262155][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.262226][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.262351][ T32] r5:00001000 r4:dfa99000 [ 1338.262400][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.262481][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.262565][ T32] r5:8501338c r4:85013000 [ 1338.262611][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.262715][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.262784][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.262898][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.262972][ T32] r4:847da880 [ 1338.263026][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.263209][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.263300][ T32] r4:00000001 [ 1338.263391][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.263480][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.263543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.263605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.263671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.263737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.263787][ T32] r4:8497f8c0 [ 1338.263833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.263895][ T32] INFO: task kworker/0:605:5097 blocked for more than 464 seconds. [ 1338.263968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.264044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.264093][ T32] task:kworker/0:605 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.264218][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.264303][ T32] Call trace: [ 1338.264367][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.264466][ T32] r10:829187f4 r9:eb5d9d84 r8:00000002 r7:60000113 r6:eb5d9d8c r5:8483c800 [ 1338.264538][ T32] r4:8483c800 [ 1338.264633][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.264727][ T32] r5:8483c800 r4:829187f0 [ 1338.264774][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.264891][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.264995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1338.265043][ T32] r4:00000000 [ 1338.265086][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.265182][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.265275][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.265382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fb840 [ 1338.265437][ T32] r4:00000000 [ 1338.265479][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.265567][ T32] r9:83018005 r8:8483c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1338.265617][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.265695][ T32] r5:00001000 r4:eaf4b000 [ 1338.265741][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.265825][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.265926][ T32] r5:855baf8c r4:855bac00 [ 1338.265974][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.266072][ T32] r7:dddced40 r6:83018000 r5:855baf8c r4:85598e00 [ 1338.266718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.266834][ T32] r10:61c88647 r9:8483c800 r8:85598e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.266890][ T32] r4:85598e00 [ 1338.266957][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.267051][ T32] r10:00000000 r9:85598e00 r8:8027ed34 r7:eb5cde60 r6:85598e80 r5:8483c800 [ 1338.267105][ T32] r4:00000001 [ 1338.267439][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.267596][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1338.267667][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.267727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.267789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.267924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.268109][ T32] r4:855fb740 [ 1338.295862][ T32] INFO: task kworker/0:605:5097 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.296075][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.296243][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.296376][ T32] Call trace: [ 1338.296456][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.296938][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.297063][ T32] r4:00000000 [ 1338.297226][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.297325][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.297695][ T32] 1d20: b7114000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.297782][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.297839][ T32] 1d60: 80070013 ffffffff [ 1338.297898][ T32] r5:80070013 r4:80239bd0 [ 1338.297947][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.298042][ T32] r4:82ac11e4 [ 1338.298095][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1338.311533][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1338.311824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 4 printk messages dropped ** [ 1338.312379][ T32] r5:00001000 r4:dfa99000 ** 2 printk messages dropped ** [ 1338.312668][ T32] r5:8501338c r4:85013000 ** 3 printk messages dropped ** [ 1338.312991][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1338.313434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.313534][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.313608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.313692][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.313772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.313841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.313898][ T32] r4:8497f8c0 [ 1338.313953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.314019][ T32] INFO: task kworker/0:606:5099 blocked for more than 464 seconds. [ 1338.314132][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.314224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.314282][ T32] task:kworker/0:606 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.314426][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.314544][ T32] Call trace: [ 1338.314628][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.314736][ T32] r10:829187f4 r9:eb5e5d84 r8:00000002 r7:60000013 r6:eb5e5d8c r5:8483d400 [ 1338.314838][ T32] r4:8483d400 [ 1338.314895][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.315142][ T32] r5:8483d400 r4:829187f0 [ 1338.315207][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.315265][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.315321][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1338.315348][ T32] r4:00000000 [ 1338.315371][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.315414][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.315455][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.315502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fba00 [ 1338.315529][ T32] r4:00000000 [ 1338.315551][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.315637][ T32] r9:83018005 r8:8483d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.315664][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.315798][ T32] r5:00001000 r4:eaf85000 [ 1338.315822][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.315870][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.315980][ T32] r5:855bb38c r4:855bb000 [ 1338.316095][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.316197][ T32] r7:dddced40 r6:83018000 r5:855bb38c r4:85598f00 [ 1338.316235][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.316301][ T32] r10:61c88647 r9:8483d400 r8:85598f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.316343][ T32] r4:85598f00 [ 1338.316404][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.316468][ T32] r10:00000000 r9:85598f00 r8:8027ed34 r7:eb5d9e60 r6:85598f80 r5:8483d400 [ 1338.316507][ T32] r4:00000001 [ 1338.316569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.316611][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1338.316667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.316717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.316774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.316805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.316873][ T32] r4:855fb5c0 [ 1338.317362][ T32] INFO: task kworker/0:606:5099 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.317398][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.317479][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.317525][ T32] Call trace: [ 1338.317553][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.317598][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.317620][ T32] r4:00000000 [ 1338.317638][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.317675][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.317725][ T32] 1d20: b7114000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.317757][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.317780][ T32] 1d60: 80070013 ffffffff [ 1338.317803][ T32] r5:80070013 r4:80239bd0 [ 1338.317822][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.317869][ T32] r4:82ac11e4 [ 1338.317910][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.317956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.317978][ T32] r4:e0771dc0 [ 1338.317995][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.318056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.318136][ T32] r4:00000000 [ 1338.338091][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.338578][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.338613][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.338671][ T32] r5:00001000 r4:dfa99000 [ 1338.338692][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.338742][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.338788][ T32] r5:8501338c r4:85013000 [ 1338.338808][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.338902][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.338945][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.339014][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.339036][ T32] r4:847da880 [ 1338.339097][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.339146][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.339169][ T32] r4:00000001 [ 1338.339211][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.339250][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.339279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.339306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.339331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.339358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.339401][ T32] r4:8497f8c0 [ 1338.339427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.339466][ T32] INFO: task kworker/0:607:5101 blocked for more than 464 seconds. [ 1338.339499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.339554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.339624][ T32] task:kworker/0:607 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.339680][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.339723][ T32] Call trace: [ 1338.339814][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.339891][ T32] r10:829187f4 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:8483e000 [ 1338.339917][ T32] r4:8483e000 [ 1338.339967][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.340032][ T32] r5:8483e000 r4:829187f0 [ 1338.340058][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.340107][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.340156][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1338.340198][ T32] r4:00000000 [ 1338.340221][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.340259][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.340295][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.340334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fbb80 [ 1338.340355][ T32] r4:00000000 [ 1338.340373][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.340450][ T32] r9:83018005 r8:8483e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1338.340526][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.340570][ T32] r5:00001000 r4:eafc1000 [ 1338.340589][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.340626][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.340667][ T32] r5:855bb78c r4:855bb400 [ 1338.340687][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.340728][ T32] r7:dddced40 r6:83018000 r5:855bb78c r4:8560d000 [ 1338.340778][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.340825][ T32] r10:61c88647 r9:8483e000 r8:8560d02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.340850][ T32] r4:8560d000 [ 1338.340871][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.340913][ T32] r10:00000000 r9:8560d000 r8:8027ed34 r7:eb5e5e60 r6:8560d080 r5:8483e000 [ 1338.340933][ T32] r4:00000001 [ 1338.340952][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.340985][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1338.341009][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.341070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.341117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.341147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.341169][ T32] r4:855fb880 [ 1338.341656][ T32] INFO: task kworker/0:607:5101 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.341727][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.342046][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1338.342442][ T32] r4:e0771dc0 [ 1338.342480][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1338.342630][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.343000][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1338.343123][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1338.343329][ T32] r4:8497f8c0 ** 2 printk messages dropped ** [ 1338.343421][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.343710][ T32] r4:8483ec00 ** 2 printk messages dropped ** [ 1338.343786][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.343872][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 ** 9 printk messages dropped ** [ 1338.344205][ T32] r5:00001000 r4:eb011000 ** 6 printk messages dropped ** [ 1338.344530][ T32] r10:61c88647 r9:8483ec00 r8:8560d12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.344930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.345714][ T32] 1d20: b769c000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1338.346278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 11 printk messages dropped ** [ 1338.346915][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1338.347470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1338.348015][ T32] r5:85658000 r4:829187f0 [ 1338.348053][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.378997][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1338.379536][ T32] r10:61c88647 r9:85658000 r8:8560d22c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1338.379828][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.379869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.379899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.379920][ T32] r4:855fbb40 [ 1338.380404][ T32] INFO: task kworker/0:609:5105 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.380452][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.380592][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.380644][ T32] Call trace: [ 1338.380675][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.380731][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.380757][ T32] r4:00000000 [ 1338.380776][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.380813][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.380842][ T32] 1d20: b8065000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.380921][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.380968][ T32] 1d60: 80070013 ffffffff [ 1338.381014][ T32] r5:80070013 r4:80239bd0 [ 1338.381057][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.381122][ T32] r4:82ac11e4 [ 1338.381167][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.381213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.381235][ T32] r4:e0771dc0 [ 1338.381266][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.381309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.381347][ T32] r4:00000000 [ 1338.381389][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.381453][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.381488][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.381528][ T32] r5:00001000 r4:dfa99000 [ 1338.381561][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.381630][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.381671][ T32] r5:8501338c r4:85013000 [ 1338.381691][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.381758][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.381804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.381856][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.381880][ T32] r4:847da880 [ 1338.382093][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.382146][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.382189][ T32] r4:00000001 [ 1338.382211][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.382245][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.382270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.382319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.382358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.382455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.382732][ T32] r4:8497f8c0 [ 1338.382810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.382887][ T32] INFO: task kworker/0:610:5107 blocked for more than 464 seconds. [ 1338.382957][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.382994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.383079][ T32] task:kworker/0:610 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.383196][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.383348][ T32] Call trace: [ 1338.383441][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.383524][ T32] r10:829187f4 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:85658c00 [ 1338.383617][ T32] r4:85658c00 [ 1338.383727][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.383805][ T32] r5:85658c00 r4:829187f0 [ 1338.383868][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.383938][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.383996][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1338.384032][ T32] r4:00000000 [ 1338.384140][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.384185][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.384221][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.384265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616400 [ 1338.384297][ T32] r4:00000000 [ 1338.384319][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.384365][ T32] r9:83018005 r8:85658c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1338.384409][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.384454][ T32] r5:00001000 r4:eb2bb000 [ 1338.384538][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.384780][ T32] r7:dddced40 r6:83018000 r5:855c8b8c r4:8560d300 ** 2 printk messages dropped ** [ 1338.384883][ T32] r4:8560d300 ** 2 printk messages dropped ** [ 1338.384974][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.385124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.385529][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.385993][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.386060][ T32] 1d20: b8065000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.386094][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.386123][ T32] 1d60: 80070013 ffffffff [ 1338.386212][ T32] r5:80070013 r4:80239bd0 [ 1338.386258][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.386373][ T32] r4:82ac11e4 [ 1338.386423][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.386492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.386543][ T32] r4:e0771dc0 [ 1338.386565][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.386607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.386650][ T32] r4:00000000 [ 1338.386693][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.386742][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.386764][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.386804][ T32] r5:00001000 r4:dfa99000 [ 1338.386822][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.386875][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.386915][ T32] r5:8501338c r4:85013000 [ 1338.386995][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.387048][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.387069][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.387112][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.387144][ T32] r4:847da880 [ 1338.387166][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.387210][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.387230][ T32] r4:00000001 [ 1338.387249][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.387291][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 5 printk messages dropped ** [ 1338.387501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1338.410627][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1338.411456][ T32] r7:dddced40 r6:83018000 r5:855c838c r4:8560d400 ** 1 printk messages dropped ** [ 1338.411597][ T32] r10:61c88647 r9:8565a400 r8:8560d42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.411661][ T32] r4:8560d400 [ 1338.411687][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.411734][ T32] r10:00000000 r9:8560d400 r8:8027ed34 r7:eb73de60 r6:8560d480 r5:8565a400 [ 1338.411756][ T32] r4:00000001 [ 1338.411809][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.411873][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1338.411908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.411958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.412011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.412056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.412122][ T32] r4:855fbe80 [ 1338.412612][ T32] INFO: task kworker/0:611:5109 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.412648][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.412801][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.412893][ T32] Call trace: [ 1338.412996][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.413048][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.413072][ T32] r4:00000000 [ 1338.413113][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.413172][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.413215][ T32] 1d20: b86bc000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.413265][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.413291][ T32] 1d60: 80070013 ffffffff [ 1338.413314][ T32] r5:80070013 r4:80239bd0 [ 1338.413335][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.413375][ T32] r4:82ac11e4 [ 1338.413394][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.413434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.413492][ T32] r4:e0771dc0 [ 1338.413514][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.413555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.413576][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.413657][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.413863][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 8 printk messages dropped ** [ 1338.414136][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.414587][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.414860][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.414922][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.415158][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.415704][ T32] r7:dddced40 r6:83018000 r5:855c878c r4:8560d500 ** 7 printk messages dropped ** [ 1338.416091][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) ** 7 printk messages dropped ** [ 1338.416750][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.417180][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.417444][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1338.417645][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1338.417901][ T32] r5:8501338c r4:85013000 ** 3 printk messages dropped ** [ 1338.418094][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1338.434390][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1338.434715][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.435186][ T32] r4:854ca400 ** 2 printk messages dropped ** [ 1338.435339][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.435648][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1338.436492][ T32] r10:00000000 r9:8560d600 r8:8027ed34 r7:eb73de60 r6:855dc700 r5:854ca400 ** 5 printk messages dropped ** [ 1338.436710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.436754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.436801][ T32] r4:85616280 [ 1338.437274][ T32] INFO: task kworker/0:613:5113 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.437334][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.437441][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.437489][ T32] Call trace: [ 1338.437543][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.437621][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.437668][ T32] r4:00000000 [ 1338.437690][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.437728][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.437787][ T32] 1d20: b86bc000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.437819][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.437858][ T32] 1d60: 80070013 ffffffff [ 1338.437883][ T32] r5:80070013 r4:80239bd0 [ 1338.437903][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.437943][ T32] r4:82ac11e4 [ 1338.437962][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.438025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.438050][ T32] r4:e0771dc0 [ 1338.450219][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.450330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.450396][ T32] r4:00000000 [ 1338.450435][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.450507][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.450545][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.450628][ T32] r5:00001000 r4:dfa99000 [ 1338.450687][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.450743][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.450802][ T32] r5:8501338c r4:85013000 [ 1338.450825][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.450876][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.450918][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.451003][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.451066][ T32] r4:847da880 [ 1338.451110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.451193][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.451232][ T32] r4:00000001 [ 1338.451288][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.451333][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.451400][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.451478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.451508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.451567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.451606][ T32] r4:8497f8c0 [ 1338.451645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.451703][ T32] INFO: task kworker/0:614:5115 blocked for more than 464 seconds. [ 1338.451759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.451787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.451809][ T32] task:kworker/0:614 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.451866][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.451946][ T32] Call trace: [ 1338.452001][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.452054][ T32] r10:829187f4 r9:eb759d84 r8:00000002 r7:60000113 r6:eb759d8c r5:854c9800 [ 1338.452077][ T32] r4:854c9800 [ 1338.452096][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.452135][ T32] r5:854c9800 r4:829187f0 [ 1338.452154][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.452191][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.452252][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 [ 1338.452294][ T32] r4:00000000 [ 1338.452335][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.452390][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.452445][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.452490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616a00 [ 1338.452542][ T32] r4:00000000 [ 1338.452581][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.452627][ T32] r9:83018005 r8:854c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1338.452648][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.452708][ T32] r5:00001000 r4:eb4e1000 [ 1338.452746][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.452802][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.452881][ T32] r5:855ca78c r4:855ca400 [ 1338.452904][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.452948][ T32] r7:dddced40 r6:83018000 r5:855ca78c r4:8560d700 [ 1338.452969][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.453011][ T32] r10:61c88647 r9:854c9800 r8:8560d72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.453052][ T32] r4:8560d700 [ 1338.453091][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.453166][ T32] r10:00000000 r9:8560d700 r8:8027ed34 r7:eb751e60 r6:855dc780 r5:854c9800 [ 1338.453224][ T32] r4:00000001 [ 1338.453245][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.453278][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1338.453303][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.453360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.453399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.453430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.453474][ T32] r4:85616600 [ 1338.453931][ T32] INFO: task kworker/0:614:5115 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.453997][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.454110][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.454204][ T32] Call trace: [ 1338.454236][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.454282][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.454304][ T32] r4:00000000 [ 1338.454322][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.454358][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.454424][ T32] 1d20: b8ef1000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.454475][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.454530][ T32] 1d60: 80070013 ffffffff [ 1338.454568][ T32] r5:80070013 r4:80239bd0 [ 1338.454605][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.454649][ T32] r4:82ac11e4 [ 1338.454699][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.454744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.454794][ T32] r4:e0771dc0 [ 1338.454837][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.454900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.454962][ T32] r4:00000000 [ 1338.455031][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.455082][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.455141][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.455202][ T32] r5:00001000 r4:dfa99000 [ 1338.455224][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.455288][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.455344][ T32] r5:8501338c r4:85013000 [ 1338.455383][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.455463][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.455502][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.455580][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.455619][ T32] r4:847da880 [ 1338.455657][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.455704][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.455725][ T32] r4:00000001 [ 1338.455744][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.455799][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.455843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.455877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.456002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.456058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.456116][ T32] r4:8497f8c0 [ 1338.456140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.456205][ T32] INFO: task kworker/0:615:5116 blocked for more than 464 seconds. [ 1338.456255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.456295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.456334][ T32] task:kworker/0:615 state:D stack:0 pid:5116 tgid:5116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.456442][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.456520][ T32] Call trace: [ 1338.456581][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.456629][ T32] r10:829187f4 r9:eb75dd84 r8:00000002 r7:60000013 r6:eb75dd8c r5:854cc800 [ 1338.456652][ T32] r4:854cc800 [ 1338.456670][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.456735][ T32] r5:854cc800 r4:829187f0 [ 1338.456759][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.456831][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.456884][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 [ 1338.456906][ T32] r4:00000000 [ 1338.456924][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.456961][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.456995][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.457072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616600 [ 1338.457098][ T32] r4:00000000 [ 1338.457119][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.457199][ T32] r9:83018005 r8:854cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1338.457253][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.457326][ T32] r5:00001000 r4:eb2fd000 [ 1338.457363][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.457435][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.457494][ T32] r5:855c938c r4:855c9000 [ 1338.457531][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.457591][ T32] r7:dddced40 r6:83018000 r5:855c938c r4:8560d680 [ 1338.457628][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.457676][ T32] r10:61c88647 r9:854cc800 r8:8560d6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.457697][ T32] r4:8560d680 [ 1338.457714][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.457755][ T32] r10:00000000 r9:8560d680 r8:8027ed34 r7:eb759e60 r6:855dc800 r5:854cc800 [ 1338.457776][ T32] r4:00000001 [ 1338.457794][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.457826][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1338.457876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.457906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.457951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.457981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.458002][ T32] r4:85616540 [ 1338.481684][ T32] INFO: task kworker/0:615:5116 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.481781][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.481916][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.482052][ T32] Call trace: [ 1338.482088][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.482166][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.482194][ T32] r4:00000000 [ 1338.482231][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.482309][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.482343][ T32] 1d20: b9676000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.482372][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.482426][ T32] 1d60: 80070013 ffffffff [ 1338.482458][ T32] r5:80070013 r4:80239bd0 [ 1338.482481][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.482524][ T32] r4:82ac11e4 [ 1338.482544][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.482614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.482652][ T32] r4:e0771dc0 [ 1338.482676][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.482717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.482769][ T32] r4:00000000 [ 1338.482806][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.482860][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.482882][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.482965][ T32] r5:00001000 r4:dfa99000 [ 1338.482995][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.483035][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.483115][ T32] r5:8501338c r4:85013000 [ 1338.483138][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.483185][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.483229][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.483291][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.483328][ T32] r4:847da880 [ 1338.483365][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.483440][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.483479][ T32] r4:00000001 [ 1338.483517][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.483573][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.483602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.483647][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.483675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.483719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.483763][ T32] r4:8497f8c0 [ 1338.483799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.483867][ T32] INFO: task kworker/0:616:5118 blocked for more than 465 seconds. [ 1338.483923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.483979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.484018][ T32] task:kworker/0:616 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.484065][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.484145][ T32] Call trace: [ 1338.484178][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.484222][ T32] r10:829187f4 r9:eb765d84 r8:00000002 r7:60000113 r6:eb765d8c r5:854cbc00 [ 1338.484244][ T32] r4:854cbc00 [ 1338.484264][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.484325][ T32] r5:854cbc00 r4:829187f0 [ 1338.484382][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.484441][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.484487][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1338.484522][ T32] r4:00000000 [ 1338.484562][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.484617][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.484658][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.484733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616780 [ 1338.484772][ T32] r4:00000000 [ 1338.484810][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.484875][ T32] r9:83018005 r8:854cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1338.484913][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.484988][ T32] r5:00001000 r4:eb385000 [ 1338.485026][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.485066][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.485106][ T32] r5:855c978c r4:855c9400 [ 1338.485138][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.485183][ T32] r7:dddced40 r6:83018000 r5:855c978c r4:8560d780 [ 1338.485206][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.485268][ T32] r10:61c88647 r9:854cbc00 r8:8560d7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.485293][ T32] r4:8560d780 [ 1338.485313][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.485355][ T32] r10:00000000 r9:8560d780 r8:8027ed34 r7:eb759e60 r6:855dc880 r5:854cbc00 [ 1338.485398][ T32] r4:00000001 [ 1338.485423][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.485480][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) [ 1338.485522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.485552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.485609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.485652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.485676][ T32] r4:856166c0 [ 1338.486048][ T32] INFO: task kworker/0:616:5118 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.486087][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.486228][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.486300][ T32] Call trace: [ 1338.486332][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.486412][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.486438][ T32] r4:00000000 [ 1338.486488][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.486531][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.486561][ T32] 1d20: b9676000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.486590][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.486659][ T32] 1d60: 80070013 ffffffff [ 1338.486708][ T32] r5:80070013 r4:80239bd0 [ 1338.486730][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.486802][ T32] r4:82ac11e4 [ 1338.486838][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.486919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.486979][ T32] r4:e0771dc0 [ 1338.487051][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.487127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.487153][ T32] r4:00000000 [ 1338.487171][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.487219][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.487241][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.487281][ T32] r5:00001000 r4:dfa99000 [ 1338.487332][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.487406][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.487450][ T32] r5:8501338c r4:85013000 [ 1338.487469][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.487515][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.487549][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.487600][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.487623][ T32] r4:847da880 [ 1338.487642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.487684][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.487706][ T32] r4:00000001 [ 1338.487737][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.487798][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.487827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.487862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.487891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.487917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.487968][ T32] r4:8497f8c0 [ 1338.488031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.488058][ T32] INFO: task kworker/0:617:5120 blocked for more than 465 seconds. [ 1338.503411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.503492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.503520][ T32] task:kworker/0:617 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.503614][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.503704][ T32] Call trace: [ 1338.503800][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.503893][ T32] r10:829187f4 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:854cec00 [ 1338.503921][ T32] r4:854cec00 [ 1338.503941][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.503981][ T32] r5:854cec00 r4:829187f0 [ 1338.504000][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.504057][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.504105][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1338.504162][ T32] r4:00000000 [ 1338.504184][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.504238][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.504291][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.504336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616580 [ 1338.504357][ T32] r4:00000000 [ 1338.504411][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.504461][ T32] r9:83018005 r8:854cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1338.504498][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.504559][ T32] r5:00001000 r4:eb3f7000 [ 1338.504582][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.504620][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.504697][ T32] r5:855c9b8c r4:855c9800 [ 1338.504735][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.504784][ T32] r7:dddced40 r6:83018000 r5:855c9b8c r4:8560d800 [ 1338.504821][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.504872][ T32] r10:61c88647 r9:854cec00 r8:8560d82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.504912][ T32] r4:8560d800 [ 1338.504934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.504978][ T32] r10:00000000 r9:8560d800 r8:8027ed34 r7:eb759e60 r6:855dc900 r5:854cec00 [ 1338.504999][ T32] r4:00000001 [ 1338.505029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.505068][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1338.505094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.505122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.505182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.505213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.505236][ T32] r4:85616580 [ 1338.505721][ T32] INFO: task kworker/0:617:5120 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.505776][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.505856][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.505990][ T32] Call trace: [ 1338.506022][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.506104][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.506134][ T32] r4:00000000 [ 1338.506157][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.506230][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.506275][ T32] 1d20: b9831000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.506333][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.506389][ T32] 1d60: 80070013 ffffffff [ 1338.506431][ T32] r5:80070013 r4:80239bd0 [ 1338.506453][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.506628][ T32] r4:82ac11e4 [ 1338.506673][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.506734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.506759][ T32] r4:e0771dc0 [ 1338.506778][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.506817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.506910][ T32] r4:00000000 [ 1338.506965][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.507058][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.507119][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.507165][ T32] r5:00001000 r4:dfa99000 [ 1338.507184][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.507222][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.507262][ T32] r5:8501338c r4:85013000 [ 1338.507280][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.507361][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.507419][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.507482][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.507520][ T32] r4:847da880 [ 1338.507558][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.507604][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.507625][ T32] r4:00000001 [ 1338.507643][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.507678][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.507722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.507752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.507795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.507824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.507851][ T32] r4:8497f8c0 [ 1338.507873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.507900][ T32] INFO: task kworker/0:618:5122 blocked for more than 465 seconds. [ 1338.507957][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.507986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.508006][ T32] task:kworker/0:618 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.520867][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.521036][ T32] Call trace: [ 1338.521115][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.521211][ T32] r10:829187f4 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:854cb000 [ 1338.521268][ T32] r4:854cb000 [ 1338.521305][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.521378][ T32] r5:854cb000 r4:829187f0 [ 1338.521425][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.521502][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.521550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1338.521572][ T32] r4:00000000 [ 1338.521629][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.521686][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.521759][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.521804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616a40 [ 1338.521843][ T32] r4:00000000 [ 1338.521890][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.521939][ T32] r9:83018005 r8:854cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.521993][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.522053][ T32] r5:00001000 r4:eb409000 [ 1338.522095][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.522150][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.522208][ T32] r5:855c9f8c r4:855c9c00 [ 1338.522274][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.522328][ T32] r7:dddced40 r6:83018000 r5:855c9f8c r4:8560d880 [ 1338.522389][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.522436][ T32] r10:61c88647 r9:854cb000 r8:8560d8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.522458][ T32] r4:8560d880 [ 1338.522498][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.522544][ T32] r10:00000000 r9:8560d880 r8:8027ed34 r7:eb759e60 r6:855dc980 r5:854cb000 [ 1338.522567][ T32] r4:00000001 [ 1338.522585][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.522619][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1338.522657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.522699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.522727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.522754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.522775][ T32] r4:856167c0 [ 1338.523255][ T32] INFO: task kworker/0:618:5122 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.523334][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.523409][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.523459][ T32] Call trace: [ 1338.523521][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.523572][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.523612][ T32] r4:00000000 [ 1338.523651][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.523692][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.523720][ T32] 1d20: ba0ce000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.523786][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.523825][ T32] 1d60: 80070013 ffffffff [ 1338.523873][ T32] r5:80070013 r4:80239bd0 [ 1338.523912][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.523988][ T32] r4:82ac11e4 [ 1338.524027][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.524093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.524131][ T32] r4:e0771dc0 [ 1338.524153][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.524193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.524238][ T32] r4:00000000 [ 1338.524276][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.524323][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.524344][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.524403][ T32] r5:00001000 r4:dfa99000 [ 1338.524442][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.524500][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.524557][ T32] r5:8501338c r4:85013000 [ 1338.524598][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.524658][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.524695][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.524742][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.524763][ T32] r4:847da880 [ 1338.524822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.524872][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.524894][ T32] r4:00000001 [ 1338.524913][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.524976][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.525006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.525068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.525097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.525141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.525165][ T32] r4:8497f8c0 [ 1338.525185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.525211][ T32] INFO: task kworker/0:619:5124 blocked for more than 465 seconds. [ 1338.525258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.525298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.525336][ T32] task:kworker/0:619 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.525395][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.525473][ T32] Call trace: [ 1338.525505][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.525550][ T32] r10:829187f4 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:854cd400 [ 1338.525572][ T32] r4:854cd400 [ 1338.525590][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.525663][ T32] r5:854cd400 r4:829187f0 [ 1338.525703][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.525798][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.525873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1338.525902][ T32] r4:00000000 [ 1338.525982][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.526027][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.526062][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.526139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616bc0 [ 1338.526165][ T32] r4:00000000 [ 1338.526183][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.526261][ T32] r9:83018005 r8:854cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1338.526287][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.526344][ T32] r5:00001000 r4:eb435000 [ 1338.526389][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.526430][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.526475][ T32] r5:855ca38c r4:855ca000 [ 1338.526590][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.526676][ T32] r7:dddced40 r6:83018000 r5:855ca38c r4:8560d900 [ 1338.526719][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.526768][ T32] r10:61c88647 r9:854cd400 r8:8560d92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.526789][ T32] r4:8560d900 [ 1338.526808][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.526890][ T32] r10:00000000 r9:8560d900 r8:8027ed34 r7:eb759e60 r6:855dca00 r5:854cd400 [ 1338.526915][ T32] r4:00000001 [ 1338.526964][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.527052][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) [ 1338.527081][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.527111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.527149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.527179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.527200][ T32] r4:856168c0 [ 1338.527467][ T32] INFO: task kworker/0:619:5124 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.527500][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.527591][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.527687][ T32] Call trace: [ 1338.527764][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.527813][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.527878][ T32] r4:00000000 [ 1338.527916][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.527986][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.528019][ T32] 1d20: ba0ce000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.528048][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.550668][ T32] 1d60: 80070013 ffffffff [ 1338.550773][ T32] r5:80070013 r4:80239bd0 [ 1338.550804][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.550899][ T32] r4:82ac11e4 [ 1338.550959][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.551055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.551095][ T32] r4:e0771dc0 [ 1338.551135][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.551181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.551219][ T32] r4:00000000 [ 1338.551283][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.551346][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.551402][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.551491][ T32] r5:00001000 r4:dfa99000 [ 1338.551530][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.551610][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.551685][ T32] r5:8501338c r4:85013000 [ 1338.551733][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.551781][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.551801][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.551849][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.551909][ T32] r4:847da880 [ 1338.551947][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.551998][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.552020][ T32] r4:00000001 [ 1338.552058][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.552097][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.552123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.552152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.552210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.552259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.552297][ T32] r4:8497f8c0 [ 1338.552342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.552374][ T32] INFO: task kworker/0:620:5127 blocked for more than 465 seconds. [ 1338.552405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.552429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.552449][ T32] task:kworker/0:620 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.552524][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.552601][ T32] Call trace: [ 1338.552664][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.552715][ T32] r10:829187f4 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:854ce000 [ 1338.552736][ T32] r4:854ce000 [ 1338.552754][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.552792][ T32] r5:854ce000 r4:829187f0 [ 1338.552810][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.552884][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.552963][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1338.553001][ T32] r4:00000000 [ 1338.553040][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.553094][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.553151][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.553206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562d040 [ 1338.553244][ T32] r4:00000000 [ 1338.553281][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.553326][ T32] r9:83018005 r8:854ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1338.553379][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.553435][ T32] r5:00001000 r4:eb52d000 [ 1338.553472][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.553530][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.553577][ T32] r5:855cb38c r4:855cb000 [ 1338.553628][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.553676][ T32] r7:dddced40 r6:83018000 r5:855cb38c r4:8560d980 [ 1338.553697][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.553770][ T32] r10:61c88647 r9:854ce000 r8:8560d9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.553808][ T32] r4:8560d980 [ 1338.553841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.553891][ T32] r10:00000000 r9:8560d980 r8:8027ed34 r7:eb759e60 r6:855dca80 r5:854ce000 [ 1338.553912][ T32] r4:00000001 [ 1338.553930][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.553984][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1338.554014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.554058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.554102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.554147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.554186][ T32] r4:85616c00 [ 1338.554626][ T32] INFO: task kworker/0:620:5127 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.554660][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.554754][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.554835][ T32] Call trace: [ 1338.554871][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.554950][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.555019][ T32] r4:00000000 [ 1338.555062][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.555126][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.555158][ T32] 1d20: ba905000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.555203][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.555240][ T32] 1d60: 80070013 ffffffff [ 1338.555278][ T32] r5:80070013 r4:80239bd0 [ 1338.555316][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.555376][ T32] r4:82ac11e4 [ 1338.555415][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.555459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.555499][ T32] r4:e0771dc0 [ 1338.555522][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.555562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.555607][ T32] r4:00000000 [ 1338.555646][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.555693][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.555714][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.555753][ T32] r5:00001000 r4:dfa99000 [ 1338.555802][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.555894][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.556015][ T32] r5:8501338c r4:85013000 [ 1338.556054][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.556107][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.556164][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.556233][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.556272][ T32] r4:847da880 [ 1338.556311][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.556358][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.556393][ T32] r4:00000001 [ 1338.556471][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.556528][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.556557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.556612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.556640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.556668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.556690][ T32] r4:8497f8c0 [ 1338.556708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.556749][ T32] INFO: task kworker/0:621:5129 blocked for more than 465 seconds. [ 1338.556813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.556880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.556918][ T32] task:kworker/0:621 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.557005][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.557119][ T32] Call trace: [ 1338.557174][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.557221][ T32] r10:829187f4 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:854d0c00 [ 1338.557281][ T32] r4:854d0c00 [ 1338.557322][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.557394][ T32] r5:854d0c00 r4:829187f0 [ 1338.557431][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.557560][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.557648][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1338.557685][ T32] r4:00000000 [ 1338.557730][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.557803][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.557870][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.557919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616e00 [ 1338.557959][ T32] r4:00000000 [ 1338.557996][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.558043][ T32] r9:83018005 r8:854d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.558063][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.558149][ T32] r5:00001000 r4:eb4f5000 [ 1338.566693][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.566772][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.566852][ T32] r5:855cab8c r4:855ca800 [ 1338.566878][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.566962][ T32] r7:dddced40 r6:83018000 r5:855cab8c r4:8560da00 [ 1338.567030][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.567092][ T32] r10:61c88647 r9:854d0c00 r8:8560da2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.567139][ T32] r4:8560da00 [ 1338.567163][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.567219][ T32] r10:00000000 r9:8560da00 r8:8027ed34 r7:eb789e60 r6:855dcb00 r5:854d0c00 [ 1338.567253][ T32] r4:00000001 [ 1338.567275][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.567331][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1338.567362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.567404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.567452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.567483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.567504][ T32] r4:85616a80 [ 1338.567941][ T32] INFO: task kworker/0:621:5129 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.567976][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.568038][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.578576][ T32] Call trace: [ 1338.578626][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.578694][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.578735][ T32] r4:00000000 [ 1338.578764][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.578813][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.578851][ T32] 1d20: bad4f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.578881][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.578903][ T32] 1d60: 80070013 ffffffff [ 1338.578925][ T32] r5:80070013 r4:80239bd0 [ 1338.579001][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.579094][ T32] r4:82ac11e4 [ 1338.579117][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.579189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.579225][ T32] r4:e0771dc0 [ 1338.579260][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.579305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.579326][ T32] r4:00000000 [ 1338.579382][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.579469][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.579523][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.579570][ T32] r5:00001000 r4:dfa99000 [ 1338.579590][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.579628][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.579686][ T32] r5:8501338c r4:85013000 [ 1338.579740][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.579800][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.579835][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.579887][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.579944][ T32] r4:847da880 [ 1338.579980][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.580026][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.580081][ T32] r4:00000001 [ 1338.580120][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.580192][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.580223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.580262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.580291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.580318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.580339][ T32] r4:8497f8c0 [ 1338.580360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.580436][ T32] INFO: task kworker/0:622:5130 blocked for more than 465 seconds. [ 1338.580472][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1338.580587][ T32] task:kworker/0:622 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1338.580948][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1338.581059][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.581117][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.581185][ T32] r4:00000000 [ 1338.581222][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1338.581417][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1338.581728][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.581776][ T32] r5:00001000 r4:eb505000 [ 1338.581824][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.581874][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.581943][ T32] r5:855caf8c r4:855cac00 [ 1338.581980][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.582048][ T32] r7:dddced40 r6:83018000 r5:855caf8c r4:8560da80 [ 1338.582084][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.582135][ T32] r10:61c88647 r9:8565bc00 r8:8560daac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.582177][ T32] r4:8560da80 [ 1338.582213][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.582287][ T32] r10:00000000 r9:8560da80 r8:8027ed34 r7:eb789e60 r6:8560db00 r5:8565bc00 [ 1338.582328][ T32] r4:00000001 [ 1338.582365][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.582417][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1338.582445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.582474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.582519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.582550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.582589][ T32] r4:85616e40 [ 1338.583104][ T32] INFO: task kworker/0:622:5130 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.583157][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.583216][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.583313][ T32] Call trace: [ 1338.583344][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.583419][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.583446][ T32] r4:00000000 [ 1338.583465][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.583537][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.583588][ T32] 1d20: bad4f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.583618][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.583656][ T32] 1d60: 80070013 ffffffff [ 1338.583692][ T32] r5:80070013 r4:80239bd0 [ 1338.583745][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.583788][ T32] r4:82ac11e4 [ 1338.583829][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.583915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.583957][ T32] r4:e0771dc0 [ 1338.583993][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.584036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.584058][ T32] r4:00000000 [ 1338.584094][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.584142][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.584164][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.584236][ T32] r5:00001000 r4:dfa99000 [ 1338.584272][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.584325][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.584369][ T32] r5:8501338c r4:85013000 [ 1338.584417][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.584505][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.584560][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.584608][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.584665][ T32] r4:847da880 [ 1338.584701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.584747][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.584804][ T32] r4:00000001 [ 1338.584857][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.584909][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.584937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.584964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.585003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.585032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.585072][ T32] r4:8497f8c0 [ 1338.585114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.585171][ T32] INFO: task kworker/0:623:5133 blocked for more than 465 seconds. [ 1338.585202][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.585243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.585266][ T32] task:kworker/0:623 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.585308][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.585347][ T32] Call trace: [ 1338.585446][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.585494][ T32] r10:829187f4 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:8565c800 [ 1338.585530][ T32] r4:8565c800 [ 1338.585570][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.585612][ T32] r5:8565c800 r4:829187f0 [ 1338.585631][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.585669][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.585742][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1338.585778][ T32] r4:00000000 [ 1338.585817][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.585861][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.585997][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.586081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562d300 [ 1338.586111][ T32] r4:00000000 [ 1338.586159][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.586206][ T32] r9:83018005 r8:8565c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1338.586237][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.586345][ T32] r5:00001000 r4:eb545000 [ 1338.586399][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.586443][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.586502][ T32] r5:855cb78c r4:855cb400 [ 1338.586538][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.586618][ T32] r7:dddced40 r6:83018000 r5:855cb78c r4:8560db80 [ 1338.586641][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.586685][ T32] r10:61c88647 r9:8565c800 r8:8560dbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.586705][ T32] r4:8560db80 [ 1338.586743][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.586819][ T32] r10:00000000 r9:8560db80 r8:8027ed34 r7:eb789e60 r6:8560dc00 r5:8565c800 [ 1338.586848][ T32] r4:00000001 [ 1338.586869][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.586902][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1338.586945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.587023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.587513][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.587891][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.587950][ T32] 1d20: bad4f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.587981][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.588003][ T32] 1d60: 80070013 ffffffff [ 1338.588025][ T32] r5:80070013 r4:80239bd0 [ 1338.588043][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.608788][ T32] r4:82ac11e4 [ 1338.608828][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.608921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.608962][ T32] r4:e0771dc0 [ 1338.609016][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.609065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.609088][ T32] r4:00000000 [ 1338.609108][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.609152][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.609173][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.609217][ T32] r5:00001000 r4:dfa99000 [ 1338.609237][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.609361][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.609431][ T32] r5:8501338c r4:85013000 [ 1338.609455][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.609501][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.609521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.609645][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.609674][ T32] r4:847da880 [ 1338.609693][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.609737][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.609759][ T32] r4:00000001 [ 1338.609778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.609869][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.609904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.609943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.609974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.610002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.610051][ T32] r4:8497f8c0 [ 1338.610084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.610113][ T32] INFO: task kworker/0:624:5135 blocked for more than 465 seconds. [ 1338.610145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.610171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.610220][ T32] task:kworker/0:624 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.610320][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.610434][ T32] Call trace: [ 1338.610592][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.610646][ T32] r10:829187f4 r9:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:8565d400 [ 1338.610669][ T32] r4:8565d400 [ 1338.610744][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.610789][ T32] r5:8565d400 r4:829187f0 [ 1338.610810][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.610854][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.610899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 [ 1338.610973][ T32] r4:00000000 [ 1338.611001][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.611040][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.611079][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.611126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562d480 [ 1338.611151][ T32] r4:00000000 [ 1338.611269][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.611321][ T32] r9:83018005 r8:8565d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1338.611379][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.611517][ T32] r5:00001000 r4:eb5a5000 [ 1338.611596][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.611667][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.611710][ T32] r5:855cbb8c r4:855cb800 [ 1338.611730][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.611772][ T32] r7:dddced40 r6:83018000 r5:855cbb8c r4:8560dc80 [ 1338.611791][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.611836][ T32] r10:61c88647 r9:8565d400 r8:8560dcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.611863][ T32] r4:8560dc80 [ 1338.611882][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.611923][ T32] r10:00000000 r9:8560dc80 r8:8027ed34 r7:eb795e60 r6:8560dd00 r5:8565d400 [ 1338.611947][ T32] r4:00000001 [ 1338.611965][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.612035][ T32] Exception stack(0xeb799fb0 to 0xeb799ff8) [ 1338.612066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.612095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.612121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.612148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.612272][ T32] r4:8562d180 [ 1338.612720][ T32] INFO: task kworker/0:624:5135 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.612755][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.613045][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.613096][ T32] Call trace: [ 1338.613126][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.613171][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.613195][ T32] r4:00000000 [ 1338.613215][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.613253][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.613282][ T32] 1d20: bb36f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.613309][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.613343][ T32] 1d60: 80070013 ffffffff [ 1338.613385][ T32] r5:80070013 r4:80239bd0 [ 1338.613671][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.613723][ T32] r4:82ac11e4 [ 1338.613925][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.614429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.614455][ T32] r4:e0771dc0 [ 1338.614476][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.614683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.614715][ T32] r4:00000000 [ 1338.614734][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.614780][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.614802][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.614842][ T32] r5:00001000 r4:dfa99000 [ 1338.614867][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.614904][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.614981][ T32] r5:8501338c r4:85013000 [ 1338.615003][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.615049][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.615088][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.615156][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.615181][ T32] r4:847da880 [ 1338.615201][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.615537][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.615570][ T32] r4:00000001 [ 1338.615590][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.615650][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.615705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.615737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.615763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.615790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.615827][ T32] r4:8497f8c0 [ 1338.615989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.616028][ T32] INFO: task kworker/0:625:5138 blocked for more than 465 seconds. [ 1338.616107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.616137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.616159][ T32] task:kworker/0:625 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.616498][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.616569][ T32] Call trace: [ 1338.616600][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.616644][ T32] r10:829187f4 r9:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:8565ec00 [ 1338.616665][ T32] r4:8565ec00 [ 1338.616684][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.616749][ T32] r5:8565ec00 r4:829187f0 [ 1338.617048][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.617093][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.617138][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 1338.617219][ T32] r4:00000000 [ 1338.617284][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.617325][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.617401][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.617505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562d5c0 [ 1338.617697][ T32] r4:00000000 [ 1338.617876][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.617989][ T32] r9:83018005 r8:8565ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1338.618202][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.648960][ T32] r5:00001000 r4:eb5d5000 [ 1338.649002][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.649064][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.649108][ T32] r5:855cbf8c r4:855cbc00 [ 1338.649128][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.649174][ T32] r7:dddced40 r6:83018000 r5:855cbf8c r4:8560dd80 [ 1338.649225][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.649440][ T32] r10:61c88647 r9:8565ec00 r8:8560ddac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.649579][ T32] r4:8560dd80 [ 1338.649781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.649992][ T32] r10:00000000 r9:8560dd80 r8:8027ed34 r7:eb799e60 r6:8560de00 r5:8565ec00 [ 1338.650062][ T32] r4:00000001 [ 1338.650218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.650271][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1338.650867][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.651342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.651411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.651444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.651466][ T32] r4:8562d440 [ 1338.651995][ T32] INFO: task kworker/0:625:5138 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.652325][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.652397][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.652484][ T32] Call trace: [ 1338.652517][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.652572][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.652867][ T32] r4:00000000 [ 1338.652893][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.653129][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.653163][ T32] 1d20: bb7c1000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.653466][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.653711][ T32] 1d60: 80070013 ffffffff [ 1338.653745][ T32] r5:80070013 r4:80239bd0 [ 1338.653829][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.654525][ T32] r4:82ac11e4 [ 1338.654549][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.656117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.656443][ T32] r4:e0771dc0 [ 1338.656475][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.656879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.656908][ T32] r4:00000000 [ 1338.656929][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.657552][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.657578][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.657982][ T32] r5:00001000 r4:dfa99000 [ 1338.658132][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.688613][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.688728][ T32] r5:8501338c r4:85013000 [ 1338.688757][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.688932][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.688966][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.689013][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.689036][ T32] r4:847da880 [ 1338.689507][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.689556][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.689579][ T32] r4:00000001 [ 1338.689653][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.689693][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.689755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.689788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.689814][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.689841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.689891][ T32] r4:8497f8c0 [ 1338.690416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.690463][ T32] INFO: task kworker/0:626:5139 blocked for more than 465 seconds. [ 1338.690498][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.690523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.690545][ T32] task:kworker/0:626 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.690598][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.690675][ T32] Call trace: [ 1338.690707][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.690786][ T32] r10:829187f4 r9:eb7a9d84 r8:00000002 r7:60000113 r6:eb7a9d8c r5:854d1800 [ 1338.690829][ T32] r4:854d1800 [ 1338.690857][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.690898][ T32] r5:854d1800 r4:829187f0 [ 1338.690918][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.690995][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.691041][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 [ 1338.691077][ T32] r4:00000000 [ 1338.691108][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.691148][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.691187][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.691229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562d800 [ 1338.691256][ T32] r4:00000000 [ 1338.691277][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.691323][ T32] r9:83018005 r8:854d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1338.691365][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.691491][ T32] r5:00001000 r4:eb7ab000 [ 1338.691516][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.691555][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.691595][ T32] r5:855cc38c r4:855cc000 [ 1338.691615][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.691657][ T32] r7:dddced40 r6:83018000 r5:855cc38c r4:8560de80 [ 1338.691677][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.691869][ T32] r10:61c88647 r9:854d1800 r8:8560deac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.691895][ T32] r4:8560de80 [ 1338.691939][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.691987][ T32] r10:00000000 r9:8560de80 r8:8027ed34 r7:eb74de60 r6:855dcb80 r5:854d1800 [ 1338.692009][ T32] r4:00000001 [ 1338.692081][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.692120][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 1338.692146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.692174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.692199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.692932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.692981][ T32] r4:8562d440 [ 1338.694194][ T32] INFO: task kworker/0:626:5139 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.694233][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.694291][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.694386][ T32] Call trace: [ 1338.694421][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.694479][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.694514][ T32] r4:00000000 [ 1338.694628][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.694683][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.694715][ T32] 1d20: bbd6d000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.694759][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.694789][ T32] 1d60: 80070013 ffffffff [ 1338.694811][ T32] r5:80070013 r4:80239bd0 [ 1338.694832][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.694878][ T32] r4:82ac11e4 [ 1338.694898][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.694969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.695002][ T32] r4:e0771dc0 [ 1338.695072][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.695126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.695165][ T32] r4:00000000 [ 1338.695214][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.695261][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.695283][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.695382][ T32] r5:00001000 r4:dfa99000 [ 1338.695404][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.695444][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.695483][ T32] r5:8501338c r4:85013000 [ 1338.695502][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.695548][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.695568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.695611][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.695632][ T32] r4:847da880 [ 1338.695651][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.695693][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.695714][ T32] r4:00000001 [ 1338.695742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.695776][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.695802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.695853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.695933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.696035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.696093][ T32] r4:8497f8c0 [ 1338.696136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.696165][ T32] INFO: task kworker/0:627:5142 blocked for more than 465 seconds. [ 1338.696194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.696257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.696281][ T32] task:kworker/0:627 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.696359][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.696428][ T32] Call trace: [ 1338.696463][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.696508][ T32] r10:829187f4 r9:eb7c5d84 r8:00000002 r7:60000013 r6:eb7c5d8c r5:854d3c00 [ 1338.696531][ T32] r4:854d3c00 [ 1338.696580][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.696653][ T32] r5:854d3c00 r4:829187f0 [ 1338.696678][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.696763][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.696833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 [ 1338.696919][ T32] r4:00000000 [ 1338.696941][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.696979][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.697015][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.697054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562d8c0 [ 1338.697076][ T32] r4:00000000 [ 1338.697096][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.697137][ T32] r9:83018005 r8:854d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1338.697159][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.697199][ T32] r5:00001000 r4:eb7b7000 [ 1338.697228][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.697313][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.697357][ T32] r5:855cc78c r4:855cc400 [ 1338.697376][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.697420][ T32] r7:dddced40 r6:83018000 r5:855cc78c r4:8560df00 [ 1338.697495][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.697543][ T32] r10:61c88647 r9:854d3c00 r8:8560df2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.697592][ T32] r4:8560df00 [ 1338.697644][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.697715][ T32] r10:00000000 r9:8560df00 r8:8027ed34 r7:eb7a9e60 r6:855dcc00 r5:854d3c00 [ 1338.697756][ T32] r4:00000001 [ 1338.697795][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.697835][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1338.697887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.697919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.697944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.697973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.697994][ T32] r4:8562d680 [ 1338.718952][ T32] INFO: task kworker/0:627:5142 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.719244][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.719325][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.719470][ T32] Call trace: [ 1338.719548][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.719610][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.719634][ T32] r4:00000000 [ 1338.719655][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.719695][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.719734][ T32] 1d20: bc042000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.719765][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.719788][ T32] 1d60: 80070013 ffffffff [ 1338.719811][ T32] r5:80070013 r4:80239bd0 [ 1338.719830][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.720371][ T32] r4:82ac11e4 [ 1338.720452][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.720500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.720540][ T32] r4:e0771dc0 [ 1338.720563][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.720675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.720804][ T32] r4:00000000 [ 1338.720859][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.720911][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.720934][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.721034][ T32] r5:00001000 r4:dfa99000 [ 1338.721058][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.721098][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.721138][ T32] r5:8501338c r4:85013000 [ 1338.721216][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.721266][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.721404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.721529][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.721555][ T32] r4:847da880 [ 1338.721662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.721711][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.721744][ T32] r4:00000001 [ 1338.721850][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.721889][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.721934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.721964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.721992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.722047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.722072][ T32] r4:8497f8c0 [ 1338.722093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.722122][ T32] INFO: task kworker/0:628:5143 blocked for more than 465 seconds. [ 1338.722154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.722178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.722383][ T32] task:kworker/0:628 state:D stack:0 pid:5143 tgid:5143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.722434][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.722576][ T32] Call trace: [ 1338.722675][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.723145][ T32] r10:829187f4 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:854d0000 [ 1338.723178][ T32] r4:854d0000 [ 1338.723696][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.723752][ T32] r5:854d0000 r4:829187f0 [ 1338.723773][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.723930][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.723981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1338.724002][ T32] r4:00000000 [ 1338.724020][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.724056][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.724089][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.724158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85627bc0 [ 1338.724182][ T32] r4:00000000 [ 1338.724201][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.724463][ T32] r9:83018005 r8:854d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1338.724488][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.724542][ T32] r5:00001000 r4:dfad7000 [ 1338.724576][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.724618][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.724695][ T32] r5:855cd38c r4:855cd000 [ 1338.724914][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.724984][ T32] r7:dddced40 r6:83018000 r5:855cd38c r4:8560df80 [ 1338.725007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.725051][ T32] r10:61c88647 r9:854d0000 r8:8560dfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.725071][ T32] r4:8560df80 [ 1338.725121][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.725167][ T32] r10:00000000 r9:8560df80 r8:8027ed34 r7:eb7c5e60 r6:855dcc80 r5:854d0000 [ 1338.725188][ T32] r4:00000001 [ 1338.725354][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.725393][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1338.725418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.725446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.725559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.725600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.725625][ T32] r4:8562d900 [ 1338.725932][ T32] INFO: task kworker/0:628:5143 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.725988][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.726242][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.726329][ T32] Call trace: [ 1338.726499][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.726553][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.726577][ T32] r4:00000000 [ 1338.726599][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.726638][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.726667][ T32] 1d20: bc042000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.726727][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.726782][ T32] 1d60: 80070013 ffffffff [ 1338.726839][ T32] r5:80070013 r4:80239bd0 [ 1338.726899][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.727017][ T32] r4:82ac11e4 [ 1338.727042][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.727084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.727143][ T32] r4:e0771dc0 [ 1338.727167][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.727210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.727231][ T32] r4:00000000 [ 1338.727261][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.727309][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.727353][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.727429][ T32] r5:00001000 r4:dfa99000 [ 1338.727463][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.727504][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.727581][ T32] r5:8501338c r4:85013000 [ 1338.727605][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.727650][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.727670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.727713][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.727795][ T32] r4:847da880 [ 1338.727818][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.727869][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.727891][ T32] r4:00000001 [ 1338.727910][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.727966][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.728026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.728102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.728140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.728167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.758721][ T32] r4:8497f8c0 [ 1338.758767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.758800][ T32] INFO: task kworker/0:629:5144 blocked for more than 465 seconds. [ 1338.758835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.758866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.758888][ T32] task:kworker/0:629 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.758999][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.759062][ T32] Call trace: [ 1338.759116][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.759170][ T32] r10:829187f4 r9:eb7a1d84 r8:00000002 r7:60000113 r6:eb7a1d8c r5:8565e000 [ 1338.759193][ T32] r4:8565e000 [ 1338.759222][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.759292][ T32] r5:8565e000 r4:829187f0 [ 1338.759339][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.759382][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.759426][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1338.759448][ T32] r4:00000000 [ 1338.759466][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.759502][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.759539][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.759603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562d9c0 [ 1338.759651][ T32] r4:00000000 [ 1338.759686][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.759758][ T32] r9:83018005 r8:8565e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1338.759783][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.759840][ T32] r5:00001000 r4:eb7c7000 [ 1338.759902][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.759946][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.760006][ T32] r5:855ccb8c r4:855cc800 [ 1338.760030][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.760139][ T32] r7:dddced40 r6:83018000 r5:855ccb8c r4:85631000 [ 1338.760165][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.760231][ T32] r10:61c88647 r9:8565e000 r8:8563102c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.760258][ T32] r4:85631000 [ 1338.760307][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.760389][ T32] r10:00000000 r9:85631000 r8:8027ed34 r7:eb7d1e60 r6:85631080 r5:8565e000 [ 1338.760417][ T32] r4:00000001 [ 1338.760438][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.760474][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1338.760501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.760529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.760575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.760606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.760627][ T32] r4:8562d900 [ 1338.761106][ T32] INFO: task kworker/0:629:5144 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.761143][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.761310][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.761410][ T32] Call trace: [ 1338.761484][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.761567][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.761626][ T32] r4:00000000 [ 1338.761672][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.761716][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.761771][ T32] 1d20: bca09000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.761853][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.761882][ T32] 1d60: 80070013 ffffffff [ 1338.761907][ T32] r5:80070013 r4:80239bd0 [ 1338.761926][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.761965][ T32] r4:82ac11e4 [ 1338.761984][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.762024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.762045][ T32] r4:e0771dc0 [ 1338.762064][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.762107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.762142][ T32] r4:00000000 [ 1338.762163][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.762208][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.762229][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.762270][ T32] r5:00001000 r4:dfa99000 [ 1338.762288][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.762350][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.762403][ T32] r5:8501338c r4:85013000 [ 1338.762425][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.762471][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.762513][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.762560][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.762594][ T32] r4:847da880 [ 1338.762622][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.762679][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.762706][ T32] r4:00000001 [ 1338.762725][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.762759][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.762785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.762811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.762861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.762922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.762993][ T32] r4:8497f8c0 [ 1338.763040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.763068][ T32] INFO: task kworker/0:630:5147 blocked for more than 465 seconds. [ 1338.763096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.763119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.763139][ T32] task:kworker/0:630 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.763217][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.763274][ T32] Call trace: [ 1338.763306][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.763368][ T32] r10:829187f4 r9:eb7c1d84 r8:00000002 r7:60000013 r6:eb7c1d8c r5:8565b000 [ 1338.763408][ T32] r4:8565b000 [ 1338.763439][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.763482][ T32] r5:8565b000 r4:829187f0 [ 1338.763511][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.763553][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.763618][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 1338.763643][ T32] r4:00000000 [ 1338.763663][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.763721][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.763761][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.763801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562db80 [ 1338.763823][ T32] r4:00000000 [ 1338.763842][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.763902][ T32] r9:83018005 r8:8565b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1338.763949][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.763993][ T32] r5:00001000 r4:eb7d7000 [ 1338.764012][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.764060][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.764106][ T32] r5:855ccf8c r4:855ccc00 [ 1338.764137][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.764183][ T32] r7:dddced40 r6:83018000 r5:855ccf8c r4:85631100 [ 1338.764203][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.764269][ T32] r10:61c88647 r9:8565b000 r8:8563112c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.764314][ T32] r4:85631100 [ 1338.764351][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.764406][ T32] r10:00000000 r9:85631100 r8:8027ed34 r7:eb7d1e60 r6:85631180 r5:8565b000 [ 1338.764430][ T32] r4:00000001 [ 1338.764448][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.764481][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1338.764507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.764556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.764585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.764613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.764663][ T32] r4:8562dcc0 [ 1338.764960][ T32] INFO: task kworker/0:630:5147 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.764994][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.765074][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.765119][ T32] Call trace: [ 1338.765146][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.765212][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.765245][ T32] r4:00000000 [ 1338.765268][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.765307][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.765336][ T32] 1d20: bca09000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.765365][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.765387][ T32] 1d60: 80070013 ffffffff [ 1338.765408][ T32] r5:80070013 r4:80239bd0 [ 1338.765426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.765463][ T32] r4:82ac11e4 [ 1338.765503][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.765547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.765587][ T32] r4:e0771dc0 [ 1338.765608][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.765651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.765683][ T32] r4:00000000 [ 1338.765727][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.765775][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.765796][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.765860][ T32] r5:00001000 r4:dfa99000 [ 1338.765883][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.765959][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.766039][ T32] r5:8501338c r4:85013000 [ 1338.766062][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.766111][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.766132][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.766187][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.766234][ T32] r4:847da880 [ 1338.766274][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.766356][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.766390][ T32] r4:00000001 [ 1338.766421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.766458][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.766483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.766510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.766534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.766562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.766593][ T32] r4:8497f8c0 [ 1338.766616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.766661][ T32] INFO: task kworker/0:631:5149 blocked for more than 465 seconds. [ 1338.766691][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.766714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.766733][ T32] task:kworker/0:631 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.766774][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.766837][ T32] Call trace: [ 1338.766901][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.766976][ T32] r10:829187f4 r9:eb7d5d84 r8:00000002 r7:60000113 r6:eb7d5d8c r5:85660000 [ 1338.767002][ T32] r4:85660000 [ 1338.767021][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.767062][ T32] r5:85660000 r4:829187f0 [ 1338.767104][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.767156][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.767215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 [ 1338.767243][ T32] r4:00000000 [ 1338.767262][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.767322][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.767360][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.767400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562de80 [ 1338.767423][ T32] r4:00000000 [ 1338.767441][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.767482][ T32] r9:83018005 r8:85660000 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1338.767504][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.767543][ T32] r5:00001000 r4:dfa57000 [ 1338.767561][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.767598][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.767638][ T32] r5:855cd78c r4:855cd400 [ 1338.767656][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.767697][ T32] r7:dddced40 r6:83018000 r5:855cd78c r4:85631200 [ 1338.767742][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.767790][ T32] r10:61c88647 r9:85660000 r8:8563122c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.767811][ T32] r4:85631200 [ 1338.767829][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.767879][ T32] r10:00000000 r9:85631200 r8:8027ed34 r7:eb7d1e60 r6:85631280 r5:85660000 [ 1338.767901][ T32] r4:00000001 [ 1338.767919][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.767951][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) [ 1338.767976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.768037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.768075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.768166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.788690][ T32] r4:8562db40 [ 1338.789186][ T32] INFO: task kworker/0:631:5149 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.789227][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.789296][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.789357][ T32] Call trace: [ 1338.789410][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.789500][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.789540][ T32] r4:00000000 [ 1338.789586][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.789650][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.789683][ T32] 1d20: bcc17000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.789712][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.789757][ T32] 1d60: 80070013 ffffffff [ 1338.789793][ T32] r5:80070013 r4:80239bd0 [ 1338.789816][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.789864][ T32] r4:82ac11e4 [ 1338.789884][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.789949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.789975][ T32] r4:e0771dc0 [ 1338.789994][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.790057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.790081][ T32] r4:00000000 [ 1338.790104][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.790170][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.790195][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.790237][ T32] r5:00001000 r4:dfa99000 [ 1338.790283][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.790330][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.790394][ T32] r5:8501338c r4:85013000 [ 1338.790418][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.790464][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.790484][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.790528][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.790553][ T32] r4:847da880 [ 1338.790573][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.790618][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.790688][ T32] r4:00000001 [ 1338.790712][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.790747][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.790773][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.790799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.790826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.790857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.790893][ T32] r4:8497f8c0 [ 1338.790916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.790978][ T32] INFO: task kworker/0:632:5155 blocked for more than 465 seconds. [ 1338.791039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.791090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.791118][ T32] task:kworker/0:632 state:D stack:0 pid:5155 tgid:5155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.791186][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.791253][ T32] Call trace: [ 1338.791315][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.791399][ T32] r10:829187f4 r9:eb7edd84 r8:00000002 r7:60000113 r6:eb7edd8c r5:85660c00 [ 1338.791442][ T32] r4:85660c00 [ 1338.791464][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.791504][ T32] r5:85660c00 r4:829187f0 [ 1338.791523][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.791561][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.791627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1338.791652][ T32] r4:00000000 [ 1338.791671][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.791707][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.791744][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.791783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562dfc0 [ 1338.791806][ T32] r4:00000000 [ 1338.791824][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.791873][ T32] r9:83018005 r8:85660c00 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1338.791905][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.791997][ T32] r5:00001000 r4:dfb53000 [ 1338.792020][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.792059][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.792101][ T32] r5:855cdb8c r4:855cd800 [ 1338.792120][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.792161][ T32] r7:dddced40 r6:83018000 r5:855cdb8c r4:85631300 [ 1338.792215][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.792284][ T32] r10:61c88647 r9:85660c00 r8:8563132c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.792322][ T32] r4:85631300 [ 1338.792344][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.792386][ T32] r10:00000000 r9:85631300 r8:8027ed34 r7:eb7d5e60 r6:85631380 r5:85660c00 [ 1338.792407][ T32] r4:00000001 [ 1338.792426][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.792467][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1338.792496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.792523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.792557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.792608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.792636][ T32] r4:8562df80 [ 1338.792915][ T32] INFO: task kworker/0:632:5155 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.792948][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.793029][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.793118][ T32] Call trace: [ 1338.793197][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.793247][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.793270][ T32] r4:00000000 [ 1338.793339][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.793385][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.793436][ T32] 1d20: bcc17000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.793491][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.793525][ T32] 1d60: 80070013 ffffffff [ 1338.793592][ T32] r5:80070013 r4:80239bd0 [ 1338.793637][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.793679][ T32] r4:82ac11e4 [ 1338.793740][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.793785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.793807][ T32] r4:e0771dc0 [ 1338.793825][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.793875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.793898][ T32] r4:00000000 [ 1338.793939][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.794013][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.794038][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.794080][ T32] r5:00001000 r4:dfa99000 [ 1338.794125][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.794178][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.794246][ T32] r5:8501338c r4:85013000 [ 1338.794276][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.794324][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.794373][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.794443][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.794467][ T32] r4:847da880 [ 1338.794487][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.794531][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.794573][ T32] r4:00000001 [ 1338.794596][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.794631][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.794656][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.794704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.794734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.794782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.794807][ T32] r4:8497f8c0 [ 1338.794825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.794880][ T32] INFO: task kworker/0:633:5156 blocked for more than 465 seconds. [ 1338.794921][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.794992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.795045][ T32] task:kworker/0:633 state:D stack:0 pid:5156 tgid:5156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.795094][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.795151][ T32] Call trace: [ 1338.795207][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.795253][ T32] r10:829187f4 r9:eb79dd84 r8:00000002 r7:60000113 r6:eb79dd8c r5:85661800 [ 1338.795277][ T32] r4:85661800 [ 1338.795296][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.795335][ T32] r5:85661800 r4:829187f0 [ 1338.795354][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.795411][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.795471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1338.795495][ T32] r4:00000000 [ 1338.795514][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.795550][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.795583][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.795624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616d00 [ 1338.795645][ T32] r4:00000000 [ 1338.795684][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.795730][ T32] r9:83018005 r8:85661800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1338.795752][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.795791][ T32] r5:00001000 r4:e0043000 [ 1338.795837][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.795884][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.795960][ T32] r5:855cdf8c r4:855cdc00 [ 1338.795997][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.796062][ T32] r7:dddced40 r6:83018000 r5:855cdf8c r4:85631400 [ 1338.796086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.796135][ T32] r10:61c88647 r9:85661800 r8:8563142c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.796209][ T32] r4:85631400 [ 1338.796331][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.796420][ T32] r10:00000000 r9:85631400 r8:8027ed34 r7:eb7ede60 r6:85631480 r5:85661800 [ 1338.796457][ T32] r4:00000001 [ 1338.796507][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.796546][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1338.796602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.796634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.796659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.796699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.796739][ T32] r4:8562df80 [ 1338.797008][ T32] INFO: task kworker/0:633:5156 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.797042][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.797160][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.797209][ T32] Call trace: [ 1338.797237][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.797282][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.797306][ T32] r4:00000000 [ 1338.797325][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.797362][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.797403][ T32] 1d20: bcc17000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.797472][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.797498][ T32] 1d60: 80070013 ffffffff [ 1338.797556][ T32] r5:80070013 r4:80239bd0 [ 1338.797590][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.797634][ T32] r4:82ac11e4 [ 1338.797653][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.797693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.797744][ T32] r4:e0771dc0 [ 1338.797779][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.797822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.797866][ T32] r4:00000000 [ 1338.797919][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.797967][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.798029][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.798117][ T32] r5:00001000 r4:dfa99000 [ 1338.819723][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.819829][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.819886][ T32] r5:8501338c r4:85013000 [ 1338.819908][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.819982][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.820007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.820054][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.820107][ T32] r4:847da880 [ 1338.820130][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.820187][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.820215][ T32] r4:00000001 [ 1338.820236][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.820272][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.820330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.820362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.820389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.820431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.820469][ T32] r4:8497f8c0 [ 1338.820525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.820583][ T32] INFO: task kworker/0:634:5157 blocked for more than 465 seconds. [ 1338.820653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.820681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.820703][ T32] task:kworker/0:634 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.820754][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.820825][ T32] Call trace: [ 1338.820880][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.820930][ T32] r10:829187f4 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:85662400 [ 1338.820983][ T32] r4:85662400 [ 1338.821006][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.821047][ T32] r5:85662400 r4:829187f0 [ 1338.821066][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.821135][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.821184][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1338.821236][ T32] r4:00000000 [ 1338.821257][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.821298][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.821412][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.821472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85615300 [ 1338.821521][ T32] r4:00000000 [ 1338.821545][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.821591][ T32] r9:83018005 r8:85662400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1338.821642][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.821688][ T32] r5:00001000 r4:e06e1000 [ 1338.821707][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.821744][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.821805][ T32] r5:855ce38c r4:855ce000 [ 1338.821828][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.821879][ T32] r7:dddced40 r6:83018000 r5:855ce38c r4:85631500 [ 1338.821920][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.821998][ T32] r10:61c88647 r9:85662400 r8:8563152c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.822022][ T32] r4:85631500 [ 1338.822055][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.822130][ T32] r10:00000000 r9:85631500 r8:8027ed34 r7:eb79de60 r6:85631580 r5:85662400 [ 1338.822167][ T32] r4:00000001 [ 1338.822188][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.822221][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 1338.822247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.822273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.822312][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.822343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.822364][ T32] r4:85615d00 [ 1338.822809][ T32] INFO: task kworker/0:634:5157 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.822843][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.822987][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.823068][ T32] Call trace: [ 1338.823116][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.823166][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.823188][ T32] r4:00000000 [ 1338.823207][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.823244][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.823272][ T32] 1d20: bd033000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.823299][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.823321][ T32] 1d60: 80070013 ffffffff [ 1338.823343][ T32] r5:80070013 r4:80239bd0 [ 1338.823362][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.823401][ T32] r4:82ac11e4 [ 1338.823419][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.823494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.823547][ T32] r4:e0771dc0 [ 1338.823589][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.823662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.823715][ T32] r4:00000000 [ 1338.823739][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.823784][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.823838][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.823888][ T32] r5:00001000 r4:dfa99000 [ 1338.823907][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.823944][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.824000][ T32] r5:8501338c r4:85013000 [ 1338.824034][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.824082][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.824102][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.824145][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.824199][ T32] r4:847da880 [ 1338.824224][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.824269][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.824323][ T32] r4:00000001 [ 1338.824348][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.824418][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.824446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.824507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.824563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.824615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.824640][ T32] r4:8497f8c0 [ 1338.824658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.824683][ T32] INFO: task kworker/0:635:5158 blocked for more than 465 seconds. [ 1338.824742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.824768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.824819][ T32] task:kworker/0:635 state:D stack:0 pid:5158 tgid:5158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.824905][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.824945][ T32] Call trace: [ 1338.824974][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.825017][ T32] r10:829187f4 r9:eb699d84 r8:00000002 r7:60000113 r6:eb699d8c r5:85663000 [ 1338.825072][ T32] r4:85663000 [ 1338.825108][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.825152][ T32] r5:85663000 r4:829187f0 [ 1338.825173][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.825213][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.825257][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1338.825311][ T32] r4:00000000 [ 1338.825335][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.825373][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.825408][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.825448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85627e80 [ 1338.825491][ T32] r4:00000000 [ 1338.825512][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.825584][ T32] r9:83018005 r8:85663000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1338.825608][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.825649][ T32] r5:00001000 r4:ea9ad000 [ 1338.825667][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.825704][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.825743][ T32] r5:855cef8c r4:855cec00 [ 1338.825794][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.825840][ T32] r7:dddced40 r6:83018000 r5:855cef8c r4:85631600 [ 1338.825885][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.825973][ T32] r10:61c88647 r9:85663000 r8:8563162c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.826012][ T32] r4:85631600 [ 1338.826031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.826103][ T32] r10:00000000 r9:85631600 r8:8027ed34 r7:eb689e60 r6:85631680 r5:85663000 [ 1338.826130][ T32] r4:00000001 [ 1338.826175][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.826224][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1338.826307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.826342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.826370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.826419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.826522][ T32] r4:85615d00 [ 1338.826953][ T32] INFO: task kworker/0:635:5158 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.827010][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.827108][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.827169][ T32] Call trace: [ 1338.827239][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.827298][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.827326][ T32] r4:00000000 [ 1338.827387][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.827434][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.827469][ T32] 1d20: bd033000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.827503][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.827554][ T32] 1d60: 80070013 ffffffff [ 1338.827583][ T32] r5:80070013 r4:80239bd0 [ 1338.827638][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.827741][ T32] r4:82ac11e4 [ 1338.827795][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.827849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.827874][ T32] r4:e0771dc0 [ 1338.827915][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.827960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.827984][ T32] r4:00000000 [ 1338.828002][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.828091][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.850265][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.850429][ T32] r5:00001000 r4:dfa99000 [ 1338.850951][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.851097][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.851202][ T32] r5:8501338c r4:85013000 [ 1338.851265][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.851494][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.851554][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.851729][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.852310][ T32] r4:847da880 [ 1338.852436][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.852540][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.852571][ T32] r4:00000001 [ 1338.852608][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.852704][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.852751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.852786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.852817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.852883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.852911][ T32] r4:8497f8c0 [ 1338.852961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.853031][ T32] INFO: task kworker/1:381:5161 blocked for more than 465 seconds. [ 1338.853102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.853157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.853206][ T32] task:kworker/1:381 state:D stack:0 pid:5161 tgid:5161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.853317][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.853456][ T32] Call trace: [ 1338.853534][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.853646][ T32] r10:829187f4 r9:eb69dd84 r8:00000002 r7:60000113 r6:eb69dd8c r5:85663c00 [ 1338.853699][ T32] r4:85663c00 [ 1338.853746][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.853830][ T32] r5:85663c00 r4:829187f0 [ 1338.853921][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.854002][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.854094][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 1338.854123][ T32] r4:00000000 [ 1338.854142][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.854181][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.854236][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.854341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647500 [ 1338.854378][ T32] r4:00000000 [ 1338.854420][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.854477][ T32] r9:83018205 r8:85663c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1338.854502][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.854576][ T32] r5:00001000 r4:ead49000 [ 1338.854619][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.854666][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.854777][ T32] r5:8542538c r4:85425000 [ 1338.854818][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.854892][ T32] r7:ddde2d40 r6:83018200 r5:8542538c r4:855dcd00 [ 1338.854959][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.855029][ T32] r10:61c88647 r9:85663c00 r8:855dcd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.855051][ T32] r4:855dcd00 [ 1338.855094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.855151][ T32] r10:00000000 r9:855dcd00 r8:8027ed34 r7:eb3c5e60 r6:85631700 r5:85663c00 [ 1338.855177][ T32] r4:00000001 [ 1338.855244][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.855286][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 1338.855321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.855384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.855442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.855497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.855540][ T32] r4:85647440 [ 1338.856734][ T32] INFO: task kworker/1:381:5161 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.856811][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.857355][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.857455][ T32] Call trace: [ 1338.857522][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.857622][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.857676][ T32] r4:00000000 [ 1338.857721][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.857801][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.857869][ T32] 1d20: bd5e8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.857953][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.858039][ T32] 1d60: 80070013 ffffffff [ 1338.858067][ T32] r5:80070013 r4:80239bd0 [ 1338.858143][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.881397][ T32] r4:82ac11e4 [ 1338.881628][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.881785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.881863][ T32] r4:e0771dc0 [ 1338.881937][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.882038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.882106][ T32] r4:00000000 [ 1338.882137][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.882231][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.882357][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.882418][ T32] r5:00001000 r4:dfa99000 [ 1338.882445][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.882514][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.882950][ T32] r5:8501338c r4:85013000 [ 1338.882989][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.883040][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.883061][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.883105][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.883127][ T32] r4:847da880 [ 1338.883147][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.883214][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.883240][ T32] r4:00000001 [ 1338.883261][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.883298][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.883331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.883383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.883414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.883872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.884001][ T32] r4:8497f8c0 [ 1338.884032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.884629][ T32] INFO: task kworker/1:382:5164 blocked for more than 465 seconds. [ 1338.884668][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.884694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.884716][ T32] task:kworker/1:382 state:D stack:0 pid:5164 tgid:5164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.885566][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.886049][ T32] Call trace: [ 1338.886084][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.886134][ T32] r10:829187f4 r9:eb68dd84 r8:00000002 r7:60000113 r6:eb68dd8c r5:85664800 [ 1338.886156][ T32] r4:85664800 [ 1338.886312][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.886356][ T32] r5:85664800 r4:829187f0 [ 1338.886414][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.886589][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.886638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1338.886864][ T32] r4:00000000 [ 1338.886892][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.887652][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.887707][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.887765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647b40 [ 1338.887791][ T32] r4:00000000 [ 1338.887856][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.887911][ T32] r9:83018205 r8:85664800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1338.888096][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.910268][ T32] r5:00001000 r4:eb0cf000 [ 1338.910326][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.910398][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.910488][ T32] r5:8542678c r4:85426400 [ 1338.910515][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.910600][ T32] r7:ddde2d40 r6:83018200 r5:8542678c r4:855dcd80 [ 1338.910656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.910715][ T32] r10:61c88647 r9:85664800 r8:855dcdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.910774][ T32] r4:855dcd80 [ 1338.910799][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.910947][ T32] r10:00000000 r9:855dcd80 r8:8027ed34 r7:eb3c5e60 r6:85631780 r5:85664800 [ 1338.911002][ T32] r4:00000001 [ 1338.911047][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.911095][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1338.911157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.911211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.911271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.911307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.911355][ T32] r4:85647440 [ 1338.911863][ T32] INFO: task kworker/1:382:5164 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.911931][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.912069][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.912155][ T32] Call trace: [ 1338.912190][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.912242][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.912286][ T32] r4:00000000 [ 1338.912312][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.912380][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.912413][ T32] 1d20: be577000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.912441][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.912464][ T32] 1d60: 80070013 ffffffff [ 1338.912486][ T32] r5:80070013 r4:80239bd0 [ 1338.912509][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.912576][ T32] r4:82ac11e4 [ 1338.912598][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.912642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.912665][ T32] r4:e0771dc0 [ 1338.912714][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.912767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.912790][ T32] r4:00000000 [ 1338.912876][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.912941][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.912981][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.913041][ T32] r5:00001000 r4:dfa99000 [ 1338.913063][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.913102][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.913149][ T32] r5:8501338c r4:85013000 [ 1338.913168][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.913212][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.913232][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.913307][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.913345][ T32] r4:847da880 [ 1338.913368][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.913450][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.913507][ T32] r4:00000001 [ 1338.913529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.913564][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.913591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.913618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.913669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.913699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.913730][ T32] r4:8497f8c0 [ 1338.913785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.913818][ T32] INFO: task kworker/1:383:5165 blocked for more than 465 seconds. [ 1338.913857][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.913884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.913905][ T32] task:kworker/1:383 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.913949][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.914024][ T32] Call trace: [ 1338.914054][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.914098][ T32] r10:829187f4 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:85665400 [ 1338.914154][ T32] r4:85665400 [ 1338.914176][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.914248][ T32] r5:85665400 r4:829187f0 [ 1338.914270][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.914309][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.914353][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1338.914374][ T32] r4:00000000 [ 1338.914393][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.914445][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.914482][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.914522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647800 [ 1338.914570][ T32] r4:00000000 [ 1338.914591][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.914665][ T32] r9:83018205 r8:85665400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.914689][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.914739][ T32] r5:00001000 r4:eadf7000 [ 1338.914780][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.914826][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.914879][ T32] r5:85425b8c r4:85425800 [ 1338.914898][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.914953][ T32] r7:ddde2d40 r6:83018200 r5:85425b8c r4:855dce00 [ 1338.914973][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.915016][ T32] r10:61c88647 r9:85665400 r8:855dce2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.915130][ T32] r4:855dce00 [ 1338.915152][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.915194][ T32] r10:00000000 r9:855dce00 r8:8027ed34 r7:eb68de60 r6:85631800 r5:85665400 [ 1338.915215][ T32] r4:00000001 [ 1338.915233][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.915277][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1338.915308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.915337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.915363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.915390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.915410][ T32] r4:85647440 [ 1338.915756][ T32] INFO: task kworker/1:383:5165 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.915792][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.915864][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.915909][ T32] Call trace: [ 1338.916004][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.916054][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.916079][ T32] r4:00000000 [ 1338.916099][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.916137][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.916165][ T32] 1d20: be577000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.916231][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.916279][ T32] 1d60: 80070013 ffffffff [ 1338.916305][ T32] r5:80070013 r4:80239bd0 [ 1338.916324][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.916363][ T32] r4:82ac11e4 [ 1338.916382][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.916422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.916456][ T32] r4:e0771dc0 [ 1338.916508][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.916595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.916648][ T32] r4:00000000 [ 1338.916692][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.916804][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.916865][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.916955][ T32] r5:00001000 r4:dfa99000 [ 1338.916996][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.917077][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.917166][ T32] r5:8501338c r4:85013000 [ 1338.917213][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.917306][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.917356][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.917449][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.917525][ T32] r4:847da880 [ 1338.917576][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.917687][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.917770][ T32] r4:00000001 [ 1338.917821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.917912][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.917977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.918074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.946453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.946611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.946656][ T32] r4:8497f8c0 [ 1338.946736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.947841][ T32] INFO: task kworker/0:636:5166 blocked for more than 465 seconds. [ 1338.947921][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.947968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.948007][ T32] task:kworker/0:636 state:D stack:0 pid:5166 tgid:5166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.952300][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.952455][ T32] Call trace: [ 1338.952612][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.952740][ T32] r10:829187f4 r9:eb6add84 r8:00000002 r7:60000113 r6:eb6add8c r5:85666000 [ 1338.952794][ T32] r4:85666000 [ 1338.952838][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.953178][ T32] r5:85666000 r4:829187f0 [ 1338.953204][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.953596][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.953687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 1338.953747][ T32] r4:00000000 [ 1338.953786][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.953897][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.953993][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.954099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85627d40 [ 1338.954396][ T32] r4:00000000 [ 1338.954423][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.954506][ T32] r9:83018005 r8:85666000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1338.954539][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.954583][ T32] r5:00001000 r4:dfdc3000 [ 1338.954604][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.954643][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.954687][ T32] r5:855ceb8c r4:855ce800 [ 1338.954709][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.954795][ T32] r7:dddced40 r6:83018000 r5:855ceb8c r4:85631880 [ 1338.954821][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.954923][ T32] r10:61c88647 r9:85666000 r8:856318ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.954996][ T32] r4:85631880 [ 1338.955098][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.955200][ T32] r10:00000000 r9:85631880 r8:8027ed34 r7:eb699e60 r6:85631900 r5:85666000 [ 1338.955264][ T32] r4:00000001 [ 1338.955307][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.955354][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 1338.955435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.955476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.955504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.955532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.955554][ T32] r4:856462c0 [ 1338.956193][ T32] INFO: task kworker/0:636:5166 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.956269][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.956419][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.956582][ T32] Call trace: [ 1338.956626][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.956750][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.956820][ T32] r4:00000000 [ 1338.956887][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.956965][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.957025][ T32] 1d20: be793000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.957079][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.957134][ T32] 1d60: 80070013 ffffffff [ 1338.957180][ T32] r5:80070013 r4:80239bd0 [ 1338.957202][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.957289][ T32] r4:82ac11e4 [ 1338.957331][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.957413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.957459][ T32] r4:e0771dc0 [ 1338.957501][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.957609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.957668][ T32] r4:00000000 [ 1338.957730][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.957827][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.957920][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.958012][ T32] r5:00001000 r4:dfa99000 [ 1338.958146][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.979108][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.979279][ T32] r5:8501338c r4:85013000 [ 1338.979332][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.979442][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.979494][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.979599][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.979655][ T32] r4:847da880 [ 1338.979704][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.979821][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.979886][ T32] r4:00000001 [ 1338.979936][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.980043][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.980144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.980554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.980688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.980756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.980885][ T32] r4:8497f8c0 [ 1338.980961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.981028][ T32] INFO: task kworker/1:384:5168 blocked for more than 465 seconds. [ 1338.981134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.981197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.981250][ T32] task:kworker/1:384 state:D stack:0 pid:5168 tgid:5168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.981369][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.981508][ T32] Call trace: [ 1338.981604][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.981738][ T32] r10:829187f4 r9:eb6b5d84 r8:00000002 r7:60000113 r6:eb6b5d8c r5:85666c00 [ 1338.981805][ T32] r4:85666c00 [ 1338.981864][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.981956][ T32] r5:85666c00 r4:829187f0 [ 1338.982025][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.982117][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.982214][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 1338.982265][ T32] r4:00000000 [ 1338.982315][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.982406][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1338.982470][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.982528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647900 [ 1338.982556][ T32] r4:00000000 [ 1338.982577][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.982644][ T32] r9:83018205 r8:85666c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.982705][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.982761][ T32] r5:00001000 r4:eae37000 [ 1338.982949][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.983009][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.983180][ T32] r5:85425f8c r4:85425c00 [ 1338.983205][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.983301][ T32] r7:ddde2d40 r6:83018200 r5:85425f8c r4:855dce80 [ 1338.983330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.983402][ T32] r10:61c88647 r9:85666c00 r8:855dceac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.983430][ T32] r4:855dce80 [ 1338.983451][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.983495][ T32] r10:00000000 r9:855dce80 r8:8027ed34 r7:eb68de60 r6:85631980 r5:85666c00 [ 1338.983517][ T32] r4:00000001 [ 1338.983585][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.983624][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) [ 1338.983651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.983679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.983725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.983758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.983811][ T32] r4:85647340 [ 1338.984303][ T32] INFO: task kworker/1:384:5168 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1338.984366][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.984429][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.984533][ T32] Call trace: [ 1338.984609][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.984748][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1338.984812][ T32] r4:00000000 [ 1338.984868][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.984960][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1338.985036][ T32] 1d20: beb5e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1338.985106][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1338.985185][ T32] 1d60: 80070013 ffffffff [ 1338.985259][ T32] r5:80070013 r4:80239bd0 [ 1338.985314][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.985403][ T32] r4:82ac11e4 [ 1338.985450][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.985563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1338.985621][ T32] r4:e0771dc0 [ 1338.985671][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1338.985779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1338.985835][ T32] r4:00000000 [ 1338.985915][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1338.986025][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.986082][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.986192][ T32] r5:00001000 r4:dfa99000 [ 1338.986240][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1338.986354][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.986456][ T32] r5:8501338c r4:85013000 [ 1338.986521][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.986591][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1338.986689][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.986758][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.986787][ T32] r4:847da880 [ 1338.986807][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.986861][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1338.986884][ T32] r4:00000001 [ 1338.986904][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.986956][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1338.986984][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.987011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.987052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.987141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.987167][ T32] r4:8497f8c0 [ 1338.987188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.987215][ T32] INFO: task kworker/1:385:5170 blocked for more than 465 seconds. [ 1338.987243][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.987267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.987288][ T32] task:kworker/1:385 state:D stack:0 pid:5170 tgid:5170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.987358][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.987567][ T32] Call trace: [ 1338.987715][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.987777][ T32] r10:829187f4 r9:eb6bdd84 r8:00000002 r7:60000013 r6:eb6bdd8c r5:84820000 [ 1338.987800][ T32] r4:84820000 [ 1338.987852][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.987896][ T32] r5:84820000 r4:829187f0 [ 1338.988049][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.004248][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.004581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1339.004612][ T32] r4:00000000 [ 1339.004727][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.004927][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.004980][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.005240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647a40 [ 1339.005387][ T32] r4:00000000 [ 1339.005593][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.005729][ T32] r9:83018205 r8:84820000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1339.005784][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.005868][ T32] r5:00001000 r4:eb0ad000 [ 1339.005894][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.005976][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.006153][ T32] r5:8542638c r4:85426000 [ 1339.006178][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.006448][ T32] r7:ddde2d40 r6:83018200 r5:8542638c r4:855dcf00 [ 1339.006547][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.006595][ T32] r10:61c88647 r9:84820000 r8:855dcf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.006644][ T32] r4:855dcf00 [ 1339.006691][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.006749][ T32] r10:00000000 r9:855dcf00 r8:8027ed34 r7:eb68de60 r6:85631a00 r5:84820000 [ 1339.006773][ T32] r4:00000001 [ 1339.006793][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.006944][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1339.006994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.007025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.007051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.007079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.007107][ T32] r4:85647440 [ 1339.007587][ T32] INFO: task kworker/1:385:5170 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.007625][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.007710][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.007879][ T32] Call trace: [ 1339.029440][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.029623][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.029683][ T32] r4:00000000 [ 1339.029749][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.029840][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.029929][ T32] 1d20: bf092000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.030002][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.030064][ T32] 1d60: 80070013 ffffffff [ 1339.030144][ T32] r5:80070013 r4:80239bd0 [ 1339.030228][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.030356][ T32] r4:82ac11e4 [ 1339.030413][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.030529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.030614][ T32] r4:e0771dc0 [ 1339.030681][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.030790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.031508][ T32] r4:00000000 [ 1339.031575][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.031684][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.031754][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.031864][ T32] r5:00001000 r4:dfa99000 [ 1339.031915][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.032007][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.032241][ T32] r5:8501338c r4:85013000 [ 1339.032306][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.033730][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.033802][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.033915][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.033968][ T32] r4:847da880 [ 1339.034017][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.034122][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.034176][ T32] r4:00000001 [ 1339.034222][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.034305][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.034367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.034463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.034534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.034605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.034660][ T32] r4:8497f8c0 [ 1339.034728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.034797][ T32] INFO: task kworker/1:386:5174 blocked for more than 465 seconds. [ 1339.034880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.034994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.035062][ T32] task:kworker/1:386 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.035206][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.035344][ T32] Call trace: [ 1339.035425][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.035525][ T32] r10:829187f4 r9:eb6e9d84 r8:00000002 r7:60000013 r6:eb6e9d8c r5:84823000 [ 1339.035595][ T32] r4:84823000 [ 1339.035659][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.035791][ T32] r5:84823000 r4:829187f0 [ 1339.035854][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.035948][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.036053][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 1339.036110][ T32] r4:00000000 [ 1339.036182][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.036269][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.036348][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.036441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647c40 [ 1339.036770][ T32] r4:00000000 [ 1339.036877][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.036988][ T32] r9:83018205 r8:84823000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1339.037201][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.037307][ T32] r5:00001000 r4:eb0ff000 [ 1339.037356][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.037446][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.037587][ T32] r5:85426b8c r4:85426800 [ 1339.037706][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.037819][ T32] r7:ddde2d40 r6:83018200 r5:85426b8c r4:855dcf80 [ 1339.038055][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.068949][ T32] r10:61c88647 r9:84823000 r8:855dcfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.069037][ T32] r4:855dcf80 [ 1339.069115][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.069271][ T32] r10:00000000 r9:855dcf80 r8:8027ed34 r7:eb68de60 r6:85631a80 r5:84823000 [ 1339.069326][ T32] r4:00000001 [ 1339.069397][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.069514][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1339.069590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.069657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.069721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.069790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.069842][ T32] r4:85647940 [ 1339.070677][ T32] INFO: task kworker/1:386:5174 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.070764][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.070982][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.072810][ T32] Call trace: [ 1339.072916][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.073044][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.073107][ T32] r4:00000000 [ 1339.073171][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.073280][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.073355][ T32] 1d20: bf2a8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.073437][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.073502][ T32] 1d60: 80070013 ffffffff [ 1339.073558][ T32] r5:80070013 r4:80239bd0 [ 1339.073633][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.073733][ T32] r4:82ac11e4 [ 1339.073781][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.073882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.073940][ T32] r4:e0771dc0 [ 1339.073988][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.074085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.074139][ T32] r4:00000000 [ 1339.074189][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.074289][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.074341][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.074434][ T32] r5:00001000 r4:dfa99000 [ 1339.074484][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.074575][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.074669][ T32] r5:8501338c r4:85013000 [ 1339.074718][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.074840][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.074901][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.075041][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.075114][ T32] r4:847da880 [ 1339.075163][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.075259][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.075314][ T32] r4:00000001 [ 1339.075360][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.075438][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.075499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.075562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.075642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.075736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.075791][ T32] r4:8497f8c0 [ 1339.075862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.076048][ T32] INFO: task kworker/1:387:5176 blocked for more than 465 seconds. [ 1339.076138][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.076428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.076500][ T32] task:kworker/1:387 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.076629][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.076742][ T32] Call trace: [ 1339.076815][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.076940][ T32] r10:829187f4 r9:eb709d84 r8:00000002 r7:60000113 r6:eb709d8c r5:84821800 [ 1339.077108][ T32] r4:84821800 [ 1339.077169][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.077284][ T32] r5:84821800 r4:829187f0 [ 1339.077360][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.077469][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.077584][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 [ 1339.077642][ T32] r4:00000000 [ 1339.077689][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.077792][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.077916][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.078015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647080 [ 1339.108653][ T32] r4:00000000 [ 1339.108827][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.108984][ T32] r9:83018205 r8:84821800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1339.109043][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.109148][ T32] r5:00001000 r4:eb179000 [ 1339.109216][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.109312][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.109426][ T32] r5:8542778c r4:85427400 [ 1339.109498][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.109608][ T32] r7:ddde2d40 r6:83018200 r5:8542778c r4:85645000 [ 1339.109677][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.109796][ T32] r10:61c88647 r9:84821800 r8:8564502c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.109889][ T32] r4:85645000 [ 1339.109949][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.110522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1339.114043][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1339.114955][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.115575][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1339.116009][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1339.116527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.117375][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.117694][ T32] r5:854d3000 r4:829187f0 [ 1339.117756][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.117870][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.117968][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1339.118017][ T32] r4:00000000 [ 1339.139116][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.139342][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.139437][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.139556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647d80 [ 1339.139638][ T32] r4:00000000 [ 1339.139696][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.139805][ T32] r9:83018205 r8:854d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1339.139866][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.139968][ T32] r5:00001000 r4:eb123000 [ 1339.140020][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.140168][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.140271][ T32] r5:85426f8c r4:85426c00 [ 1339.140323][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.141458][ T32] r7:ddde2d40 r6:83018200 r5:85426f8c r4:85645080 [ 1339.142590][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.142955][ T32] r10:61c88647 r9:854d3000 r8:856450ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.143029][ T32] r4:85645080 [ 1339.143105][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.143226][ T32] r10:00000000 r9:85645080 r8:8027ed34 r7:eb709e60 r6:85645100 r5:854d3000 [ 1339.143282][ T32] r4:00000001 [ 1339.143333][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.143423][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) [ 1339.143491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.143567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.143635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.143728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.143804][ T32] r4:856479c0 [ 1339.144683][ T32] INFO: task kworker/1:388:5177 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.144769][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1339.145340][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.146133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.146195][ T32] r4:e0771dc0 [ 1339.146239][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.146359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.146427][ T32] r4:00000000 [ 1339.146475][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.146599][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.146659][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.146747][ T32] r5:00001000 r4:dfa99000 [ 1339.146793][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.146895][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.147010][ T32] r5:8501338c r4:85013000 [ 1339.147079][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.147206][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.147274][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.147395][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.147476][ T32] r4:847da880 [ 1339.147531][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1339.147685][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.177398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.178841][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.179021][ T32] r5:854d5400 r4:829187f0 [ 1339.179041][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.179229][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.179444][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.179823][ T32] r10:61c88647 r9:854d5400 r8:856451ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1339.180482][ T32] r4:85647d00 ** 2 printk messages dropped ** [ 1339.181248][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.182289][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.182701][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1339.183148][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1339.183794][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1339.184689][ T32] INFO: task kworker/1:390:5181 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.185198][ T32] r5:854d6000 r4:829187f0 ** 1 printk messages dropped ** [ 1339.185289][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1339.186147][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.186913][ T32] r10:00000000 r9:85645280 r8:8027ed34 r7:eb709e60 r6:85645300 r5:854d6000 ** 7 printk messages dropped ** [ 1339.188206][ T32] r4:85647d00 ** 3 printk messages dropped ** [ 1339.221453][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.223246][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1339.223985][ T32] r4:e0771dc0 [ 1339.224052][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.224205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.224277][ T32] r4:00000000 [ 1339.224344][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.224455][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.224537][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.224639][ T32] r5:00001000 r4:dfa99000 [ 1339.224705][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.224799][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.224908][ T32] r5:8501338c r4:85013000 [ 1339.224991][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.225114][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.225178][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.225279][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.225335][ T32] r4:847da880 [ 1339.225384][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.225485][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.225538][ T32] r4:00000001 [ 1339.225592][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.225677][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.225739][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.225804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.225896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.225974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.226031][ T32] r4:8497f8c0 [ 1339.226083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.226175][ T32] INFO: task kworker/1:391:5184 blocked for more than 465 seconds. [ 1339.226255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.226316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.226365][ T32] task:kworker/1:391 state:D stack:0 pid:5184 tgid:5184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.226484][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.226888][ T32] Call trace: [ 1339.226923][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.227008][ T32] r10:829187f4 r9:eb7f9d84 r8:00000002 r7:60000013 r6:eb7f9d8c r5:84820c00 [ 1339.227033][ T32] r4:84820c00 [ 1339.227053][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.227123][ T32] r5:84820c00 r4:829187f0 [ 1339.227266][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.227339][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.227561][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1339.227589][ T32] r4:00000000 [ 1339.227665][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.227708][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.227744][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.227964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563d280 [ 1339.228124][ T32] r4:00000000 [ 1339.249894][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.250051][ T32] r9:83018205 r8:84820c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1339.250110][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.250219][ T32] r5:00001000 r4:eb1c7000 [ 1339.250286][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.250383][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.250503][ T32] r5:85427f8c r4:85427c00 [ 1339.250559][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.250678][ T32] r7:ddde2d40 r6:83018200 r5:85427f8c r4:85645380 [ 1339.250734][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.250838][ T32] r10:61c88647 r9:84820c00 r8:856453ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.250943][ T32] r4:85645380 [ 1339.251695][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.252159][ T32] r10:00000000 r9:85645380 r8:8027ed34 r7:eb719e60 r6:85631b80 r5:84820c00 [ 1339.252192][ T32] r4:00000001 [ 1339.252213][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.252517][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1339.252553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.252583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.252609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.252847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.253346][ T32] r4:8563d100 [ 1339.253827][ T32] INFO: task kworker/1:391:5184 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.253960][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.254050][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.254124][ T32] Call trace: [ 1339.254184][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.254239][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.254264][ T32] r4:00000000 [ 1339.254283][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.254322][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 4 printk messages dropped ** [ 1339.254504][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1339.254835][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 1 printk messages dropped ** [ 1339.254915][ T32] r5:00001000 r4:dfa99000 [ 1339.254968][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.255052][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.255104][ T32] r5:8501338c r4:85013000 [ 1339.255160][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.255415][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.255445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.255654][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.255707][ T32] r4:847da880 [ 1339.255731][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.255779][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 4 printk messages dropped ** [ 1339.255976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.257292][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.257510][ T32] r5:84823c00 r4:829187f0 ** 2 printk messages dropped ** [ 1339.257707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7fde08 ** 6 printk messages dropped ** [ 1339.279125][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.280372][ T32] r7:ddde2d40 r6:83018200 r5:8511d78c r4:85645400 ** 5 printk messages dropped ** [ 1339.281226][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.281393][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.284864][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1339.286882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 8 printk messages dropped ** [ 1339.287952][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.326301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.327422][ T32] task:kworker/1:393 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.328059][ T32] r5:84824800 r4:829187f0 ** 1 printk messages dropped ** [ 1339.337843][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.337899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1339.337924][ T32] r4:00000000 [ 1339.337945][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.337983][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.338023][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.338088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563d400 [ 1339.342998][ T32] r4:00000000 [ 1339.343086][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.343239][ T32] r9:83018205 r8:84824800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1339.343268][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.343314][ T32] r5:00001000 r4:eb24d000 [ 1339.343334][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.343374][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.343415][ T32] r5:844d9f8c r4:844d9c00 [ 1339.343555][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.343613][ T32] r7:ddde2d40 r6:83018200 r5:844d9f8c r4:85645480 [ 1339.343634][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.343850][ T32] r10:61c88647 r9:84824800 r8:856454ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.343902][ T32] r4:85645480 [ 1339.343926][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.343973][ T32] r10:00000000 r9:85645480 r8:8027ed34 r7:eb7fde60 r6:85631c80 r5:84824800 [ 1339.343995][ T32] r4:00000001 [ 1339.344014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.344605][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1339.344640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.344668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.344694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.344794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.344877][ T32] r4:8563d100 [ 1339.345373][ T32] INFO: task kworker/1:393:5186 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.345411][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.345600][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.345649][ T32] Call trace: [ 1339.345679][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.345729][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.346495][ T32] r4:00000000 [ 1339.346567][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.346695][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.346774][ T32] 1d20: c0801000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.346876][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.346958][ T32] 1d60: 80070013 ffffffff [ 1339.347019][ T32] r5:80070013 r4:80239bd0 [ 1339.347075][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.347178][ T32] r4:82ac11e4 [ 1339.347245][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.347350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.347405][ T32] r4:e0771dc0 [ 1339.347453][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.347544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.347595][ T32] r4:00000000 [ 1339.347640][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.347740][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.347815][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.347917][ T32] r5:00001000 r4:dfa99000 [ 1339.347970][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.348062][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.365541][ T32] r5:8501338c r4:85013000 [ 1339.365633][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.366024][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1339.366503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.367239][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.367817][ T32] r5:84822400 r4:829187f0 [ 1339.367858][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.368112][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 ** 3 printk messages dropped ** [ 1339.377536][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1339.377750][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1339.388617][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.389133][ T32] r7:ddde2d40 r6:83018200 r5:844d9b8c r4:85645500 ** 3 printk messages dropped ** [ 1339.389443][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1339.389915][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.390234][ T32] r4:8563d240 ** 2 printk messages dropped ** [ 1339.391347][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1339.391632][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 3 printk messages dropped ** [ 1339.391914][ T32] 1d20: c0b7e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.391987][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.392046][ T32] 1d60: 80070013 ffffffff [ 1339.392103][ T32] r5:80070013 r4:80239bd0 [ 1339.392181][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.392320][ T32] r4:82ac11e4 [ 1339.392376][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.392472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.392524][ T32] r4:e0771dc0 [ 1339.392571][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.392664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.392720][ T32] r4:00000000 [ 1339.392771][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.392873][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.392951][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.393070][ T32] r5:00001000 r4:dfa99000 [ 1339.393144][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.393241][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.393358][ T32] r5:8501338c r4:85013000 [ 1339.393413][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.393519][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.393589][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.393691][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.393757][ T32] r4:847da880 [ 1339.393825][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.393949][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.394007][ T32] r4:00000001 [ 1339.394053][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.394158][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.394226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.394304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.394371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.394462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.394553][ T32] r4:8497f8c0 [ 1339.394609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.394675][ T32] INFO: task kworker/1:395:5190 blocked for more than 465 seconds. [ 1339.394755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.394815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.394866][ T32] task:kworker/1:395 state:D stack:0 pid:5190 tgid:5190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.395007][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.395170][ T32] Call trace: [ 1339.395250][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.395348][ T32] r10:829187f4 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:84825400 [ 1339.395404][ T32] r4:84825400 [ 1339.395453][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.395542][ T32] r5:84825400 r4:829187f0 [ 1339.395590][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.395679][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.398247][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.433608][ T32] r4:85645580 ** 5 printk messages dropped ** [ 1339.434113][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.434320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.435460][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1339.436279][ T32] 1d20: c0d8f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1339.436878][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1339.437273][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 14 printk messages dropped ** [ 1339.469695][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.469756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.469824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.469886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.469943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.469989][ T32] r4:8497f8c0 [ 1339.470055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.470148][ T32] INFO: task kworker/1:396:5192 blocked for more than 465 seconds. [ 1339.470220][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.470281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.470329][ T32] task:kworker/1:396 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.470440][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.470490][ T32] Call trace: [ 1339.470523][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.470742][ T32] r10:829187f4 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:84826000 [ 1339.470795][ T32] r4:84826000 [ 1339.470835][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.470925][ T32] r5:84826000 r4:829187f0 [ 1339.470989][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.471034][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.471079][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 [ 1339.471101][ T32] r4:00000000 [ 1339.471125][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.471163][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.471201][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.471241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563d7c0 [ 1339.471263][ T32] r4:00000000 [ 1339.471283][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.471349][ T32] r9:83018205 r8:84826000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1339.471409][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.471917][ T32] r5:00001000 r4:eb4cd000 [ 1339.471950][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.471992][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.472033][ T32] r5:844d938c r4:844d9000 [ 1339.472053][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.472166][ T32] r7:ddde2d40 r6:83018200 r5:844d938c r4:85645680 [ 1339.472196][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.472283][ T32] r10:61c88647 r9:84826000 r8:856456ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.472315][ T32] r4:85645680 [ 1339.472336][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.472381][ T32] r10:00000000 r9:85645680 r8:8027ed34 r7:eb7fde60 r6:85631e00 r5:84826000 [ 1339.472730][ T32] r4:00000001 [ 1339.473123][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.473170][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) [ 1339.473737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.473769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.473849][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.473886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.473921][ T32] r4:8563d540 [ 1339.474460][ T32] INFO: task kworker/1:396:5192 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.474499][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.474558][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.474951][ T32] Call trace: [ 1339.474996][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.475047][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.475911][ T32] r4:00000000 [ 1339.475953][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.476187][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.476506][ T32] 1d20: c100c000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.476540][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.476603][ T32] 1d60: 80070013 ffffffff [ 1339.476631][ T32] r5:80070013 r4:80239bd0 [ 1339.476653][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.477848][ T32] r4:82ac11e4 [ 1339.478061][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.478113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.478146][ T32] r4:e0771dc0 [ 1339.488551][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.488655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.488682][ T32] r4:00000000 [ 1339.488714][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.488766][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.488812][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.488862][ T32] r5:00001000 r4:dfa99000 [ 1339.488913][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.488959][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.489003][ T32] r5:8501338c r4:85013000 [ 1339.489022][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.489066][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.489137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.489186][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.489208][ T32] r4:847da880 [ 1339.489227][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.489271][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.489313][ T32] r4:00000001 [ 1339.489338][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.489374][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.489403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.489453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.489483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.489511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.489540][ T32] r4:8497f8c0 [ 1339.489566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.489595][ T32] INFO: task kworker/1:397:5194 blocked for more than 466 seconds. [ 1339.489627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.489672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.489728][ T32] task:kworker/1:397 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.489837][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.489932][ T32] Call trace: [ 1339.490220][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.490351][ T32] r10:829187f4 r9:eb821d84 r8:00000002 r7:60000013 r6:eb821d8c r5:85668c00 [ 1339.490401][ T32] r4:85668c00 [ 1339.490439][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.490518][ T32] r5:85668c00 r4:829187f0 [ 1339.490557][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.490633][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.490771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1339.490895][ T32] r4:00000000 [ 1339.490967][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.491050][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.491136][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.491240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563d980 [ 1339.491301][ T32] r4:00000000 [ 1339.491374][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.491499][ T32] r9:83018205 r8:85668c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1339.491558][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.491672][ T32] r5:00001000 r4:eb5ed000 [ 1339.491725][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.491807][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.491889][ T32] r5:847e438c r4:847e4000 [ 1339.491932][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.492015][ T32] r7:ddde2d40 r6:83018200 r5:847e438c r4:85645600 [ 1339.492057][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.492150][ T32] r10:61c88647 r9:85668c00 r8:8564562c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.492193][ T32] r4:85645600 [ 1339.492229][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.492455][ T32] r10:00000000 r9:85645600 r8:8027ed34 r7:eb7fde60 r6:85631e80 r5:85668c00 [ 1339.492483][ T32] r4:00000001 [ 1339.492501][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.492536][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1339.492564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.492593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.492619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.492646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.492666][ T32] r4:8563d380 [ 1339.493209][ T32] INFO: task kworker/1:397:5194 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.493247][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.493310][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.493380][ T32] Call trace: [ 1339.493415][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.493462][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.493485][ T32] r4:00000000 [ 1339.493504][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.493542][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.493570][ T32] 1d20: c12ba000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.493597][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.493619][ T32] 1d60: 80070013 ffffffff [ 1339.493641][ T32] r5:80070013 r4:80239bd0 [ 1339.493661][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.493701][ T32] r4:82ac11e4 [ 1339.493723][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.493767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.493788][ T32] r4:e0771dc0 [ 1339.493828][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.493877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.493900][ T32] r4:00000000 [ 1339.493930][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.493978][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.493999][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.494050][ T32] r5:00001000 r4:dfa99000 [ 1339.494104][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.494170][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.494215][ T32] r5:8501338c r4:85013000 [ 1339.494234][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.494279][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.494317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.494365][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.494387][ T32] r4:847da880 [ 1339.494405][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.494448][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.494478][ T32] r4:00000001 [ 1339.494615][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.494652][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.494678][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.494704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.494781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.494812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.494833][ T32] r4:8497f8c0 [ 1339.494854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.494903][ T32] INFO: task kworker/1:398:5196 blocked for more than 466 seconds. [ 1339.494971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.495007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.495028][ T32] task:kworker/1:398 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.495114][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.495158][ T32] Call trace: [ 1339.495187][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.495231][ T32] r10:829187f4 r9:eb829d84 r8:00000002 r7:60000113 r6:eb829d8c r5:85668000 [ 1339.495252][ T32] r4:85668000 [ 1339.495271][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.495309][ T32] r5:85668000 r4:829187f0 [ 1339.495338][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.495380][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.495446][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 1339.495472][ T32] r4:00000000 [ 1339.495490][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.495549][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.495617][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.495672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563dac0 [ 1339.495696][ T32] r4:00000000 [ 1339.495714][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.495763][ T32] r9:83018205 r8:85668000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1339.495785][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.495824][ T32] r5:00001000 r4:eb621000 [ 1339.495843][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.495883][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.495922][ T32] r5:847e478c r4:847e4400 [ 1339.495940][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.495981][ T32] r7:ddde2d40 r6:83018200 r5:847e478c r4:85645700 [ 1339.496011][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.496060][ T32] r10:61c88647 r9:85668000 r8:8564572c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.496112][ T32] r4:85645700 [ 1339.496149][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.496219][ T32] r10:00000000 r9:85645700 r8:8027ed34 r7:eb7fde60 r6:85631f00 r5:85668000 ** 5 printk messages dropped ** [ 1339.496382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.496993][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1339.497512][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1339.497821][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 7 printk messages dropped ** [ 1339.532328][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.532648][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 3 printk messages dropped ** [ 1339.532789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.532810][ T32] r4:8497f8c0 [ 1339.532832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.532893][ T32] INFO: task kworker/1:399:5198 blocked for more than 466 seconds. [ 1339.532930][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.532975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.533022][ T32] task:kworker/1:399 state:D stack:0 pid:5198 tgid:5198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.533132][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.533201][ T32] Call trace: [ 1339.533268][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.533338][ T32] r10:829187f4 r9:eb831d84 r8:00000002 r7:60000013 r6:eb831d8c r5:8566b000 [ 1339.533363][ T32] r4:8566b000 [ 1339.533383][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.533423][ T32] r5:8566b000 r4:829187f0 [ 1339.533465][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.533508][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.533552][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 [ 1339.533576][ T32] r4:00000000 [ 1339.533616][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.533656][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.533694][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.533735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563dc00 [ 1339.533779][ T32] r4:00000000 [ 1339.533825][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.533875][ T32] r9:83018205 r8:8566b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.533896][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.533957][ T32] r5:00001000 r4:eb66d000 [ 1339.533980][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.534041][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.534085][ T32] r5:847e4b8c r4:847e4800 [ 1339.534120][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.534233][ T32] r7:ddde2d40 r6:83018200 r5:847e4b8c r4:85645780 [ 1339.534305][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.534355][ T32] r10:61c88647 r9:8566b000 r8:856457ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.534419][ T32] r4:85645780 [ 1339.534458][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.534526][ T32] r10:00000000 r9:85645780 r8:8027ed34 r7:eb7fde60 r6:85631f80 r5:8566b000 [ 1339.534551][ T32] r4:00000001 [ 1339.534569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.534625][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) [ 1339.534676][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.534727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.534756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.534814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.534841][ T32] r4:8563d880 [ 1339.535341][ T32] INFO: task kworker/1:399:5198 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.535378][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.535453][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.535547][ T32] Call trace: [ 1339.535603][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.535695][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.535721][ T32] r4:00000000 [ 1339.535766][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.535830][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.535870][ T32] 1d20: c19a8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.535903][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.535945][ T32] 1d60: 80070013 ffffffff [ 1339.536019][ T32] r5:80070013 r4:80239bd0 [ 1339.536081][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.536186][ T32] r4:82ac11e4 [ 1339.536238][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.536334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.536401][ T32] r4:e0771dc0 [ 1339.536449][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.536546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.536603][ T32] r4:00000000 [ 1339.536681][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.536816][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.536871][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.536966][ T32] r5:00001000 r4:dfa99000 [ 1339.537017][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.537114][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.537582][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1339.537901][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1339.544887][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1339.545082][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.545324][ T32] r5:8566bc00 r4:829187f0 ** 2 printk messages dropped ** [ 1339.545459][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 [ 1339.545503][ T32] r4:00000000 [ 1339.545524][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.545562][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.545621][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.545666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563dd00 [ 1339.545710][ T32] r4:00000000 [ 1339.545732][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.545777][ T32] r9:83018205 r8:8566bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1339.545808][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.545852][ T32] r5:00001000 r4:eb6a5000 [ 1339.545891][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.545956][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.546030][ T32] r5:847e4f8c r4:847e4c00 [ 1339.546069][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.546158][ T32] r7:ddde2d40 r6:83018200 r5:847e4f8c r4:85645800 [ 1339.546182][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.546227][ T32] r10:61c88647 r9:8566bc00 r8:8564582c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.546249][ T32] r4:85645800 [ 1339.546299][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.546347][ T32] r10:00000000 r9:85645800 r8:8027ed34 r7:eb7fde60 r6:85621000 r5:8566bc00 [ 1339.546385][ T32] r4:00000001 [ 1339.546421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.546475][ T32] Exception stack(0xeb839fb0 to 0xeb839ff8) [ 1339.546505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.546533][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.546591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.546623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.546661][ T32] r4:8563da80 [ 1339.547148][ T32] INFO: task kworker/1:400:5200 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.547201][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.547299][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.547387][ T32] Call trace: [ 1339.547450][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.547520][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.547549][ T32] r4:00000000 [ 1339.547569][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.547624][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.547656][ T32] 1d20: c19a8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.547702][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.547727][ T32] 1d60: 80070013 ffffffff [ 1339.547803][ T32] r5:80070013 r4:80239bd0 [ 1339.547827][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.547868][ T32] r4:82ac11e4 [ 1339.547896][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.547940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.547980][ T32] r4:e0771dc0 [ 1339.548003][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.548054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.568408][ T32] r4:00000000 [ 1339.568488][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.568561][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.568605][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.568656][ T32] r5:00001000 r4:dfa99000 [ 1339.568677][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.568737][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.568783][ T32] r5:8501338c r4:85013000 [ 1339.568803][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.568849][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 2 printk messages dropped ** [ 1339.569007][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1339.569101][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.569230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.569352][ T32] INFO: task kworker/1:401:5202 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1339.569480][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.569870][ T32] r5:8566c800 r4:829187f0 [ 1339.569919][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.570005][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.570127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1339.570198][ T32] r4:00000000 [ 1339.570221][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.570263][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.570299][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.570339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563de40 [ 1339.570370][ T32] r4:00000000 [ 1339.570405][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.570451][ T32] r9:83018205 r8:8566c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1339.570471][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.570517][ T32] r5:00001000 r4:eb6d1000 [ 1339.570536][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.570573][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.570621][ T32] r5:847e538c r4:847e5000 [ 1339.570643][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.570690][ T32] r7:ddde2d40 r6:83018200 r5:847e538c r4:85645880 [ 1339.570710][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.570753][ T32] r10:61c88647 r9:8566c800 r8:856458ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.570797][ T32] r4:85645880 [ 1339.570842][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.570888][ T32] r10:00000000 r9:85645880 r8:8027ed34 r7:eb7fde60 r6:85621080 r5:8566c800 [ 1339.570909][ T32] r4:00000001 [ 1339.570940][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.571005][ T32] Exception stack(0xeb841fb0 to 0xeb841ff8) [ 1339.571056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.571086][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.571116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.571144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.571164][ T32] r4:8563dbc0 [ 1339.571626][ T32] INFO: task kworker/1:401:5202 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.571662][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.571717][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.571822][ T32] Call trace: [ 1339.571910][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.571978][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.572005][ T32] r4:00000000 [ 1339.572024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.572061][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.572089][ T32] 1d20: c2068000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.572122][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.572173][ T32] 1d60: 80070013 ffffffff [ 1339.572198][ T32] r5:80070013 r4:80239bd0 [ 1339.572240][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.572283][ T32] r4:82ac11e4 [ 1339.572326][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.572392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.572417][ T32] r4:e0771dc0 [ 1339.572451][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.572494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.572517][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.572603][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 5 printk messages dropped ** [ 1339.572842][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1339.573127][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1339.573322][ T32] r4:8497f8c0 ** 4 printk messages dropped ** [ 1339.573497][ T32] task:kworker/1:402 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.573829][ T32] r5:8566d400 r4:829187f0 [ 1339.573880][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.574251][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.574645][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.575004][ T32] r7:ddde2d40 r6:83018200 r5:847e578c r4:85645900 ** 3 printk messages dropped ** [ 1339.575134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.575433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.575846][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1339.575967][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.576088][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.576164][ T32] r4:00000000 [ 1339.576204][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.576270][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.576318][ T32] 1d20: c2068000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.576364][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.576401][ T32] 1d60: 80070013 ffffffff [ 1339.576524][ T32] r5:80070013 r4:80239bd0 [ 1339.576662][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.576839][ T32] r4:82ac11e4 [ 1339.576973][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.577083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.577130][ T32] r4:e0771dc0 [ 1339.577211][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.577281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.577317][ T32] r4:00000000 [ 1339.577347][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.577458][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.577497][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.577681][ T32] r5:00001000 r4:dfa99000 [ 1339.577808][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.577912][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.577982][ T32] r5:8501338c r4:85013000 [ 1339.578115][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.598587][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.598858][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.600106][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.600157][ T32] r4:847da880 [ 1339.600190][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.600265][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.600780][ T32] r4:00000001 [ 1339.600841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.600997][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.601048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.601100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.601545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.602713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.602939][ T32] r4:8497f8c0 [ 1339.603106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.603176][ T32] INFO: task kworker/1:403:5206 blocked for more than 466 seconds. [ 1339.603231][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.603270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.603346][ T32] task:kworker/1:403 state:D stack:0 pid:5206 tgid:5206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.603475][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.603587][ T32] Call trace: [ 1339.603890][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.604121][ T32] r10:829187f4 r9:eb851d84 r8:00000002 r7:60000113 r6:eb851d8c r5:85669800 [ 1339.604197][ T32] r4:85669800 [ 1339.604265][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.604442][ T32] r5:85669800 r4:829187f0 [ 1339.604479][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.604670][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.604756][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 [ 1339.604813][ T32] r4:00000000 [ 1339.604872][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.604936][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.605019][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.605090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646640 [ 1339.605154][ T32] r4:00000000 [ 1339.605188][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.605284][ T32] r9:83018205 r8:85669800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1339.605328][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.605396][ T32] r5:00001000 r4:eb705000 [ 1339.605427][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.605510][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.605581][ T32] r5:847e5b8c r4:847e5800 [ 1339.605611][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.605679][ T32] r7:ddde2d40 r6:83018200 r5:847e5b8c r4:85645980 [ 1339.605711][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.605803][ T32] r10:61c88647 r9:85669800 r8:856459ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.605848][ T32] r4:85645980 [ 1339.605902][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.605996][ T32] r10:00000000 r9:85645980 r8:8027ed34 r7:eb7fde60 r6:85621180 r5:85669800 [ 1339.606038][ T32] r4:00000001 [ 1339.606080][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.606143][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1339.606185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.606229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.607217][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1339.640588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 5 printk messages dropped ** [ 1339.643072][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 5 printk messages dropped ** [ 1339.644604][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.645922][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 4 printk messages dropped ** [ 1339.646888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.685170][ T32] task:kworker/1:404 state:D stack:0 pid:5208 tgid:5208 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.685986][ T32] r5:8566a400 r4:829187f0 [ 1339.686056][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.686213][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.686329][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 [ 1339.686393][ T32] r4:00000000 [ 1339.686871][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.687466][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.687580][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.687715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b1440 [ 1339.687778][ T32] r4:00000000 [ 1339.687831][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.687953][ T32] r9:83018205 r8:8566a400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1339.688014][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.692706][ T32] r5:00001000 r4:eb729000 [ 1339.692851][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.692993][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.693098][ T32] r5:847e5f8c r4:847e5c00 [ 1339.693152][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.693280][ T32] r7:ddde2d40 r6:83018200 r5:847e5f8c r4:85645a00 [ 1339.693340][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.693470][ T32] r10:61c88647 r9:8566a400 r8:85645a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.693535][ T32] r4:85645a00 [ 1339.693667][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.693794][ T32] r10:00000000 r9:85645a00 r8:8027ed34 r7:eb7fde60 r6:85621200 r5:8566a400 [ 1339.693853][ T32] r4:00000001 [ 1339.693928][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.694030][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1339.694145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.694234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.694303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.694390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.694456][ T32] r4:849b1300 [ 1339.695376][ T32] INFO: task kworker/1:404:5208 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.695480][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.695649][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.695790][ T32] Call trace: [ 1339.695920][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.696054][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.696147][ T32] r4:00000000 [ 1339.696207][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.696321][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.696399][ T32] 1d20: c2725000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.696470][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.696532][ T32] 1d60: 80070013 ffffffff [ 1339.696608][ T32] r5:80070013 r4:80239bd0 [ 1339.696669][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.696794][ T32] r4:82ac11e4 [ 1339.696848][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.697005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.697070][ T32] r4:e0771dc0 [ 1339.697871][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.697999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.698156][ T32] r4:00000000 [ 1339.719134][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.719348][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.719414][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.719520][ T32] r5:00001000 r4:dfa99000 [ 1339.719575][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1339.720075][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.720895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.721883][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.722218][ T32] r5:8566e000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.722474][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 ** 10 printk messages dropped ** [ 1339.723497][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.723807][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.724016][ T32] r7:ddde2d40 r6:83018200 r5:847e638c r4:85645a80 [ 1339.724080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.724191][ T32] r10:61c88647 r9:8566e000 r8:85645aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.724247][ T32] r4:85645a80 [ 1339.724297][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.724396][ T32] r10:00000000 r9:85645a80 r8:8027ed34 r7:eb7fde60 r6:85621280 r5:8566e000 [ 1339.724470][ T32] r4:00000001 [ 1339.724529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.724609][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 1339.724673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.724749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.724824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.724897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.724964][ T32] r4:85646f80 [ 1339.725815][ T32] INFO: task kworker/1:405:5210 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.725905][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.726051][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.726166][ T32] Call trace: [ 1339.726241][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.726351][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.726469][ T32] r4:00000000 [ 1339.726528][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.726622][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.726696][ T32] 1d20: c28b5000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.726770][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.726841][ T32] 1d60: 80070013 ffffffff [ 1339.726896][ T32] r5:80070013 r4:80239bd0 [ 1339.726981][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.727084][ T32] r4:82ac11e4 [ 1339.727136][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.727236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.727294][ T32] r4:e0771dc0 [ 1339.727345][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.727463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.727528][ T32] r4:00000000 [ 1339.727597][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.727723][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.727785][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.727883][ T32] r5:00001000 r4:dfa99000 [ 1339.727942][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.728034][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.759248][ T32] r5:8501338c r4:85013000 [ 1339.759337][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.759492][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.759573][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.759696][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.759757][ T32] r4:847da880 [ 1339.759810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.760486][ T32] r4:8497f8c0 ** 7 printk messages dropped ** [ 1339.761365][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.761696][ T32] r5:8566ec00 r4:829187f0 ** 1 printk messages dropped ** [ 1339.761934][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.762046][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1339.762104][ T32] r4:00000000 [ 1339.762156][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.762247][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.762341][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.762441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85627880 [ 1339.762497][ T32] r4:00000000 [ 1339.762567][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.762679][ T32] r9:83018005 r8:8566ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1339.762736][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.762832][ T32] r5:00001000 r4:eaa51000 [ 1339.762969][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.763070][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.763168][ T32] r5:855cf38c r4:855cf000 [ 1339.763219][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.763324][ T32] r7:dddced40 r6:83018000 r5:855cf38c r4:85621300 [ 1339.763377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.763479][ T32] r10:61c88647 r9:8566ec00 r8:8562132c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.763535][ T32] r4:85621300 [ 1339.763585][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.763715][ T32] r10:00000000 r9:85621300 r8:8027ed34 r7:eb699e60 r6:85621380 r5:8566ec00 [ 1339.763779][ T32] r4:00000001 [ 1339.763827][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.763918][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1339.764004][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.764080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.764148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.764218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.764274][ T32] r4:85627d00 [ 1339.765095][ T32] INFO: task kworker/0:637:5214 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.765184][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.765352][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.765465][ T32] Call trace: [ 1339.765558][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.765687][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.765749][ T32] r4:00000000 [ 1339.765813][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.765923][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.765993][ T32] 1d20: c2ae7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.766058][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.766116][ T32] 1d60: 80070013 ffffffff [ 1339.766172][ T32] r5:80070013 r4:80239bd0 [ 1339.766223][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.766309][ T32] r4:82ac11e4 [ 1339.766358][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.766462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.766528][ T32] r4:e0771dc0 [ 1339.766577][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.766686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.766760][ T32] r4:00000000 [ 1339.766822][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.766962][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.767018][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.767112][ T32] r5:00001000 r4:dfa99000 [ 1339.767192][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.767299][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.768021][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 6 printk messages dropped ** [ 1339.800199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1339.800616][ T32] task:kworker/0:638 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.801341][ T32] r5:84826c00 r4:829187f0 [ 1339.801394][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.801533][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.802990][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1339.803925][ T32] r5:855cf78c r4:855cf400 ** 3 printk messages dropped ** [ 1339.804384][ T32] r10:61c88647 r9:84826c00 r8:8562142c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.804456][ T32] r4:85621400 [ 1339.804505][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.804602][ T32] r10:00000000 r9:85621400 r8:8027ed34 r7:eb865e60 r6:85621480 r5:84826c00 [ 1339.804673][ T32] r4:00000001 [ 1339.804724][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.804826][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1339.804890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.804962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.805040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.805113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.805168][ T32] r4:85627d80 [ 1339.806029][ T32] INFO: task kworker/0:638:5215 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.806124][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.806275][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.806398][ T32] Call trace: [ 1339.806499][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.806613][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.806691][ T32] r4:00000000 [ 1339.806749][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.806840][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.806979][ T32] 1d20: c2d63000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.807135][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.807203][ T32] 1d60: 80070013 ffffffff [ 1339.807264][ T32] r5:80070013 r4:80239bd0 [ 1339.807373][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.807487][ T32] r4:82ac11e4 [ 1339.807566][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.807679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.807733][ T32] r4:e0771dc0 [ 1339.807779][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.807879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.807948][ T32] r4:00000000 [ 1339.808003][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.838821][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.839048][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.839201][ T32] r5:00001000 r4:dfa99000 [ 1339.839259][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.839357][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.839459][ T32] r5:8501338c r4:85013000 [ 1339.839514][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.839625][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.839681][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.839789][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.839873][ T32] r4:847da880 [ 1339.839940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.840070][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.840133][ T32] r4:00000001 [ 1339.840183][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.840308][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.840391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.840459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.840597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1339.841482][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.841794][ T32] r5:85670000 r4:829187f0 [ 1339.841874][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.842465][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1339.843242][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.843986][ T32] r4:85621500 [ 1339.844042][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.844146][ T32] r10:00000000 r9:85621500 r8:8027ed34 r7:eb6c9e60 r6:85621580 r5:85670000 [ 1339.844204][ T32] r4:00000001 [ 1339.844294][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.844384][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1339.844485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.844567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.844638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.844699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.844753][ T32] r4:85627f40 [ 1339.845603][ T32] INFO: task kworker/0:639:5219 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1339.845692][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.845824][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.845967][ T32] Call trace: [ 1339.846046][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.846155][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1339.846238][ T32] r4:00000000 [ 1339.846304][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1339.846713][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1339.847611][ T32] r5:00001000 r4:dfa99000 ** 5 printk messages dropped ** [ 1339.868997][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.869842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.870822][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.871238][ T32] r5:85670c00 r4:829187f0 [ 1339.871327][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.871919][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1339.872631][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.873515][ T32] r10:00000000 r9:85621600 r8:8027ed34 r7:eb779e60 r6:85621680 r5:85670c00 ** 9 printk messages dropped ** [ 1339.875194][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.876181][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1339.876256][ T32] 1d20: c3213000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1339.876358][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1339.876444][ T32] 1d60: 80070013 ffffffff [ 1339.876502][ T32] r5:80070013 r4:80239bd0 [ 1339.876591][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.876771][ T32] r4:82ac11e4 [ 1339.876831][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.876933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1339.876990][ T32] r4:e0771dc0 [ 1339.877035][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.877122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1339.877172][ T32] r4:00000000 [ 1339.877215][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.877422][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.877502][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.877637][ T32] r5:00001000 r4:dfa99000 [ 1339.877696][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.877793][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.877891][ T32] r5:8501338c r4:85013000 [ 1339.877956][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.878068][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.909193][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.909506][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.909573][ T32] r4:847da880 [ 1339.909631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.909918][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.910105][ T32] r4:00000001 [ 1339.910190][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.910955][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.911800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.911888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.912066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.912152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.912925][ T32] r4:8497f8c0 [ 1339.914312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.914451][ T32] INFO: task kworker/0:641:5221 blocked for more than 466 seconds. [ 1339.914538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.914721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.914780][ T32] task:kworker/0:641 state:D stack:0 pid:5221 tgid:5221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.915040][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.915485][ T32] Call trace: [ 1339.915786][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.915925][ T32] r10:829187f4 r9:eb72dd84 r8:00000002 r7:60000113 r6:eb72dd8c r5:85671800 [ 1339.915992][ T32] r4:85671800 [ 1339.916451][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.916553][ T32] r5:85671800 r4:829187f0 [ 1339.916602][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.916847][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.916969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 1339.917032][ T32] r4:00000000 [ 1339.917086][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.917180][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.917276][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.918389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856277c0 [ 1339.951818][ T32] r4:00000000 [ 1339.951929][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1339.952091][ T32] r9:83018005 r8:85671800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1339.952153][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.952267][ T32] r5:00001000 r4:eaeeb000 [ 1339.952327][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.952426][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.952535][ T32] r5:855cff8c r4:855cfc00 [ 1339.952592][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.952700][ T32] r7:dddced40 r6:83018000 r5:855cff8c r4:85621700 [ 1339.952766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.952879][ T32] r10:61c88647 r9:85671800 r8:8562172c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.952953][ T32] r4:85621700 [ 1339.953008][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.953611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.955298][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 13 printk messages dropped ** [ 1339.956479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 9 printk messages dropped ** [ 1339.957403][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 6 printk messages dropped ** [ 1339.957998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.971359][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1339.971586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.971688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.971793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.971878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.971951][ T32] r4:8497f8c0 [ 1339.972044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.972146][ T32] INFO: task kworker/0:642:5224 blocked for more than 466 seconds. [ 1339.972251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.972331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.972422][ T32] task:kworker/0:642 state:D stack:0 pid:5224 tgid:5224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.972562][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.972726][ T32] Call trace: [ 1339.972806][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.972928][ T32] r10:829187f4 r9:eb7b1d84 r8:00000002 r7:60000013 r6:eb7b1d8c r5:85672400 [ 1339.972991][ T32] r4:85672400 [ 1339.973045][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.973149][ T32] r5:85672400 r4:829187f0 [ 1339.973208][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.973305][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.973413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1339.973472][ T32] r4:00000000 [ 1339.973526][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.973692][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1339.973839][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1339.973967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c040 ** 8 printk messages dropped ** [ 1339.974689][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.975794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.977152][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.977901][ T32] 1d20: c39e6000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1339.996776][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.997147][ T32] r5:00001000 r4:dfa99000 [ 1339.997205][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1339.997318][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.997424][ T32] r5:8501338c r4:85013000 [ 1339.997484][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.997604][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1339.997663][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.997769][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.997831][ T32] r4:847da880 [ 1339.997901][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.998021][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1339.998085][ T32] r4:00000001 [ 1340.009095][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.009295][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.009376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.009446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.009542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.009626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.009710][ T32] r4:8497f8c0 [ 1340.009777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.009848][ T32] INFO: task kworker/0:643:5226 blocked for more than 466 seconds. [ 1340.009950][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.010015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.010069][ T32] task:kworker/0:643 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.010193][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.010319][ T32] Call trace: [ 1340.010404][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.010529][ T32] r10:829187f4 r9:eb7cdd84 r8:00000002 r7:60000013 r6:eb7cdd8c r5:85673000 [ 1340.010590][ T32] r4:85673000 [ 1340.010638][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.010727][ T32] r5:85673000 r4:829187f0 [ 1340.010779][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.010880][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.011024][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1340.011170][ T32] r4:00000000 [ 1340.011237][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.011334][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.011442][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.011543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c280 [ 1340.011601][ T32] r4:00000000 [ 1340.011654][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.011764][ T32] r9:83018005 r8:85673000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1340.011837][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.011954][ T32] r5:00001000 r4:eb00f000 [ 1340.012024][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.012115][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.012214][ T32] r5:8511cb8c r4:8511c800 ** 1 printk messages dropped ** [ 1340.012414][ T32] r7:dddced40 r6:83018000 r5:8511cb8c r4:85621900 ** 8 printk messages dropped ** [ 1340.013101][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.014474][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.015224][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1340.015746][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1340.016257][ T32] r5:00001000 r4:dfa99000 ** 5 printk messages dropped ** [ 1340.017181][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.018014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.043220][ T32] INFO: task kworker/0:644:5228 blocked for more than 466 seconds. [ 1340.043300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.043366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.043444][ T32] task:kworker/0:644 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.043617][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.043758][ T32] Call trace: [ 1340.043839][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.043968][ T32] r10:829187f4 r9:eb7bdd84 r8:00000002 r7:60000013 r6:eb7bdd8c r5:85673c00 [ 1340.044028][ T32] r4:85673c00 [ 1340.044079][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.044223][ T32] r5:85673c00 r4:829187f0 [ 1340.044297][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.044396][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.044518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1340.044578][ T32] r4:00000000 [ 1340.044629][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.044719][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.044834][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.044948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c480 [ 1340.045007][ T32] r4:00000000 [ 1340.045076][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.045193][ T32] r9:83018005 r8:85673c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1340.045251][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.045348][ T32] r5:00001000 r4:eb089000 [ 1340.045420][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.045527][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.045650][ T32] r5:8511cf8c r4:8511cc00 [ 1340.045711][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.045813][ T32] r7:dddced40 r6:83018000 r5:8511cf8c r4:85621a00 [ 1340.045859][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.045956][ T32] r10:61c88647 r9:85673c00 r8:85621a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.046001][ T32] r4:85621a00 [ 1340.046044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.046160][ T32] r10:00000000 r9:85621a00 r8:8027ed34 r7:eb7cde60 r6:85621a80 r5:85673c00 [ 1340.046218][ T32] r4:00000001 [ 1340.046285][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.046387][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1340.046472][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.046626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.046712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.046783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1340.047764][ T32] INFO: task kworker/0:644:5228 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 14 printk messages dropped ** [ 1340.060223][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1340.061029][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.061127][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.061237][ T32] r5:8501338c r4:85013000 [ 1340.061294][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.061417][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.061502][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.061611][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.061668][ T32] r4:847da880 [ 1340.061719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.061825][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.061885][ T32] r4:00000001 [ 1340.061974][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.062068][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.062135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.062206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.062296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.062392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.062454][ T32] r4:8497f8c0 [ 1340.062511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.062584][ T32] INFO: task kworker/0:645:5230 blocked for more than 466 seconds. [ 1340.062685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.062771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.062840][ T32] task:kworker/0:645 state:D stack:0 pid:5230 tgid:5230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.063068][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.063226][ T32] Call trace: [ 1340.063326][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.063449][ T32] r10:829187f4 r9:eb7ddd84 r8:00000002 r7:60000013 r6:eb7ddd8c r5:85674800 [ 1340.063515][ T32] r4:85674800 [ 1340.063570][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.063670][ T32] r5:85674800 r4:829187f0 [ 1340.063720][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.063812][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.063930][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1340.063992][ T32] r4:00000000 [ 1340.064045][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1340.064239][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1340.064776][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.065633][ T32] r10:00000000 r9:85621b00 r8:8027ed34 r7:eb7bde60 r6:85621b80 r5:85674800 ** 6 printk messages dropped ** [ 1340.066215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1340.067987][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1340.097882][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1340.098153][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.104257][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1340.105192][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1340.106039][ T32] task:kworker/0:646 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.106739][ T32] r5:85676000 r4:829187f0 [ 1340.106792][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.106892][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.107030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e9e08 [ 1340.107089][ T32] r4:00000000 [ 1340.107143][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.107245][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.107333][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.107431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562cbc0 [ 1340.107488][ T32] r4:00000000 [ 1340.107568][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.107680][ T32] r9:83018005 r8:85676000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1340.107735][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.107834][ T32] r5:00001000 r4:eb3b1000 [ 1340.107945][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.108043][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.123970][ T32] r5:8511df8c r4:8511dc00 [ 1340.124067][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.124223][ T32] r7:dddced40 r6:83018000 r5:8511df8c r4:85621c00 [ 1340.124275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.124385][ T32] r10:61c88647 r9:85676000 r8:85621c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.124448][ T32] r4:85621c00 [ 1340.124533][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.124648][ T32] r10:00000000 r9:85621c00 r8:8027ed34 r7:eb7dde60 r6:85621c80 r5:85676000 [ 1340.124738][ T32] r4:00000001 [ 1340.124789][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.124880][ T32] Exception stack(0xeb7e9fb0 to 0xeb7e9ff8) [ 1340.124968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.125053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.125114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.125191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.125250][ T32] r4:8562c440 [ 1340.126824][ T32] INFO: task kworker/0:646:5232 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.126963][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.127581][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.127711][ T32] Call trace: [ 1340.127799][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.128618][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.147320][ T32] r4:00000000 [ 1340.147418][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.147560][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.148164][ T32] 1d20: c432e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.148357][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.154193][ T32] 1d60: 80070013 ffffffff [ 1340.154291][ T32] r5:80070013 r4:80239bd0 [ 1340.154370][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.154497][ T32] r4:82ac11e4 [ 1340.154560][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.154657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.154709][ T32] r4:e0771dc0 [ 1340.154753][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.154860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.154975][ T32] r4:00000000 [ 1340.155032][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.155153][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.155212][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.155325][ T32] r5:00001000 r4:dfa99000 [ 1340.155379][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.155492][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.155595][ T32] r5:8501338c r4:85013000 [ 1340.155646][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.155750][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.155806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.155908][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.155962][ T32] r4:847da880 [ 1340.156007][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.156107][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.156167][ T32] r4:00000001 [ 1340.156243][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.156334][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 2 printk messages dropped ** [ 1340.156558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.157363][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.157970][ T32] r5:85675400 r4:829187f0 [ 1340.158037][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.172649][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.172851][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1340.173125][ T32] r4:00000000 [ 1340.173199][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.173320][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.173426][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.173528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562cb00 [ 1340.173587][ T32] r4:00000000 [ 1340.173639][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.173769][ T32] r9:83018005 r8:85675400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1340.173855][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.174011][ T32] r5:00001000 r4:eb361000 [ 1340.174114][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.174258][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1340.175275][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.176376][ T32] INFO: task kworker/0:647:5234 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.176467][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.176655][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.176807][ T32] Call trace: [ 1340.176930][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.177046][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 5 printk messages dropped ** [ 1340.177512][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1340.177925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 3 printk messages dropped ** [ 1340.202549][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.203021][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.203967][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.204320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.205398][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1340.205851][ T32] r10:829187f4 r9:eb869d84 r8:00000002 r7:60000113 r6:eb869d8c r5:854d4800 [ 1340.205905][ T32] r4:854d4800 [ 1340.205959][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.206056][ T32] r5:854d4800 r4:829187f0 [ 1340.206104][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.206197][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.206365][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 [ 1340.206430][ T32] r4:00000000 [ 1340.206473][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.206562][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.206655][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.206751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614a00 [ 1340.206810][ T32] r4:00000000 [ 1340.206893][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.207019][ T32] r9:83018205 r8:854d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1340.207078][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.207186][ T32] r5:00001000 r4:eb58b000 [ 1340.207239][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.207412][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.207559][ T32] r5:847e6b8c r4:847e6800 [ 1340.207622][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.207724][ T32] r7:ddde2d40 r6:83018200 r5:847e6b8c r4:85645b00 [ 1340.207780][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.208021][ T32] r10:61c88647 r9:854d4800 r8:85645b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.208164][ T32] r4:85645b00 [ 1340.231190][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1340.231909][ T32] Exception stack(0xeb869fb0 to 0xeb869ff8) ** 5 printk messages dropped ** [ 1340.235391][ T32] INFO: task kworker/1:406:5235 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 9 printk messages dropped ** [ 1340.261520][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1340.262537][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1340.264256][ T32] r5:00001000 r4:dfa99000 ** 5 printk messages dropped ** [ 1340.265460][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.303689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.307494][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.334624][ T32] r5:8481d400 r4:829187f0 [ 1340.334668][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.334951][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.335344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614180 ** 9 printk messages dropped ** [ 1340.336108][ T32] r7:ddde2d40 r6:83018200 r5:847e678c r4:85645c00 ** 5 printk messages dropped ** [ 1340.336566][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.336975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.343568][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 10 printk messages dropped ** [ 1340.344450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 7 printk messages dropped ** [ 1340.345237][ T32] r5:00001000 r4:dfa99000 ** 1 printk messages dropped ** [ 1340.345406][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.345515][ T32] r5:8501338c r4:85013000 [ 1340.345564][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.345672][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.345745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.345848][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.345914][ T32] r4:847da880 [ 1340.345998][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.346121][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.346187][ T32] r4:00000001 [ 1340.346233][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.346314][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.346369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.346435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.346506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.346591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.346648][ T32] r4:8497f8c0 [ 1340.346703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.346774][ T32] INFO: task kworker/0:648:5240 blocked for more than 466 seconds. [ 1340.346875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.346982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.347034][ T32] task:kworker/0:648 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.347168][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.347268][ T32] Call trace: [ 1340.347401][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.347514][ T32] r10:829187f4 r9:eb881d84 r8:00000002 r7:60000013 r6:eb881d8c r5:8554d400 [ 1340.347595][ T32] r4:8554d400 [ 1340.347658][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.347778][ T32] r5:8554d400 r4:829187f0 [ 1340.347843][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.347934][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.348035][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb881e08 [ 1340.368769][ T32] r4:00000000 [ 1340.368953][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.369149][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.369269][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.369374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562cd00 [ 1340.369435][ T32] r4:00000000 [ 1340.369487][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.369618][ T32] r9:83018005 r8:8554d400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1340.369679][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.369785][ T32] r5:00001000 r4:eb415000 [ 1340.369836][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.369930][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.370033][ T32] r5:8511e38c r4:8511e000 [ 1340.370085][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.370232][ T32] r7:dddced40 r6:83018000 r5:8511e38c r4:85621e00 [ 1340.370304][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1340.370525][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.371231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1340.373033][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1340.373864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 5 printk messages dropped ** [ 1340.374336][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1340.375179][ T32] r4:847da880 ** 3 printk messages dropped ** [ 1340.375474][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.376150][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.376863][ T32] r4:85678000 ** 1 printk messages dropped ** [ 1340.377040][ T32] r5:85678000 r4:829187f0 ** 1 printk messages dropped ** [ 1340.377227][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.377988][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1340.402038][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.402782][ T32] r4:8562ca40 ** 3 printk messages dropped ** [ 1340.404086][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.404721][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1340.405546][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.406126][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.407091][ T32] r4:00000001 [ 1340.407142][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.407252][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.407324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.407394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.407459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.407581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.407646][ T32] r4:8497f8c0 [ 1340.407704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.407774][ T32] INFO: task kworker/0:650:5243 blocked for more than 466 seconds. [ 1340.407912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.407980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.408035][ T32] task:kworker/0:650 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.432372][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.432675][ T32] Call trace: [ 1340.432767][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.432896][ T32] r10:829187f4 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:85678c00 [ 1340.432984][ T32] r4:85678c00 [ 1340.433047][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.433173][ T32] r5:85678c00 r4:829187f0 [ 1340.433342][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.433463][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.433587][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 [ 1340.433659][ T32] r4:00000000 [ 1340.433717][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.433812][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.433909][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.434013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562cdc0 [ 1340.434070][ T32] r4:00000000 [ 1340.434124][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.434248][ T32] r9:83018005 r8:85678c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1340.434309][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.434408][ T32] r5:00001000 r4:eb4c5000 [ 1340.434481][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.434580][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.434682][ T32] r5:8511e78c r4:8511e400 [ 1340.434738][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.434869][ T32] r7:dddced40 r6:83018000 r5:8511e78c r4:85621f00 [ 1340.434961][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.435112][ T32] r10:61c88647 r9:85678c00 r8:85621f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.435191][ T32] r4:85621f00 [ 1340.435247][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.435355][ T32] r10:00000000 r9:85621f00 r8:8027ed34 r7:eb889e60 r6:85645e00 r5:85678c00 [ 1340.435415][ T32] r4:00000001 [ 1340.435496][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.435601][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1340.435671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.435743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.435809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.435879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.436016][ T32] r4:8562ca40 [ 1340.436911][ T32] INFO: task kworker/0:650:5243 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.437061][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.437249][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.437379][ T32] Call trace: [ 1340.437463][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.437571][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.437748][ T32] r4:00000000 [ 1340.437870][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.437983][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.438080][ T32] 1d20: c53c9000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.459305][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.459426][ T32] 1d60: 80070013 ffffffff [ 1340.459497][ T32] r5:80070013 r4:80239bd0 [ 1340.459574][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.459724][ T32] r4:82ac11e4 [ 1340.459793][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.459897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.459979][ T32] r4:e0771dc0 [ 1340.460039][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.460144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.460241][ T32] r4:00000000 [ 1340.460409][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.460533][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.460594][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.460701][ T32] r5:00001000 r4:dfa99000 [ 1340.460754][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.460847][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.461105][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1340.462714][ T32] task:kworker/0:651 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1340.465535][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 14 printk messages dropped ** [ 1340.467557][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.496163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.496299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.496592][ T32] r4:8562ce80 [ 1340.497497][ T32] INFO: task kworker/0:651:5245 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.497622][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.497800][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.524815][ T32] Call trace: [ 1340.524986][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.525149][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.525274][ T32] r4:00000000 [ 1340.525352][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.525455][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.525557][ T32] 1d20: c58db000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.525636][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.525701][ T32] 1d60: 80070013 ffffffff [ 1340.525781][ T32] r5:80070013 r4:80239bd0 [ 1340.525842][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.525949][ T32] r4:82ac11e4 [ 1340.526020][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.526126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.526195][ T32] r4:e0771dc0 [ 1340.526263][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.526372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.526433][ T32] r4:00000000 [ 1340.526485][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.526608][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.526663][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1340.527157][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1340.539272][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1340.539760][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.540315][ T32] r5:85679800 r4:829187f0 [ 1340.540384][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.540512][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.540649][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1340.540732][ T32] r4:00000000 [ 1340.540789][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.540902][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.541001][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.541102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c580 [ 1340.541157][ T32] r4:00000000 [ 1340.541218][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.541352][ T32] r9:83018005 r8:85679800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1340.541418][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.541519][ T32] r5:00001000 r4:eb50b000 [ 1340.541590][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1340.542793][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.544294][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.545024][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1340.545476][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1340.546114][ T32] r5:00001000 r4:dfa99000 ** 4 printk messages dropped ** [ 1340.546574][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 4 printk messages dropped ** [ 1340.547060][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1340.547841][ T32] INFO: task kworker/1:408:5250 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1340.572213][ T32] r10:829187f4 r9:eb8a1d84 r8:00000002 r7:60000113 r6:eb8a1d8c r5:8567b000 ** 2 printk messages dropped ** [ 1340.572433][ T32] r5:8567b000 r4:829187f0 [ 1340.572491][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.572755][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.573330][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1340.573924][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1340.574723][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.576311][ T32] Call trace: [ 1340.576394][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.576492][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.576547][ T32] r4:00000000 [ 1340.576593][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.576683][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.576792][ T32] 1d20: c5b31000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.576863][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.576919][ T32] 1d60: 80070013 ffffffff [ 1340.576976][ T32] r5:80070013 r4:80239bd0 [ 1340.577030][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.577121][ T32] r4:82ac11e4 [ 1340.577193][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.577288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.577343][ T32] r4:e0771dc0 [ 1340.577389][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.577506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.577568][ T32] r4:00000000 [ 1340.577617][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.577722][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.577777][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.577888][ T32] r5:00001000 r4:dfa99000 [ 1340.577940][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.578031][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.600063][ T32] r5:8501338c r4:85013000 [ 1340.600257][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.600421][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.600483][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.600613][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.600697][ T32] r4:847da880 [ 1340.600788][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.600906][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.600967][ T32] r4:00000001 [ 1340.601039][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.601136][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.601222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.601294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.601361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.601452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.601514][ T32] r4:8497f8c0 [ 1340.601624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.601730][ T32] INFO: task kworker/1:409:5252 blocked for more than 467 seconds. [ 1340.601811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.601895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.601957][ T32] task:kworker/1:409 state:D stack:0 pid:5252 tgid:5252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.602086][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.602235][ T32] Call trace: [ 1340.602360][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.602475][ T32] r10:829187f4 r9:eb899d84 r8:00000002 r7:60000113 r6:eb899d8c r5:8567c800 [ 1340.602549][ T32] r4:8567c800 [ 1340.602605][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.602702][ T32] r5:8567c800 r4:829187f0 [ 1340.602775][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.602901][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.603062][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 [ 1340.603136][ T32] r4:00000000 [ 1340.603199][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.603297][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.603404][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.603510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563a300 [ 1340.603566][ T32] r4:00000000 [ 1340.603619][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.603732][ T32] r9:83018205 r8:8567c800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1340.603792][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.603890][ T32] r5:00001000 r4:eb71d000 [ 1340.603943][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.604039][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.604167][ T32] r5:847e738c r4:847e7000 [ 1340.604237][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.604349][ T32] r7:ddde2d40 r6:83018200 r5:847e738c r4:8563e080 [ 1340.604399][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.604503][ T32] r10:61c88647 r9:8567c800 r8:8563e0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1340.604791][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.605282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1340.606763][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.606824][ T32] r4:00000000 [ 1340.606877][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.607008][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.607085][ T32] 1d20: c5d33000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.607157][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.607224][ T32] 1d60: 80070013 ffffffff [ 1340.607283][ T32] r5:80070013 r4:80239bd0 [ 1340.607335][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.607437][ T32] r4:82ac11e4 [ 1340.607492][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.607591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.607676][ T32] r4:e0771dc0 [ 1340.607777][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.607901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.607979][ T32] r4:00000000 [ 1340.608031][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.635942][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.636136][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.636300][ T32] r5:00001000 r4:dfa99000 [ 1340.636356][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.636453][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.636550][ T32] r5:8501338c r4:85013000 [ 1340.636598][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.636713][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.636793][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.636903][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.636967][ T32] r4:847da880 [ 1340.637024][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.637143][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.637227][ T32] r4:00000001 [ 1340.637281][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.637365][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.637435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.637503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.637569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.637639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.637695][ T32] r4:8497f8c0 [ 1340.637772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.637849][ T32] INFO: task kworker/0:653:5254 blocked for more than 467 seconds. [ 1340.637941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.638035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.649233][ T32] task:kworker/0:653 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.649553][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.649700][ T32] Call trace: [ 1340.649783][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.649912][ T32] r10:829187f4 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:8567d400 [ 1340.649977][ T32] r4:8567d400 [ 1340.650058][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.650177][ T32] r5:8567d400 r4:829187f0 [ 1340.650234][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.650328][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.650435][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1340.650494][ T32] r4:00000000 [ 1340.650544][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.650662][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.650761][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.650856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626500 [ 1340.650915][ T32] r4:00000000 [ 1340.651003][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.651114][ T32] r9:83018005 r8:8567d400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1340.651234][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.651342][ T32] r5:00001000 r4:eb7b9000 [ 1340.651395][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.651695][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.652382][ T32] r4:00000001 [ 1340.652442][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.652533][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1340.652596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.652663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.652799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.652876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.652931][ T32] r4:8562cf40 [ 1340.653816][ T32] INFO: task kworker/0:653:5254 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.653911][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.654099][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.654239][ T32] Call trace: [ 1340.654321][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.654435][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.654512][ T32] r4:00000000 [ 1340.654595][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.654688][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.654753][ T32] 1d20: c6041000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.654816][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.654873][ T32] 1d60: 80070013 ffffffff [ 1340.654960][ T32] r5:80070013 r4:80239bd0 [ 1340.655043][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.655153][ T32] r4:82ac11e4 [ 1340.655224][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.655326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.655384][ T32] r4:e0771dc0 [ 1340.655457][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.655560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.655620][ T32] r4:00000000 [ 1340.655673][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.655801][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.655876][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.655977][ T32] r5:00001000 r4:dfa99000 [ 1340.656060][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.656172][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.656287][ T32] r5:8501338c r4:85013000 [ 1340.656340][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.656458][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.656510][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.656618][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.656674][ T32] r4:847da880 ** 3 printk messages dropped ** [ 1340.657034][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.657694][ T32] INFO: task kworker/1:410:5255 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.689625][ T32] r5:8567e000 r4:829187f0 [ 1340.689680][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.689777][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.689993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1340.690069][ T32] r4:00000000 [ 1340.690119][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.690221][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.690348][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.690453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563a4c0 [ 1340.690524][ T32] r4:00000000 [ 1340.690606][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.690768][ T32] r9:83018205 r8:8567e000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1340.690833][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.690967][ T32] r5:00001000 r4:eb761000 [ 1340.691024][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.691143][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.691286][ T32] r5:847e778c r4:847e7400 [ 1340.691344][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.691455][ T32] r7:ddde2d40 r6:83018200 r5:847e778c r4:8563e200 [ 1340.691511][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.691636][ T32] r10:61c88647 r9:8567e000 r8:8563e22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.691697][ T32] r4:8563e200 [ 1340.691749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.691854][ T32] r10:00000000 r9:8563e200 r8:8027ed34 r7:eb899e60 r6:8563e280 r5:8567e000 [ 1340.691916][ T32] r4:00000001 [ 1340.691970][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.692056][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1340.692129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.692207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.692275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.692369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.692447][ T32] r4:8563a180 [ 1340.693304][ T32] INFO: task kworker/1:410:5255 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.693427][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.693608][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.693744][ T32] Call trace: [ 1340.693869][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.693996][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.694055][ T32] r4:00000000 [ 1340.694105][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.694211][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.694284][ T32] 1d20: c63f7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.694355][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.694439][ T32] 1d60: 80070013 ffffffff [ 1340.694502][ T32] r5:80070013 r4:80239bd0 [ 1340.694553][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.694654][ T32] r4:82ac11e4 [ 1340.694707][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.694806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.694863][ T32] r4:e0771dc0 [ 1340.694910][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.695036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.695092][ T32] r4:00000000 [ 1340.695172][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.695285][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.695389][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.695509][ T32] r5:00001000 r4:dfa99000 [ 1340.695561][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.695655][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.695750][ T32] r5:8501338c r4:85013000 [ 1340.695805][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.695929][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.695986][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.696117][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.696211][ T32] r4:847da880 [ 1340.696282][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.696447][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.696503][ T32] r4:00000001 [ 1340.696571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.696683][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.696775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.696865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.696942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.697010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.697067][ T32] r4:8497f8c0 [ 1340.697125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.697199][ T32] INFO: task kworker/1:411:5257 blocked for more than 467 seconds. [ 1340.697275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.697338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.697423][ T32] task:kworker/1:411 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.697597][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.697727][ T32] Call trace: [ 1340.697808][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.697905][ T32] r10:829187f4 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:8567ec00 [ 1340.697985][ T32] r4:8567ec00 [ 1340.698043][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.719129][ T32] r5:8567ec00 r4:829187f0 [ 1340.719438][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.719551][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.719613][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [ 1340.719643][ T32] r4:00000000 [ 1340.719667][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.719711][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.719758][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.719865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654bc0 [ 1340.719911][ T32] r4:00000000 [ 1340.719961][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.720021][ T32] r9:83018205 r8:8567ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1340.720048][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.720101][ T32] r5:00001000 r4:eb1f1000 [ 1340.720150][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.720208][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.720366][ T32] r7:ddde2d40 r6:83018200 r5:8569438c r4:8563e300 ** 4 printk messages dropped ** [ 1340.720730][ T32] r10:00000000 r9:8563e300 r8:8027ed34 r7:eb875e60 r6:8563e380 r5:8567ec00 ** 4 printk messages dropped ** [ 1340.720992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.721704][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.722266][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 2 printk messages dropped ** [ 1340.722344][ T32] 1d60: 80070013 ffffffff [ 1340.722368][ T32] r5:80070013 r4:80239bd0 [ 1340.722388][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.722451][ T32] r4:82ac11e4 [ 1340.722513][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.722582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.722657][ T32] r4:e0771dc0 [ 1340.722705][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.722774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.722805][ T32] r4:00000000 [ 1340.722824][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.722869][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.722913][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.722988][ T32] r5:00001000 r4:dfa99000 [ 1340.723046][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.723088][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.723227][ T32] r5:8501338c r4:85013000 [ 1340.723251][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.723298][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.723319][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.723362][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.723383][ T32] r4:847da880 [ 1340.723402][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.723444][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.723483][ T32] r4:00000001 [ 1340.723505][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.723565][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.723625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.723688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.723750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.723792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.723819][ T32] r4:8497f8c0 [ 1340.723841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.724006][ T32] INFO: task kworker/1:412:5260 blocked for more than 467 seconds. [ 1340.724046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.724077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.724100][ T32] task:kworker/1:412 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.724223][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.724295][ T32] Call trace: [ 1340.724326][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.724395][ T32] r10:829187f4 r9:eb8b1d84 r8:00000002 r7:60000113 r6:eb8b1d8c r5:854d2400 [ 1340.724420][ T32] r4:854d2400 [ 1340.724441][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.724481][ T32] r5:854d2400 r4:829187f0 [ 1340.724550][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.724593][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.724638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 [ 1340.724660][ T32] r4:00000000 [ 1340.724704][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.724745][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.724815][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.724860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563ab80 [ 1340.724882][ T32] r4:00000000 [ 1340.724924][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.724979][ T32] r9:83018205 r8:854d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.725001][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.725063][ T32] r5:00001000 r4:eb85d000 [ 1340.725127][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.725169][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.725221][ T32] r5:847e7b8c r4:847e7800 [ 1340.725272][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.725318][ T32] r7:ddde2d40 r6:83018200 r5:847e7b8c r4:8563e400 [ 1340.725379][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.725450][ T32] r10:61c88647 r9:854d2400 r8:8563e42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.725477][ T32] r4:8563e400 [ 1340.725534][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.725587][ T32] r10:00000000 r9:8563e400 r8:8027ed34 r7:eb8a5e60 r6:8563e480 r5:854d2400 [ 1340.725633][ T32] r4:00000001 [ 1340.725742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.725802][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) [ 1340.725860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.725916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.725950][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.726008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.726039][ T32] r4:8563a540 [ 1340.726403][ T32] INFO: task kworker/1:412:5260 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.726439][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.726575][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.726620][ T32] Call trace: [ 1340.726749][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.726799][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.726823][ T32] r4:00000000 [ 1340.726869][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.726974][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.727010][ T32] 1d20: c6415000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.727038][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.727060][ T32] 1d60: 80070013 ffffffff [ 1340.727082][ T32] r5:80070013 r4:80239bd0 [ 1340.727118][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.727162][ T32] r4:82ac11e4 [ 1340.727186][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.727227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.727264][ T32] r4:e0771dc0 [ 1340.727285][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.727367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.727394][ T32] r4:00000000 [ 1340.727413][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.727524][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.727550][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.727673][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.727948][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1340.749289][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.749504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1340.749758][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.750144][ T32] r5:854d8000 r4:829187f0 [ 1340.750191][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.750236][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.750281][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 [ 1340.750303][ T32] r4:00000000 [ 1340.750322][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.750360][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.750430][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.750484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626400 [ 1340.750507][ T32] r4:00000000 [ 1340.750551][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.750602][ T32] r9:83018005 r8:854d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1340.750715][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.750762][ T32] r5:00001000 r4:eb78d000 [ 1340.750833][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.750879][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.750948][ T32] r5:8511f78c r4:8511f400 [ 1340.750974][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.751022][ T32] r7:dddced40 r6:83018000 r5:8511f78c r4:8563c180 [ 1340.751066][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.751116][ T32] r10:61c88647 r9:854d8000 r8:8563c1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.751139][ T32] r4:8563c180 [ 1340.751159][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.751205][ T32] r10:00000000 r9:8563c180 r8:8027ed34 r7:eb86de60 r6:8563e500 r5:854d8000 [ 1340.751242][ T32] r4:00000001 [ 1340.751288][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.751332][ T32] Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) [ 1340.751409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.751467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.751497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.751526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.751548][ T32] r4:856264c0 [ 1340.752019][ T32] INFO: task kworker/0:654:5262 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.752080][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.752226][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.752274][ T32] Call trace: [ 1340.752360][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.752411][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.752435][ T32] r4:00000000 [ 1340.752454][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.752491][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.752521][ T32] 1d20: c690a000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.752550][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.752588][ T32] 1d60: 80070013 ffffffff [ 1340.752664][ T32] r5:80070013 r4:80239bd0 [ 1340.752711][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.752781][ T32] r4:82ac11e4 [ 1340.752804][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.752847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.752897][ T32] r4:e0771dc0 [ 1340.752919][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.752986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.753012][ T32] r4:00000000 [ 1340.753033][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.753078][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.753122][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.753173][ T32] r5:00001000 r4:dfa99000 [ 1340.753222][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.753291][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.753373][ T32] r5:8501338c r4:85013000 [ 1340.753402][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.753449][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.753470][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.753515][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.753555][ T32] r4:847da880 [ 1340.753687][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.753736][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.753782][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.753927][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.754049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1340.754493][ T32] task:kworker/0:655 state:D stack:0 pid:5263 tgid:5263 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.754768][ T32] r5:854d8c00 r4:829187f0 [ 1340.754810][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.754855][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.754900][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1340.754922][ T32] r4:00000000 [ 1340.754966][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.755006][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.755040][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.755112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626780 [ 1340.755139][ T32] r4:00000000 [ 1340.755209][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.755292][ T32] r9:83018005 r8:854d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1340.755318][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.755399][ T32] r5:00001000 r4:eb8d5000 [ 1340.755422][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.755486][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.755531][ T32] r5:856a438c r4:856a4000 [ 1340.755552][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.755596][ T32] r7:dddced40 r6:83018000 r5:856a438c r4:8563c200 [ 1340.755617][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.755707][ T32] r10:61c88647 r9:854d8c00 r8:8563c22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.755734][ T32] r4:8563c200 [ 1340.755753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.755821][ T32] r10:00000000 r9:8563c200 r8:8027ed34 r7:eb86de60 r6:8563e580 r5:854d8c00 [ 1340.755887][ T32] r4:00000001 [ 1340.755910][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.755969][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) [ 1340.755999][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.756027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.756053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.756082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.756104][ T32] r4:856264c0 [ 1340.756410][ T32] INFO: task kworker/0:655:5263 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.756444][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.756506][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.756552][ T32] Call trace: [ 1340.756650][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.756708][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.756750][ T32] r4:00000000 [ 1340.756794][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.756837][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.756890][ T32] 1d20: c690a000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.756922][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.756945][ T32] 1d60: 80070013 ffffffff [ 1340.757009][ T32] r5:80070013 r4:80239bd0 [ 1340.757032][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.757073][ T32] r4:82ac11e4 [ 1340.757092][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.757160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.757216][ T32] r4:e0771dc0 [ 1340.757239][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.757281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.757302][ T32] r4:00000000 [ 1340.757321][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.757365][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.757386][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.757452][ T32] r5:00001000 r4:dfa99000 [ 1340.757477][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.757541][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.757586][ T32] r5:8501338c r4:85013000 [ 1340.757607][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.757652][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.757696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.757745][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.757767][ T32] r4:847da880 [ 1340.757810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.757858][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.757904][ T32] r4:00000001 [ 1340.757927][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.757961][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.757986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.758013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.758063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.780757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.780803][ T32] r4:8497f8c0 [ 1340.780856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.780910][ T32] INFO: task kworker/0:656:5266 blocked for more than 467 seconds. [ 1340.780972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.781001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.781038][ T32] task:kworker/0:656 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.781113][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.781192][ T32] Call trace: [ 1340.781231][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.781304][ T32] r10:829187f4 r9:eb8cdd84 r8:00000002 r7:60000113 r6:eb8cdd8c r5:854db000 [ 1340.781332][ T32] r4:854db000 [ 1340.781378][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.781423][ T32] r5:854db000 r4:829187f0 [ 1340.781443][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.781528][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.781609][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1340.781638][ T32] r4:00000000 [ 1340.781660][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.781699][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.781738][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.781779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626680 [ 1340.781802][ T32] r4:00000000 [ 1340.781822][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.781868][ T32] r9:83018005 r8:854db000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1340.781890][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.781980][ T32] r5:00001000 r4:eb8c9000 [ 1340.782007][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.782047][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.782087][ T32] r5:8511ff8c r4:8511fc00 [ 1340.782156][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.782214][ T32] r7:dddced40 r6:83018000 r5:8511ff8c r4:8563c100 [ 1340.782236][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.782379][ T32] r10:61c88647 r9:854db000 r8:8563c12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.782406][ T32] r4:8563c100 [ 1340.782473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.782523][ T32] r10:00000000 r9:8563c100 r8:8027ed34 r7:eb8bde60 r6:8563e600 r5:854db000 [ 1340.782546][ T32] r4:00000001 [ 1340.782564][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.782599][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1340.782626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.782653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.782821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.782859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.782881][ T32] r4:85626340 [ 1340.783379][ T32] INFO: task kworker/0:656:5266 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.783530][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.783624][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.783674][ T32] Call trace: [ 1340.783704][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.783751][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.783844][ T32] r4:00000000 [ 1340.783868][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.783954][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.784012][ T32] 1d20: c6d27000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.784043][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.784066][ T32] 1d60: 80070013 ffffffff [ 1340.784090][ T32] r5:80070013 r4:80239bd0 [ 1340.784185][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.784254][ T32] r4:82ac11e4 [ 1340.784303][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.784349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.784382][ T32] r4:e0771dc0 [ 1340.784404][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.784474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.784500][ T32] r4:00000000 [ 1340.784530][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.784650][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.784684][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.784791][ T32] r5:00001000 r4:dfa99000 [ 1340.784863][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.784906][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.784947][ T32] r5:8501338c r4:85013000 [ 1340.784990][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.785040][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.785062][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.785106][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.785142][ T32] r4:847da880 [ 1340.785167][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1340.785286][ T32] r4:00000001 [ 1340.785309][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.785391][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.785517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.785588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.785617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.785644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.785713][ T32] r4:8497f8c0 [ 1340.785736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.785841][ T32] INFO: task kworker/0:657:5268 blocked for more than 467 seconds. [ 1340.785874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.785922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.785947][ T32] task:kworker/0:657 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.786285][ T32] r5:854dbc00 r4:829187f0 [ 1340.786305][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.786342][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.786411][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 ** 3 printk messages dropped ** [ 1340.786603][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1340.787096][ T32] r5:00001000 r4:eb8f9000 ** 2 printk messages dropped ** [ 1340.787221][ T32] r5:856a4b8c r4:856a4800 ** 3 printk messages dropped ** [ 1340.787439][ T32] r10:61c88647 r9:854dbc00 r8:8563c2ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1340.787558][ T32] r4:00000001 [ 1340.787577][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.787612][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 1340.787638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.787668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.787722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.787779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.787804][ T32] r4:85626700 [ 1340.805619][ T32] INFO: task kworker/0:657:5268 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.805783][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.805863][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.805975][ T32] Call trace: [ 1340.806011][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.806070][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.806106][ T32] r4:00000000 [ 1340.806130][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.806198][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.806262][ T32] 1d20: c7236000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.806295][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.806320][ T32] 1d60: 80070013 ffffffff [ 1340.806343][ T32] r5:80070013 r4:80239bd0 [ 1340.806362][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.806404][ T32] r4:82ac11e4 [ 1340.806424][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.806465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.806486][ T32] r4:e0771dc0 [ 1340.806529][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.806576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.806600][ T32] r4:00000000 [ 1340.806618][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.806663][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.806712][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.806855][ T32] r5:00001000 r4:dfa99000 [ 1340.806892][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.806972][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.807020][ T32] r5:8501338c r4:85013000 [ 1340.807040][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.807086][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.807107][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.807439][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.807468][ T32] r4:847da880 [ 1340.807513][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.807562][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.807595][ T32] r4:00000001 [ 1340.807656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.807708][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.807736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.807809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.807951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1340.818566][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.818951][ T32] r5:854dd400 r4:829187f0 [ 1340.818988][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.819032][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.819078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 1340.819101][ T32] r4:00000000 [ 1340.819133][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.819185][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.819228][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1340.819369][ T32] r9:83018205 r8:854dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 6 printk messages dropped ** [ 1340.819688][ T32] r7:ddde2d40 r6:83018200 r5:844da38c r4:8563e700 ** 2 printk messages dropped ** [ 1340.819803][ T32] r4:8563e700 ** 2 printk messages dropped ** [ 1340.819913][ T32] r4:00000001 [ 1340.819932][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.819967][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1340.819993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.820035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.820113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.820149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.820290][ T32] r4:8563adc0 [ 1340.820789][ T32] INFO: task kworker/1:413:5270 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.820854][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.821267][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.821319][ T32] Call trace: [ 1340.821350][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.821398][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.821498][ T32] r4:00000000 [ 1340.821522][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.821562][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.821591][ T32] 1d20: c747c000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.821621][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.821644][ T32] 1d60: 80070013 ffffffff [ 1340.821666][ T32] r5:80070013 r4:80239bd0 [ 1340.821685][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.821724][ T32] r4:82ac11e4 [ 1340.821816][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.821862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.821907][ T32] r4:e0771dc0 [ 1340.821931][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.821975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.821997][ T32] r4:00000000 [ 1340.822017][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.822061][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.822084][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.822126][ T32] r5:00001000 r4:dfa99000 [ 1340.822146][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.822184][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.822223][ T32] r5:8501338c r4:85013000 [ 1340.822242][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.822286][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.822309][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.822353][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.822376][ T32] r4:847da880 [ 1340.822395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.822438][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.822472][ T32] r4:00000001 [ 1340.822694][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.822779][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.822834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.822866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.822898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.823030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.823057][ T32] r4:8497f8c0 [ 1340.823079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.823108][ T32] INFO: task kworker/0:658:5271 blocked for more than 467 seconds. [ 1340.823178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.823207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.823240][ T32] task:kworker/0:658 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.823315][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.823363][ T32] Call trace: [ 1340.823397][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.823443][ T32] r10:829187f4 r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:854d9800 [ 1340.823465][ T32] r4:854d9800 [ 1340.823484][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.823546][ T32] r5:854d9800 r4:829187f0 [ 1340.823570][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.823614][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.823696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1340.823815][ T32] r4:00000000 [ 1340.824011][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.824116][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.824163][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.824230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626640 [ 1340.824299][ T32] r4:00000000 [ 1340.824369][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.824423][ T32] r9:83018005 r8:854d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1340.824445][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.824510][ T32] r5:00001000 r4:eb8e5000 [ 1340.824533][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.824607][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.824656][ T32] r5:856a478c r4:856a4400 [ 1340.824718][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.824790][ T32] r7:dddced40 r6:83018000 r5:856a478c r4:8563c380 [ 1340.824813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.824858][ T32] r10:61c88647 r9:854d9800 r8:8563c3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.824879][ T32] r4:8563c380 [ 1340.824904][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1340.824975][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.825171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.825608][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1340.825743][ T32] Call trace: [ 1340.825804][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.825890][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.825963][ T32] r4:00000000 [ 1340.825986][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.826024][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.826116][ T32] 1d20: c747c000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.826150][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.826197][ T32] 1d60: 80070013 ffffffff [ 1340.826223][ T32] r5:80070013 r4:80239bd0 [ 1340.826242][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.826283][ T32] r4:82ac11e4 [ 1340.826403][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.826472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.826526][ T32] r4:e0771dc0 [ 1340.826568][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.826636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.826662][ T32] r4:00000000 [ 1340.826694][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.826743][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.826774][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.826816][ T32] r5:00001000 r4:dfa99000 [ 1340.826836][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.826873][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.826946][ T32] r5:8501338c r4:85013000 [ 1340.826980][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.827059][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.827115][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.827166][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.827189][ T32] r4:847da880 [ 1340.827369][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.827419][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.827441][ T32] r4:00000001 [ 1340.827464][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.827538][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.827614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.827657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.827748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.827810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.827834][ T32] r4:8497f8c0 [ 1340.827854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.827879][ T32] INFO: task kworker/0:659:5273 blocked for more than 467 seconds. [ 1340.827940][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.827968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.827999][ T32] task:kworker/0:659 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.828151][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.852912][ T32] Call trace: [ 1340.852981][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.853045][ T32] r10:829187f4 r9:eb901d84 r8:00000002 r7:60000113 r6:eb901d8c r5:854dec00 [ 1340.853069][ T32] r4:854dec00 [ 1340.853089][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.853153][ T32] r5:854dec00 r4:829187f0 [ 1340.853223][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.853270][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.853316][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 [ 1340.853337][ T32] r4:00000000 [ 1340.853356][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.853439][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.853483][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.853621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626bc0 [ 1340.853646][ T32] r4:00000000 [ 1340.853667][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.853748][ T32] r9:83018005 r8:854dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1340.853798][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.853994][ T32] r5:00001000 r4:eb909000 ** 1 printk messages dropped ** [ 1340.854102][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.854336][ T32] r10:61c88647 r9:854dec00 r8:8563c32c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1340.854511][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.854658][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.855285][ T32] INFO: task kworker/0:659:5273 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 4 printk messages dropped ** [ 1340.855668][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.855717][ T32] r4:00000000 [ 1340.855742][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.855808][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.855842][ T32] 1d20: c775f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.855870][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.855897][ T32] 1d60: 80070013 ffffffff [ 1340.855922][ T32] r5:80070013 r4:80239bd0 [ 1340.855941][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.855981][ T32] r4:82ac11e4 [ 1340.856049][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.856095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.856173][ T32] r4:e0771dc0 [ 1340.856220][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.856265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.856359][ T32] r4:00000000 [ 1340.856387][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.856449][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.856532][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.856618][ T32] r5:00001000 r4:dfa99000 [ 1340.856641][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.856751][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.856822][ T32] r5:8501338c r4:85013000 [ 1340.856848][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.856899][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.856993][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.857042][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.857064][ T32] r4:847da880 [ 1340.857084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.857128][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.857174][ T32] r4:00000001 [ 1340.857221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.857258][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.857284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.857310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.857338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.857365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.857386][ T32] r4:8497f8c0 [ 1340.857429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.857472][ T32] INFO: task kworker/0:660:5275 blocked for more than 467 seconds. [ 1340.857507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.857532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.857564][ T32] task:kworker/0:660 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.857644][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.857701][ T32] Call trace: [ 1340.857893][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.857943][ T32] r10:829187f4 r9:eb919d84 r8:00000002 r7:60000013 r6:eb919d8c r5:854da400 [ 1340.857967][ T32] r4:854da400 [ 1340.857986][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.858025][ T32] r5:854da400 r4:829187f0 [ 1340.858134][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.871046][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.871118][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1340.871143][ T32] r4:00000000 [ 1340.871163][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.871226][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.871310][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.871372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626cc0 [ 1340.871439][ T32] r4:00000000 [ 1340.871487][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.871561][ T32] r9:83018005 r8:854da400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1340.871587][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.871654][ T32] r5:00001000 r4:eb915000 [ 1340.871694][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.871737][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.871780][ T32] r5:856a538c r4:856a5000 [ 1340.871800][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.871846][ T32] r7:dddced40 r6:83018000 r5:856a538c r4:8563c400 [ 1340.871894][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.871945][ T32] r10:61c88647 r9:854da400 r8:8563c42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.871991][ T32] r4:8563c400 [ 1340.872016][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.872105][ T32] r10:00000000 r9:8563c400 r8:8027ed34 r7:eb901e60 r6:8563e900 r5:854da400 [ 1340.872179][ T32] r4:00000001 [ 1340.872202][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.872237][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) [ 1340.872266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.872294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.872325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.872981][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1340.873662][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1340.873845][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1340.874347][ T32] r5:00001000 r4:dfa99000 ** 7 printk messages dropped ** [ 1340.874953][ T32] r4:847da880 ** 1 printk messages dropped ** [ 1340.875048][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.875071][ T32] r4:00000001 [ 1340.875090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.875130][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.875158][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.875209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.875239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.875368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.875393][ T32] r4:8497f8c0 [ 1340.875414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.875439][ T32] INFO: task kworker/0:661:5277 blocked for more than 467 seconds. [ 1340.875468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.875492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.875513][ T32] task:kworker/0:661 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.875558][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.875626][ T32] Call trace: [ 1340.875656][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.875700][ T32] r10:829187f4 r9:eb929d84 r8:00000002 r7:60000013 r6:eb929d8c r5:854dc800 [ 1340.875723][ T32] r4:854dc800 [ 1340.875790][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.875838][ T32] r5:854dc800 r4:829187f0 [ 1340.875858][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.875902][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.875972][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1340.875998][ T32] r4:00000000 [ 1340.876128][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.876193][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.876233][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.876273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564fe00 [ 1340.876297][ T32] r4:00000000 [ 1340.876386][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.876574][ T32] r9:83018005 r8:854dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1340.876599][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.876640][ T32] r5:00001000 r4:eb1b9000 [ 1340.876751][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.876814][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.876868][ T32] r5:856a878c r4:856a8400 [ 1340.877063][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.877125][ T32] r7:dddced40 r6:83018000 r5:856a878c r4:8563c480 [ 1340.877148][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.877201][ T32] r10:61c88647 r9:854dc800 r8:8563c4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.877222][ T32] r4:8563c480 [ 1340.877241][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.877401][ T32] r10:00000000 r9:8563c480 r8:8027ed34 r7:eb919e60 r6:8563e980 r5:854dc800 [ 1340.877426][ T32] r4:00000001 [ 1340.877463][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.877523][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1340.877562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.877607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.877636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.877749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.877774][ T32] r4:85626a00 [ 1340.878019][ T32] INFO: task kworker/0:661:5277 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.878077][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.900926][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.900986][ T32] Call trace: [ 1340.901083][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.901140][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.901164][ T32] r4:00000000 [ 1340.901196][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.901239][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.901270][ T32] 1d20: c7fe2000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.901312][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.901339][ T32] 1d60: 80070013 ffffffff [ 1340.901362][ T32] r5:80070013 r4:80239bd0 [ 1340.901441][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.901486][ T32] r4:82ac11e4 [ 1340.901506][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.901559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.901586][ T32] r4:e0771dc0 [ 1340.901606][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1340.901685][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.901773][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1340.901943][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1340.902134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1340.902396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.902450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.902471][ T32] r4:8497f8c0 [ 1340.902494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.902521][ T32] INFO: task kworker/0:662:5279 blocked for more than 467 seconds. [ 1340.902575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.902631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.902656][ T32] task:kworker/0:662 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.902761][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.902806][ T32] Call trace: [ 1340.902900][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.902960][ T32] r10:829187f4 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:854de000 [ 1340.903008][ T32] r4:854de000 [ 1340.903055][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.903101][ T32] r5:854de000 r4:829187f0 [ 1340.903137][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.903180][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.903239][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1340.903264][ T32] r4:00000000 [ 1340.903284][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.903321][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.903356][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.903394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626e40 [ 1340.903416][ T32] r4:00000000 [ 1340.903447][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.903494][ T32] r9:83018005 r8:854de000 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1340.903517][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.903558][ T32] r5:00001000 r4:dfbc9000 [ 1340.903578][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.903616][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.903656][ T32] r5:856a578c r4:856a5400 [ 1340.903674][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.903718][ T32] r7:dddced40 r6:83018000 r5:856a578c r4:8563c500 [ 1340.903738][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.903780][ T32] r10:61c88647 r9:854de000 r8:8563c52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.903802][ T32] r4:8563c500 [ 1340.903820][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.903862][ T32] r10:00000000 r9:8563c500 r8:8027ed34 r7:eb929e60 r6:8563ea00 r5:854de000 [ 1340.903891][ T32] r4:00000001 [ 1340.903911][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.903945][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1340.903970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.903998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.904024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.904065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.904121][ T32] r4:85626b00 [ 1340.904691][ T32] INFO: task kworker/0:662:5279 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1340.904808][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.904951][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.905077][ T32] Call trace: [ 1340.905149][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.905254][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1340.905313][ T32] r4:00000000 [ 1340.905386][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.905492][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1340.905585][ T32] 1d20: c7fe2000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1340.905673][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1340.905752][ T32] 1d60: 80070013 ffffffff [ 1340.905815][ T32] r5:80070013 r4:80239bd0 [ 1340.905866][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.905975][ T32] r4:82ac11e4 [ 1340.906029][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.906125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.906202][ T32] r4:e0771dc0 [ 1340.906263][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.906390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.906466][ T32] r4:00000000 [ 1340.906519][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.906625][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.906675][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.906769][ T32] r5:00001000 r4:dfa99000 [ 1340.906816][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.906912][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.907022][ T32] r5:8501338c r4:85013000 [ 1340.907067][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.907170][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.907222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.907325][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.907392][ T32] r4:847da880 [ 1340.907444][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.907545][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.907597][ T32] r4:00000001 [ 1340.907661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.907780][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.907874][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.907953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.908016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.908079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.929320][ T32] r4:8497f8c0 [ 1340.929429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.929495][ T32] INFO: task kworker/0:663:5283 blocked for more than 467 seconds. [ 1340.929567][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.929629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.929706][ T32] task:kworker/0:663 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.929867][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.930019][ T32] Call trace: [ 1340.930101][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.930209][ T32] r10:829187f4 r9:eb67dd84 r8:00000002 r7:60000113 r6:eb67dd8c r5:854d6c00 [ 1340.930305][ T32] r4:854d6c00 [ 1340.930373][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.930514][ T32] r5:854d6c00 r4:829187f0 [ 1340.930538][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.930580][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.930638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 [ 1340.930663][ T32] r4:00000000 [ 1340.930682][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.930722][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1340.930760][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.930800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626f40 [ 1340.930925][ T32] r4:00000000 [ 1340.930982][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.931110][ T32] r9:83018005 r8:854d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1340.931139][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.931242][ T32] r5:00001000 r4:dfeb5000 [ 1340.931266][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.931307][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.931347][ T32] r5:856a5b8c r4:856a5800 [ 1340.931366][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.931444][ T32] r7:dddced40 r6:83018000 r5:856a5b8c r4:8563c580 [ 1340.931526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.931640][ T32] r10:61c88647 r9:854d6c00 r8:8563c5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.931699][ T32] r4:8563c580 [ 1340.931830][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.931880][ T32] r10:00000000 r9:8563c580 r8:8027ed34 r7:eb929e60 r6:8563ea80 r5:854d6c00 [ 1340.932008][ T32] r4:00000001 [ 1340.932236][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.932303][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 1340.932335][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.932396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.932592][ T32] r4:85626d40 ** 5 printk messages dropped ** [ 1340.933557][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1340.934028][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1340.934231][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1340.935119][ T32] r4:847da880 ** 5 printk messages dropped ** [ 1340.935581][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.936215][ T32] task:kworker/0:664 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.937461][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.937986][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.965439][ T32] r10:00000000 r9:8563c680 r8:8027ed34 r7:eb929e60 r6:8563eb00 r5:854e0000 ** 9 printk messages dropped ** [ 1340.972954][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.975010][ T32] r4:82ac11e4 [ 1340.975079][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.976054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1340.976130][ T32] r4:e0771dc0 [ 1340.976179][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1340.976298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1340.976385][ T32] r4:00000000 [ 1340.976458][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1340.976565][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.976649][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.976768][ T32] r5:00001000 r4:dfa99000 [ 1340.976868][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1340.976982][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.977080][ T32] r5:8501338c r4:85013000 [ 1340.977190][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.977341][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1340.977400][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.977539][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.977599][ T32] r4:847da880 [ 1340.977709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.977821][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1340.977876][ T32] r4:00000001 [ 1340.977937][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.978023][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1340.978086][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.996346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.996535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.996612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.996655][ T32] r4:8497f8c0 [ 1340.996697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.996764][ T32] INFO: task kworker/0:665:5286 blocked for more than 467 seconds. [ 1340.996805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.996855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.996911][ T32] task:kworker/0:665 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.997022][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.997129][ T32] Call trace: [ 1340.997208][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.997364][ T32] r10:829187f4 r9:eb7f1d84 r8:00000002 r7:60000013 r6:eb7f1d8c r5:854e1800 [ 1340.997430][ T32] r4:854e1800 [ 1340.997520][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.997637][ T32] r5:854e1800 r4:829187f0 [ 1340.997682][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.997816][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.997921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1340.997971][ T32] r4:00000000 [ 1340.998011][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.012538][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.012768][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.012893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564f040 [ 1341.013008][ T32] r4:00000000 [ 1341.013065][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.013196][ T32] r9:83018005 r8:854e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1341.013354][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.013483][ T32] r5:00001000 r4:eaab3000 [ 1341.013579][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.013666][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.013760][ T32] r5:856a638c r4:856a6000 [ 1341.013803][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.013901][ T32] r7:dddced40 r6:83018000 r5:856a638c r4:8563c600 [ 1341.014045][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.014144][ T32] r10:61c88647 r9:854e1800 r8:8563c62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.014197][ T32] r4:8563c600 [ 1341.014242][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.014387][ T32] r10:00000000 r9:8563c600 r8:8027ed34 r7:eb929e60 r6:8563eb80 r5:854e1800 [ 1341.014436][ T32] r4:00000001 [ 1341.014468][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.014507][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1341.014564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.014630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.014691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.014733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1341.015590][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1341.016115][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.016173][ T32] r4:00000000 [ 1341.016218][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.016297][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.016363][ T32] 1d20: c8d40000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.016439][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.016519][ T32] 1d60: 80070013 ffffffff [ 1341.016568][ T32] r5:80070013 r4:80239bd0 [ 1341.016607][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.016692][ T32] r4:82ac11e4 [ 1341.016761][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.016849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.016903][ T32] r4:e0771dc0 [ 1341.016957][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.017043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.017090][ T32] r4:00000000 [ 1341.017150][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.017244][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.017298][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.017409][ T32] r5:00001000 r4:dfa99000 [ 1341.017437][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.017480][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.017573][ T32] r5:8501338c r4:85013000 [ 1341.017609][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.017679][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.017743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.017863][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.017917][ T32] r4:847da880 [ 1341.017950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.018044][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.028757][ T32] r4:00000001 [ 1341.028895][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.029016][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.029092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.029151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.029212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.029271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.029314][ T32] r4:8497f8c0 [ 1341.029369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.029429][ T32] INFO: task kworker/0:666:5288 blocked for more than 467 seconds. [ 1341.029494][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.029526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.029576][ T32] task:kworker/0:666 state:D stack:0 pid:5288 tgid:5288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.029684][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.029791][ T32] Call trace: [ 1341.029843][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.029941][ T32] r10:829187f4 r9:eb92dd84 r8:00000002 r7:60000013 r6:eb92dd8c r5:854e0c00 [ 1341.030009][ T32] r4:854e0c00 [ 1341.030085][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.030178][ T32] r5:854e0c00 r4:829187f0 [ 1341.030220][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.030307][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.030396][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 ** 2 printk messages dropped ** [ 1341.030580][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1341.031020][ T32] r9:83018005 r8:854e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1341.031444][ T32] r5:856a678c r4:856a6400 ** 3 printk messages dropped ** [ 1341.031739][ T32] r10:61c88647 r9:854e0c00 r8:8563c72c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1341.032010][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) ** 4 printk messages dropped ** [ 1341.032295][ T32] r4:8564f200 ** 1 printk messages dropped ** [ 1341.033150][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.034261][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1341.034685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 3 printk messages dropped ** [ 1341.034976][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.035116][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.035312][ T32] r5:8501338c r4:85013000 ** 3 printk messages dropped ** [ 1341.035568][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1341.035809][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.035969][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.036345][ T32] task:kworker/0:667 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.036891][ T32] r5:854e2400 r4:829187f0 [ 1341.036917][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.036973][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.037066][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 [ 1341.037097][ T32] r4:00000000 [ 1341.037144][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.037219][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.037315][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.037369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564f440 [ 1341.037398][ T32] r4:00000000 [ 1341.037434][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.037550][ T32] r9:83018005 r8:854e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1341.037607][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.037690][ T32] r5:00001000 r4:ead31000 [ 1341.037798][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.037903][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.037990][ T32] r5:856a6b8c r4:856a6800 [ 1341.038022][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.038113][ T32] r7:dddced40 r6:83018000 r5:856a6b8c r4:8563c780 [ 1341.060753][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.060899][ T32] r10:61c88647 r9:854e2400 r8:8563c7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.060961][ T32] r4:8563c780 [ 1341.061047][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.061169][ T32] r10:00000000 r9:8563c780 r8:8027ed34 r7:eb929e60 r6:8563ec80 r5:854e2400 [ 1341.061223][ T32] r4:00000001 [ 1341.061282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.061365][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1341.061458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.061527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.061579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.061640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.061687][ T32] r4:8564f140 [ 1341.062555][ T32] INFO: task kworker/0:667:5290 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.062637][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.062819][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.062953][ T32] Call trace: [ 1341.063042][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.063123][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.063182][ T32] r4:00000000 [ 1341.063230][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.063307][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.063367][ T32] 1d20: c9000000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.063459][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.063516][ T32] 1d60: 80070013 ffffffff [ 1341.063560][ T32] r5:80070013 r4:80239bd0 [ 1341.063605][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.063686][ T32] r4:82ac11e4 [ 1341.063739][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.063827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.063875][ T32] r4:e0771dc0 [ 1341.063924][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.064004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.064071][ T32] r4:00000000 [ 1341.064118][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.064231][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.064275][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.064362][ T32] r5:00001000 r4:dfa99000 [ 1341.064411][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.064473][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.064518][ T32] r5:8501338c r4:85013000 [ 1341.064538][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.064583][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.064603][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.064645][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.064668][ T32] r4:847da880 [ 1341.064734][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.064798][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.064824][ T32] r4:00000001 [ 1341.064844][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.064908][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.064942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.065010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.065041][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.065083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1341.065169][ T32] INFO: task kworker/0:668:5292 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.065654][ T32] r5:854e3000 r4:829187f0 ** 1 printk messages dropped ** [ 1341.065757][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.065975][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.066033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564f580 [ 1341.066067][ T32] r4:00000000 [ 1341.066108][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.066226][ T32] r9:83018005 r8:854e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1341.066280][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.066330][ T32] r5:00001000 r4:eadc7000 [ 1341.066379][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.066436][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.066522][ T32] r5:856a6f8c r4:856a6c00 [ 1341.066570][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.066624][ T32] r7:dddced40 r6:83018000 r5:856a6f8c r4:8563c800 [ 1341.066841][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.066950][ T32] r10:61c88647 r9:854e3000 r8:8563c82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.067006][ T32] r4:8563c800 [ 1341.067075][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.067132][ T32] r10:00000000 r9:8563c800 r8:8027ed34 r7:eb929e60 r6:8563ed00 r5:854e3000 [ 1341.067157][ T32] r4:00000001 [ 1341.067215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.067333][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1341.067410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.067475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.067527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.067592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.067636][ T32] r4:8564f240 [ 1341.067984][ T32] INFO: task kworker/0:668:5292 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.068021][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.091568][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.091762][ T32] Call trace: [ 1341.091837][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.091954][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.092002][ T32] r4:00000000 [ 1341.092052][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.092132][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.092205][ T32] 1d20: c9387000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.092334][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.092422][ T32] 1d60: 80070013 ffffffff [ 1341.092506][ T32] r5:80070013 r4:80239bd0 [ 1341.092536][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.092680][ T32] r4:82ac11e4 [ 1341.092748][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.092829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.092863][ T32] r4:e0771dc0 [ 1341.092913][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.093052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.093097][ T32] r4:00000000 [ 1341.093145][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.093248][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.093295][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1341.093726][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1341.094238][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1341.094674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.094957][ T32] INFO: task kworker/0:669:5294 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1341.095363][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.095743][ T32] r4:854e3c00 ** 1 printk messages dropped ** [ 1341.095865][ T32] r5:854e3c00 r4:829187f0 [ 1341.095893][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.095967][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.096108][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.096656][ T32] r9:83018005 r8:854e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 8 printk messages dropped ** [ 1341.097360][ T32] r10:61c88647 r9:854e3c00 r8:8563c8ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1341.097975][ T32] r4:8564f400 ** 3 printk messages dropped ** [ 1341.119575][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.120124][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1341.120687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 11 printk messages dropped ** [ 1341.121481][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.122027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1341.123031][ T32] r5:854e5400 r4:829187f0 [ 1341.123052][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.123092][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.123216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 [ 1341.123294][ T32] r4:00000000 [ 1341.123369][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.123502][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.123567][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.123671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564f7c0 [ 1341.123722][ T32] r4:00000000 [ 1341.123781][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.123861][ T32] r9:83018005 r8:854e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.123909][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.123988][ T32] r5:00001000 r4:eae97000 [ 1341.124031][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.124133][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.124188][ T32] r5:856a778c r4:856a7400 [ 1341.124210][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.124299][ T32] r7:dddced40 r6:83018000 r5:856a778c r4:8563c980 [ 1341.124348][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.124436][ T32] r10:61c88647 r9:854e5400 r8:8563c9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.124480][ T32] r4:8563c980 [ 1341.124506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.124593][ T32] r10:00000000 r9:8563c980 r8:8027ed34 r7:eb929e60 r6:8563ee00 r5:854e5400 [ 1341.124646][ T32] r4:00000001 [ 1341.124682][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.124725][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1341.124781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.124833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.124867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.124896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.124944][ T32] r4:8564f840 [ 1341.125452][ T32] INFO: task kworker/0:670:5296 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.125514][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.125678][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.125743][ T32] Call trace: [ 1341.125836][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.125933][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.125965][ T32] r4:00000000 [ 1341.125985][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.126025][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.126075][ T32] 1d20: c965c000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.126160][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.126230][ T32] 1d60: 80070013 ffffffff [ 1341.126282][ T32] r5:80070013 r4:80239bd0 [ 1341.126327][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.126418][ T32] r4:82ac11e4 [ 1341.126465][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.126550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.126644][ T32] r4:e0771dc0 [ 1341.126699][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.126789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.126841][ T32] r4:00000000 [ 1341.126879][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.127008][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.127056][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.127121][ T32] r5:00001000 r4:dfa99000 [ 1341.127177][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.127257][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.127345][ T32] r5:8501338c r4:85013000 [ 1341.127388][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.127480][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.127521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.127641][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.127722][ T32] r4:847da880 [ 1341.127797][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.127886][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.127936][ T32] r4:00000001 [ 1341.127983][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.128144][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.159004][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.159263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1341.159767][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.160267][ T32] r5:854e6c00 r4:829187f0 [ 1341.160346][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.160465][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.160574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1341.160656][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.160871][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1341.161157][ T32] r9:83018005 r8:854e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 3 printk messages dropped ** [ 1341.161356][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.161535][ T32] r10:61c88647 r9:854e6c00 r8:8563c92c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1341.161752][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.161923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.162768][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.163326][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1341.163595][ T32] r4:e0771dc0 ** 5 printk messages dropped ** [ 1341.163919][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.164479][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.165050][ T32] INFO: task kworker/0:672:5300 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.165612][ T32] r5:854e6000 r4:829187f0 [ 1341.165658][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.166183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564fac0 [ 1341.166254][ T32] r4:00000000 [ 1341.166292][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.166378][ T32] r9:83018005 r8:854e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1341.166425][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.166508][ T32] r5:00001000 r4:eb113000 [ 1341.166582][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.166668][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.166755][ T32] r5:856a7f8c r4:856a7c00 [ 1341.166791][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.166877][ T32] r7:dddced40 r6:83018000 r5:856a7f8c r4:8563ca00 [ 1341.166920][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.167063][ T32] r10:61c88647 r9:854e6000 r8:8563ca2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.167115][ T32] r4:8563ca00 [ 1341.167153][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.167247][ T32] r10:00000000 r9:8563ca00 r8:8027ed34 r7:eb929e60 r6:8563ef00 r5:854e6000 [ 1341.167302][ T32] r4:00000001 [ 1341.167343][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.167415][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1341.167502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.167565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.167620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.167675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.167743][ T32] r4:8564f780 [ 1341.192002][ T32] INFO: task kworker/0:672:5300 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.192190][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.192375][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.192477][ T32] Call trace: [ 1341.192529][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.192621][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.192651][ T32] r4:00000000 [ 1341.192674][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.192741][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.192813][ T32] 1d20: c9e07000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.192872][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.192949][ T32] 1d60: 80070013 ffffffff [ 1341.193018][ T32] r5:80070013 r4:80239bd0 [ 1341.193059][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.193112][ T32] r4:82ac11e4 [ 1341.193135][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.193240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.193293][ T32] r4:e0771dc0 [ 1341.193331][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.193422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.193474][ T32] r4:00000000 [ 1341.193503][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.193582][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.193630][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.193716][ T32] r5:00001000 r4:dfa99000 [ 1341.193756][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.193832][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.193877][ T32] r5:8501338c r4:85013000 [ 1341.193919][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.194019][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.194092][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.194218][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.194270][ T32] r4:847da880 [ 1341.194297][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.194345][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 3 printk messages dropped ** [ 1341.194843][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.195378][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.195636][ T32] r5:854e4800 r4:829187f0 [ 1341.195656][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.195819][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.196206][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.196816][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1341.197820][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 7 printk messages dropped ** [ 1341.198155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 7 printk messages dropped ** [ 1341.212264][ T32] r5:00001000 r4:dfa99000 [ 1341.212284][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.212351][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.212441][ T32] r5:8501338c r4:85013000 [ 1341.212866][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.212956][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.212998][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.213077][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.213121][ T32] r4:847da880 [ 1341.213174][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.213264][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.213301][ T32] r4:00000001 [ 1341.213320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.213356][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.213403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.213524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.213586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.213666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.213697][ T32] r4:8497f8c0 [ 1341.213741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.213808][ T32] INFO: task kworker/0:674:5305 blocked for more than 467 seconds. [ 1341.213877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.213933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.213983][ T32] task:kworker/0:674 state:D stack:0 pid:5305 tgid:5305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.214049][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.214095][ T32] Call trace: [ 1341.214268][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.214397][ T32] r10:829187f4 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:856f0000 [ 1341.214764][ T32] r4:856f0000 [ 1341.214818][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.214900][ T32] r5:856f0000 r4:829187f0 [ 1341.214959][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.215050][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.215136][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1341.215200][ T32] r4:00000000 [ 1341.215238][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.215468][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.215513][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.215556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626ec0 [ 1341.215578][ T32] r4:00000000 [ 1341.215597][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.215640][ T32] r9:83018005 r8:856f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1341.215661][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.215731][ T32] r5:00001000 r4:eb48f000 [ 1341.215755][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.215807][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.215866][ T32] r5:856a8f8c r4:856a8c00 [ 1341.215889][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.215940][ T32] r7:dddced40 r6:83018000 r5:856a8f8c r4:8563cb00 [ 1341.215981][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.216033][ T32] r10:61c88647 r9:856f0000 r8:8563cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.216082][ T32] r4:8563cb00 [ 1341.216135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.216205][ T32] r10:00000000 r9:8563cb00 r8:8027ed34 r7:eb929e60 r6:856ce000 r5:856f0000 [ 1341.216232][ T32] r4:00000001 [ 1341.216251][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.216306][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1341.216520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.216736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.217080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.217114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.217137][ T32] r4:8564fb40 [ 1341.217900][ T32] INFO: task kworker/0:674:5305 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.217954][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.251581][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.251888][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1341.252268][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1341.252384][ T32] r4:00000000 [ 1341.252433][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.252488][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.252512][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.252555][ T32] r5:00001000 r4:dfa99000 [ 1341.252576][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.252628][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.252675][ T32] r5:8501338c r4:85013000 [ 1341.252697][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.252745][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.252766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.252835][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.252890][ T32] r4:847da880 [ 1341.252917][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.252970][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.252994][ T32] r4:00000001 [ 1341.253035][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.253124][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.253180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.253212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.253240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.253267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.253291][ T32] r4:8497f8c0 [ 1341.253315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.253358][ T32] INFO: task kworker/0:675:5307 blocked for more than 467 seconds. [ 1341.253393][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.253418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.253440][ T32] task:kworker/0:675 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.253485][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.253528][ T32] Call trace: [ 1341.253891][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.253970][ T32] r10:829187f4 r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:84913c00 [ 1341.254007][ T32] r4:84913c00 [ 1341.254083][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.254127][ T32] r5:84913c00 r4:829187f0 [ 1341.254179][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.254224][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.254269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1341.254292][ T32] r4:00000000 [ 1341.254311][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.254347][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.254381][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.254467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564fa40 [ 1341.254493][ T32] r4:00000000 [ 1341.254513][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.254560][ T32] r9:83018005 r8:84913c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1341.254582][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.254623][ T32] r5:00001000 r4:eb461000 [ 1341.254775][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.254853][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.254901][ T32] r5:856a8b8c r4:856a8800 [ 1341.254963][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.255033][ T32] r7:dddced40 r6:83018000 r5:856a8b8c r4:8563cb80 [ 1341.255076][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.255161][ T32] r10:61c88647 r9:84913c00 r8:8563cbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.255193][ T32] r4:8563cb80 [ 1341.255211][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.255856][ T32] r10:00000000 r9:8563cb80 r8:8027ed34 r7:eb941e60 r6:8563cc00 r5:84913c00 [ 1341.255990][ T32] r4:00000001 [ 1341.256051][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.256120][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1341.256153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.256214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.256246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.256275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1341.257040][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.257540][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 3 printk messages dropped ** [ 1341.257644][ T32] r5:80070013 r4:80239bd0 ** 3 printk messages dropped ** [ 1341.257830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 7 printk messages dropped ** [ 1341.273560][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1341.274017][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.274511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1341.275063][ T32] r5:856f0c00 r4:829187f0 [ 1341.275109][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.275397][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1341.275810][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1341.276348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1341.276922][ T32] INFO: task kworker/1:414:5308 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.276962][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.277097][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.277151][ T32] Call trace: [ 1341.277188][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.277247][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.277275][ T32] r4:00000000 [ 1341.277294][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.277333][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.277387][ T32] 1d20: ca33a000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.277491][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.277544][ T32] 1d60: 80070013 ffffffff [ 1341.277595][ T32] r5:80070013 r4:80239bd0 [ 1341.277642][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.277689][ T32] r4:82ac11e4 [ 1341.277780][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.277830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.277881][ T32] r4:e0771dc0 [ 1341.277937][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.278010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.278037][ T32] r4:00000000 [ 1341.278082][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.291723][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.291772][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.291842][ T32] r5:00001000 r4:dfa99000 [ 1341.291863][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.291931][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.292056][ T32] r5:8501338c r4:85013000 [ 1341.292088][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.292169][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.292309][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.292403][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.292445][ T32] r4:847da880 [ 1341.292691][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.292758][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.292801][ T32] r4:00000001 [ 1341.292898][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.292945][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.292987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.293046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.293130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.293228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.293306][ T32] r4:8497f8c0 [ 1341.293335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.293390][ T32] INFO: task kworker/1:415:5310 blocked for more than 467 seconds. [ 1341.293429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.293454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.293477][ T32] task:kworker/1:415 state:D stack:0 pid:5310 tgid:5310 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.293911][ T32] r4:856f1800 ** 1 printk messages dropped ** [ 1341.294008][ T32] r5:856f1800 r4:829187f0 [ 1341.294038][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.294210][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.294457][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.294904][ T32] r5:8569478c r4:85694400 ** 7 printk messages dropped ** [ 1341.295314][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.295515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.296412][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.296839][ T32] 1d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1341.297178][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.297532][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.297553][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.297629][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.297678][ T32] r4:847da880 [ 1341.297701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.297759][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.297820][ T32] r4:00000001 [ 1341.297843][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.297901][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.297999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.298030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.298081][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.321921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.322019][ T32] r4:8497f8c0 [ 1341.322054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.322112][ T32] INFO: task kworker/0:676:5313 blocked for more than 467 seconds. [ 1341.322151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.322209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.322316][ T32] task:kworker/0:676 state:D stack:0 pid:5313 tgid:5313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.322699][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.322783][ T32] Call trace: [ 1341.322876][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.322973][ T32] r10:829187f4 r9:eb971d84 r8:00000002 r7:60000013 r6:eb971d8c r5:856f3000 [ 1341.323007][ T32] r4:856f3000 [ 1341.323052][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.323098][ T32] r5:856f3000 r4:829187f0 [ 1341.323120][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.323173][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.323222][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 [ 1341.323244][ T32] r4:00000000 [ 1341.323263][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.323324][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.323368][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.323409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b1500 [ 1341.323433][ T32] r4:00000000 [ 1341.323468][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.323518][ T32] r9:83018005 r8:856f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1341.323540][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.324478][ T32] r10:61c88647 r9:856f3000 r8:8563ccac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1341.324793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.325759][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.326064][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1341.326237][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1341.326417][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 10 printk messages dropped ** [ 1341.326757][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1341.327132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1341.327600][ T32] r5:856f2400 r4:829187f0 [ 1341.327619][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.327741][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.327896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cd480 ** 11 printk messages dropped ** [ 1341.334403][ T32] r10:61c88647 r9:856f2400 r8:8563cd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1341.334840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.336013][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.336044][ T32] r4:00000000 [ 1341.336114][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.336158][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.336194][ T32] 1d20: cab63000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.336223][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.336246][ T32] 1d60: 80070013 ffffffff [ 1341.336268][ T32] r5:80070013 r4:80239bd0 [ 1341.336287][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.336333][ T32] r4:82ac11e4 [ 1341.336379][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.336427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.336450][ T32] r4:e0771dc0 [ 1341.336528][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.336576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.336598][ T32] r4:00000000 [ 1341.336617][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.336662][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.336683][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.336744][ T32] r5:00001000 r4:dfa99000 [ 1341.336764][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.336803][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.336842][ T32] r5:8501338c r4:85013000 [ 1341.336861][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.336930][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.336956][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.337003][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.337177][ T32] r4:847da880 [ 1341.337202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.337306][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.337371][ T32] r4:00000001 [ 1341.337396][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.337447][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.337504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.337545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.337571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.337598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.337622][ T32] r4:8497f8c0 [ 1341.337644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.337673][ T32] INFO: task kworker/0:678:5317 blocked for more than 467 seconds. [ 1341.337707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.337733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.337754][ T32] task:kworker/0:678 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.337818][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.338073][ T32] r4:856f5400 ** 1 printk messages dropped ** [ 1341.338138][ T32] r5:856f5400 r4:829187f0 [ 1341.338217][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.353034][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1341.353573][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.353973][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1341.354002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.354035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.354063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.354090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.354112][ T32] r4:856cd080 [ 1341.354686][ T32] INFO: task kworker/0:678:5317 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.354726][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.354808][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.354892][ T32] Call trace: [ 1341.354992][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.355044][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.355067][ T32] r4:00000000 [ 1341.355086][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.355126][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.355155][ T32] 1d20: cad52000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.355262][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.355290][ T32] 1d60: 80070013 ffffffff [ 1341.355314][ T32] r5:80070013 r4:80239bd0 [ 1341.355334][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.355376][ T32] r4:82ac11e4 [ 1341.355416][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.355464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.355486][ T32] r4:e0771dc0 [ 1341.355533][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.355579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.355618][ T32] r4:00000000 [ 1341.355664][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1341.355949][ T32] r5:8501338c r4:85013000 ** 6 printk messages dropped ** [ 1341.356368][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1341.356683][ T32] INFO: task kworker/0:679:5318 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1341.357086][ T32] r4:856f3c00 ** 1 printk messages dropped ** [ 1341.357144][ T32] r5:856f3c00 r4:829187f0 [ 1341.357192][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.357238][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.357284][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1341.357332][ T32] r4:00000000 [ 1341.357396][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.357438][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.357474][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.357538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cd040 [ 1341.357588][ T32] r4:00000000 [ 1341.357610][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.357687][ T32] r9:83018005 r8:856f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1341.357713][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.357780][ T32] r5:00001000 r4:eb685000 [ 1341.357803][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.357842][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.357907][ T32] r5:856a9b8c r4:856a9800 [ 1341.357956][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.358027][ T32] r7:dddced40 r6:83018000 r5:856a9b8c r4:8563ce00 [ 1341.358061][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.358170][ T32] r10:61c88647 r9:856f3c00 r8:8563ce2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.374460][ T32] r4:8563ce00 [ 1341.374504][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.374574][ T32] r10:00000000 r9:8563ce00 r8:8027ed34 r7:eb979e60 r6:856ce400 r5:856f3c00 [ 1341.374597][ T32] r4:00000001 [ 1341.374617][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.374680][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1341.374723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.374777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.374808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.374838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.374877][ T32] r4:856cd080 [ 1341.375401][ T32] INFO: task kworker/0:679:5318 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.375451][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.375546][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.375654][ T32] Call trace: [ 1341.375741][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.375802][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.375827][ T32] r4:00000000 [ 1341.375847][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.375884][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.375914][ T32] 1d20: cb069000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.375943][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.375967][ T32] 1d60: 80070013 ffffffff [ 1341.376011][ T32] r5:80070013 r4:80239bd0 [ 1341.376059][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.376135][ T32] r4:82ac11e4 [ 1341.376214][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.376269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.376333][ T32] r4:e0771dc0 [ 1341.376388][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.376487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.376513][ T32] r4:00000000 [ 1341.376534][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.376604][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.376660][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.376712][ T32] r5:00001000 r4:dfa99000 [ 1341.376755][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.376795][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.376866][ T32] r5:8501338c r4:85013000 [ 1341.376891][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.376937][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.376982][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.377031][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.377053][ T32] r4:847da880 [ 1341.377073][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.377162][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.377199][ T32] r4:00000001 [ 1341.377243][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.377281][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.377343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.377375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.377401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.377429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.377453][ T32] r4:8497f8c0 [ 1341.377521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.377569][ T32] INFO: task kworker/0:680:5320 blocked for more than 467 seconds. [ 1341.377606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.377631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.377675][ T32] task:kworker/0:680 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.377725][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.377800][ T32] Call trace: [ 1341.377831][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.377875][ T32] r10:829187f4 r9:eb98dd84 r8:00000002 r7:60000013 r6:eb98dd8c r5:856f4800 [ 1341.377897][ T32] r4:856f4800 [ 1341.377915][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.377978][ T32] r5:856f4800 r4:829187f0 [ 1341.378040][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.378109][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.391253][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1341.391358][ T32] r4:00000000 [ 1341.391385][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.391449][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.391490][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.391605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cd300 [ 1341.391633][ T32] r4:00000000 [ 1341.391752][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.391869][ T32] r9:83018005 r8:856f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1341.391898][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.391992][ T32] r5:00001000 r4:eb6cf000 [ 1341.392048][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.392124][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.392180][ T32] r5:856a9f8c r4:856a9c00 [ 1341.392201][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.392289][ T32] r7:dddced40 r6:83018000 r5:856a9f8c r4:8563ce80 [ 1341.392318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.392363][ T32] r10:61c88647 r9:856f4800 r8:8563ceac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.392385][ T32] r4:8563ce80 [ 1341.392404][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.392448][ T32] r10:00000000 r9:8563ce80 r8:8027ed34 r7:eb979e60 r6:856ce480 r5:856f4800 [ 1341.392470][ T32] r4:00000001 [ 1341.392489][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.392524][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1341.392554][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.392889][ T32] r4:856cd240 ** 5 printk messages dropped ** [ 1341.393838][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1341.394610][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1341.394950][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 12 printk messages dropped ** [ 1341.396018][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.396240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1341.396690][ T32] r10:829187f4 r9:eb999d84 r8:00000002 r7:60000113 r6:eb999d8c r5:856f8c00 [ 1341.396717][ T32] r4:856f8c00 [ 1341.396756][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.396798][ T32] r5:856f8c00 r4:829187f0 [ 1341.396830][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.396873][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.396957][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1341.396984][ T32] r4:00000000 [ 1341.397003][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.397041][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.397075][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.397116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cda00 [ 1341.397138][ T32] r4:00000000 [ 1341.397180][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.397250][ T32] r9:83018005 r8:856f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1341.397272][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.397313][ T32] r5:00001000 r4:eb82d000 [ 1341.397333][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.397371][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.397413][ T32] r5:856ab38c r4:856ab000 [ 1341.397432][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.397474][ T32] r7:dddced40 r6:83018000 r5:856ab38c r4:8563cf00 [ 1341.397494][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.397537][ T32] r10:61c88647 r9:856f8c00 r8:8563cf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.397609][ T32] r4:8563cf00 [ 1341.397639][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.397683][ T32] r10:00000000 r9:8563cf00 r8:8027ed34 r7:eb979e60 r6:856ce500 r5:856f8c00 [ 1341.397707][ T32] r4:00000001 [ 1341.397726][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.397759][ T32] Exception stack(0xeb999fb0 to 0xeb999ff8) [ 1341.397784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.397811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.397848][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.397890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.397919][ T32] r4:856cd440 [ 1341.416578][ T32] INFO: task kworker/0:681:5324 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.416706][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.416912][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.416999][ T32] Call trace: [ 1341.417038][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.417095][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.417141][ T32] r4:00000000 [ 1341.417171][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.417253][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.417288][ T32] 1d20: cb634000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.417317][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.417340][ T32] 1d60: 80070013 ffffffff [ 1341.417364][ T32] r5:80070013 r4:80239bd0 [ 1341.417385][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.417427][ T32] r4:82ac11e4 [ 1341.417446][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.417486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.417526][ T32] r4:e0771dc0 [ 1341.417556][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.417607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.417629][ T32] r4:00000000 [ 1341.417671][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.417721][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.417743][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1341.417983][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.425921][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.426376][ T32] r10:829187f4 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:856f9800 ** 2 printk messages dropped ** [ 1341.426456][ T32] r5:856f9800 r4:829187f0 ** 3 printk messages dropped ** [ 1341.426596][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.426777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cd5c0 ** 9 printk messages dropped ** [ 1341.427296][ T32] r7:dddced40 r6:83018000 r5:856aa78c r4:8563cf80 ** 9 printk messages dropped ** [ 1341.427836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.446147][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.446401][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1341.446571][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1341.447525][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1341.447777][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.454957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.454999][ T32] r4:8497f8c0 [ 1341.455032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.455069][ T32] INFO: task kworker/0:683:5326 blocked for more than 467 seconds. [ 1341.455113][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.455144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.455176][ T32] task:kworker/0:683 state:D stack:0 pid:5326 tgid:5326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.455733][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.455796][ T32] Call trace: [ 1341.455839][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.455925][ T32] r10:829187f4 r9:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:856fa400 [ 1341.455974][ T32] r4:856fa400 [ 1341.456023][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.456073][ T32] r5:856fa400 r4:829187f0 [ 1341.456098][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.456777][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.456834][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1341.456891][ T32] r4:00000000 [ 1341.456931][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.456975][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.457020][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.457118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cd7c0 [ 1341.457178][ T32] r4:00000000 [ 1341.457206][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.457262][ T32] r9:83018005 r8:856fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1341.457315][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.457379][ T32] r5:00001000 r4:eb7e3000 [ 1341.457517][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.457567][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.457611][ T32] r5:856aab8c r4:856aa800 [ 1341.457649][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.457701][ T32] r7:dddced40 r6:83018000 r5:856aab8c r4:8570e000 [ 1341.457727][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.457797][ T32] r10:61c88647 r9:856fa400 r8:8570e02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.457827][ T32] r4:8570e000 [ 1341.457848][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.457922][ T32] r10:00000000 r9:8570e000 r8:8027ed34 r7:eb999e60 r6:856ce600 r5:856fa400 [ 1341.457952][ T32] r4:00000001 [ 1341.458001][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.458044][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1341.458095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.458255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.468934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.469042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.469071][ T32] r4:856cd440 [ 1341.469579][ T32] INFO: task kworker/0:683:5326 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.469617][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.470066][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.470167][ T32] Call trace: [ 1341.470373][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.470457][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.470578][ T32] r4:00000000 [ 1341.470609][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.470650][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.470720][ T32] 1d20: cbc1f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.470753][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.470835][ T32] 1d60: 80070013 ffffffff [ 1341.470868][ T32] r5:80070013 r4:80239bd0 [ 1341.470889][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.471014][ T32] r4:82ac11e4 [ 1341.471058][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.471122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.471148][ T32] r4:e0771dc0 [ 1341.471174][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.471221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.471245][ T32] r4:00000000 [ 1341.471266][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.471322][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.471353][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.471490][ T32] r5:00001000 r4:dfa99000 [ 1341.471518][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.471566][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.471612][ T32] r5:8501338c r4:85013000 [ 1341.471636][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.471687][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.471712][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.471760][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.471794][ T32] r4:847da880 [ 1341.471820][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.471868][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.471893][ T32] r4:00000001 [ 1341.471915][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.471959][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.471991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.472022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.472050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.472093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.472321][ T32] r4:8497f8c0 [ 1341.472352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.472386][ T32] INFO: task kworker/0:684:5328 blocked for more than 467 seconds. [ 1341.472424][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.472450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.472474][ T32] task:kworker/0:684 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.472796][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.472874][ T32] Call trace: [ 1341.472940][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.472992][ T32] r10:829187f4 r9:eb9a5d84 r8:00000002 r7:60000113 r6:eb9a5d8c r5:856fb000 [ 1341.473018][ T32] r4:856fb000 [ 1341.473040][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.473085][ T32] r5:856fb000 r4:829187f0 [ 1341.473130][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.473182][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.473255][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1341.473285][ T32] r4:00000000 [ 1341.473307][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1341.473475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cd880 ** 7 printk messages dropped ** [ 1341.473768][ T32] r5:856aaf8c r4:856aac00 ** 3 printk messages dropped ** [ 1341.473958][ T32] r10:61c88647 r9:856fb000 r8:8570e0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.473986][ T32] r4:8570e080 [ 1341.474007][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.474052][ T32] r10:00000000 r9:8570e080 r8:8027ed34 r7:eb999e60 r6:856ce680 r5:856fb000 [ 1341.474076][ T32] r4:00000001 [ 1341.474097][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.474135][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1341.474164][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.474197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.474254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.474290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.474389][ T32] r4:856cd700 [ 1341.474722][ T32] INFO: task kworker/0:684:5328 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.474761][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.474949][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.475081][ T32] Call trace: [ 1341.475117][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.475195][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.475229][ T32] r4:00000000 [ 1341.475251][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.475294][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.475326][ T32] 1d20: cbc1f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.475357][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.475381][ T32] 1d60: 80070013 ffffffff [ 1341.475406][ T32] r5:80070013 r4:80239bd0 [ 1341.475426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.475482][ T32] r4:82ac11e4 [ 1341.475532][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.475592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.475620][ T32] r4:e0771dc0 [ 1341.475641][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.475687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.475714][ T32] r4:00000000 [ 1341.475735][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.475785][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.475810][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.476035][ T32] r5:00001000 r4:dfa99000 [ 1341.476064][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.476108][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.476152][ T32] r5:8501338c r4:85013000 [ 1341.476175][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.476267][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.476296][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.476364][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.476403][ T32] r4:847da880 [ 1341.476429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1341.476608][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.476832][ T32] INFO: task kworker/1:416:5331 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1341.477017][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.477404][ T32] r5:856fbc00 r4:829187f0 [ 1341.477431][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.477559][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.498787][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.499070][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.499296][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.500378][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) ** 7 printk messages dropped ** [ 1341.501187][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1341.501831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 7 printk messages dropped ** [ 1341.502085][ T32] r5:00001000 r4:dfa99000 ** 4 printk messages dropped ** [ 1341.502259][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 3 printk messages dropped ** [ 1341.502408][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.502454][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.502511][ T32] r4:00000001 [ 1341.502537][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.502626][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.502665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.502710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.502774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.502810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.502834][ T32] r4:8497f8c0 [ 1341.502868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.502917][ T32] INFO: task kworker/0:685:5333 blocked for more than 468 seconds. [ 1341.502984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.503010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.503055][ T32] task:kworker/0:685 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.503134][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.503235][ T32] Call trace: [ 1341.503273][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.503320][ T32] r10:829187f4 r9:eb9a9d84 r8:00000002 r7:60000113 r6:eb9a9d8c r5:856fc800 [ 1341.503352][ T32] r4:856fc800 [ 1341.503376][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.503417][ T32] r5:856fc800 r4:829187f0 [ 1341.503438][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.503479][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.503525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 [ 1341.503547][ T32] r4:00000000 [ 1341.503567][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.503607][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.503688][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.503736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cdb40 [ 1341.503761][ T32] r4:00000000 [ 1341.503784][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.503830][ T32] r9:83018005 r8:856fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1341.503866][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.503927][ T32] r5:00001000 r4:eb83d000 [ 1341.503953][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.503996][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.504038][ T32] r5:856ab78c r4:856ab400 [ 1341.504057][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.504102][ T32] r7:dddced40 r6:83018000 r5:856ab78c r4:8570e100 [ 1341.504175][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.504228][ T32] r10:61c88647 r9:856fc800 r8:8570e12c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1341.504424][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) ** 8 printk messages dropped ** [ 1341.505147][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.505474][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.505500][ T32] 1d60: 80070013 ffffffff [ 1341.505523][ T32] r5:80070013 r4:80239bd0 [ 1341.505547][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.505589][ T32] r4:82ac11e4 [ 1341.505609][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.505651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.505673][ T32] r4:e0771dc0 [ 1341.505693][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.505737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.505761][ T32] r4:00000000 [ 1341.505807][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.505909][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.505994][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.506051][ T32] r5:00001000 r4:dfa99000 [ 1341.506075][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.506140][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.506214][ T32] r5:8501338c r4:85013000 [ 1341.506246][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.506343][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.506377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.506434][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.506498][ T32] r4:847da880 [ 1341.506526][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.506943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1341.507533][ T32] r5:856fd400 r4:829187f0 [ 1341.507555][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.507766][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.539144][ T32] r5:856abb8c r4:856ab800 [ 1341.539165][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.539212][ T32] r7:dddced40 r6:83018000 r5:856abb8c r4:8570e180 [ 1341.539233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.539278][ T32] r10:61c88647 r9:856fd400 r8:8570e1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.539300][ T32] r4:8570e180 [ 1341.539320][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.539366][ T32] r10:00000000 r9:8570e180 r8:8027ed34 r7:eb9a9e60 r6:856ce880 r5:856fd400 ** 2 printk messages dropped ** [ 1341.539457][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) ** 2 printk messages dropped ** [ 1341.539563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.540273][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.540614][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 2 printk messages dropped ** [ 1341.540707][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1341.540976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 3 printk messages dropped ** [ 1341.541185][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.541608][ T32] r5:00001000 r4:dfa99000 ** 2 printk messages dropped ** [ 1341.541747][ T32] r5:8501338c r4:85013000 ** 1 printk messages dropped ** [ 1341.541817][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 4 printk messages dropped ** [ 1341.541986][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 4 printk messages dropped ** [ 1341.542409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.542542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1341.542714][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.543011][ T32] r4:856f8000 ** 1 printk messages dropped ** [ 1341.543172][ T32] r5:856f8000 r4:829187f0 [ 1341.543228][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.543275][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.543321][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1341.543407][ T32] r4:00000000 [ 1341.543431][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.543470][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.543506][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.543546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cdd80 [ 1341.543567][ T32] r4:00000000 [ 1341.543604][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.543651][ T32] r9:83018005 r8:856f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1341.543687][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.543734][ T32] r5:00001000 r4:eb925000 [ 1341.543754][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.543792][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.543846][ T32] r5:856abf8c r4:856abc00 [ 1341.543948][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.544087][ T32] r7:dddced40 r6:83018000 r5:856abf8c r4:8570e200 [ 1341.544306][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.544356][ T32] r10:61c88647 r9:856f8000 r8:8570e22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.544678][ T32] r4:8570e200 [ 1341.544737][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.544790][ T32] r10:00000000 r9:8570e200 r8:8027ed34 r7:eb9ade60 r6:856ce900 r5:856f8000 [ 1341.544818][ T32] r4:00000001 [ 1341.544838][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.544882][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1341.544908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.545151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.545182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.545211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.545234][ T32] r4:856cdac0 [ 1341.545557][ T32] INFO: task kworker/0:687:5338 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.545591][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.545713][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.546037][ T32] Call trace: [ 1341.546170][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.546389][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.546418][ T32] r4:00000000 [ 1341.546439][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.546752][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.546846][ T32] 1d20: cc3de000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.546925][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.547096][ T32] 1d60: 80070013 ffffffff [ 1341.547124][ T32] r5:80070013 r4:80239bd0 [ 1341.547177][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.547236][ T32] r4:82ac11e4 [ 1341.547260][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.547303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.547367][ T32] r4:e0771dc0 [ 1341.547390][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.547525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.547592][ T32] r4:00000000 [ 1341.547613][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.547660][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.547682][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.547760][ T32] r5:00001000 r4:dfa99000 ** 2 printk messages dropped ** [ 1341.548077][ T32] r5:8501338c r4:85013000 ** 5 printk messages dropped ** [ 1341.573931][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.574951][ T32] INFO: task kworker/0:688:5339 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.575451][ T32] r4:856f6c00 ** 1 printk messages dropped ** [ 1341.575721][ T32] r5:856f6c00 r4:829187f0 [ 1341.575742][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.575937][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.576900][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.577403][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.577603][ T32] r4:856cdc00 ** 1 printk messages dropped ** [ 1341.590861][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.591165][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.591240][ T32] Call trace: [ 1341.591306][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.591368][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.591448][ T32] r4:00000000 [ 1341.591475][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.591515][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.591546][ T32] 1d20: ccc8b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.591573][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.591598][ T32] 1d60: 80070013 ffffffff [ 1341.591743][ T32] r5:80070013 r4:80239bd0 [ 1341.591768][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.591811][ T32] r4:82ac11e4 [ 1341.591831][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.591877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.591954][ T32] r4:e0771dc0 [ 1341.591984][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.592061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.592089][ T32] r4:00000000 [ 1341.592109][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.592230][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.592283][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.592333][ T32] r5:00001000 r4:dfa99000 [ 1341.592353][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.592392][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.592450][ T32] r5:8501338c r4:85013000 [ 1341.592498][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.592549][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.592574][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.592620][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.592641][ T32] r4:847da880 [ 1341.592661][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.592710][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.592762][ T32] r4:00000001 [ 1341.592814][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.592869][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.592951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.592983][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.593009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.593036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.593078][ T32] r4:8497f8c0 [ 1341.593167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.593207][ T32] INFO: task kworker/0:689:5340 blocked for more than 468 seconds. [ 1341.593241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.593265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.593286][ T32] task:kworker/0:689 state:D stack:0 pid:5340 tgid:5340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.593331][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.593404][ T32] Call trace: [ 1341.593438][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.593485][ T32] r10:829187f4 r9:eb9c9d84 r8:00000002 r7:60000113 r6:eb9c9d8c r5:856f6000 [ 1341.593532][ T32] r4:856f6000 [ 1341.593608][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.593661][ T32] r5:856f6000 r4:829187f0 [ 1341.593680][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.593739][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.593815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1341.593877][ T32] r4:00000000 [ 1341.593900][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.593946][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.594071][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.594152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cdf40 [ 1341.594181][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.594281][ T32] r9:83018005 r8:856f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 9 printk messages dropped ** [ 1341.594831][ T32] r4:8570e300 ** 4 printk messages dropped ** [ 1341.595063][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) ** 6 printk messages dropped ** [ 1341.596023][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.597182][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1341.597351][ T32] r4:00000000 [ 1341.597374][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.597420][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.597442][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.597483][ T32] r5:00001000 r4:dfa99000 [ 1341.597502][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.597543][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.597631][ T32] r5:8501338c r4:85013000 [ 1341.597654][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.597750][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.597776][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.597824][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.597847][ T32] r4:847da880 [ 1341.597886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.598025][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.598062][ T32] r4:00000001 [ 1341.598083][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.629073][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.629227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.629316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.629382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.629458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.629513][ T32] r4:8497f8c0 [ 1341.629588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.629687][ T32] INFO: task kworker/0:690:5343 blocked for more than 468 seconds. [ 1341.629768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.629824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.629920][ T32] task:kworker/0:690 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.630054][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.630211][ T32] Call trace: [ 1341.630296][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.630409][ T32] r10:829187f4 r9:eb9e5d84 r8:00000002 r7:60000113 r6:eb9e5d8c r5:85740c00 [ 1341.630479][ T32] r4:85740c00 [ 1341.630538][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.630630][ T32] r5:85740c00 r4:829187f0 [ 1341.630687][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.630779][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.630875][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 [ 1341.630952][ T32] r4:00000000 [ 1341.631002][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.631087][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.631182][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.631305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654440 [ 1341.631366][ T32] r4:00000000 [ 1341.631450][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.631573][ T32] r9:83018005 r8:85740c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1341.631626][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.631750][ T32] r5:00001000 r4:eb9dd000 [ 1341.631806][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.631903][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.631995][ T32] r5:856acb8c r4:856ac800 [ 1341.632041][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.632135][ T32] r7:dddced40 r6:83018000 r5:856acb8c r4:8570e380 [ 1341.632229][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.632399][ T32] r10:61c88647 r9:85740c00 r8:8570e3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.632460][ T32] r4:8570e380 [ 1341.632511][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.632617][ T32] r10:00000000 r9:8570e380 r8:8027ed34 r7:eb9c5e60 r6:856cea80 r5:85740c00 [ 1341.632673][ T32] r4:00000001 [ 1341.632754][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.632842][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 1341.632904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.632968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.633032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.633097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1341.634309][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.635061][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1341.635429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 3 printk messages dropped ** [ 1341.635686][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.636003][ T32] r5:00001000 r4:dfa99000 ** 2 printk messages dropped ** [ 1341.636236][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1341.636597][ T32] r4:847da880 ** 1 printk messages dropped ** [ 1341.636764][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 5 printk messages dropped ** [ 1341.669288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.669648][ T32] INFO: task kworker/0:691:5344 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.671461][ T32] r5:85741800 r4:829187f0 [ 1341.671503][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.671579][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.671720][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [ 1341.671769][ T32] r4:00000000 [ 1341.672049][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.672131][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.672218][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.672302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718100 [ 1341.672347][ T32] r4:00000000 [ 1341.672721][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.672816][ T32] r9:83018005 r8:85741800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1341.672860][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.672937][ T32] r5:00001000 r4:ea9b3000 [ 1341.672975][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.673045][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.673259][ T32] r5:856ad38c r4:856ad000 [ 1341.673315][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.673598][ T32] r7:dddced40 r6:83018000 r5:856ad38c r4:8570e400 [ 1341.673656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.673744][ T32] r10:61c88647 r9:85741800 r8:8570e42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.673792][ T32] r4:8570e400 [ 1341.673876][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.673979][ T32] r10:00000000 r9:8570e400 r8:8027ed34 r7:eb9e5e60 r6:856ceb00 r5:85741800 [ 1341.674058][ T32] r4:00000001 [ 1341.674107][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.674196][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1341.674546][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.674627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.674763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.674970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.675080][ T32] r4:85654180 [ 1341.675907][ T32] INFO: task kworker/0:691:5344 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.675994][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.676188][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.676337][ T32] Call trace: [ 1341.676454][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.676587][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.676666][ T32] r4:00000000 [ 1341.676755][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.676861][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.676942][ T32] 1d20: cd055000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.677005][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.677060][ T32] 1d60: 80070013 ffffffff [ 1341.677116][ T32] r5:80070013 r4:80239bd0 [ 1341.677198][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.677293][ T32] r4:82ac11e4 [ 1341.677343][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.677469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.677525][ T32] r4:e0771dc0 [ 1341.677569][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.677659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 2 printk messages dropped ** [ 1341.677910][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1341.699874][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1341.700129][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.700565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.700806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.700918][ T32] INFO: task kworker/0:692:5347 blocked for more than 468 seconds. [ 1341.701013][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.701069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.701309][ T32] task:kworker/0:692 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.701466][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.701567][ T32] Call trace: [ 1341.701657][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.701767][ T32] r10:829187f4 r9:eb781d84 r8:00000002 r7:60000013 r6:eb781d8c r5:85743000 [ 1341.702952][ T32] r4:85743000 [ 1341.703130][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.703233][ T32] r5:85743000 r4:829187f0 [ 1341.703286][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.703932][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.704239][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1341.704336][ T32] r4:00000000 [ 1341.705042][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.705139][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.705722][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.705916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563df00 [ 1341.705975][ T32] r4:00000000 [ 1341.706057][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.706163][ T32] r9:83018005 r8:85743000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1341.706217][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.706383][ T32] r5:00001000 r4:dfaef000 [ 1341.706848][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.706985][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.707077][ T32] r5:856acf8c r4:856acc00 [ 1341.707118][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.707212][ T32] r7:dddced40 r6:83018000 r5:856acf8c r4:8570e480 [ 1341.707261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.707351][ T32] r10:61c88647 r9:85743000 r8:8570e4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.707398][ T32] r4:8570e480 [ 1341.707468][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.707564][ T32] r10:00000000 r9:8570e480 r8:8027ed34 r7:eb9f1e60 r6:856ceb80 r5:85743000 [ 1341.707613][ T32] r4:00000001 [ 1341.707659][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.707751][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1341.707848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.707922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.708015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.708097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.742314][ T32] r4:8563de00 [ 1341.743287][ T32] INFO: task kworker/0:692:5347 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.744042][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.744304][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.744479][ T32] Call trace: [ 1341.744592][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.744702][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.744763][ T32] r4:00000000 [ 1341.744820][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.744903][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.744971][ T32] 1d20: cd56b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.745028][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.745077][ T32] 1d60: 80070013 ffffffff [ 1341.745122][ T32] r5:80070013 r4:80239bd0 [ 1341.745162][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.745245][ T32] r4:82ac11e4 [ 1341.745286][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.745367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.745440][ T32] r4:e0771dc0 [ 1341.745485][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.745580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.745656][ T32] r4:00000000 [ 1341.745706][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.745798][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.745842][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.745929][ T32] r5:00001000 r4:dfa99000 [ 1341.745971][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.746045][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.746125][ T32] r5:8501338c r4:85013000 [ 1341.746166][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.746279][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.746326][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.746473][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.746523][ T32] r4:847da880 [ 1341.746565][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.746649][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.746692][ T32] r4:00000001 [ 1341.746746][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.746847][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.746919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.747016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.747082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.747136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.747182][ T32] r4:8497f8c0 [ 1341.747224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.747302][ T32] INFO: task kworker/0:693:5349 blocked for more than 468 seconds. [ 1341.747369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.747465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.747514][ T32] task:kworker/0:693 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.747621][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.747741][ T32] Call trace: [ 1341.747866][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.747965][ T32] r10:829187f4 r9:eb8d9d84 r8:00000002 r7:60000113 r6:eb8d9d8c r5:85743c00 [ 1341.748010][ T32] r4:85743c00 [ 1341.748047][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.748204][ T32] r5:85743c00 r4:829187f0 [ 1341.769051][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.769220][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.769328][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 [ 1341.769384][ T32] r4:00000000 [ 1341.769448][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.769540][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1341.769635][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.769750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718700 [ 1341.769841][ T32] r4:00000000 [ 1341.769897][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.770014][ T32] r9:83018005 r8:85743c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1341.770081][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.770203][ T32] r5:00001000 r4:eaf19000 [ 1341.770271][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.770368][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.770459][ T32] r5:856adf8c r4:856adc00 [ 1341.770510][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.770630][ T32] r7:dddced40 r6:83018000 r5:856adf8c r4:8570e500 [ 1341.770715][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.770830][ T32] r10:61c88647 r9:85743c00 r8:8570e52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.770915][ T32] r4:8570e500 [ 1341.770996][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.771096][ T32] r10:00000000 r9:8570e500 r8:8027ed34 r7:eb9f1e60 r6:856cec00 r5:85743c00 [ 1341.771149][ T32] r4:00000001 [ 1341.771199][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.771281][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1341.771348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.771416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.771478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.771540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.771591][ T32] r4:857181c0 [ 1341.772482][ T32] INFO: task kworker/0:693:5349 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.772560][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.772844][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.772959][ T32] Call trace: [ 1341.773357][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.773461][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.773517][ T32] r4:00000000 [ 1341.773563][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.773646][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.774047][ T32] 1d20: cd875000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.774420][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.774498][ T32] 1d60: 80070013 ffffffff [ 1341.775039][ T32] r5:80070013 r4:80239bd0 [ 1341.775762][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.775869][ T32] r4:82ac11e4 [ 1341.775926][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.776779][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.777426][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 6 printk messages dropped ** [ 1341.777967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1341.802377][ T32] task:kworker/0:694 state:D stack:0 pid:5350 tgid:5350 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.803181][ T32] r5:84916000 r4:829187f0 [ 1341.803234][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.803529][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.803675][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1341.804137][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.804257][ T32] r5:00001000 r4:eaab1000 [ 1341.804314][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.804399][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.804497][ T32] r5:856ad78c r4:856ad400 [ 1341.804566][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.804666][ T32] r7:dddced40 r6:83018000 r5:856ad78c r4:8570e580 [ 1341.804738][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.804843][ T32] r10:61c88647 r9:84916000 r8:8570e5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.804919][ T32] r4:8570e580 [ 1341.805000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.805141][ T32] r10:00000000 r9:8570e580 r8:8027ed34 r7:eb8d9e60 r6:8570e600 r5:84916000 [ 1341.805203][ T32] r4:00000001 [ 1341.805250][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.805344][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1341.805404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.805464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.805524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.805611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.805684][ T32] r4:857181c0 [ 1341.806513][ T32] INFO: task kworker/0:694:5350 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.806650][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.806830][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.806963][ T32] Call trace: [ 1341.807100][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.807209][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.807267][ T32] r4:00000000 [ 1341.807317][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.807412][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.807499][ T32] 1d20: cd937000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.807598][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.807663][ T32] 1d60: 80070013 ffffffff [ 1341.807750][ T32] r5:80070013 r4:80239bd0 [ 1341.807819][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.807917][ T32] r4:82ac11e4 [ 1341.807962][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.808041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.823307][ T32] r4:e0771dc0 [ 1341.823472][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.823596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.823643][ T32] r4:00000000 [ 1341.823682][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.823768][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.823812][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.823895][ T32] r5:00001000 r4:dfa99000 [ 1341.823944][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.824020][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.824098][ T32] r5:8501338c r4:85013000 [ 1341.824139][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.824228][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.824271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.824371][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.824420][ T32] r4:847da880 [ 1341.824491][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.824587][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1341.824633][ T32] r4:00000001 [ 1341.824671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.824740][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1341.824798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.824855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.824931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.825012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.825071][ T32] r4:8497f8c0 [ 1341.825119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.825177][ T32] INFO: task kworker/0:695:5353 blocked for more than 468 seconds. [ 1341.825240][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.825290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.825347][ T32] task:kworker/0:695 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.825456][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.825562][ T32] Call trace: ** 1 printk messages dropped ** [ 1341.825787][ T32] r10:829187f4 r9:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c r5:84914800 ** 2 printk messages dropped ** [ 1341.825962][ T32] r5:84914800 r4:829187f0 [ 1341.826003][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.826188][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 ** 4 printk messages dropped ** [ 1341.826544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718440 [ 1341.826589][ T32] r4:00000000 [ 1341.826652][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.826749][ T32] r9:83018005 r8:84914800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1341.826791][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.826867][ T32] r5:00001000 r4:eacb1000 [ 1341.826915][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.827020][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.827098][ T32] r5:856adb8c r4:856ad800 [ 1341.827137][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.827220][ T32] r7:dddced40 r6:83018000 r5:856adb8c r4:8570e680 [ 1341.827260][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.827344][ T32] r10:61c88647 r9:84914800 r8:8570e6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.827388][ T32] r4:8570e680 [ 1341.827426][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.827510][ T32] r10:00000000 r9:8570e680 r8:8027ed34 r7:eb8d9e60 r6:8570e700 r5:84914800 [ 1341.827570][ T32] r4:00000001 [ 1341.827645][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.827747][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 1341.827811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.827871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.827929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.828007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.828053][ T32] r4:857182c0 [ 1341.850223][ T32] INFO: task kworker/0:695:5353 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.850447][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.850641][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.850798][ T32] Call trace: [ 1341.850916][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.851073][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.851146][ T32] r4:00000000 [ 1341.851197][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.851321][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.851434][ T32] 1d20: cddb2000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.851511][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1341.852100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 10 printk messages dropped ** [ 1341.853026][ T32] r5:8501338c r4:85013000 ** 6 printk messages dropped ** [ 1341.853565][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 7 printk messages dropped ** [ 1341.854349][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1341.854863][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.855463][ T32] r5:84915400 r4:829187f0 [ 1341.855510][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.855747][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 ** 7 printk messages dropped ** [ 1341.856443][ T32] r9:83018005 r8:84915400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1341.856516][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.856614][ T32] r5:00001000 r4:eb08b000 [ 1341.856662][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.856771][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.856865][ T32] r5:856aeb8c r4:856ae800 [ 1341.856956][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.857060][ T32] r7:dddced40 r6:83018000 r5:856aeb8c r4:8570e780 [ 1341.857111][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.857214][ T32] r10:61c88647 r9:84915400 r8:8570e7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.857317][ T32] r4:8570e780 [ 1341.857380][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.857497][ T32] r10:00000000 r9:8570e780 r8:8027ed34 r7:eb8d9e60 r6:8570e800 r5:84915400 [ 1341.857555][ T32] r4:00000001 [ 1341.857600][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.857680][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1341.857742][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.857806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.857878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.857956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1341.883789][ T32] Call trace: ** 8 printk messages dropped ** [ 1341.884515][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1341.885002][ T32] r4:e0771dc0 [ 1341.885093][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.885230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.885289][ T32] r4:00000000 [ 1341.885337][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.885437][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.885491][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.885587][ T32] r5:00001000 r4:dfa99000 [ 1341.885637][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1341.885729][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.885823][ T32] r5:8501338c r4:85013000 [ 1341.885871][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.885985][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1341.886036][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.887025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1341.920798][ T32] r5:84911800 r4:829187f0 ** 11 printk messages dropped ** [ 1341.924719][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1341.941964][ T32] r4:85718640 ** 9 printk messages dropped ** [ 1341.947491][ T32] 1d20: ce225000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1341.973606][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.974208][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.975311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.976580][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.977127][ T32] r5:84916c00 r4:829187f0 ** 2 printk messages dropped ** [ 1341.977374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 ** 5 printk messages dropped ** [ 1341.977831][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.993893][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.994760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1341.994989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.995042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.995154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.995205][ T32] r4:857182c0 [ 1341.996049][ T32] INFO: task kworker/0:698:5359 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1341.996118][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.996392][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.996490][ T32] Call trace: [ 1341.996555][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.996676][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1341.996780][ T32] r4:00000000 [ 1341.996827][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.996936][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1341.997004][ T32] 1d20: ce6eb000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1341.997092][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1341.997171][ T32] 1d60: 80070013 ffffffff [ 1341.997225][ T32] r5:80070013 r4:80239bd0 [ 1341.997267][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.997350][ T32] r4:82ac11e4 [ 1341.997431][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.997518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1341.997563][ T32] r4:e0771dc0 [ 1341.997604][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1341.997684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1341.997727][ T32] r4:00000000 [ 1341.997766][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1341.997853][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.998023][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.009246][ T32] r5:00001000 r4:dfa99000 [ 1342.009350][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.009489][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.009583][ T32] r5:8501338c r4:85013000 [ 1342.009650][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.009789][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.009846][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.009961][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.010017][ T32] r4:847da880 [ 1342.010065][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.010252][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.010318][ T32] r4:00000001 [ 1342.010369][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.010483][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.010567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.010644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.010710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.010791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.010849][ T32] r4:8497f8c0 [ 1342.010917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.011049][ T32] INFO: task kworker/0:699:5361 blocked for more than 468 seconds. [ 1342.011129][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.011216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.011299][ T32] task:kworker/0:699 state:D stack:0 pid:5361 tgid:5361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.011457][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.011606][ T32] Call trace: [ 1342.011742][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.011942][ T32] r10:829187f4 r9:eb90dd84 r8:00000002 r7:60000013 r6:eb90dd8c r5:84913000 [ 1342.012017][ T32] r4:84913000 [ 1342.012095][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.012184][ T32] r5:84913000 r4:829187f0 [ 1342.012234][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.012325][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.012473][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.013231][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.013774][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1342.014209][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1342.014378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.014443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.014517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.014586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.014639][ T32] r4:85718680 [ 1342.015665][ T32] INFO: task kworker/0:699:5361 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.015885][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.016045][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.016222][ T32] Call trace: [ 1342.016305][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.016422][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.016479][ T32] r4:00000000 [ 1342.016529][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.016622][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.016711][ T32] 1d20: ce6eb000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.016840][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.016915][ T32] 1d60: 80070013 ffffffff [ 1342.017028][ T32] r5:80070013 r4:80239bd0 [ 1342.017089][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.017265][ T32] r4:82ac11e4 [ 1342.017338][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.017436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.017621][ T32] r4:e0771dc0 [ 1342.017692][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.017809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.017872][ T32] r4:00000000 [ 1342.017920][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.018038][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.018131][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.049603][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.050442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.051449][ T32] r10:829187f4 r9:eb91dd84 r8:00000002 r7:60000013 r6:eb91dd8c r5:84912400 ** 2 printk messages dropped ** [ 1342.051642][ T32] r5:84912400 r4:829187f0 [ 1342.051690][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.051795][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.051902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 [ 1342.051956][ T32] r4:00000000 [ 1342.052003][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.052084][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.052177][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.052275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85718fc0 [ 1342.052334][ T32] r4:00000000 [ 1342.052383][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.052505][ T32] r9:83018005 r8:84912400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1342.052566][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.052676][ T32] r5:00001000 r4:eb2cf000 [ 1342.052757][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1342.053737][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.053820][ T32] Exception stack(0xeb91dfb0 to 0xeb91dff8) [ 1342.053890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.053956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.054015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.054079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.054135][ T32] r4:85718900 [ 1342.055020][ T32] INFO: task kworker/0:700:5363 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.055105][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.055234][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.055950][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 16 printk messages dropped ** [ 1342.057316][ T32] r5:8501338c r4:85013000 ** 7 printk messages dropped ** [ 1342.057930][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1342.079814][ T32] task:kworker/0:701 state:D stack:0 pid:5365 tgid:5365 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.081735][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.082106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85720840 ** 8 printk messages dropped ** [ 1342.082902][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1342.083559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.085143][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.085966][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1342.086437][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.086546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.086605][ T32] r4:00000000 [ 1342.086652][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.086764][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.086832][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.086956][ T32] r5:00001000 r4:dfa99000 [ 1342.087009][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.087115][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.087233][ T32] r5:8501338c r4:85013000 [ 1342.087317][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.087434][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.087510][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.087613][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.087667][ T32] r4:847da880 [ 1342.087729][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.087849][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.087918][ T32] r4:00000001 [ 1342.087967][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.088062][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.118723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.118877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.118971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.119047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.119116][ T32] r4:8497f8c0 [ 1342.119173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.119238][ T32] INFO: task kworker/0:702:5366 blocked for more than 468 seconds. [ 1342.119322][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.119484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.119548][ T32] task:kworker/0:702 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.120407][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.120574][ T32] Call trace: [ 1342.120673][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.120785][ T32] r10:829187f4 r9:eb9fdd84 r8:00000002 r7:60000013 r6:eb9fdd8c r5:85676c00 [ 1342.120904][ T32] r4:85676c00 [ 1342.120979][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.121090][ T32] r5:85676c00 r4:829187f0 [ 1342.121173][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.121273][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.121379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1342.121448][ T32] r4:00000000 [ 1342.121559][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.121660][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.121817][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.121949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857200c0 ** 9 printk messages dropped ** [ 1342.122890][ T32] r7:dddced40 r6:83018000 r5:856af78c r4:8570ed80 ** 14 printk messages dropped ** [ 1342.124916][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.125422][ T32] r4:00000000 [ 1342.125441][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.125477][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.125506][ T32] 1d20: ceeac000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.125556][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.125583][ T32] 1d60: 80070013 ffffffff [ 1342.125605][ T32] r5:80070013 r4:80239bd0 [ 1342.125634][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.125699][ T32] r4:82ac11e4 [ 1342.125722][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.125784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.125810][ T32] r4:e0771dc0 [ 1342.125869][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.125913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.125937][ T32] r4:00000000 [ 1342.125955][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.125999][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.126041][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.126109][ T32] r5:00001000 r4:dfa99000 [ 1342.126277][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.126424][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.126478][ T32] r5:8501338c r4:85013000 [ 1342.126509][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.126558][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 1 printk messages dropped ** [ 1342.126664][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 19 printk messages dropped ** [ 1342.127463][ T32] r10:829187f4 r9:eba01d84 r8:00000002 r7:60000013 r6:eba01d8c r5:84960000 [ 1342.127489][ T32] r4:84960000 [ 1342.127508][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.127580][ T32] r5:84960000 r4:829187f0 [ 1342.127603][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.127642][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.127728][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1342.127753][ T32] r4:00000000 [ 1342.127813][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.127857][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.127892][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.127953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85720400 [ 1342.127988][ T32] r4:00000000 [ 1342.128011][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.128054][ T32] r9:83018005 r8:84960000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.149195][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.149646][ T32] r10:61c88647 r9:84960000 r8:8570eeac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1342.150109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.152257][ T32] 1d20: cef8a000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1342.153112][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.153357][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.154164][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1342.154657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.154720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.154857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.154923][ T32] r4:8497f8c0 [ 1342.155001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.155074][ T32] INFO: task kworker/0:704:5371 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.156569][ T32] r5:84961800 r4:829187f0 ** 3 printk messages dropped ** [ 1342.156907][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.157187][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1342.193302][ T32] r10:61c88647 r9:84961800 r8:8570efac r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1342.195818][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 15 printk messages dropped ** [ 1342.196955][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.197031][ T32] r5:8501338c r4:85013000 [ 1342.197110][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.197202][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.197243][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.197336][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.197380][ T32] r4:847da880 [ 1342.197433][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.197519][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.197563][ T32] r4:00000001 [ 1342.197714][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.197806][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.197861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.197984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.198039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.198092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.208803][ T32] r4:8497f8c0 [ 1342.208892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.208979][ T32] INFO: task kworker/0:705:5373 blocked for more than 468 seconds. [ 1342.209069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.209142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.209198][ T32] task:kworker/0:705 state:D stack:0 pid:5373 tgid:5373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.209345][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.209460][ T32] Call trace: [ 1342.209585][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.209669][ T32] r10:829187f4 r9:eba09d84 r8:00000002 r7:60000013 r6:eba09d8c r5:84960c00 ** 2 printk messages dropped ** [ 1342.209834][ T32] r5:84960c00 r4:829187f0 [ 1342.209859][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.210093][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 20 printk messages dropped ** [ 1342.211025][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1342.213135][ T32] r4:e0771dc0 ** 12 printk messages dropped ** [ 1342.213548][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1342.214384][ T32] r10:829187f4 r9:eb8c1d84 r8:00000002 r7:60000013 r6:eb8c1d8c r5:84963000 ** 5 printk messages dropped ** [ 1342.214695][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1342.214738][ T32] r4:00000000 [ 1342.214760][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.214820][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.214881][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.214986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85720b80 [ 1342.215013][ T32] r4:00000000 [ 1342.215031][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.215084][ T32] r9:83018005 r8:84963000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1342.215113][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.215189][ T32] r5:00001000 r4:eb5c9000 [ 1342.215233][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.215288][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.215357][ T32] r5:856b8b8c r4:856b8800 [ 1342.215388][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.215450][ T32] r7:dddced40 r6:83018000 r5:856b8b8c r4:8571a180 [ 1342.215515][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.215563][ T32] r10:61c88647 r9:84963000 r8:8571a1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.215586][ T32] r4:8571a180 [ 1342.215656][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.215703][ T32] r10:00000000 r9:8571a180 r8:8027ed34 r7:eba09e60 r6:8571a200 r5:84963000 [ 1342.215830][ T32] r4:00000001 [ 1342.215851][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.215885][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1342.215911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.215962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1342.216856][ T32] r5:80070013 r4:80239bd0 ** 7 printk messages dropped ** [ 1342.217181][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1342.217720][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 12 printk messages dropped ** [ 1342.240649][ T32] task:kworker/0:707 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.241441][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.241549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1342.241623][ T32] r4:00000000 [ 1342.241685][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.241797][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.241936][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.242044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85720cc0 [ 1342.242099][ T32] r4:00000000 [ 1342.242158][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.242258][ T32] r9:83018005 r8:84963c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1342.242323][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.242412][ T32] r5:00001000 r4:eb755000 [ 1342.242458][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.242554][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.242661][ T32] r5:856b8f8c r4:856b8c00 [ 1342.242714][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.242821][ T32] r7:dddced40 r6:83018000 r5:856b8f8c r4:8571a280 [ 1342.242875][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.242996][ T32] r10:61c88647 r9:84963c00 r8:8571a2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.243053][ T32] r4:8571a280 [ 1342.243110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1342.243438][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1342.245835][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 7 printk messages dropped ** [ 1342.246460][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.246560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.246617][ T32] r4:00000000 [ 1342.246665][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.246785][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.246866][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.247004][ T32] r5:00001000 r4:dfa99000 [ 1342.247053][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.247154][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.247248][ T32] r5:8501338c r4:85013000 [ 1342.247297][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.247428][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.247487][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 123 printk messages dropped ** [ 1342.277247][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.277384][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.277484][ T32] r5:856b978c r4:856b9400 [ 1342.277510][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.277576][ T32] r7:dddced40 r6:83018000 r5:856b978c r4:8571a480 [ 1342.277623][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.277692][ T32] r10:61c88647 r9:84965400 r8:8571a4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.277740][ T32] r4:8571a480 [ 1342.277785][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.277837][ T32] r10:00000000 r9:8571a480 r8:8027ed34 r7:eba11e60 r6:8571a500 r5:84965400 [ 1342.277859][ T32] r4:00000001 [ 1342.277889][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.277926][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) [ 1342.277951][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.277999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.278031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.278110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.303270][ T32] r4:85720c40 [ 1342.303771][ T32] INFO: task kworker/0:709:5382 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.303834][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.303985][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.304069][ T32] Call trace: [ 1342.304112][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.304166][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.304190][ T32] r4:00000000 [ 1342.304334][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.304377][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.304429][ T32] 1d20: d03dd000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.304461][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.304484][ T32] 1d60: 80070013 ffffffff [ 1342.304507][ T32] r5:80070013 r4:80239bd0 [ 1342.304628][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.304694][ T32] r4:82ac11e4 [ 1342.304739][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.304784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.304828][ T32] r4:e0771dc0 [ 1342.304851][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.304893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.304937][ T32] r4:00000000 [ 1342.304960][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.305006][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.305027][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.305067][ T32] r5:00001000 r4:dfa99000 [ 1342.305086][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.305130][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.305170][ T32] r5:8501338c r4:85013000 [ 1342.305190][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.305234][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.305255][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.305298][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.305320][ T32] r4:847da880 [ 1342.305339][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.305404][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.305432][ T32] r4:00000001 [ 1342.305452][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.305486][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.305534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.305565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.305590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.305616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.305650][ T32] r4:8497f8c0 [ 1342.305673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.305702][ T32] INFO: task kworker/0:710:5384 blocked for more than 468 seconds. [ 1342.305747][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.305796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.305819][ T32] task:kworker/0:710 state:D stack:0 pid:5384 tgid:5384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.305982][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.306028][ T32] Call trace: [ 1342.306084][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.306136][ T32] r10:829187f4 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:84966000 [ 1342.306161][ T32] r4:84966000 [ 1342.306218][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.306283][ T32] r5:84966000 r4:829187f0 [ 1342.306307][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.306346][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.306446][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1342.306494][ T32] r4:00000000 [ 1342.306540][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.306602][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.306640][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.306680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85728100 [ 1342.306711][ T32] r4:00000000 [ 1342.306742][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.306787][ T32] r9:83018005 r8:84966000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.306838][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.306897][ T32] r5:00001000 r4:eb877000 [ 1342.306920][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.306980][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.307020][ T32] r5:856b9f8c r4:856b9c00 [ 1342.307039][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.307083][ T32] r7:dddced40 r6:83018000 r5:856b9f8c r4:8571a580 [ 1342.307110][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.307170][ T32] r10:61c88647 r9:84966000 r8:8571a5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.307195][ T32] r4:8571a580 [ 1342.307214][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.307258][ T32] r10:00000000 r9:8571a580 r8:8027ed34 r7:eba15e60 r6:8571a600 r5:84966000 [ 1342.307292][ T32] r4:00000001 [ 1342.307313][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.307346][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1342.307371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.307397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.307422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.307448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.307468][ T32] r4:85720ec0 [ 1342.307763][ T32] INFO: task kworker/0:710:5384 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.307798][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.307915][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.307963][ T32] Call trace: [ 1342.308038][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.308462][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.328532][ T32] r4:00000000 [ 1342.328573][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.328634][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.328667][ T32] 1d20: d0844000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.328696][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.328731][ T32] 1d60: 80070013 ffffffff [ 1342.328760][ T32] r5:80070013 r4:80239bd0 [ 1342.328781][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.328823][ T32] r4:82ac11e4 [ 1342.328884][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.328940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.329000][ T32] r4:e0771dc0 [ 1342.329023][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.329098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.329129][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.329220][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.329242][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.329286][ T32] r5:00001000 r4:dfa99000 [ 1342.329319][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.329383][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.329430][ T32] r5:8501338c r4:85013000 [ 1342.329493][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.329584][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.329630][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.329708][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.329733][ T32] r4:847da880 [ 1342.329753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.329798][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.329842][ T32] r4:00000001 [ 1342.329886][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.329923][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.329949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.329977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.330003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.330054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.330173][ T32] r4:8497f8c0 [ 1342.330201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.330240][ T32] INFO: task kworker/0:711:5386 blocked for more than 468 seconds. [ 1342.330274][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.330298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.330343][ T32] task:kworker/0:711 state:D stack:0 pid:5386 tgid:5386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.330401][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.330468][ T32] Call trace: [ 1342.330505][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.330551][ T32] r10:829187f4 r9:eba1dd84 r8:00000002 r7:60000013 r6:eba1dd8c r5:84966c00 [ 1342.330596][ T32] r4:84966c00 [ 1342.330641][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.330684][ T32] r5:84966c00 r4:829187f0 [ 1342.330728][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.330791][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.330912][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1342.330986][ T32] r4:00000000 [ 1342.331045][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.331141][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.331226][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.331334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614680 [ 1342.331446][ T32] r4:00000000 [ 1342.331530][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.331635][ T32] r9:83018005 r8:84966c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1342.331705][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.331798][ T32] r5:00001000 r4:eb7d9000 [ 1342.331866][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.331956][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.332047][ T32] r5:856b9b8c r4:856b9800 [ 1342.332125][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.332238][ T32] r7:dddced40 r6:83018000 r5:856b9b8c r4:8571a680 ** 4 printk messages dropped ** [ 1342.332697][ T32] r10:00000000 r9:8571a680 r8:8027ed34 r7:eba19e60 r6:8571a700 r5:84966c00 ** 9 printk messages dropped ** [ 1342.334163][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.334953][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.335068][ T32] r4:e0771dc0 [ 1342.335111][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1342.335450][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.335598][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.335643][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.335689][ T32] r4:847da880 [ 1342.335732][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.335781][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.335825][ T32] r4:00000001 [ 1342.335867][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.335905][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.335930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.335956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.336014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.336069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.336094][ T32] r4:8497f8c0 [ 1342.336118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.336197][ T32] INFO: task kworker/0:712:5388 blocked for more than 468 seconds. [ 1342.336230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.336254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.336274][ T32] task:kworker/0:712 state:D stack:0 pid:5388 tgid:5388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.336317][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.336357][ T32] Call trace: [ 1342.336414][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.336495][ T32] r10:829187f4 r9:eba25d84 r8:00000002 r7:60000013 r6:eba25d8c r5:84910000 [ 1342.336543][ T32] r4:84910000 [ 1342.336565][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.336627][ T32] r5:84910000 r4:829187f0 [ 1342.336669][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.336711][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.336778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1342.336802][ T32] r4:00000000 [ 1342.336821][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.336858][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.336893][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.336945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85728680 [ 1342.336993][ T32] r4:00000000 [ 1342.337014][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.337057][ T32] r9:83018005 r8:84910000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1342.337078][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.337157][ T32] r5:00001000 r4:eb8c3000 [ 1342.337180][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.337242][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.337315][ T32] r5:856ba78c r4:856ba400 [ 1342.337362][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.337408][ T32] r7:dddced40 r6:83018000 r5:856ba78c r4:8571a780 [ 1342.337447][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.337493][ T32] r10:61c88647 r9:84910000 r8:8571a7ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1342.337601][ T32] r10:00000000 r9:8571a780 r8:8027ed34 r7:eba19e60 r6:8571a800 r5:84910000 ** 6 printk messages dropped ** [ 1342.337891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.357213][ T32] 1d20: d0ca7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1342.357667][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.358055][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1342.369229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.369737][ T32] r4:85738000 ** 1 printk messages dropped ** [ 1342.369836][ T32] r5:85738000 r4:829187f0 ** 1 printk messages dropped ** [ 1342.369951][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.370435][ T32] r5:00001000 r4:eb88f000 [ 1342.370468][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.370510][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.370563][ T32] r5:856ba38c r4:856ba000 [ 1342.370584][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.370650][ T32] r7:dddced40 r6:83018000 r5:856ba38c r4:8571a880 [ 1342.370678][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.370724][ T32] r10:61c88647 r9:85738000 r8:8571a8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.370831][ T32] r4:8571a880 [ 1342.370891][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.371032][ T32] r10:00000000 r9:8571a880 r8:8027ed34 r7:eba25e60 r6:8571a900 r5:85738000 [ 1342.371089][ T32] r4:00000001 [ 1342.371141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.371215][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1342.371271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.371333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.371394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.371469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.371521][ T32] r4:85728300 [ 1342.372399][ T32] INFO: task kworker/0:713:5390 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.372490][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.372625][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.372734][ T32] Call trace: [ 1342.372867][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.372984][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.373030][ T32] r4:00000000 [ 1342.373068][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.373162][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.373226][ T32] 1d20: d0f33000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.373288][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.373344][ T32] 1d60: 80070013 ffffffff [ 1342.373418][ T32] r5:80070013 r4:80239bd0 [ 1342.373479][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.373580][ T32] r4:82ac11e4 [ 1342.373654][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.373759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.373830][ T32] r4:e0771dc0 [ 1342.373883][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.373975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.374033][ T32] r4:00000000 [ 1342.374079][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.374188][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.374361][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.374461][ T32] r5:00001000 r4:dfa99000 [ 1342.374513][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.374606][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.374695][ T32] r5:8501338c r4:85013000 [ 1342.374745][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.374923][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.374999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.375113][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.375179][ T32] r4:847da880 [ 1342.375226][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.375335][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.375398][ T32] r4:00000001 [ 1342.375470][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.375539][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.375568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.375606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.375636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.375673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.375698][ T32] r4:8497f8c0 [ 1342.375717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.375741][ T32] INFO: task kworker/0:714:5392 blocked for more than 468 seconds. [ 1342.375801][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.375852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.375878][ T32] task:kworker/0:714 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.375989][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.376032][ T32] Call trace: [ 1342.376061][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.376155][ T32] r10:829187f4 r9:eba2dd84 r8:00000002 r7:60000113 r6:eba2dd8c r5:85739800 [ 1342.376182][ T32] r4:85739800 [ 1342.376202][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.376263][ T32] r5:85739800 r4:829187f0 [ 1342.376285][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.376346][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.376394][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1342.376463][ T32] r4:00000000 [ 1342.376484][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.376524][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.376559][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.376618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85728a80 [ 1342.376644][ T32] r4:00000000 [ 1342.376683][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.376749][ T32] r9:83018005 r8:85739800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.376771][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.376837][ T32] r5:00001000 r4:eb8e9000 [ 1342.376860][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.376901][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.376941][ T32] r5:856baf8c r4:856bac00 [ 1342.376976][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.377023][ T32] r7:dddced40 r6:83018000 r5:856baf8c r4:8571a980 [ 1342.377053][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.377101][ T32] r10:61c88647 r9:85739800 r8:8571a9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.377131][ T32] r4:8571a980 [ 1342.377172][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1342.377318][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) ** 3 printk messages dropped ** [ 1342.377450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1342.377806][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.377909][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.377958][ T32] Call trace: [ 1342.377986][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.378041][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.378067][ T32] r4:00000000 [ 1342.378123][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.399686][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.399743][ T32] 1d20: d115f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.399838][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.399889][ T32] 1d60: 80070013 ffffffff [ 1342.400047][ T32] r5:80070013 r4:80239bd0 [ 1342.400074][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.400139][ T32] r4:82ac11e4 [ 1342.400160][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.400201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.400223][ T32] r4:e0771dc0 [ 1342.400242][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.400283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.400304][ T32] r4:00000000 [ 1342.400345][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.400396][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.400439][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.400508][ T32] r5:00001000 r4:dfa99000 [ 1342.400534][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.400639][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.400685][ T32] r5:8501338c r4:85013000 [ 1342.400705][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.400774][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.400822][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.400937][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.401060][ T32] r4:847da880 [ 1342.401129][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.401251][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.401317][ T32] r4:00000001 [ 1342.401374][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.401472][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.401540][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.401612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.401678][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.401761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1342.402334][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.403574][ T32] r4:85738c00 ** 1 printk messages dropped ** [ 1342.403642][ T32] r5:85738c00 r4:829187f0 [ 1342.403748][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.403827][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.404143][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1342.404440][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.404671][ T32] r7:dddced40 r6:83018000 r5:856bab8c r4:8571aa80 ** 4 printk messages dropped ** [ 1342.404954][ T32] r10:00000000 r9:8571aa80 r8:8027ed34 r7:eba2de60 r6:8571ab00 r5:85738c00 ** 4 printk messages dropped ** [ 1342.405116][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.405191][ T32] r4:857283c0 ** 2 printk messages dropped ** [ 1342.405852][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.406241][ T32] 1d20: d115f000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1342.406585][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1342.406819][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 6 printk messages dropped ** [ 1342.407160][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 5 printk messages dropped ** [ 1342.407358][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.407471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.407703][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.407840][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.407902][ T32] Call trace: [ 1342.407959][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.408005][ T32] r10:829187f4 r9:eba35d84 r8:00000002 r7:60000113 r6:eba35d8c r5:8573a400 [ 1342.408026][ T32] r4:8573a400 [ 1342.408055][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.408097][ T32] r5:8573a400 r4:829187f0 [ 1342.408122][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.432650][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.432856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [ 1342.432928][ T32] r4:00000000 [ 1342.432974][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.433058][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.433183][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.433288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc200 [ 1342.433347][ T32] r4:00000000 [ 1342.433396][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.433511][ T32] r9:83018005 r8:8573a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1342.433562][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.433633][ T32] r5:00001000 r4:eb9b3000 [ 1342.433655][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.433695][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.433741][ T32] r5:8577078c r4:85770400 [ 1342.433762][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.433807][ T32] r7:dddced40 r6:83018000 r5:8577078c r4:8571ab80 [ 1342.433840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.434121][ T32] r10:61c88647 r9:8573a400 r8:8571abac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.434219][ T32] r4:8571ab80 [ 1342.434252][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.434334][ T32] r10:00000000 r9:8571ab80 r8:8027ed34 r7:eba2de60 r6:8571ac00 r5:8573a400 [ 1342.434365][ T32] r4:00000001 [ 1342.434391][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.434469][ T32] Exception stack(0xeba35fb0 to 0xeba35ff8) [ 1342.434519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.434641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.434683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.434733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.434762][ T32] r4:857285c0 [ 1342.435408][ T32] INFO: task kworker/0:716:5396 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.435457][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.435678][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.435784][ T32] Call trace: [ 1342.435819][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.435875][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.435926][ T32] r4:00000000 [ 1342.435950][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.435990][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.436019][ T32] 1d20: d158a000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.436086][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.436164][ T32] 1d60: 80070013 ffffffff [ 1342.436205][ T32] r5:80070013 r4:80239bd0 [ 1342.436258][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.436311][ T32] r4:82ac11e4 [ 1342.436332][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.436374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.436448][ T32] r4:e0771dc0 [ 1342.436471][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.436513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.436587][ T32] r4:00000000 [ 1342.436611][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.436658][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.436680][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.436754][ T32] r5:00001000 r4:dfa99000 [ 1342.436847][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.436898][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.436939][ T32] r5:8501338c r4:85013000 [ 1342.436959][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.437005][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.437025][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.437194][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.437221][ T32] r4:847da880 [ 1342.437242][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.437367][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.437410][ T32] r4:00000001 [ 1342.437465][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.437506][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.437583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.437615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.437640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.437669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.437690][ T32] r4:8497f8c0 [ 1342.437711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.437752][ T32] INFO: task kworker/0:717:5398 blocked for more than 468 seconds. [ 1342.437792][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.437819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.437840][ T32] task:kworker/0:717 state:D stack:0 pid:5398 tgid:5398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.437890][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.437934][ T32] Call trace: [ 1342.438007][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.438057][ T32] r10:829187f4 r9:eba39d84 r8:00000002 r7:60000113 r6:eba39d8c r5:8573c800 [ 1342.438142][ T32] r4:8573c800 [ 1342.456917][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.457040][ T32] r5:8573c800 r4:829187f0 [ 1342.457064][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.457108][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.457158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 ** 3 printk messages dropped ** [ 1342.457331][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1342.457896][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.469478][ T32] r4:8571ac80 ** 2 printk messages dropped ** [ 1342.469672][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1342.469769][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.469902][ T32] r4:857285c0 ** 2 printk messages dropped ** [ 1342.470532][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.470973][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 3 printk messages dropped ** [ 1342.471264][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1342.471633][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1342.472013][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1342.472849][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1342.473317][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 2 printk messages dropped ** [ 1342.473529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.473598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.473656][ T32] r4:8497f8c0 [ 1342.473703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.473803][ T32] INFO: task kworker/1:417:5402 blocked for more than 468 seconds. [ 1342.473883][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.473943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.474068][ T32] task:kworker/1:417 state:D stack:0 pid:5402 tgid:5402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.474194][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.474285][ T32] Call trace: [ 1342.474371][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.474431][ T32] r10:829187f4 r9:eb9e9d84 r8:00000002 r7:60000113 r6:eb9e9d8c r5:8573bc00 [ 1342.474485][ T32] r4:8573bc00 [ 1342.474538][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.474582][ T32] r5:8573bc00 r4:829187f0 [ 1342.474610][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.474686][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.474737][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 [ 1342.474760][ T32] r4:00000000 [ 1342.474807][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.474877][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.474985][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.475038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85721c00 [ 1342.475062][ T32] r4:00000000 [ 1342.475080][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.475128][ T32] r9:83018205 r8:8573bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1342.475149][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.475190][ T32] r5:00001000 r4:ead05000 [ 1342.475209][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.475247][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.475286][ T32] r5:85695f8c r4:85695c00 [ 1342.475306][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.475361][ T32] r7:ddde2d40 r6:83018200 r5:85695f8c r4:856cec80 [ 1342.475385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.475431][ T32] r10:61c88647 r9:8573bc00 r8:856cecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.475453][ T32] r4:856cec80 [ 1342.475472][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.475515][ T32] r10:00000000 r9:856cec80 r8:8027ed34 r7:eb95de60 r6:8571ad80 r5:8573bc00 [ 1342.475536][ T32] r4:00000001 [ 1342.475569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.475606][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1342.475631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.475683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.475712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.475769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.475795][ T32] r4:85721780 [ 1342.476114][ T32] INFO: task kworker/1:417:5402 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.476149][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.476315][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.476363][ T32] Call trace: [ 1342.476827][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.476886][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.476911][ T32] r4:00000000 [ 1342.476930][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.477214][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.477247][ T32] 1d20: d19ec000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.477303][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.477330][ T32] 1d60: 80070013 ffffffff [ 1342.477397][ T32] r5:80070013 r4:80239bd0 [ 1342.477420][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.477461][ T32] r4:82ac11e4 [ 1342.477480][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.477522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.477546][ T32] r4:e0771dc0 [ 1342.477565][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.477604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.477625][ T32] r4:00000000 [ 1342.477654][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.477727][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 2 printk messages dropped ** [ 1342.477846][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.478236][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1342.502344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.502703][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1342.502958][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.503206][ T32] r5:85745400 r4:829187f0 [ 1342.503231][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.503273][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.503349][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.503489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85721a40 ** 5 printk messages dropped ** [ 1342.503694][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.504129][ T32] r10:61c88647 r9:85745400 r8:856ced2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.504314][ T32] r4:856ced00 [ 1342.504337][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.504382][ T32] r10:00000000 r9:856ced00 r8:8027ed34 r7:eb9e9e60 r6:856ced80 r5:85745400 [ 1342.504404][ T32] r4:00000001 [ 1342.504422][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.504556][ T32] Exception stack(0xeba21fb0 to 0xeba21ff8) [ 1342.504585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.504613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.504639][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.504668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.504708][ T32] r4:85721780 [ 1342.505212][ T32] INFO: task kworker/1:418:5403 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.505248][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.505316][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.505549][ T32] Call trace: [ 1342.505579][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.505628][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.505704][ T32] r4:00000000 [ 1342.505765][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.505877][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.505918][ T32] 1d20: d1d7b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.505949][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.505972][ T32] 1d60: 80070013 ffffffff [ 1342.506045][ T32] r5:80070013 r4:80239bd0 [ 1342.506070][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.506112][ T32] r4:82ac11e4 [ 1342.506159][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.506204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.506255][ T32] r4:e0771dc0 [ 1342.506277][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.506318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.506339][ T32] r4:00000000 [ 1342.506359][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.506402][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.506424][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.506465][ T32] r5:00001000 r4:dfa99000 [ 1342.506485][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.506549][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.506594][ T32] r5:8501338c r4:85013000 [ 1342.506613][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.506658][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.506679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.506806][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.506878][ T32] r4:847da880 [ 1342.506904][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.507090][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.507123][ T32] r4:00000001 [ 1342.507143][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.507177][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.507203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.507258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.507423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.507454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.507501][ T32] r4:8497f8c0 [ 1342.507523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.507549][ T32] INFO: task kworker/1:419:5405 blocked for more than 469 seconds. [ 1342.507577][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.507600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.507619][ T32] task:kworker/1:419 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.507692][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.507733][ T32] Call trace: [ 1342.507762][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.507805][ T32] r10:829187f4 r9:eb9d5d84 r8:00000002 r7:60000013 r6:eb9d5d8c r5:85746000 ** 2 printk messages dropped ** [ 1342.507908][ T32] r5:85746000 r4:829187f0 [ 1342.507932][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.507973][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.508017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 ** 3 printk messages dropped ** [ 1342.518717][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.519149][ T32] r5:8569638c r4:85696000 ** 3 printk messages dropped ** [ 1342.520580][ T32] r10:61c88647 r9:85746000 r8:856cee2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1342.520977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1342.521172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.521869][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.522031][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.522107][ T32] Call trace: [ 1342.522164][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.522248][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.522304][ T32] r4:00000000 [ 1342.522337][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.522379][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.522435][ T32] 1d20: d1d7b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.522468][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.522493][ T32] 1d60: 80070013 ffffffff [ 1342.522517][ T32] r5:80070013 r4:80239bd0 [ 1342.522537][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.522577][ T32] r4:82ac11e4 [ 1342.522602][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.522645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.522667][ T32] r4:e0771dc0 [ 1342.522686][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.522844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.522898][ T32] r4:00000000 [ 1342.522922][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.523005][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.523035][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.523112][ T32] r5:00001000 r4:dfa99000 [ 1342.523171][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.523216][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.523260][ T32] r5:8501338c r4:85013000 [ 1342.523281][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.523327][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.523373][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.523422][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.523445][ T32] r4:847da880 [ 1342.523464][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.523507][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.523540][ T32] r4:00000001 [ 1342.523563][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.523608][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.523666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.523753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.523785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.523813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.523835][ T32] r4:8497f8c0 [ 1342.523855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.523941][ T32] INFO: task kworker/1:420:5408 blocked for more than 469 seconds. [ 1342.523979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.524055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.524078][ T32] task:kworker/1:420 state:D stack:0 pid:5408 tgid:5408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.524127][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.524169][ T32] Call trace: [ 1342.524385][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.524436][ T32] r10:829187f4 r9:eba3dd84 r8:00000002 r7:60000113 r6:eba3dd8c r5:85746c00 [ 1342.524459][ T32] r4:85746c00 [ 1342.524535][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.524579][ T32] r5:85746c00 r4:829187f0 [ 1342.524600][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.524639][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.524691][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 ** 2 printk messages dropped ** [ 1342.524768][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.524957][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.525239][ T32] r7:ddde2d40 r6:83018200 r5:8569678c r4:856cef00 ** 4 printk messages dropped ** [ 1342.525416][ T32] r10:00000000 r9:856cef00 r8:8027ed34 r7:eb9d5e60 r6:856cef80 r5:85746c00 ** 4 printk messages dropped ** [ 1342.525589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.526275][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.526846][ T32] 1d20: d1d7b000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 13 printk messages dropped ** [ 1342.527417][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.527868][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1342.528063][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1342.554125][ T32] r4:8497f8c0 ** 3 printk messages dropped ** [ 1342.554323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1342.554720][ T32] r5:85740000 r4:829187f0 [ 1342.554741][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.554797][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.554847][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 1342.554900][ T32] r4:00000000 [ 1342.554943][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.555066][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.555115][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.555158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708e80 [ 1342.555181][ T32] r4:00000000 [ 1342.555254][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.555331][ T32] r9:83018005 r8:85740000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1342.555389][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.555436][ T32] r5:00001000 r4:eb955000 [ 1342.555458][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.555550][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.555623][ T32] r5:856bb78c r4:856bb400 [ 1342.555672][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.555729][ T32] r7:dddced40 r6:83018000 r5:856bb78c r4:8571ae00 [ 1342.555776][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.555825][ T32] r10:61c88647 r9:85740000 r8:8571ae2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.555847][ T32] r4:8571ae00 [ 1342.555894][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.555955][ T32] r10:00000000 r9:8571ae00 r8:8027ed34 r7:eba35e60 r6:85711080 r5:85740000 [ 1342.555983][ T32] r4:00000001 [ 1342.556002][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.556070][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1342.556101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.556131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.556157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.556184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.556205][ T32] r4:85728ec0 [ 1342.556642][ T32] INFO: task kworker/0:718:5409 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.556711][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.556854][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.556944][ T32] Call trace: [ 1342.556986][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.557087][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.557116][ T32] r4:00000000 [ 1342.557137][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.557177][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.557207][ T32] 1d20: d21cd000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.557306][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.557439][ T32] 1d60: 80070013 ffffffff [ 1342.557465][ T32] r5:80070013 r4:80239bd0 [ 1342.557512][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.557555][ T32] r4:82ac11e4 [ 1342.557575][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.557616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.557658][ T32] r4:e0771dc0 [ 1342.557732][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.557778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.557801][ T32] r4:00000000 [ 1342.557921][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.557971][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.558019][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.558065][ T32] r5:00001000 r4:dfa99000 [ 1342.558139][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.572476][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.572599][ T32] r5:8501338c r4:85013000 [ 1342.572787][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.573259][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.573325][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.573723][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.573790][ T32] r4:847da880 [ 1342.573861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.573982][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.574278][ T32] r4:00000001 [ 1342.574341][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.574443][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.574528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.574603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.574673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.574760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.574877][ T32] r4:8497f8c0 [ 1342.574979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.575054][ T32] INFO: task kworker/1:421:5410 blocked for more than 469 seconds. [ 1342.575116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.575218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.575283][ T32] task:kworker/1:421 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.575339][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.575450][ T32] Call trace: [ 1342.575506][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.575554][ T32] r10:829187f4 r9:eba49d84 r8:00000002 r7:60000113 r6:eba49d8c r5:85744800 [ 1342.575577][ T32] r4:85744800 [ 1342.575612][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.575683][ T32] r5:85744800 r4:829187f0 [ 1342.575827][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.575877][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.575924][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 [ 1342.575972][ T32] r4:00000000 [ 1342.575994][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.576034][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.576073][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.576113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85721340 [ 1342.576140][ T32] r4:00000000 [ 1342.576159][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.576262][ T32] r9:83018205 r8:85744800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1342.576289][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.576340][ T32] r5:00001000 r4:eb0c5000 [ 1342.576403][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.576530][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.576901][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.577308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.603160][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.603440][ T32] Call trace: [ 1342.603856][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.603918][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.603942][ T32] r4:00000000 [ 1342.604008][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.604052][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.604087][ T32] 1d20: d2753000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.604142][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.604303][ T32] 1d60: 80070013 ffffffff [ 1342.604331][ T32] r5:80070013 r4:80239bd0 [ 1342.604353][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.604422][ T32] r4:82ac11e4 [ 1342.604448][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.604689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.604797][ T32] r4:e0771dc0 [ 1342.604821][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.604964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.604993][ T32] r4:00000000 [ 1342.605842][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.606395][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.606423][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.606492][ T32] r5:00001000 r4:dfa99000 [ 1342.606648][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.606748][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.606879][ T32] r5:8501338c r4:85013000 [ 1342.606942][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.607024][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.607049][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.607095][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.607117][ T32] r4:847da880 [ 1342.607161][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.607335][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.607548][ T32] r4:00000001 [ 1342.607578][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.607635][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.607710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.607797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.607891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.607985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.608049][ T32] r4:8497f8c0 [ 1342.617330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.617491][ T32] INFO: task kworker/1:422:5413 blocked for more than 469 seconds. [ 1342.617580][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.617660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.617717][ T32] task:kworker/1:422 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.617866][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.618646][ T32] Call trace: [ 1342.618775][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.618918][ T32] r10:829187f4 r9:eba45d84 r8:00000002 r7:60000013 r6:eba45d8c r5:85742400 [ 1342.619016][ T32] r4:85742400 [ 1342.619088][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.619190][ T32] r5:85742400 r4:829187f0 [ 1342.619243][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.619340][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.619443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 [ 1342.619498][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.619633][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1342.620381][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1342.621454][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1342.621827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1342.622916][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.623720][ T32] 1d20: d2753000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1342.624534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 10 printk messages dropped ** [ 1342.625428][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1342.625904][ T32] r4:8497f8c0 ** 6 printk messages dropped ** [ 1342.626248][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.626558][ T32] r5:856fe000 r4:829187f0 [ 1342.626733][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.627300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f040 ** 3 printk messages dropped ** [ 1342.627471][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.627518][ T32] r5:00001000 r4:eb193000 [ 1342.627541][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.627633][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.627679][ T32] r5:8569778c r4:85697400 [ 1342.627700][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.627776][ T32] r7:ddde2d40 r6:83018200 r5:8569778c r4:85711280 [ 1342.627801][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.627847][ T32] r10:61c88647 r9:856fe000 r8:857112ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.627875][ T32] r4:85711280 [ 1342.627896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.627940][ T32] r10:00000000 r9:85711280 r8:8027ed34 r7:eba45e60 r6:85711300 r5:856fe000 [ 1342.627962][ T32] r4:00000001 [ 1342.627981][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.628019][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1342.628119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.659480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.659523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.659558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.659638][ T32] r4:8570ab00 [ 1342.660127][ T32] INFO: task kworker/1:423:5414 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.660907][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.661149][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.661233][ T32] Call trace: [ 1342.661274][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.661369][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.661403][ T32] r4:00000000 [ 1342.661430][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.661482][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.661523][ T32] 1d20: d2ab7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.661571][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.661612][ T32] 1d60: 80070013 ffffffff [ 1342.661659][ T32] r5:80070013 r4:80239bd0 [ 1342.661710][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.661787][ T32] r4:82ac11e4 [ 1342.661813][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.661873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.661922][ T32] r4:e0771dc0 [ 1342.661947][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.661993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.662038][ T32] r4:00000000 [ 1342.662062][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.662116][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.662161][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.662232][ T32] r5:00001000 r4:dfa99000 [ 1342.662257][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.662302][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.662346][ T32] r5:8501338c r4:85013000 [ 1342.662388][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.662440][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.662463][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.662528][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.662564][ T32] r4:847da880 [ 1342.662588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.662635][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.662659][ T32] r4:00000001 [ 1342.662679][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.662713][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.662741][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.662903][ T32] r4:8497f8c0 ** 4 printk messages dropped ** [ 1342.663115][ T32] task:kworker/1:424 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.663487][ T32] r5:856fec00 r4:829187f0 ** 2 printk messages dropped ** [ 1342.663590][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 ** 2 printk messages dropped ** [ 1342.663666][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.663733][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.663780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b1540 [ 1342.663804][ T32] r4:00000000 [ 1342.663854][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.663925][ T32] r9:83018205 r8:856fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.663951][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.664044][ T32] r5:00001000 r4:eb153000 [ 1342.664068][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.664107][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.664149][ T32] r5:8569738c r4:85697000 [ 1342.664170][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.664212][ T32] r7:ddde2d40 r6:83018200 r5:8569738c r4:85711380 [ 1342.664254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.664303][ T32] r10:61c88647 r9:856fec00 r8:857113ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.664339][ T32] r4:85711380 [ 1342.664363][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.664407][ T32] r10:00000000 r9:85711380 r8:8027ed34 r7:eba51e60 r6:85711400 r5:856fec00 [ 1342.664430][ T32] r4:00000001 [ 1342.664449][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.664484][ T32] Exception stack(0xeba4dfb0 to 0xeba4dff8) [ 1342.664511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.664539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.664565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.664592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.664615][ T32] r4:857214c0 [ 1342.664968][ T32] INFO: task kworker/1:424:5416 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.665027][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.665155][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.665207][ T32] Call trace: [ 1342.665238][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.665285][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.665311][ T32] r4:00000000 [ 1342.665330][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.665369][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.665432][ T32] 1d20: d2ab7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.665465][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.665516][ T32] 1d60: 80070013 ffffffff [ 1342.665552][ T32] r5:80070013 r4:80239bd0 [ 1342.665583][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.665625][ T32] r4:82ac11e4 [ 1342.665654][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.665700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.665747][ T32] r4:e0771dc0 [ 1342.665769][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.665811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.665833][ T32] r4:00000000 [ 1342.665857][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.665934][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.665970][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.666017][ T32] r5:00001000 r4:dfa99000 [ 1342.666037][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.666097][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.666272][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.666579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.666769][ T32] INFO: task kworker/1:425:5419 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.666999][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.667235][ T32] r5:85750000 r4:829187f0 [ 1342.667256][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.667295][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.667409][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.667549][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1342.667795][ T32] r9:83018205 r8:85750000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 7 printk messages dropped ** [ 1342.694393][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.694580][ T32] r10:61c88647 r9:85750000 r8:8571152c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.694621][ T32] r4:85711500 [ 1342.694666][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.694752][ T32] r10:00000000 r9:85711500 r8:8027ed34 r7:eba51e60 r6:85711580 r5:85750000 [ 1342.694788][ T32] r4:00000001 [ 1342.694830][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.694898][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1342.694985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.695038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.695083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.695131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.695192][ T32] r4:8570f280 [ 1342.695988][ T32] INFO: task kworker/1:425:5419 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.696043][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.696209][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.696339][ T32] Call trace: [ 1342.696394][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.696475][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.696527][ T32] r4:00000000 [ 1342.696584][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.696651][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.696699][ T32] 1d20: d3014000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.696762][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.696800][ T32] 1d60: 80070013 ffffffff [ 1342.696837][ T32] r5:80070013 r4:80239bd0 [ 1342.696875][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.696939][ T32] r4:82ac11e4 [ 1342.696972][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.697039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.697135][ T32] r4:e0771dc0 [ 1342.697173][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.697263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.697305][ T32] r4:00000000 [ 1342.697358][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.697436][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.697472][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.697557][ T32] r5:00001000 r4:dfa99000 [ 1342.697593][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.697658][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.697736][ T32] r5:8501338c r4:85013000 [ 1342.697772][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.697851][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.697886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.698021][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.698062][ T32] r4:847da880 [ 1342.712506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.712654][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.712696][ T32] r4:00000001 [ 1342.712873][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.712939][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.712990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.713039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.713112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.713163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.713294][ T32] r4:8497f8c0 [ 1342.713371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.713420][ T32] INFO: task kworker/1:426:5420 blocked for more than 469 seconds. [ 1342.713495][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.713571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.713608][ T32] task:kworker/1:426 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.714113][ T32] r5:85750c00 r4:829187f0 [ 1342.714147][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.714437][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.715180][ T32] r5:85697b8c r4:85697800 ** 6 printk messages dropped ** [ 1342.715650][ T32] r10:00000000 r9:85711480 r8:8027ed34 r7:eba55e60 r6:85711600 r5:85750c00 ** 7 printk messages dropped ** [ 1342.716030][ T32] r4:8570f1c0 ** 5 printk messages dropped ** [ 1342.717190][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1342.717925][ T32] r4:e0771dc0 [ 1342.718005][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.718075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.718111][ T32] r4:00000000 [ 1342.738663][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.738813][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.738859][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.738987][ T32] r5:00001000 r4:dfa99000 [ 1342.739045][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.739118][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.739204][ T32] r5:8501338c r4:85013000 [ 1342.739241][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.739315][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.739348][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.739420][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.739488][ T32] r4:847da880 [ 1342.739524][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.739607][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.739646][ T32] r4:00000001 [ 1342.739678][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.739735][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.739781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.739828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.739875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.739922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.739958][ T32] r4:8497f8c0 [ 1342.739992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.740061][ T32] INFO: task kworker/1:427:5422 blocked for more than 469 seconds. [ 1342.740117][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.740157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.740216][ T32] task:kworker/1:427 state:D stack:0 pid:5422 tgid:5422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.740340][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.740433][ T32] Call trace: [ 1342.740487][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.740591][ T32] r10:829187f4 r9:eba65d84 r8:00000002 r7:60000013 r6:eba65d8c r5:8573e000 [ 1342.740630][ T32] r4:8573e000 [ 1342.740679][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.740815][ T32] r5:8573e000 r4:829187f0 [ 1342.740855][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.740920][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.740991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba65e08 [ 1342.741025][ T32] r4:00000000 [ 1342.741068][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.741132][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.741189][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.741277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f500 [ 1342.741326][ T32] r4:00000000 [ 1342.741359][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.741454][ T32] r9:83018205 r8:8573e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1342.741504][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.741592][ T32] r5:00001000 r4:eb471000 [ 1342.741649][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.741747][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.741822][ T32] r5:85697f8c r4:85697c00 [ 1342.741889][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.741964][ T32] r7:ddde2d40 r6:83018200 r5:85697f8c r4:85711680 [ 1342.742001][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.742097][ T32] r10:61c88647 r9:8573e000 r8:857116ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.742150][ T32] r4:85711680 [ 1342.742182][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.742254][ T32] r10:00000000 r9:85711680 r8:8027ed34 r7:eba55e60 r6:8571ae80 r5:8573e000 [ 1342.742313][ T32] r4:00000001 [ 1342.742349][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.742404][ T32] Exception stack(0xeba65fb0 to 0xeba65ff8) [ 1342.742459][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.742510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.742552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.743465][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.744736][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1342.744828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 5 printk messages dropped ** [ 1342.745573][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.745927][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.746321][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1342.746692][ T32] r4:8497f8c0 ** 2 printk messages dropped ** [ 1342.746893][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1342.747109][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.747384][ T32] r4:8573ec00 ** 1 printk messages dropped ** [ 1342.747478][ T32] r5:8573ec00 r4:829187f0 [ 1342.747513][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.747573][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.747689][ T32] r4:00000000 [ 1342.747743][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.747805][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.747882][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.747951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b1780 [ 1342.747986][ T32] r4:00000000 [ 1342.748121][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.772194][ T32] r9:83018205 r8:8573ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1342.772317][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.772409][ T32] r5:00001000 r4:eb823000 [ 1342.772502][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.772721][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.772782][ T32] r5:85105b8c r4:85105800 [ 1342.772890][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.772947][ T32] r7:ddde2d40 r6:83018200 r5:85105b8c r4:85711700 [ 1342.773258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.773322][ T32] r10:61c88647 r9:8573ec00 r8:8571172c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.773364][ T32] r4:85711700 [ 1342.773472][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.773638][ T32] r10:00000000 r9:85711700 r8:8027ed34 r7:eba55e60 r6:8571af00 r5:8573ec00 [ 1342.773672][ T32] r4:00000001 [ 1342.773693][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.774007][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1342.774113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.774155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.774182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.774280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.774416][ T32] r4:8570f400 [ 1342.774915][ T32] INFO: task kworker/1:428:5425 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.774984][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.775057][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.775282][ T32] Call trace: [ 1342.775374][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.775480][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.775538][ T32] r4:00000000 [ 1342.775607][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.775705][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.775790][ T32] 1d20: d3a3d000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.775860][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.775966][ T32] 1d60: 80070013 ffffffff [ 1342.776094][ T32] r5:80070013 r4:80239bd0 [ 1342.776155][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.776278][ T32] r4:82ac11e4 [ 1342.776340][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.776434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.776482][ T32] r4:e0771dc0 [ 1342.776529][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.776619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.776695][ T32] r4:00000000 [ 1342.776793][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.776917][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.776972][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.777027][ T32] r5:00001000 r4:dfa99000 [ 1342.777077][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.777245][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.777292][ T32] r5:8501338c r4:85013000 [ 1342.777312][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.777369][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.777544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.777593][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.777615][ T32] r4:847da880 [ 1342.777635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.777678][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.777699][ T32] r4:00000001 [ 1342.777787][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.777827][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.777855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.777886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.777912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.778148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.792612][ T32] r4:8497f8c0 [ 1342.792798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.792846][ T32] INFO: task kworker/1:429:5426 blocked for more than 469 seconds. [ 1342.793024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.793057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.793425][ T32] task:kworker/1:429 state:D stack:0 pid:5426 tgid:5426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.793651][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.793753][ T32] Call trace: [ 1342.793852][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.793915][ T32] r10:829187f4 r9:eba75d84 r8:00000002 r7:60000013 r6:eba75d8c r5:8573d400 [ 1342.793977][ T32] r4:8573d400 ** 1 printk messages dropped ** [ 1342.794075][ T32] r5:8573d400 r4:829187f0 [ 1342.794096][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.794139][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.794432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f740 ** 10 printk messages dropped ** [ 1342.794994][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.795313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.797501][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1342.811368][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1342.811847][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1342.813120][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1342.813758][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.814446][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.814840][ T32] r5:8573b000 r4:829187f0 [ 1342.814917][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.815465][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.815564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f880 [ 1342.815616][ T32] r4:00000000 [ 1342.815661][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.815758][ T32] r9:83018205 r8:8573b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1342.815810][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.815913][ T32] r5:00001000 r4:eb66b000 [ 1342.815986][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.816112][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.816215][ T32] r5:8510438c r4:85104000 [ 1342.816262][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.816360][ T32] r7:ddde2d40 r6:83018200 r5:8510438c r4:85711800 [ 1342.816413][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.816514][ T32] r10:61c88647 r9:8573b000 r8:8571182c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.816571][ T32] r4:85711800 [ 1342.816653][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.816762][ T32] r10:00000000 r9:85711800 r8:8027ed34 r7:eba71e60 r6:85651000 r5:8573b000 [ 1342.816810][ T32] r4:00000001 [ 1342.816878][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.816960][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1342.817019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.817127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.817235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.817304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.817351][ T32] r4:8570f5c0 [ 1342.838429][ T32] INFO: task kworker/1:430:5429 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.838521][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.838624][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.838699][ T32] Call trace: [ 1342.838736][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.838813][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.838841][ T32] r4:00000000 [ 1342.838862][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.838907][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.838953][ T32] 1d20: d40e4000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.838983][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.839006][ T32] 1d60: 80070013 ffffffff [ 1342.839028][ T32] r5:80070013 r4:80239bd0 [ 1342.839048][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.839120][ T32] r4:82ac11e4 [ 1342.839145][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.839188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.839227][ T32] r4:e0771dc0 [ 1342.839394][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.839672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.839729][ T32] r4:00000000 [ 1342.839815][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.839954][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.840006][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.840093][ T32] r5:00001000 r4:dfa99000 [ 1342.840154][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.840261][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.840348][ T32] r5:8501338c r4:85013000 [ 1342.840390][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.840481][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.840531][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.840764][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.840825][ T32] r4:847da880 [ 1342.840877][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.840993][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.841046][ T32] r4:00000001 [ 1342.841088][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.841163][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.841264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.841327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.841526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.841599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.841649][ T32] r4:8497f8c0 [ 1342.841706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.841759][ T32] INFO: task kworker/1:431:5430 blocked for more than 469 seconds. [ 1342.841832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.842953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.842981][ T32] task:kworker/1:431 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.843128][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.843649][ T32] Call trace: [ 1342.843733][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.843816][ T32] r10:829187f4 r9:eba85d84 r8:00000002 r7:60000013 r6:eba85d8c r5:8567bc00 [ 1342.843955][ T32] r4:8567bc00 [ 1342.843979][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.844039][ T32] r5:8567bc00 r4:829187f0 [ 1342.844067][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.844123][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.844172][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1342.844195][ T32] r4:00000000 [ 1342.844214][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.844357][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.844397][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.844438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570fa00 [ 1342.844460][ T32] r4:00000000 [ 1342.844478][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.844563][ T32] r9:83018205 r8:8567bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1342.844632][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.845116][ T32] r4:85711880 ** 6 printk messages dropped ** [ 1342.845452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.846640][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.847178][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.847361][ T32] r4:e0771dc0 [ 1342.847391][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.847478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.847581][ T32] r4:00000000 [ 1342.847603][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.847650][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.847697][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.847742][ T32] r5:00001000 r4:dfa99000 [ 1342.847761][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.847800][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.847839][ T32] r5:8501338c r4:85013000 [ 1342.847870][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.847918][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.847939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.848024][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.848050][ T32] r4:847da880 [ 1342.848070][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.872597][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.872679][ T32] r4:00000001 [ 1342.872705][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.872767][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.872799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.872829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.872865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.872928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.872984][ T32] r4:8497f8c0 [ 1342.873036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.873117][ T32] INFO: task kworker/1:432:5433 blocked for more than 469 seconds. [ 1342.873190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.873419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.873510][ T32] task:kworker/1:432 state:D stack:0 pid:5433 tgid:5433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.873630][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.873734][ T32] Call trace: [ 1342.873966][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.874019][ T32] r10:829187f4 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:848c9800 [ 1342.874060][ T32] r4:848c9800 [ 1342.874083][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.874132][ T32] r5:848c9800 r4:829187f0 [ 1342.874154][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.874195][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.874265][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1342.874294][ T32] r4:00000000 [ 1342.874314][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.874353][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.874423][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.874492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570fb00 ** 4 printk messages dropped ** [ 1342.874738][ T32] r5:00001000 r4:eb6f7000 ** 6 printk messages dropped ** [ 1342.875076][ T32] r10:61c88647 r9:848c9800 r8:8571192c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1342.875458][ T32] r4:8570f800 ** 2 printk messages dropped ** [ 1342.876125][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.876483][ T32] r5:80070013 r4:80239bd0 ** 5 printk messages dropped ** [ 1342.876702][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1342.877207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.877558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1342.877922][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.894609][ T32] r5:85751800 r4:829187f0 [ 1342.894659][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.894751][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.894944][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 [ 1342.895010][ T32] r4:00000000 [ 1342.895057][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.895153][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.895260][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.895316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570fb80 [ 1342.895339][ T32] r4:00000000 [ 1342.895359][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.895406][ T32] r9:83018205 r8:85751800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1342.895427][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.895472][ T32] r5:00001000 r4:eb70b000 [ 1342.895492][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.895530][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.895573][ T32] r5:85104f8c r4:85104c00 [ 1342.895594][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.895640][ T32] r7:ddde2d40 r6:83018200 r5:85104f8c r4:85711a00 [ 1342.895674][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.895754][ T32] r10:61c88647 r9:85751800 r8:85711a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.895781][ T32] r4:85711a00 [ 1342.895801][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.895846][ T32] r10:00000000 r9:85711a00 r8:8027ed34 r7:eba71e60 r6:85711980 r5:85751800 [ 1342.895869][ T32] r4:00000001 [ 1342.895892][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.895970][ T32] Exception stack(0xeba5dfb0 to 0xeba5dff8) [ 1342.896102][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.896151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.896182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.896221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.896246][ T32] r4:8570fc00 [ 1342.896753][ T32] INFO: task kworker/1:433:5434 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.896792][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.897231][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.897298][ T32] Call trace: [ 1342.897345][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.897395][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.897418][ T32] r4:00000000 [ 1342.897438][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.897477][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.897564][ T32] 1d20: d4814000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.897747][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.897775][ T32] 1d60: 80070013 ffffffff [ 1342.897798][ T32] r5:80070013 r4:80239bd0 [ 1342.897927][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.897971][ T32] r4:82ac11e4 [ 1342.898096][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1342.911720][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1342.913055][ T32] r4:847da880 ** 7 printk messages dropped ** [ 1342.913444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.914679][ T32] r10:829187f4 r9:eba8dd84 r8:00000002 r7:60000013 r6:eba8dd8c r5:85752400 ** 2 printk messages dropped ** [ 1342.914858][ T32] r5:85752400 r4:829187f0 ** 1 printk messages dropped ** [ 1342.915041][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.915826][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.916406][ T32] r5:8510538c r4:85105000 ** 4 printk messages dropped ** [ 1342.916981][ T32] r4:85711a80 ** 4 printk messages dropped ** [ 1342.917268][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) ** 4 printk messages dropped ** [ 1342.917857][ T32] r4:8570fd00 ** 2 printk messages dropped ** [ 1342.940864][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.941382][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1342.941581][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1342.941729][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 6 printk messages dropped ** [ 1342.942092][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1342.943798][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1342.945219][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.947032][ T32] r5:85753000 r4:829187f0 [ 1342.947053][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.947175][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.947265][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1342.947305][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.947345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570ff40 [ 1342.947367][ T32] r4:00000000 [ 1342.947510][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.947616][ T32] r9:83018205 r8:85753000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1342.947667][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.947759][ T32] r5:00001000 r4:eb80d000 [ 1342.947804][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.947891][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.947980][ T32] r5:8510578c r4:85105400 [ 1342.948025][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.948130][ T32] r7:ddde2d40 r6:83018200 r5:8510578c r4:85711b80 [ 1342.948182][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.972050][ T32] r10:61c88647 r9:85753000 r8:85711bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.972174][ T32] r4:85711b80 [ 1342.972236][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.972383][ T32] r10:00000000 r9:85711b80 r8:8027ed34 r7:eba71e60 r6:85711c00 r5:85753000 [ 1342.972437][ T32] r4:00000001 [ 1342.972527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.972640][ T32] Exception stack(0xeba95fb0 to 0xeba95ff8) [ 1342.972717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.972813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.972862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.972914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.972959][ T32] r4:8570fe80 [ 1342.973794][ T32] INFO: task kworker/1:435:5438 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1342.973855][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.974092][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.974181][ T32] Call trace: [ 1342.974235][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.974316][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1342.974355][ T32] r4:00000000 [ 1342.974412][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.974480][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1342.974529][ T32] 1d20: d4f41000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1342.974577][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1342.974615][ T32] 1d60: 80070013 ffffffff [ 1342.974653][ T32] r5:80070013 r4:80239bd0 [ 1342.974685][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.974751][ T32] r4:82ac11e4 [ 1342.974783][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.974996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1342.975043][ T32] r4:e0771dc0 [ 1342.975241][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1342.975317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1342.975379][ T32] r4:00000000 [ 1342.975418][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1342.975494][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.975556][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.975628][ T32] r5:00001000 r4:dfa99000 [ 1342.975661][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1342.975725][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.975818][ T32] r5:8501338c r4:85013000 [ 1342.975855][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.975935][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1342.975971][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.976100][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.976151][ T32] r4:847da880 [ 1342.976190][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.976264][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1342.976301][ T32] r4:00000001 [ 1342.976358][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.976418][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1342.976464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.976510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.976554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.976651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.976691][ T32] r4:8497f8c0 [ 1342.976741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.976789][ T32] INFO: task kworker/1:436:5441 blocked for more than 469 seconds. [ 1342.977007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.977054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.977088][ T32] task:kworker/1:436 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.977165][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.977290][ T32] Call trace: [ 1342.977361][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.977682][ T32] r5:85753c00 r4:829187f0 [ 1342.977719][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.977868][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 ** 8 printk messages dropped ** [ 1342.999024][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.999639][ T32] r4:85711c80 ** 5 printk messages dropped ** [ 1342.999920][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.001180][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.001540][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.001631][ T32] 1d20: d5095000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.001709][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.001752][ T32] 1d60: 80070013 ffffffff [ 1343.001792][ T32] r5:80070013 r4:80239bd0 [ 1343.001825][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.001906][ T32] r4:82ac11e4 [ 1343.001953][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.002041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.002082][ T32] r4:e0771dc0 [ 1343.002119][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.002192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.002280][ T32] r4:00000000 [ 1343.002319][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.002429][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.002468][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.002536][ T32] r5:00001000 r4:dfa99000 [ 1343.002567][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.002628][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.002693][ T32] r5:8501338c r4:85013000 [ 1343.002726][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.002798][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.002832][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.002903][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.002960][ T32] r4:847da880 [ 1343.002994][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.003068][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 4 printk messages dropped ** [ 1343.003568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.004459][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.004747][ T32] r5:848c8c00 r4:829187f0 [ 1343.004802][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.005024][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.005216][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.005309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644040 [ 1343.005377][ T32] r4:00000000 [ 1343.005436][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.005538][ T32] r9:83018205 r8:848c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1343.005577][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.005645][ T32] r5:00001000 r4:eb835000 [ 1343.005677][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.005813][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.005884][ T32] r5:85105f8c r4:85105c00 [ 1343.005916][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.006016][ T32] r7:ddde2d40 r6:83018200 r5:85105f8c r4:85711d80 [ 1343.006053][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.006127][ T32] r10:61c88647 r9:848c8c00 r8:85711dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.006166][ T32] r4:85711d80 [ 1343.006305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.006381][ T32] r10:00000000 r9:85711d80 r8:8027ed34 r7:eba9de60 r6:85651180 r5:848c8c00 [ 1343.006417][ T32] r4:00000001 [ 1343.006515][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.006578][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1343.006621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.006667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.006710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.006757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.006793][ T32] r4:85644080 [ 1343.007277][ T32] INFO: task kworker/1:437:5443 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.007363][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.007482][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.007566][ T32] Call trace: [ 1343.007614][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.007690][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.007729][ T32] r4:00000000 [ 1343.007763][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1343.008051][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.040394][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1343.040756][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1343.041439][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1343.042229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.042845][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.043140][ T32] r5:848c8000 r4:829187f0 [ 1343.043177][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.043404][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.043557][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.044220][ T32] r5:85106f8c r4:85106c00 ** 4 printk messages dropped ** [ 1343.044455][ T32] r4:85711e00 ** 5 printk messages dropped ** [ 1343.044751][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.046285][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.072466][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.072738][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1343.073051][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1343.073352][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1343.073812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.073982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.074081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.074116][ T32] r4:8497f8c0 [ 1343.074375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.074463][ T32] INFO: task kworker/1:439:5447 blocked for more than 469 seconds. [ 1343.074621][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.074651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.074674][ T32] task:kworker/1:439 state:D stack:0 pid:5447 tgid:5447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.074734][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.074807][ T32] Call trace: [ 1343.074846][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.074985][ T32] r10:829187f4 r9:ebab9d84 r8:00000002 r7:60000113 r6:ebab9d8c r5:848cbc00 [ 1343.075118][ T32] r4:848cbc00 [ 1343.075257][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.075310][ T32] r5:848cbc00 r4:829187f0 [ 1343.075333][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.075372][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.075422][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 1343.075446][ T32] r4:00000000 [ 1343.075464][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.075501][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.075539][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.075591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644400 [ 1343.075627][ T32] r4:00000000 [ 1343.075649][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.075764][ T32] r9:83018205 r8:848cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1343.075795][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.075841][ T32] r5:00001000 r4:eb8ab000 [ 1343.075906][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.075955][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.076001][ T32] r5:8510678c r4:85106400 [ 1343.076067][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.076179][ T32] r7:ddde2d40 r6:83018200 r5:8510678c r4:85711e80 [ 1343.076205][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.076250][ T32] r10:61c88647 r9:848cbc00 r8:85711eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.076286][ T32] r4:85711e80 [ 1343.076309][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.076356][ T32] r10:00000000 r9:85711e80 r8:8027ed34 r7:ebab5e60 r6:85651280 r5:848cbc00 [ 1343.076387][ T32] r4:00000001 [ 1343.076406][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.076440][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1343.076479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.076543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.076575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.076734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.076791][ T32] r4:85644140 [ 1343.077328][ T32] INFO: task kworker/1:439:5447 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.077397][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.077532][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.077601][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.077905][ T32] 1d20: d5bbe000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1343.086576][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.086676][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 17 printk messages dropped ** [ 1343.087666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.087798][ T32] INFO: task kworker/1:440:5448 blocked for more than 469 seconds. [ 1343.087831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.087875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.087902][ T32] task:kworker/1:440 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.087990][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.088046][ T32] Call trace: [ 1343.098784][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.098995][ T32] r10:829187f4 r9:ebabdd84 r8:00000002 r7:60000013 r6:ebabdd8c r5:848cb000 [ 1343.099069][ T32] r4:848cb000 [ 1343.099097][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.099143][ T32] r5:848cb000 r4:829187f0 [ 1343.099245][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.099429][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.099522][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 1343.099603][ T32] r4:00000000 [ 1343.099700][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.099743][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.099822][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.099951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644580 [ 1343.100114][ T32] r4:00000000 [ 1343.100138][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.100190][ T32] r9:83018205 r8:848cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.100213][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.100466][ T32] r5:00001000 r4:eb923000 [ 1343.100584][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.100633][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.100730][ T32] r5:85106b8c r4:85106800 [ 1343.100754][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.100806][ T32] r7:ddde2d40 r6:83018200 r5:85106b8c r4:85711f00 [ 1343.100829][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.100873][ T32] r10:61c88647 r9:848cb000 r8:85711f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.100902][ T32] r4:85711f00 [ 1343.100926][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.101026][ T32] r10:00000000 r9:85711f00 r8:8027ed34 r7:ebab5e60 r6:85651300 r5:848cb000 [ 1343.101093][ T32] r4:00000001 [ 1343.101117][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.101189][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 1343.101235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.101268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.101330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.101363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.101385][ T32] r4:85644280 [ 1343.101881][ T32] INFO: task kworker/1:440:5448 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.102021][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.102206][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.102329][ T32] Call trace: [ 1343.102419][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.102651][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.102686][ T32] r4:00000000 [ 1343.102738][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.102798][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.102828][ T32] 1d20: d5ec2000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.102859][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.102885][ T32] 1d60: 80070013 ffffffff [ 1343.102908][ T32] r5:80070013 r4:80239bd0 [ 1343.102971][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1343.103189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 9 printk messages dropped ** [ 1343.103844][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.104386][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1343.104637][ T32] r4:8497f8c0 [ 1343.104671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.104708][ T32] INFO: task kworker/1:441:5450 blocked for more than 469 seconds. [ 1343.104744][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.104771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.104794][ T32] task:kworker/1:441 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.104886][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.104940][ T32] Call trace: [ 1343.104997][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.105055][ T32] r10:829187f4 r9:ebac1d84 r8:00000002 r7:60000013 r6:ebac1d8c r5:848cc800 [ 1343.105080][ T32] r4:848cc800 [ 1343.105102][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.105144][ T32] r5:848cc800 r4:829187f0 [ 1343.105165][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.105210][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.105256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac1e08 [ 1343.105305][ T32] r4:00000000 [ 1343.105335][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.105378][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.105441][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.105488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856449c0 [ 1343.105535][ T32] r4:00000000 [ 1343.105559][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.105603][ T32] r9:83018205 r8:848cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1343.105626][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.105712][ T32] r5:00001000 r4:eb9b5000 [ 1343.105747][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.105812][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.105861][ T32] r5:8510778c r4:85107400 [ 1343.105906][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.105985][ T32] r7:ddde2d40 r6:83018200 r5:8510778c r4:85711f80 [ 1343.106012][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.106059][ T32] r10:61c88647 r9:848cc800 r8:85711fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.106105][ T32] r4:85711f80 [ 1343.106131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1343.106254][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.106366][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.106951][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.107212][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.107282][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.107315][ T32] 1d20: d5ec2000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.107344][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.107370][ T32] 1d60: 80070013 ffffffff [ 1343.107394][ T32] r5:80070013 r4:80239bd0 [ 1343.107414][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.107455][ T32] r4:82ac11e4 [ 1343.107496][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.107546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.107572][ T32] r4:e0771dc0 [ 1343.107616][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.107664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.107687][ T32] r4:00000000 [ 1343.107725][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.107777][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.107800][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.107868][ T32] r5:00001000 r4:dfa99000 [ 1343.107894][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.107941][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.107989][ T32] r5:8501338c r4:85013000 [ 1343.108053][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.129436][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.129485][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.129584][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.129613][ T32] r4:847da880 [ 1343.129634][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.129682][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.129729][ T32] r4:00000001 [ 1343.129769][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.129809][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.129840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.129868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.129895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.129928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.129973][ T32] r4:8497f8c0 [ 1343.130011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.130081][ T32] INFO: task kworker/1:442:5453 blocked for more than 469 seconds. [ 1343.130123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.130150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.130173][ T32] task:kworker/1:442 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.130262][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.130313][ T32] Call trace: [ 1343.130358][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.130411][ T32] r10:829187f4 r9:ebab1d84 r8:00000002 r7:60000013 r6:ebab1d8c r5:848cd400 [ 1343.130434][ T32] r4:848cd400 [ 1343.130454][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.130493][ T32] r5:848cd400 r4:829187f0 [ 1343.130513][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.130550][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.130595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab1e08 [ 1343.130630][ T32] r4:00000000 [ 1343.130677][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.130741][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.130852][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.130900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644840 [ 1343.130948][ T32] r4:00000000 [ 1343.131022][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.131083][ T32] r9:83018205 r8:848cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1343.131106][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.131147][ T32] r5:00001000 r4:eb97d000 [ 1343.131167][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.131229][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.131301][ T32] r5:8510738c r4:85107000 [ 1343.131324][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.131508][ T32] r7:ddde2d40 r6:83018200 r5:8510738c r4:8562f080 [ 1343.131568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.131689][ T32] r10:61c88647 r9:848cd400 r8:8562f0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.131753][ T32] r4:8562f080 [ 1343.131842][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1343.131933][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.132149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1343.133085][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1343.135711][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1343.136310][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 14 printk messages dropped ** [ 1343.165443][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 4 printk messages dropped ** [ 1343.165661][ T32] r4:8497f8c0 ** 2 printk messages dropped ** [ 1343.165824][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1343.165996][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.166346][ T32] r5:848ce000 r4:829187f0 [ 1343.166391][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.166466][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.166539][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1343.166565][ T32] r4:00000000 [ 1343.166586][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.166649][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.166692][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.166753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560e040 [ 1343.166804][ T32] r4:00000000 [ 1343.166827][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.166874][ T32] r9:83018005 r8:848ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1343.166923][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.167025][ T32] r5:00001000 r4:eb02d000 [ 1343.167048][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.167114][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.167169][ T32] r5:8579c78c r4:8579c400 [ 1343.167225][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.167276][ T32] r7:dddced40 r6:83018000 r5:8579c78c r4:85651400 [ 1343.167322][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.167405][ T32] r10:61c88647 r9:848ce000 r8:8565142c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.167431][ T32] r4:85651400 [ 1343.167449][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.167492][ T32] r10:00000000 r9:85651400 r8:8027ed34 r7:eba35e60 r6:85651500 r5:848ce000 [ 1343.167553][ T32] r4:00000001 [ 1343.167599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.167642][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) [ 1343.167667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.167697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.167731][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.167761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.167782][ T32] r4:85708100 [ 1343.176481][ T32] INFO: task kworker/0:719:5454 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.176579][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.176765][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.176839][ T32] Call trace: [ 1343.177095][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.177158][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.177183][ T32] r4:00000000 [ 1343.177223][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.177266][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.177297][ T32] 1d20: d67ff000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.177427][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.177456][ T32] 1d60: 80070013 ffffffff [ 1343.177480][ T32] r5:80070013 r4:80239bd0 [ 1343.177500][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.177543][ T32] r4:82ac11e4 [ 1343.177650][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1343.177753][ T32] r4:e0771dc0 ** 1 printk messages dropped ** [ 1343.177814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 4 printk messages dropped ** [ 1343.178064][ T32] r5:00001000 r4:dfa99000 ** 1 printk messages dropped ** [ 1343.190872][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.191253][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1343.191660][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1343.191829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.192104][ T32] INFO: task kworker/1:443:5457 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1343.192405][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.192664][ T32] r10:829187f4 r9:ebac9d84 r8:00000002 r7:60000013 r6:ebac9d8c r5:848cec00 ** 2 printk messages dropped ** [ 1343.193006][ T32] r5:848cec00 r4:829187f0 ** 2 printk messages dropped ** [ 1343.193191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 [ 1343.193298][ T32] r4:00000000 [ 1343.193353][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.193398][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.193440][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.193481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644d80 [ 1343.193528][ T32] r4:00000000 [ 1343.193563][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.193614][ T32] r9:83018205 r8:848cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.193637][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.193701][ T32] r5:00001000 r4:ebad3000 [ 1343.193727][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.193767][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.193807][ T32] r5:8510c38c r4:8510c000 [ 1343.193827][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.193909][ T32] r7:ddde2d40 r6:83018200 r5:8510c38c r4:8562f000 [ 1343.193942][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.194052][ T32] r10:61c88647 r9:848cec00 r8:8562f02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.194090][ T32] r4:8562f000 [ 1343.194185][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.194234][ T32] r10:00000000 r9:8562f000 r8:8027ed34 r7:ebac1e60 r6:85651580 r5:848cec00 [ 1343.194259][ T32] r4:00000001 [ 1343.194279][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.194384][ T32] Exception stack(0xebac9fb0 to 0xebac9ff8) [ 1343.194489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.194521][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.194729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.194875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.195011][ T32] r4:856448c0 [ 1343.195521][ T32] INFO: task kworker/1:443:5457 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.195558][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.195671][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.195742][ T32] Call trace: [ 1343.195877][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.195941][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.195966][ T32] r4:00000000 [ 1343.195998][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.196054][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.196088][ T32] 1d20: d6dc5000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.196130][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.196156][ T32] 1d60: 80070013 ffffffff [ 1343.196188][ T32] r5:80070013 r4:80239bd0 [ 1343.196214][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.196283][ T32] r4:82ac11e4 [ 1343.196308][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.196420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.196454][ T32] r4:e0771dc0 [ 1343.196476][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.196524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.196597][ T32] r4:00000000 [ 1343.196644][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.196716][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.196761][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.196851][ T32] r5:00001000 r4:dfa99000 [ 1343.196933][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.197002][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.197050][ T32] r5:8501338c r4:85013000 [ 1343.197069][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.197136][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.197161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.197211][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.197234][ T32] r4:847da880 [ 1343.197253][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.197297][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.197319][ T32] r4:00000001 [ 1343.197338][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.197372][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.197400][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.197568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.197624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.197655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.197677][ T32] r4:8497f8c0 [ 1343.197696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.197721][ T32] INFO: task kworker/1:444:5458 blocked for more than 469 seconds. [ 1343.197751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.197776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.197822][ T32] task:kworker/1:444 state:D stack:0 pid:5458 tgid:5458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.197883][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.197957][ T32] Call trace: [ 1343.197989][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.198051][ T32] r10:829187f4 r9:ebacdd84 r8:00000002 r7:60000013 r6:ebacdd8c r5:848ca400 [ 1343.213012][ T32] r4:848ca400 [ 1343.213188][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.213279][ T32] r5:848ca400 r4:829187f0 [ 1343.213304][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.213346][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.213392][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1343.213415][ T32] r4:00000000 [ 1343.213434][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.213537][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.213583][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.213705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644b40 [ 1343.213733][ T32] r4:00000000 [ 1343.213854][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.214006][ T32] r9:83018205 r8:848ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1343.214034][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.214081][ T32] r5:00001000 r4:eb9cb000 [ 1343.214181][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.214226][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.214312][ T32] r5:85107b8c r4:85107800 [ 1343.214342][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.214391][ T32] r7:ddde2d40 r6:83018200 r5:85107b8c r4:8562f100 [ 1343.214511][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.214562][ T32] r10:61c88647 r9:848ca400 r8:8562f12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.214698][ T32] r4:8562f100 [ 1343.214721][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.214768][ T32] r10:00000000 r9:8562f100 r8:8027ed34 r7:ebac9e60 r6:85651600 r5:848ca400 [ 1343.214792][ T32] r4:00000001 [ 1343.214811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1343.214925][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1343.215104][ T32] r4:85644680 ** 2 printk messages dropped ** [ 1343.215978][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.216359][ T32] 1d20: d6dc5000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1343.216695][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.216807][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1343.216888][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.217033][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1343.217266][ T32] r5:8501338c r4:85013000 ** 1 printk messages dropped ** [ 1343.217329][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 2 printk messages dropped ** [ 1343.217652][ T32] r4:847da880 ** 2 printk messages dropped ** [ 1343.217893][ T32] r4:00000001 [ 1343.217929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.217965][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.218066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.218140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.235684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.235824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.235856][ T32] r4:8497f8c0 [ 1343.235884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.235916][ T32] INFO: task kworker/1:445:5461 blocked for more than 469 seconds. [ 1343.235959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.236024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.236053][ T32] task:kworker/1:445 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.236197][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.236289][ T32] Call trace: [ 1343.236324][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.236401][ T32] r10:829187f4 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:84962400 [ 1343.236430][ T32] r4:84962400 [ 1343.236450][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.236517][ T32] r5:84962400 r4:829187f0 [ 1343.236543][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.236584][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.236629][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1343.236652][ T32] r4:00000000 [ 1343.236671][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.236707][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.236772][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.236814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644c80 [ 1343.236898][ T32] r4:00000000 [ 1343.236928][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.236991][ T32] r9:83018205 r8:84962400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1343.237017][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.237064][ T32] r5:00001000 r4:eb9d9000 [ 1343.237087][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.237174][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.237220][ T32] r5:85107f8c r4:85107c00 [ 1343.237313][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.237399][ T32] r7:ddde2d40 r6:83018200 r5:85107f8c r4:8562f180 [ 1343.237424][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.237469][ T32] r10:61c88647 r9:84962400 r8:8562f1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.237491][ T32] r4:8562f180 [ 1343.237759][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.237815][ T32] r10:00000000 r9:8562f180 r8:8027ed34 r7:ebac9e60 r6:85651680 r5:84962400 [ 1343.237838][ T32] r4:00000001 [ 1343.237964][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.238007][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1343.238036][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.238094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.243477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.243614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.243647][ T32] r4:85644900 [ 1343.244157][ T32] INFO: task kworker/1:445:5461 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.244196][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.244289][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.244687][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1343.245133][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1343.245244][ T32] r4:00000000 [ 1343.245269][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.245344][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.245401][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.245473][ T32] r5:00001000 r4:dfa99000 [ 1343.245498][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.245586][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.245634][ T32] r5:8501338c r4:85013000 [ 1343.245679][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.245760][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.245786][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.245831][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.245884][ T32] r4:847da880 [ 1343.245908][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.245983][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.246019][ T32] r4:00000001 [ 1343.246064][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.246135][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.246197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.246237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.246288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.246353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.246385][ T32] r4:8497f8c0 [ 1343.246406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.246450][ T32] INFO: task kworker/1:446:5463 blocked for more than 469 seconds. [ 1343.246520][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.246550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.246607][ T32] task:kworker/1:446 state:D stack:0 pid:5463 tgid:5463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.246729][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.246772][ T32] Call trace: [ 1343.246802][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.246845][ T32] r10:829187f4 r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:856d8000 [ 1343.246868][ T32] r4:856d8000 [ 1343.246889][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.246979][ T32] r5:856d8000 r4:829187f0 [ 1343.247007][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.247170][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.247225][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 [ 1343.247376][ T32] r4:00000000 [ 1343.247412][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.247453][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.247488][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.247539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644ec0 [ 1343.247595][ T32] r4:00000000 [ 1343.247689][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.247736][ T32] r9:83018205 r8:856d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1343.247759][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.261298][ T32] r7:ddde2d40 r6:83018200 r5:8510c78c r4:8562f200 ** 5 printk messages dropped ** [ 1343.261545][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.261628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.261656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.261706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.261740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.261762][ T32] r4:85644c00 [ 1343.262271][ T32] INFO: task kworker/1:446:5463 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.262452][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.262683][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.262766][ T32] Call trace: [ 1343.262898][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.263033][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.263547][ T32] r4:00000000 [ 1343.263579][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.263786][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.263820][ T32] 1d20: d79b6000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.263850][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.263890][ T32] 1d60: 80070013 ffffffff [ 1343.263949][ T32] r5:80070013 r4:80239bd0 [ 1343.263976][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.264193][ T32] r4:82ac11e4 [ 1343.264484][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1343.265030][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1343.265864][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1343.266508][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1343.266764][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.267321][ T32] r5:856d8c00 r4:829187f0 [ 1343.267894][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.267997][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.268167][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.289219][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.289402][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.290004][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.290142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.291229][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.291623][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.291783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.291809][ T32] r4:00000000 [ 1343.291878][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.291933][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.292040][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.292137][ T32] r5:00001000 r4:dfa99000 [ 1343.292179][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.292281][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.292367][ T32] r5:8501338c r4:85013000 [ 1343.292390][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.292464][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.292489][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.292675][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.292875][ T32] r4:847da880 [ 1343.292952][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.293002][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.293024][ T32] r4:00000001 [ 1343.293043][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.293567][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.293611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.293642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.293829][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.293860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.293882][ T32] r4:8497f8c0 [ 1343.293960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.293995][ T32] INFO: task kworker/1:448:5467 blocked for more than 469 seconds. [ 1343.294029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.294053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.294073][ T32] task:kworker/1:448 state:D stack:0 pid:5467 tgid:5467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.294161][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.294208][ T32] Call trace: [ 1343.294295][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.294343][ T32] r10:829187f4 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:856d9800 [ 1343.294364][ T32] r4:856d9800 [ 1343.294384][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.294421][ T32] r5:856d9800 r4:829187f0 [ 1343.294588][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.294634][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.294678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1343.294704][ T32] r4:00000000 [ 1343.294776][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.294822][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.294860][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.294900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633040 [ 1343.294963][ T32] r4:00000000 [ 1343.295054][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.295104][ T32] r9:83018205 r8:856d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1343.295157][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.295205][ T32] r5:00001000 r4:ebaf7000 [ 1343.295224][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.295261][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.295387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.295447][ T32] r10:61c88647 r9:856d9800 r8:8562f32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.295472][ T32] r4:8562f300 [ 1343.295490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.295532][ T32] r10:00000000 r9:8562f300 r8:8027ed34 r7:ebae9e60 r6:85651800 r5:856d9800 [ 1343.295556][ T32] r4:00000001 [ 1343.295574][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.295607][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1343.296098][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.296130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.296157][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.296406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.296466][ T32] r4:85644cc0 [ 1343.296889][ T32] INFO: task kworker/1:448:5467 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.296943][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.297655][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.328887][ T32] Call trace: [ 1343.329117][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.329521][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.329551][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.329810][ T32] 1d20: d8334000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1343.331284][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1343.331972][ T32] r4:847da880 ** 3 printk messages dropped ** [ 1343.332339][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1343.334413][ T32] r4:856da400 ** 1 printk messages dropped ** [ 1343.334480][ T32] r5:856da400 r4:829187f0 ** 1 printk messages dropped ** [ 1343.334537][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.335383][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.336438][ T32] r10:61c88647 r9:856da400 r8:8562f3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.337245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.365520][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.366561][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1343.367071][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 5 printk messages dropped ** [ 1343.367299][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.367354][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.367397][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.367445][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.367467][ T32] r4:847da880 [ 1343.367487][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.367531][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.367566][ T32] r4:00000001 [ 1343.367589][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.367624][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.367650][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.367676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.367702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.367730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.367751][ T32] r4:8497f8c0 [ 1343.367775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.367821][ T32] INFO: task kworker/1:450:5472 blocked for more than 469 seconds. [ 1343.367857][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.367883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.367905][ T32] task:kworker/1:450 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.367963][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.368004][ T32] Call trace: [ 1343.368040][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.389487][ T32] r10:829187f4 r9:ebb1dd84 r8:00000002 r7:60000013 r6:ebb1dd8c r5:856dc800 [ 1343.389645][ T32] r4:856dc800 [ 1343.389688][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.389788][ T32] r5:856dc800 r4:829187f0 [ 1343.389822][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.389889][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.389970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 [ 1343.390009][ T32] r4:00000000 [ 1343.390041][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.390101][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.390167][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.390235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856335c0 [ 1343.390272][ T32] r4:00000000 [ 1343.390304][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.390377][ T32] r9:83018205 r8:856dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1343.390414][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.390487][ T32] r5:00001000 r4:ebb1f000 [ 1343.390519][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.390583][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.390650][ T32] r5:8510db8c r4:8510d800 [ 1343.390682][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.390756][ T32] r7:ddde2d40 r6:83018200 r5:8510db8c r4:8562f400 [ 1343.390790][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.390860][ T32] r10:61c88647 r9:856dc800 r8:8562f42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.390896][ T32] r4:8562f400 [ 1343.390962][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1343.391112][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.392285][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1343.392831][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1343.393545][ T32] r5:8501338c r4:85013000 ** 4 printk messages dropped ** [ 1343.393791][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1343.394123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.394711][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.395007][ T32] r5:856dd400 r4:829187f0 [ 1343.395040][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1343.395495][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1343.395968][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.396336][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.397229][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.397476][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 8 printk messages dropped ** [ 1343.451473][ T32] r4:e0771dc0 ** 2 printk messages dropped ** [ 1343.451590][ T32] r4:00000000 [ 1343.451610][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.451674][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.451702][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.451869][ T32] r5:00001000 r4:dfa99000 [ 1343.451895][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.451936][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.451979][ T32] r5:8501338c r4:85013000 [ 1343.451999][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.452045][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.452065][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.452109][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.452131][ T32] r4:847da880 [ 1343.452660][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.452711][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.452735][ T32] r4:00000001 [ 1343.452754][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.452790][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.453115][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.453149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.453180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.453209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.453232][ T32] r4:8497f8c0 [ 1343.453471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.453589][ T32] INFO: task kworker/1:452:5475 blocked for more than 469 seconds. [ 1343.453637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.453663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.453686][ T32] task:kworker/1:452 state:D stack:0 pid:5475 tgid:5475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.453744][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.453789][ T32] Call trace: [ 1343.453823][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.453872][ T32] r10:829187f4 r9:ebb31d84 r8:00000002 r7:60000113 r6:ebb31d8c r5:856db000 [ 1343.453894][ T32] r4:856db000 [ 1343.453913][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.453952][ T32] r5:856db000 r4:829187f0 [ 1343.453971][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.454097][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.454199][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1343.454225][ T32] r4:00000000 [ 1343.454244][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.454285][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.454321][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.454361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633ac0 [ 1343.454399][ T32] r4:00000000 [ 1343.454422][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.454466][ T32] r9:83018205 r8:856db000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1343.454487][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.454526][ T32] r5:00001000 r4:ebb63000 [ 1343.454545][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.454583][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.454815][ T32] r5:8510eb8c r4:8510e800 [ 1343.454839][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.454886][ T32] r7:ddde2d40 r6:83018200 r5:8510eb8c r4:8562f500 [ 1343.454905][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.454971][ T32] r10:61c88647 r9:856db000 r8:8562f52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.454995][ T32] r4:8562f500 [ 1343.455016][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.455059][ T32] r10:00000000 r9:8562f500 r8:8027ed34 r7:ebb1de60 r6:85651a00 r5:856db000 [ 1343.455080][ T32] r4:00000001 [ 1343.455116][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.455189][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) ** 3 printk messages dropped ** [ 1343.455301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1343.456184][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1343.456533][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1343.456851][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1343.457129][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1343.457469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1343.458043][ T32] r5:856dbc00 r4:829187f0 [ 1343.458063][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.482559][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1343.482971][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1343.483290][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.483339][ T32] r10:61c88647 r9:856dbc00 r8:8562f5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.483410][ T32] r4:8562f580 [ 1343.483440][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.483484][ T32] r10:00000000 r9:8562f580 r8:8027ed34 r7:ebb31e60 r6:85651a80 r5:856dbc00 [ 1343.483554][ T32] r4:00000001 [ 1343.483618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.483659][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1343.483690][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.483718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.483792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.483826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.483863][ T32] r4:85633240 [ 1343.484709][ T32] INFO: task kworker/1:453:5477 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.484750][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.484868][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.484973][ T32] Call trace: [ 1343.485059][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.485113][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.485136][ T32] r4:00000000 [ 1343.485156][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.485231][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.485263][ T32] 1d20: d9833000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.485293][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.485317][ T32] 1d60: 80070013 ffffffff [ 1343.485354][ T32] r5:80070013 r4:80239bd0 [ 1343.485403][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.485472][ T32] r4:82ac11e4 [ 1343.485503][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.485545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.485695][ T32] r4:e0771dc0 [ 1343.485719][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.485788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.485839][ T32] r4:00000000 [ 1343.485862][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.485917][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.485965][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.486012][ T32] r5:00001000 r4:dfa99000 [ 1343.486032][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.486069][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.486111][ T32] r5:8501338c r4:85013000 [ 1343.486172][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.486223][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.486245][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.486312][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.486387][ T32] r4:847da880 [ 1343.486410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.486456][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.486479][ T32] r4:00000001 [ 1343.486521][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.486559][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.486586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.486616][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.486642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.486671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.486703][ T32] r4:8497f8c0 [ 1343.486753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.486799][ T32] INFO: task kworker/1:454:5479 blocked for more than 470 seconds. [ 1343.486951][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.487059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.487121][ T32] task:kworker/1:454 state:D stack:0 pid:5479 tgid:5479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.487233][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.487356][ T32] Call trace: [ 1343.487436][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.487540][ T32] r10:829187f4 r9:ebb51d84 r8:00000002 r7:60000013 r6:ebb51d8c r5:856e0000 [ 1343.487593][ T32] r4:856e0000 [ 1343.487620][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.487689][ T32] r5:856e0000 r4:829187f0 [ 1343.487720][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.487759][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.487804][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1343.487845][ T32] r4:00000000 [ 1343.487931][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.488013][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.488106][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.499258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633240 [ 1343.499315][ T32] r4:00000000 [ 1343.499343][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.499455][ T32] r9:83018205 r8:856e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 2 printk messages dropped ** [ 1343.499644][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.500538][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.501436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.502436][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.502978][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1343.503955][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.504376][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1343.504748][ T32] INFO: task kworker/1:455:5480 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.505181][ T32] r5:856e0c00 r4:829187f0 [ 1343.505206][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.505313][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.505399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1343.505721][ T32] r4:00000000 [ 1343.505745][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.505784][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.505819][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.505861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633980 [ 1343.506007][ T32] r4:00000000 [ 1343.506114][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.506161][ T32] r9:83018205 r8:856e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1343.506217][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.506299][ T32] r5:00001000 r4:ebb53000 [ 1343.506327][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.506415][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.506494][ T32] r5:8510e78c r4:8510e400 [ 1343.506523][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.506567][ T32] r7:ddde2d40 r6:83018200 r5:8510e78c r4:8562f680 [ 1343.506588][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.506664][ T32] r10:61c88647 r9:856e0c00 r8:8562f6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.506687][ T32] r4:8562f680 [ 1343.506719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.506784][ T32] r10:00000000 r9:8562f680 r8:8027ed34 r7:ebb31e60 r6:85651b80 r5:856e0c00 [ 1343.506863][ T32] r4:00000001 [ 1343.506890][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.507054][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) [ 1343.507087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.507115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.507141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.507187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.507213][ T32] r4:85633700 [ 1343.507534][ T32] INFO: task kworker/1:455:5480 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.507568][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.507626][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.507672][ T32] Call trace: [ 1343.507700][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.507746][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.507770][ T32] r4:00000000 [ 1343.507790][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.507828][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.507856][ T32] 1d20: d9833000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.507930][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.507958][ T32] 1d60: 80070013 ffffffff [ 1343.507981][ T32] r5:80070013 r4:80239bd0 [ 1343.508047][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.534161][ T32] r4:82ac11e4 [ 1343.534279][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.534354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.534380][ T32] r4:e0771dc0 [ 1343.534414][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.534465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.534512][ T32] r4:00000000 [ 1343.534730][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.534853][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 3 printk messages dropped ** [ 1343.535519][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1343.536504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.537037][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.537674][ T32] r5:856e2400 r4:829187f0 [ 1343.537714][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.552920][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1343.553742][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.554472][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.555051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.556344][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1343.557106][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1343.557507][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1343.557919][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1343.579111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1343.580297][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.580674][ T32] r5:856e3000 r4:829187f0 [ 1343.580714][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.581221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633d80 ** 7 printk messages dropped ** [ 1343.581640][ T32] r5:8510f38c r4:8510f000 ** 4 printk messages dropped ** [ 1343.581895][ T32] r4:8562f780 [ 1343.581914][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.581960][ T32] r10:00000000 r9:8562f780 r8:8027ed34 r7:ebb6de60 r6:85651c80 r5:856e3000 [ 1343.581982][ T32] r4:00000001 [ 1343.582001][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.582034][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1343.582059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.582150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.582302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.582577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.582604][ T32] r4:856339c0 [ 1343.583209][ T32] INFO: task kworker/1:457:5484 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.583255][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.583370][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.583423][ T32] Call trace: [ 1343.583459][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.583523][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.583550][ T32] r4:00000000 [ 1343.583597][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.583647][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.583678][ T32] 1d20: da79d000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.583750][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.583801][ T32] 1d60: 80070013 ffffffff [ 1343.583846][ T32] r5:80070013 r4:80239bd0 [ 1343.583884][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.583971][ T32] r4:82ac11e4 [ 1343.583994][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.584066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.584116][ T32] r4:e0771dc0 [ 1343.584157][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.584253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.584325][ T32] r4:00000000 [ 1343.584386][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.584477][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.584520][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.584608][ T32] r5:00001000 r4:dfa99000 [ 1343.584650][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.584730][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.584809][ T32] r5:8501338c r4:85013000 [ 1343.584848][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.584947][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.584997][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.585090][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.585150][ T32] r4:847da880 [ 1343.585226][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.585582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.586082][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.586546][ T32] r5:856e4800 r4:829187f0 [ 1343.586574][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.586669][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 ** 8 printk messages dropped ** [ 1343.587200][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.587993][ T32] r10:00000000 r9:8562f800 r8:8027ed34 r7:ebb71e60 r6:85651d00 r5:856e4800 ** 3 printk messages dropped ** [ 1343.604962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.605020][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.605068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.605139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.605196][ T32] r4:85633b00 [ 1343.605931][ T32] INFO: task kworker/1:458:5486 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.606002][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.606153][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.606266][ T32] Call trace: [ 1343.606323][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.606412][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.606453][ T32] r4:00000000 [ 1343.606497][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.606568][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.606619][ T32] 1d20: da79d000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.606683][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.606732][ T32] 1d60: 80070013 ffffffff [ 1343.606774][ T32] r5:80070013 r4:80239bd0 [ 1343.606810][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.606907][ T32] r4:82ac11e4 [ 1343.606988][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.607070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.607113][ T32] r4:e0771dc0 [ 1343.607149][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.607230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.607271][ T32] r4:00000000 [ 1343.607305][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.607379][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.607435][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.607519][ T32] r5:00001000 r4:dfa99000 [ 1343.607556][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.607623][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.607694][ T32] r5:8501338c r4:85013000 [ 1343.607732][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.607809][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.607846][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.607923][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.608013][ T32] r4:847da880 [ 1343.608069][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.621082][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.621177][ T32] r4:00000001 [ 1343.621204][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.621262][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.621293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.621322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.621350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.621379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.621400][ T32] r4:8497f8c0 [ 1343.621422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.621462][ T32] INFO: task kworker/1:459:5490 blocked for more than 470 seconds. [ 1343.621497][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.621521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.621558][ T32] task:kworker/1:459 state:D stack:0 pid:5490 tgid:5490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.621670][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.621720][ T32] Call trace: [ 1343.621753][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.621815][ T32] r10:829187f4 r9:eba61d84 r8:00000002 r7:60000013 r6:eba61d8c r5:856e5400 ** 2 printk messages dropped ** [ 1343.621928][ T32] r5:856e5400 r4:829187f0 [ 1343.621999][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.622243][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.623010][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1343.623557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1343.624673][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1343.625007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 10 printk messages dropped ** [ 1343.625807][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1343.626547][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1343.626883][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.627228][ T32] r5:856e6000 r4:829187f0 ** 2 printk messages dropped ** [ 1343.627395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 ** 10 printk messages dropped ** [ 1343.627752][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1343.649418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.650689][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.651292][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1343.652039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 7 printk messages dropped ** [ 1343.652617][ T32] r5:8501338c r4:85013000 [ 1343.652652][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.652745][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.652820][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.652906][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.652949][ T32] r4:847da880 [ 1343.652984][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.653058][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.653099][ T32] r4:00000001 [ 1343.653136][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.653200][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.653244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.653321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.653375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.653475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.653522][ T32] r4:8497f8c0 [ 1343.653560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.653608][ T32] INFO: task kworker/1:461:5494 blocked for more than 470 seconds. [ 1343.653666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.653712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.653776][ T32] task:kworker/1:461 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.653909][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.654034][ T32] Call trace: [ 1343.654137][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.654265][ T32] r10:829187f4 r9:ebb99d84 r8:00000002 r7:60000013 r6:ebb99d8c r5:856e1800 [ 1343.654349][ T32] r4:856e1800 [ 1343.654392][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.654497][ T32] r5:856e1800 r4:829187f0 [ 1343.654539][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.654606][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.654679][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 [ 1343.654749][ T32] r4:00000000 [ 1343.654790][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.654871][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.654961][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.655048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618840 [ 1343.655093][ T32] r4:00000000 [ 1343.655128][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.655239][ T32] r9:83018205 r8:856e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1343.655285][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.655355][ T32] r5:00001000 r4:eb4ed000 [ 1343.655404][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.655475][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.655544][ T32] r5:8579db8c r4:8579d800 [ 1343.655579][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.655652][ T32] r7:ddde2d40 r6:83018200 r5:8579db8c r4:8562f980 [ 1343.655687][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.656142][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.657362][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1343.657926][ T32] r4:e0771dc0 ** 8 printk messages dropped ** [ 1343.680589][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1343.681383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.682134][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.682486][ T32] r5:856e6c00 r4:829187f0 [ 1343.682555][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.683083][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.683358][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1343.684252][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.685641][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.686812][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1343.687238][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 12 printk messages dropped ** [ 1343.709335][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.709798][ T32] r4:8497f8c0 ** 5 printk messages dropped ** [ 1343.710416][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.710784][ T32] r5:856dec00 r4:829187f0 [ 1343.710804][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.710872][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.710968][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba5e08 [ 1343.710999][ T32] r4:00000000 [ 1343.711020][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.711090][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.711143][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.711195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856182c0 [ 1343.711239][ T32] r4:00000000 [ 1343.711295][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.711392][ T32] r9:83018205 r8:856dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1343.711420][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.711467][ T32] r5:00001000 r4:eb0ab000 [ 1343.711490][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.711530][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.711631][ T32] r5:8579cb8c r4:8579c800 [ 1343.711681][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.711769][ T32] r7:ddde2d40 r6:83018200 r5:8579cb8c r4:8562fa80 [ 1343.711815][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.711913][ T32] r10:61c88647 r9:856dec00 r8:8562faac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.711967][ T32] r4:8562fa80 [ 1343.712000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.712048][ T32] r10:00000000 r9:8562fa80 r8:8027ed34 r7:ebb99e60 r6:85651f80 r5:856dec00 [ 1343.712070][ T32] r4:00000001 [ 1343.712089][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.712124][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) [ 1343.712163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.712226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.712269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.712309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.712360][ T32] r4:85633f80 [ 1343.712871][ T32] INFO: task kworker/1:463:5497 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.712914][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.712998][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.713045][ T32] Call trace: [ 1343.713089][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.713147][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.713182][ T32] r4:00000000 [ 1343.713204][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.713242][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.713270][ T32] 1d20: db27e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.713322][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.713401][ T32] 1d60: 80070013 ffffffff [ 1343.713469][ T32] r5:80070013 r4:80239bd0 [ 1343.713511][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.713604][ T32] r4:82ac11e4 [ 1343.713652][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.713760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.713825][ T32] r4:e0771dc0 [ 1343.713865][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.713960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.714012][ T32] r4:00000000 [ 1343.714052][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.714113][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.714135][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.714194][ T32] r5:00001000 r4:dfa99000 [ 1343.714249][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.714324][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.714408][ T32] r5:8501338c r4:85013000 [ 1343.714493][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.714643][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.714695][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.714783][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.714817][ T32] r4:847da880 [ 1343.714839][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.714885][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.714915][ T32] r4:00000001 [ 1343.714980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.715047][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.715075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.715125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.715177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.715208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.715231][ T32] r4:8497f8c0 [ 1343.715277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.715324][ T32] INFO: task kworker/1:464:5500 blocked for more than 470 seconds. [ 1343.715357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.715470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.715512][ T32] task:kworker/1:464 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.715571][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.715644][ T32] Call trace: [ 1343.715677][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.715725][ T32] r10:829187f4 r9:ebbadd84 r8:00000002 r7:60000113 r6:ebbadd8c r5:856e3c00 [ 1343.715748][ T32] r4:856e3c00 [ 1343.715902][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.715953][ T32] r5:856e3c00 r4:829187f0 [ 1343.715973][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.716036][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.716087][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbade08 [ 1343.716109][ T32] r4:00000000 [ 1343.716150][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.716200][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.716240][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1343.716521][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1343.717358][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.717728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.717757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.717849][ T32] r4:85618140 [ 1343.747567][ T32] INFO: task kworker/1:464:5500 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.747777][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.748012][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.748185][ T32] Call trace: [ 1343.748274][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.748384][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.748436][ T32] r4:00000000 [ 1343.748477][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.748525][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.749023][ T32] 1d20: db510000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.749153][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.749223][ T32] 1d60: 80070013 ffffffff [ 1343.749293][ T32] r5:80070013 r4:80239bd0 [ 1343.749342][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.749426][ T32] r4:82ac11e4 [ 1343.749464][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.750179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.750237][ T32] r4:e0771dc0 [ 1343.750812][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.750896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.750959][ T32] r4:00000000 [ 1343.750998][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.751077][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.751140][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.751232][ T32] r5:00001000 r4:dfa99000 [ 1343.751272][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.751341][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.751413][ T32] r5:8501338c r4:85013000 [ 1343.751450][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.751543][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.751587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.752096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.752809][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.753207][ T32] r5:85756c00 r4:829187f0 [ 1343.753248][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.753446][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.753750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618580 ** 8 printk messages dropped ** [ 1343.754303][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.755081][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.756258][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.756998][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1343.757388][ T32] r5:00001000 r4:dfa99000 ** 6 printk messages dropped ** [ 1343.757842][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1343.789199][ T32] INFO: task kworker/0:720:5504 blocked for more than 470 seconds. ** 2 printk messages dropped ** [ 1343.789364][ T32] task:kworker/0:720 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.789422][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.789469][ T32] Call trace: [ 1343.789502][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.789621][ T32] r10:829187f4 r9:ebb7dd84 r8:00000002 r7:60000113 r6:ebb7dd8c r5:85756000 [ 1343.789678][ T32] r4:85756000 [ 1343.789843][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.790139][ T32] r5:85756000 r4:829187f0 [ 1343.790215][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.790261][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.790352][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb7de08 [ 1343.790401][ T32] r4:00000000 [ 1343.790427][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.790466][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.790529][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.790618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ecc0 [ 1343.790662][ T32] r4:00000000 [ 1343.790750][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.790857][ T32] r9:83018005 r8:85756000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1343.790895][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.790981][ T32] r5:00001000 r4:ebca9000 [ 1343.791029][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.791108][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.791266][ T32] r5:856bbf8c r4:856bbc00 [ 1343.791325][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.791413][ T32] r7:dddced40 r6:83018000 r5:856bbf8c r4:85601000 [ 1343.791454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.791548][ T32] r10:61c88647 r9:85756000 r8:8560102c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.791595][ T32] r4:85601000 [ 1343.791640][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.791744][ T32] r10:00000000 r9:85601000 r8:8027ed34 r7:eba35e60 r6:8562fd00 r5:85756000 [ 1343.791804][ T32] r4:00000001 [ 1343.791856][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.791928][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) [ 1343.791980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.792057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.792108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.792137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.792158][ T32] r4:8560e180 [ 1343.792737][ T32] INFO: task kworker/0:720:5504 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.792860][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.792952][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.793021][ T32] Call trace: [ 1343.793058][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.793107][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.793154][ T32] r4:00000000 [ 1343.793190][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.793231][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.793314][ T32] 1d20: dbaf2000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1343.793684][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1343.793890][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1343.794505][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1343.794978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.795631][ T32] r10:829187f4 r9:ebbb5d84 r8:00000002 r7:60000113 r6:ebbb5d8c r5:85754800 ** 2 printk messages dropped ** [ 1343.795863][ T32] r5:85754800 r4:829187f0 ** 3 printk messages dropped ** [ 1343.796322][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.796492][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.796667][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1343.796911][ T32] r4:8562fd80 ** 5 printk messages dropped ** [ 1343.797094][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.797790][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.798003][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1343.822174][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1343.822737][ T32] r5:00001000 r4:dfa99000 ** 7 printk messages dropped ** [ 1343.823119][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1343.823578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.824754][ T32] Call trace: [ 1343.824828][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.824932][ T32] r10:829187f4 r9:ebbb1d84 r8:00000002 r7:60000013 r6:ebbb1d8c r5:85758000 [ 1343.824983][ T32] r4:85758000 [ 1343.825028][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.825107][ T32] r5:85758000 r4:829187f0 [ 1343.825146][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.825236][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.825359][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1343.825435][ T32] r4:00000000 [ 1343.825483][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.825562][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.825643][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.825734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618a80 [ 1343.825764][ T32] r4:00000000 [ 1343.825809][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.825957][ T32] r9:83018205 r8:85758000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.826009][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.826101][ T32] r5:00001000 r4:eb529000 [ 1343.826142][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.826224][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.826267][ T32] r5:8579df8c r4:8579dc00 [ 1343.826368][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.826417][ T32] r7:ddde2d40 r6:83018200 r5:8579df8c r4:8562fe80 [ 1343.826462][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.826527][ T32] r10:61c88647 r9:85758000 r8:8562feac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.826560][ T32] r4:8562fe80 [ 1343.826603][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.826667][ T32] r10:00000000 r9:8562fe80 r8:8027ed34 r7:ebb99e60 r6:8562ff00 r5:85758000 [ 1343.826720][ T32] r4:00000001 [ 1343.826767][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.826866][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1343.826922][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.827005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.827066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.827124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.827150][ T32] r4:85618640 [ 1343.827685][ T32] INFO: task kworker/1:467:5508 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.827761][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.827902][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.828009][ T32] Call trace: [ 1343.828137][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.841135][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.841223][ T32] r4:00000000 [ 1343.841287][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.841425][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.841520][ T32] 1d20: dbf37000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.841559][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.841638][ T32] 1d60: 80070013 ffffffff [ 1343.841669][ T32] r5:80070013 r4:80239bd0 [ 1343.841690][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.841758][ T32] r4:82ac11e4 [ 1343.841784][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.841850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.841878][ T32] r4:e0771dc0 [ 1343.841898][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.841965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.842017][ T32] r4:00000000 [ 1343.842049][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.842096][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.842118][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.842163][ T32] r5:00001000 r4:dfa99000 [ 1343.842211][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.842256][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.842323][ T32] r5:8501338c r4:85013000 [ 1343.842359][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.842426][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.842459][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.842506][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.842611][ T32] r4:847da880 [ 1343.842659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.842708][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.842776][ T32] r4:00000001 [ 1343.842821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.842859][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.842923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.843016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.843057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.843198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.843282][ T32] r4:8497f8c0 ** 2 printk messages dropped ** [ 1343.843467][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.844192][ T32] r5:85758c00 r4:829187f0 [ 1343.844259][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.844380][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.844475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 [ 1343.844551][ T32] r4:00000000 [ 1343.844615][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.844693][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.844788][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.844875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618d00 [ 1343.844927][ T32] r4:00000000 [ 1343.844975][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.845033][ T32] r9:83018205 r8:85758c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1343.845055][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.845094][ T32] r5:00001000 r4:eb753000 [ 1343.845114][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.845151][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.845217][ T32] r5:8579e78c r4:8579e400 [ 1343.845316][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.845384][ T32] r7:ddde2d40 r6:83018200 r5:8579e78c r4:8562ff80 [ 1343.845444][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.845547][ T32] r10:61c88647 r9:85758c00 r8:8562ffac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.845599][ T32] r4:8562ff80 [ 1343.845646][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.845738][ T32] r10:00000000 r9:8562ff80 r8:8027ed34 r7:ebbb1e60 r6:85607000 r5:85758c00 [ 1343.845791][ T32] r4:00000001 [ 1343.845831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.845902][ T32] Exception stack(0xebbb9fb0 to 0xebbb9ff8) [ 1343.845962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.846039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.847075][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.847763][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.848003][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1343.867226][ T32] r5:00001000 r4:dfa99000 ** 1 printk messages dropped ** [ 1343.867328][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.867399][ T32] r5:8501338c r4:85013000 [ 1343.867423][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.867471][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.867497][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.867567][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.867600][ T32] r4:847da880 [ 1343.867620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.867665][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.867703][ T32] r4:00000001 [ 1343.867756][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.867796][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.867889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.867924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.867951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.867979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.868000][ T32] r4:8497f8c0 [ 1343.868023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.868065][ T32] INFO: task kworker/1:469:5513 blocked for more than 470 seconds. [ 1343.873447][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1343.873658][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.873888][ T32] r5:85759800 r4:829187f0 [ 1343.873913][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.874083][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.874357][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.874819][ T32] r10:61c88647 r9:85759800 r8:856070ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.875279][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.876173][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 11 printk messages dropped ** [ 1343.876653][ T32] r4:e0771dc0 ** 6 printk messages dropped ** [ 1343.877052][ T32] r5:00001000 r4:dfa99000 ** 7 printk messages dropped ** [ 1343.877416][ T32] r4:847da880 ** 6 printk messages dropped ** [ 1343.877646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.897727][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.898042][ T32] r5:8575a400 r4:829187f0 [ 1343.898174][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.899386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618ec0 ** 11 printk messages dropped ** [ 1343.900182][ T32] r10:61c88647 r9:8575a400 r8:856071ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1343.901703][ T32] INFO: task kworker/1:470:5514 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 14 printk messages dropped ** [ 1343.902882][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1343.903597][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.904247][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 1 printk messages dropped ** [ 1343.904312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.904337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.904365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.904386][ T32] r4:8497f8c0 [ 1343.904406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.904435][ T32] INFO: task kworker/1:471:5516 blocked for more than 470 seconds. [ 1343.904470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.904494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.904514][ T32] task:kworker/1:471 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.904607][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.904681][ T32] Call trace: [ 1343.904714][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.904820][ T32] r10:829187f4 r9:ebbc5d84 r8:00000002 r7:60000113 r6:ebbc5d8c r5:8575b000 [ 1343.904900][ T32] r4:8575b000 [ 1343.904951][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.905040][ T32] r5:8575b000 r4:829187f0 [ 1343.905080][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.905154][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.905261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 [ 1343.905310][ T32] r4:00000000 [ 1343.905353][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.905456][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1343.905498][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.905541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618040 [ 1343.905604][ T32] r4:00000000 [ 1343.905652][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.905707][ T32] r9:83018205 r8:8575b000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1343.905811][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.905910][ T32] r5:00001000 r4:eb7b5000 [ 1343.905971][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.906059][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.906185][ T32] r5:8579ef8c r4:8579ec00 [ 1343.906232][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.906278][ T32] r7:ddde2d40 r6:83018200 r5:8579ef8c r4:85607280 [ 1343.906298][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.906377][ T32] r10:61c88647 r9:8575b000 r8:856072ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.906425][ T32] r4:85607280 [ 1343.906467][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.906555][ T32] r10:00000000 r9:85607280 r8:8027ed34 r7:ebbbde60 r6:85607300 r5:8575b000 [ 1343.906611][ T32] r4:00000001 [ 1343.906675][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.906739][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1343.906769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.906887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.906978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.907042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.907112][ T32] r4:85618e80 [ 1343.907688][ T32] INFO: task kworker/1:471:5516 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.907768][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.907900][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.908183][ T32] Call trace: [ 1343.939245][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.939413][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.939480][ T32] r4:00000000 [ 1343.939527][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.939580][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.939616][ T32] 1d20: dccdb000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.939644][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.939691][ T32] 1d60: 80070013 ffffffff [ 1343.939776][ T32] r5:80070013 r4:80239bd0 [ 1343.939801][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.939874][ T32] r4:82ac11e4 [ 1343.939926][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.939974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.939995][ T32] r4:e0771dc0 [ 1343.940014][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.940056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.940077][ T32] r4:00000000 [ 1343.940096][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.940183][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 3 printk messages dropped ** [ 1343.940386][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.940939][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 9 printk messages dropped ** [ 1343.941450][ T32] INFO: task kworker/1:472:5518 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.941951][ T32] r5:8575bc00 r4:829187f0 [ 1343.942034][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.942373][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1343.942448][ T32] r4:00000000 [ 1343.942467][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.942619][ T32] r9:83018205 r8:8575bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1343.942670][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.942715][ T32] r5:00001000 r4:eb855000 [ 1343.942758][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.942804][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.942846][ T32] r5:8579f38c r4:8579f000 [ 1343.942865][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.942907][ T32] r7:ddde2d40 r6:83018200 r5:8579f38c r4:85607380 [ 1343.942991][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.943053][ T32] r10:61c88647 r9:8575bc00 r8:856073ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.943077][ T32] r4:85607380 [ 1343.943096][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.943140][ T32] r10:00000000 r9:85607380 r8:8027ed34 r7:ebbc5e60 r6:85607400 r5:8575bc00 [ 1343.943162][ T32] r4:00000001 [ 1343.943187][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.943235][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) [ 1343.943267][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.943295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.943345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.943378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.943401][ T32] r4:85618e80 [ 1343.943925][ T32] INFO: task kworker/1:472:5518 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.943962][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.944022][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.944128][ T32] Call trace: [ 1343.944173][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.944226][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.944301][ T32] r4:00000000 [ 1343.944326][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.944382][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.944415][ T32] 1d20: dccdb000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.944442][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.944465][ T32] 1d60: 80070013 ffffffff [ 1343.944510][ T32] r5:80070013 r4:80239bd0 [ 1343.944557][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.944602][ T32] r4:82ac11e4 [ 1343.944621][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.944684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.944710][ T32] r4:e0771dc0 [ 1343.944754][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.944800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.944823][ T32] r4:00000000 [ 1343.944842][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.944910][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.944936][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.944978][ T32] r5:00001000 r4:dfa99000 [ 1343.945020][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.945062][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.945138][ T32] r5:8501338c r4:85013000 [ 1343.945185][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.945486][ T32] r4:847da880 ** 4 printk messages dropped ** [ 1343.945716][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 6 printk messages dropped ** [ 1343.945889][ T32] INFO: task kworker/1:473:5520 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.946272][ T32] r5:8575d400 r4:829187f0 [ 1343.946292][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.946330][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.946395][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.946613][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.946800][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.947175][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.947357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.947899][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.966676][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1343.967030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 8 printk messages dropped ** [ 1343.967345][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.968014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.983395][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.983768][ T32] r5:8575e000 r4:829187f0 ** 1 printk messages dropped ** [ 1343.983886][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1343.984455][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1343.984842][ T32] r4:85607580 [ 1343.984861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.984903][ T32] r10:00000000 r9:85607580 r8:8027ed34 r7:ebbd1e60 r6:85607600 r5:8575e000 [ 1343.984925][ T32] r4:00000001 [ 1343.984943][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.984978][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) [ 1343.985159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.985198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.985240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.985340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.985366][ T32] r4:8562e5c0 [ 1343.985947][ T32] INFO: task kworker/1:474:5521 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1343.986010][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.986250][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.986303][ T32] Call trace: [ 1343.986356][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.986432][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1343.986460][ T32] r4:00000000 [ 1343.986482][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.986545][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1343.986580][ T32] 1d20: dd155000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1343.986658][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1343.986685][ T32] 1d60: 80070013 ffffffff [ 1343.986708][ T32] r5:80070013 r4:80239bd0 [ 1343.986728][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.986770][ T32] r4:82ac11e4 [ 1343.986790][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.986831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1343.986853][ T32] r4:e0771dc0 [ 1343.986912][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1343.986976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1343.987033][ T32] r4:00000000 [ 1343.987064][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1343.987110][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.987132][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.987180][ T32] r5:00001000 r4:dfa99000 [ 1343.987264][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1343.987310][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.987356][ T32] r5:8501338c r4:85013000 [ 1343.987377][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.987451][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1343.987483][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.987529][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.987552][ T32] r4:847da880 [ 1343.987586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.987644][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1343.987700][ T32] r4:00000001 [ 1343.987722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.987757][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1343.987782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.987820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.987864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.987896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.987918][ T32] r4:8497f8c0 [ 1343.987938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.987963][ T32] INFO: task kworker/1:475:5524 blocked for more than 470 seconds. [ 1343.987990][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.988013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.988034][ T32] task:kworker/1:475 state:D stack:0 pid:5524 tgid:5524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.988182][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.001588][ T32] Call trace: [ 1344.001671][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.001743][ T32] r10:829187f4 r9:ebbcdd84 r8:00000002 r7:60000013 r6:ebbcdd8c r5:8575ec00 [ 1344.001767][ T32] r4:8575ec00 [ 1344.001789][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.001829][ T32] r5:8575ec00 r4:829187f0 [ 1344.001849][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.001942][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.001992][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1344.002015][ T32] r4:00000000 [ 1344.002085][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.002151][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.002201][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.002242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6540 ** 3 printk messages dropped ** [ 1344.002471][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.002851][ T32] r10:61c88647 r9:8575ec00 r8:856076ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.003162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.003254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.003283][ T32] r4:855f61c0 [ 1344.003771][ T32] INFO: task kworker/1:475:5524 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1344.003806][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.003926][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.004013][ T32] Call trace: [ 1344.004138][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.004196][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1344.004220][ T32] r4:00000000 [ 1344.004239][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.004324][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1344.004357][ T32] 1d20: dd251000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1344.004386][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1344.004410][ T32] 1d60: 80070013 ffffffff [ 1344.004432][ T32] r5:80070013 r4:80239bd0 [ 1344.004475][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.004520][ T32] r4:82ac11e4 [ 1344.004567][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.004615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.004642][ T32] r4:e0771dc0 [ 1344.004662][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1344.004838][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 7 printk messages dropped ** [ 1344.005224][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.005725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.006072][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.006381][ T32] r5:8575c800 r4:829187f0 [ 1344.006400][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.006501][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.006666][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1344.007144][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1344.007795][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.027666][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.028872][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1344.029250][ T32] r5:00001000 r4:dfa99000 ** 5 printk messages dropped ** [ 1344.029548][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1344.029737][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.030189][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.030874][ T32] r5:85760000 r4:829187f0 [ 1344.030898][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.031033][ T32] r4:00000000 [ 1344.031052][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.031088][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.031123][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.031161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6680 [ 1344.031263][ T32] r4:00000000 [ 1344.031398][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.031447][ T32] r9:83018205 r8:85760000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1344.031471][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.031512][ T32] r5:00001000 r4:eb90f000 [ 1344.031555][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.031604][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.031681][ T32] r5:857a838c r4:857a8000 [ 1344.031704][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.031750][ T32] r7:ddde2d40 r6:83018200 r5:857a838c r4:85607880 [ 1344.031771][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.031838][ T32] r10:61c88647 r9:85760000 r8:856078ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.031934][ T32] r4:85607880 [ 1344.031962][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.032005][ T32] r10:00000000 r9:85607880 r8:8027ed34 r7:ebbdde60 r6:85607900 r5:85760000 [ 1344.032026][ T32] r4:00000001 [ 1344.032069][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.032151][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 1344.032191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.032233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.032326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.032359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.032381][ T32] r4:855f65c0 [ 1344.032853][ T32] INFO: task kworker/1:477:5527 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1344.032889][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.033040][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.033148][ T32] Call trace: [ 1344.033327][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.033376][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1344.033398][ T32] r4:00000000 [ 1344.033419][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.033456][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1344.033484][ T32] 1d20: dd62e000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1344.033513][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1344.033553][ T32] 1d60: 80070013 ffffffff [ 1344.033580][ T32] r5:80070013 r4:80239bd0 [ 1344.033599][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.033639][ T32] r4:82ac11e4 [ 1344.033658][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.033697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.033719][ T32] r4:e0771dc0 [ 1344.033765][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.033811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1344.033834][ T32] r4:00000000 [ 1344.033852][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.033894][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.034010][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.034063][ T32] r5:00001000 r4:dfa99000 [ 1344.034097][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.034139][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.034289][ T32] r5:8501338c r4:85013000 ** 1 printk messages dropped ** [ 1344.034418][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 ** 7 printk messages dropped ** [ 1344.034781][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1344.034811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.034853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.034884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.034924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.035030][ T32] r4:8497f8c0 [ 1344.035081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.035111][ T32] INFO: task kworker/1:478:5530 blocked for more than 470 seconds. [ 1344.035144][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.035171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.035193][ T32] task:kworker/1:478 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.035242][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.035364][ T32] Call trace: [ 1344.035405][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.035483][ T32] r10:829187f4 r9:ebbe5d84 r8:00000002 r7:60000113 r6:ebbe5d8c r5:85760c00 [ 1344.035651][ T32] r4:85760c00 [ 1344.035701][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.035764][ T32] r5:85760c00 r4:829187f0 [ 1344.035812][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.035867][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.036339][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1344.036708][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1344.037294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.038005][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1344.072454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 ** 9 printk messages dropped ** [ 1344.072895][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.073380][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) ** 7 printk messages dropped ** [ 1344.073773][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.074308][ T32] r5:85761800 r4:829187f0 [ 1344.074327][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.074576][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.074977][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.075019][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.075059][ T32] r5:857a8f8c r4:857a8c00 [ 1344.075078][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.075123][ T32] r7:ddde2d40 r6:83018200 r5:857a8f8c r4:85607a80 [ 1344.075150][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.075246][ T32] r10:61c88647 r9:85761800 r8:85607aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.075283][ T32] r4:85607a80 [ 1344.075306][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.075352][ T32] r10:00000000 r9:85607a80 r8:8027ed34 r7:ebbdde60 r6:85607b00 r5:85761800 [ 1344.075375][ T32] r4:00000001 [ 1344.075419][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.075459][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 1344.075486][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.075549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.075626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.075675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.075702][ T32] r4:855f6840 [ 1344.076210][ T32] INFO: task kworker/1:479:5532 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1344.076251][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.076319][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.076378][ T32] Call trace: [ 1344.076425][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.076485][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1344.076514][ T32] r4:00000000 [ 1344.076535][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.076573][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1344.076602][ T32] 1d20: ddde8000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1344.076631][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1344.076654][ T32] 1d60: 80070013 ffffffff [ 1344.076677][ T32] r5:80070013 r4:80239bd0 [ 1344.076695][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.076758][ T32] r4:82ac11e4 [ 1344.076804][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.076854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.076878][ T32] r4:e0771dc0 [ 1344.076925][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.076996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1344.077028][ T32] r4:00000000 [ 1344.077087][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.077137][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.077161][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.077204][ T32] r5:00001000 r4:dfa99000 [ 1344.077229][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.077269][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.077334][ T32] r5:8501338c r4:85013000 [ 1344.077432][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.077557][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1344.077636][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.077685][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.077707][ T32] r4:847da880 [ 1344.077778][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.077828][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1344.077850][ T32] r4:00000001 [ 1344.077897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.077993][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1344.078024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.078052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.085401][ T32] INFO: task kworker/1:480:5535 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.085819][ T32] r5:85762400 r4:829187f0 [ 1344.085840][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.085929][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 ** 7 printk messages dropped ** [ 1344.086381][ T32] r9:83018205 r8:85762400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 8 printk messages dropped ** [ 1344.086741][ T32] r10:61c88647 r9:85762400 r8:85607bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1344.087790][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1344.101711][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 15 printk messages dropped ** [ 1344.102451][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.102828][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.103178][ T32] r5:85763000 r4:829187f0 [ 1344.103201][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.103290][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.103345][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1344.103392][ T32] r4:00000000 [ 1344.103416][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.103504][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.103543][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.103607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855de040 [ 1344.103641][ T32] r4:00000000 [ 1344.103660][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.103765][ T32] r9:83018205 r8:85763000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1344.103793][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.103835][ T32] r5:00001000 r4:ebc25000 [ 1344.103881][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.103929][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.103971][ T32] r5:857a9f8c r4:857a9c00 [ 1344.103991][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.104034][ T32] r7:ddde2d40 r6:83018200 r5:857a9f8c r4:85607c80 [ 1344.104055][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.104098][ T32] r10:61c88647 r9:85763000 r8:85607cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1344.104505][ T32] r4:855f6a80 ** 8 printk messages dropped ** [ 1344.105482][ T32] Exception stack(0xe0771d20 to 0xe0771d68) ** 2 printk messages dropped ** [ 1344.105591][ T32] 1d60: 80070013 ffffffff [ 1344.105615][ T32] r5:80070013 r4:80239bd0 [ 1344.105634][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.105674][ T32] r4:82ac11e4 [ 1344.105693][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.105735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.105758][ T32] r4:e0771dc0 [ 1344.105778][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.105818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1344.105839][ T32] r4:00000000 [ 1344.105878][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.105933][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.105957][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.105999][ T32] r5:00001000 r4:dfa99000 [ 1344.106025][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.106090][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.106137][ T32] r5:8501338c r4:85013000 [ 1344.106156][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.106202][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1344.106222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1344.107048][ T32] INFO: task kworker/1:482:5538 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.107421][ T32] r4:85763c00 ** 1 printk messages dropped ** [ 1344.107479][ T32] r5:85763c00 r4:829187f0 [ 1344.107497][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.107600][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.107785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6e40 ** 11 printk messages dropped ** [ 1344.123277][ T32] r10:61c88647 r9:85763c00 r8:85607dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.123633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.124845][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1344.125360][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1344.125513][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1344.125680][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1344.126149][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1344.126468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1344.126954][ T32] r4:85764800 ** 1 printk messages dropped ** [ 1344.127107][ T32] r5:85764800 r4:829187f0 ** 2 printk messages dropped ** [ 1344.127218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 ** 4 printk messages dropped ** [ 1344.127388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6fc0 ** 6 printk messages dropped ** [ 1344.127775][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.128301][ T32] r10:61c88647 r9:85764800 r8:85607eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1344.146866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.146902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.146957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.146992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.147034][ T32] r4:855de1c0 [ 1344.147546][ T32] INFO: task kworker/1:483:5541 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1344.147585][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.147703][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.147786][ T32] Call trace: [ 1344.147847][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.147927][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1344.147979][ T32] r4:00000000 [ 1344.148010][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.148051][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1344.148160][ T32] 1d20: de6d7000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1344.154597][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1344.154646][ T32] 1d60: 80070013 ffffffff [ 1344.154699][ T32] r5:80070013 r4:80239bd0 [ 1344.154727][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.154787][ T32] r4:82ac11e4 [ 1344.154808][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.154851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.154898][ T32] r4:e0771dc0 [ 1344.154956][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.155013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1344.155038][ T32] r4:00000000 [ 1344.155071][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.155122][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.155144][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.155189][ T32] r5:00001000 r4:dfa99000 [ 1344.155209][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.155248][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.155290][ T32] r5:8501338c r4:85013000 [ 1344.155310][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.155380][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1344.155551][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.155602][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.155624][ T32] r4:847da880 [ 1344.155673][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.155732][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1344.155758][ T32] r4:00000001 [ 1344.155778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.155813][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1344.155844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.155874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.155900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.155984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.156010][ T32] r4:8497f8c0 [ 1344.156035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.156066][ T32] INFO: task kworker/1:484:5542 blocked for more than 470 seconds. [ 1344.156120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.156650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.156677][ T32] task:kworker/1:484 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.156756][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.156823][ T32] Call trace: [ 1344.156887][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.156943][ T32] r10:829187f4 r9:ebc1dd84 r8:00000002 r7:60000013 r6:ebc1dd8c r5:85765400 [ 1344.156981][ T32] r4:85765400 [ 1344.157004][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.157044][ T32] r5:85765400 r4:829187f0 [ 1344.157063][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.157114][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.157371][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1344.157400][ T32] r4:00000000 [ 1344.157543][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.157585][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.157622][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.157661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855de5c0 [ 1344.157683][ T32] r4:00000000 [ 1344.157701][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.157754][ T32] r9:83018205 r8:85765400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1344.157786][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.157827][ T32] r5:00001000 r4:ebc41000 [ 1344.157847][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.157885][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.172978][ T32] r4:85607f80 ** 7 printk messages dropped ** [ 1344.173602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1344.175424][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1344.176188][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1344.176584][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1344.177338][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1344.195711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1344.196227][ T32] r4:85766000 ** 1 printk messages dropped ** [ 1344.196350][ T32] r5:85766000 r4:829187f0 ** 1 printk messages dropped ** [ 1344.196456][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.196825][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.197386][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1344.213055][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1344.213484][ T32] Call trace: [ 1344.213519][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.213599][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1344.213747][ T32] r4:00000000 [ 1344.213810][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.213855][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1344.213924][ T32] 1d20: deefd000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1344.213959][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1344.213982][ T32] 1d60: 80070013 ffffffff [ 1344.214016][ T32] r5:80070013 r4:80239bd0 [ 1344.214039][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.214083][ T32] r4:82ac11e4 [ 1344.214115][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.214160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.214193][ T32] r4:e0771dc0 [ 1344.214231][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.214279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1344.214301][ T32] r4:00000000 [ 1344.214344][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.214417][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.214450][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.214493][ T32] r5:00001000 r4:dfa99000 [ 1344.214513][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.214554][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.214595][ T32] r5:8501338c r4:85013000 [ 1344.214637][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.214688][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1344.214742][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.214791][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.214857][ T32] r4:847da880 [ 1344.214907][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.215015][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1344.215155][ T32] r4:00000001 [ 1344.215184][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.215220][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1344.215269][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.215304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.215332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.215386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.215415][ T32] r4:8497f8c0 [ 1344.215443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.215490][ T32] INFO: task kworker/1:486:5546 blocked for more than 470 seconds. [ 1344.215526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.215551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.215571][ T32] task:kworker/1:486 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.215664][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.215712][ T32] Call trace: [ 1344.215743][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.215789][ T32] r10:829187f4 r9:ebc35d84 r8:00000002 r7:60000113 r6:ebc35d8c r5:857d8000 [ 1344.215812][ T32] r4:857d8000 [ 1344.215831][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.215893][ T32] r5:857d8000 r4:829187f0 [ 1344.215922][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.215966][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.216165][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1344.216859][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.217556][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.217926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.230399][ T32] Call trace: ** 8 printk messages dropped ** [ 1344.231537][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1344.232054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 7 printk messages dropped ** [ 1344.232676][ T32] r5:8501338c r4:85013000 ** 5 printk messages dropped ** [ 1344.233126][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1344.233842][ T32] INFO: task kworker/1:487:5549 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.234830][ T32] r5:857d8c00 r4:829187f0 [ 1344.234876][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.235408][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1344.235555][ T32] r4:00000000 [ 1344.235600][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.235697][ T32] r9:83018205 r8:857d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1344.235749][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.235841][ T32] r5:00001000 r4:ebc5d000 [ 1344.235890][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.235986][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.236101][ T32] r5:857aaf8c r4:857aac00 [ 1344.236175][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.236280][ T32] r7:ddde2d40 r6:83018200 r5:857aaf8c r4:8559b280 [ 1344.236329][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.236438][ T32] r10:61c88647 r9:857d8c00 r8:8559b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.236499][ T32] r4:8559b280 [ 1344.236547][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.236653][ T32] r10:00000000 r9:8559b280 r8:8027ed34 r7:ebc35e60 r6:8559b300 r5:857d8c00 [ 1344.236709][ T32] r4:00000001 [ 1344.236797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.236885][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) [ 1344.236972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.237062][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.237135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.237206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.237261][ T32] r4:855de600 [ 1344.237901][ T32] INFO: task kworker/1:487:5549 is blocked on a mutex likely owned by task kworker/1:227:3838. [ 1344.237991][ T32] task:kworker/1:227 state:R running task stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.263514][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.263679][ T32] Call trace: [ 1344.263717][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.263776][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1344.263800][ T32] r4:00000000 [ 1344.263821][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.263860][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1344.263891][ T32] 1d20: df212000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1344.263929][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1344.263962][ T32] 1d60: 80070013 ffffffff [ 1344.264033][ T32] r5:80070013 r4:80239bd0 [ 1344.264058][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.264103][ T32] r4:82ac11e4 [ 1344.264144][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.264191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.264215][ T32] r4:e0771dc0 [ 1344.264235][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.264276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1344.264336][ T32] r4:00000000 [ 1344.264360][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.264434][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.264554][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.264613][ T32] r5:00001000 r4:dfa99000 [ 1344.264652][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.264703][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.264759][ T32] r5:8501338c r4:85013000 [ 1344.264799][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.264928][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1344.265024][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.265075][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.265111][ T32] r4:847da880 [ 1344.265145][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.265229][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1344.265288][ T32] r4:00000001 [ 1344.265337][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.265416][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1344.265471][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.265529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.265583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.265643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.265691][ T32] r4:8497f8c0 [ 1344.265784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.265853][ T32] INFO: task kworker/1:488:5550 blocked for more than 470 seconds. [ 1344.265932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.265995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.266048][ T32] task:kworker/1:488 state:D stack:0 pid:5550 tgid:5550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.266155][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.266275][ T32] Call trace: [ 1344.266419][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.266514][ T32] r10:829187f4 r9:ebc65d84 r8:00000002 r7:60000013 r6:ebc65d8c r5:857d9800 [ 1344.266572][ T32] r4:857d9800 [ 1344.266660][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.266785][ T32] r5:857d9800 r4:829187f0 [ 1344.266839][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.266950][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.267080][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1344.267141][ T32] r4:00000000 [ 1344.267185][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.267267][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.267346][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.267438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855deec0 [ 1344.267490][ T32] r4:00000000 [ 1344.267537][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.267631][ T32] r9:83018205 r8:857d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1344.267683][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.267771][ T32] r5:00001000 r4:ebc91000 [ 1344.267821][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.267909][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.290889][ T32] r4:8559b380 ** 6 printk messages dropped ** [ 1344.291479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.293087][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 ** 10 printk messages dropped ** [ 1344.293866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.293928][ T32] r4:e0771dc0 [ 1344.293998][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.294101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1344.294155][ T32] r4:00000000 [ 1344.294220][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.294329][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.294383][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.294478][ T32] r5:00001000 r4:dfa99000 [ 1344.294528][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.294619][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.294714][ T32] r5:8501338c r4:85013000 [ 1344.294778][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.294882][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1344.294969][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.295073][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.295146][ T32] r4:847da880 [ 1344.295240][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.295348][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1344.295451][ T32] r4:00000001 [ 1344.295546][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.295633][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1344.295763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.295839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.295901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.295977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.296078][ T32] r4:8497f8c0 [ 1344.296160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.296234][ T32] INFO: task kworker/1:489:5552 blocked for more than 470 seconds. [ 1344.296324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.296386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.296434][ T32] task:kworker/1:489 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.296570][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.296666][ T32] Call trace: [ 1344.296767][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.296867][ T32] r10:829187f4 r9:ebc89d84 r8:00000002 r7:60000013 r6:ebc89d8c r5:857db000 [ 1344.296930][ T32] r4:857db000 [ 1344.296982][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.297072][ T32] r5:857db000 r4:829187f0 [ 1344.297122][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.297214][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.297738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dea40 ** 11 printk messages dropped ** [ 1344.322272][ T32] r10:61c88647 r9:857db000 r8:8559b4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1344.322836][ T32] r4:855de8c0 ** 3 printk messages dropped ** [ 1344.323895][ T32] Call trace: ** 7 printk messages dropped ** [ 1344.324580][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1344.324777][ T32] r4:e0771dc0 ** 4 printk messages dropped ** [ 1344.325268][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 11 printk messages dropped ** [ 1344.327098][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 ** 12 printk messages dropped ** [ 1344.327681][ T32] task:kworker/1:490 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.345100][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.345640][ T32] r5:00001000 r4:ebc7d000 ** 1 printk messages dropped ** [ 1344.345706][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.345759][ T32] r5:857ab78c r4:857ab400 [ 1344.345795][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.345958][ T32] r4:8559b580 ** 1 printk messages dropped ** [ 1344.346023][ T32] r10:00000000 r9:8559b580 r8:8027ed34 r7:ebc65e60 r6:8559b600 r5:857dc800 ** 4 printk messages dropped ** [ 1344.346213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.346832][ T32] INFO: task kworker/1:490:5554 is blocked on a mutex likely owned by task kworker/1:227:3838. ** 1 printk messages dropped ** [ 1344.346977][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.347030][ T32] Call trace: [ 1344.347089][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.347147][ T32] r10:8280c9b4 r9:8500ec00 r8:80200be4 r7:e0771d54 r6:ffffffff r5:8500ec00 [ 1344.347171][ T32] r4:00000000 [ 1344.347191][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.347229][ T32] Exception stack(0xe0771d20 to 0xe0771d68) [ 1344.347271][ T32] 1d20: df8be000 df9d7000 00000001 80239bb8 7f84b000 00000001 82ac11c4 82ac05a0 [ 1344.347304][ T32] 1d40: 7f84b000 df9d7000 8280c9b4 e0771d9c e0771da0 e0771d70 80230af4 80239bd0 [ 1344.347328][ T32] 1d60: 80070013 ffffffff [ 1344.347351][ T32] r5:80070013 r4:80239bd0 [ 1344.347371][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.347412][ T32] r4:82ac11e4 [ 1344.347466][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.347514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0771dc0 r5:e0771e08 [ 1344.347559][ T32] r4:e0771dc0 [ 1344.347583][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.347625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1344.347663][ T32] r4:00000000 [ 1344.347705][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.347773][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.347818][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.347895][ T32] r5:00001000 r4:dfa99000 [ 1344.347960][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.348034][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.353006][ T32] r5:8501338c r4:85013000 [ 1344.353089][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.353162][ T32] r7:ddde2d40 r6:83018200 r5:8501338c r4:847da880 [ 1344.353187][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.353251][ T32] r10:61c88647 r9:8500ec00 r8:847da8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.353279][ T32] r4:847da880 [ 1344.353301][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.353372][ T32] r10:00000000 r9:847da880 r8:8027ed34 r7:e06b9e60 r6:847da900 r5:8500ec00 [ 1344.353401][ T32] r4:00000001 [ 1344.353445][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.353511][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1344.353544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.353583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.353613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.353642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.353665][ T32] r4:8497f8c0 [ 1344.353688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.353718][ T32] INFO: task kworker/1:491:5555 blocked for more than 470 seconds. [ 1344.353750][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.353800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.353827][ T32] task:kworker/1:491 state:D stack:0 pid:5555 tgid:5555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.353882][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.353933][ T32] Call trace: [ 1344.353966][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.354014][ T32] r10:829187f4 r9:ebca1d84 r8:00000002 r7:60000113 r6:ebca1d8c r5:85749800 [ 1344.354037][ T32] r4:85749800 [ 1344.354057][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.354096][ T32] r5:85749800 r4:829187f0 [ 1344.354116][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.354154][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.354198][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 [ 1344.354219][ T32] r4:00000000 [ 1344.354238][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.354274][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.354312][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.354376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855de100 ** 5 printk messages dropped ** [ 1344.354578][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.354912][ T32] r10:00000000 r9:8559b680 r8:8027ed34 r7:ebc65e60 r6:85601080 r5:85749800 ** 10 printk messages dropped ** [ 1344.356117][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.356607][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1344.356912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 ** 8 printk messages dropped ** [ 1344.357230][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1344.357624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.357905][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.375158][ T32] r5:8574bc00 r4:829187f0 ** 1 printk messages dropped ** [ 1344.375219][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.375849][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.376197][ T32] r10:61c88647 r9:8574bc00 r8:8559b72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1344.376372][ T32] r4:00000001 [ 1344.376416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.376489][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1344.376525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.376553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.376580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.376609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.376699][ T32] r4:855dee80 [ 1344.377250][ T32] INFO: task kworker/1:492:5558 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.377294][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.377365][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.377428][ T32] Call trace: [ 1344.377491][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.377552][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.377587][ T32] r4:00000000 [ 1344.377609][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.377649][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.377680][ T32] 9d20: 7fa02000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.377708][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.377742][ T32] 9d60: 900b0013 ffffffff [ 1344.377779][ T32] r5:900b0013 r4:80239bd0 [ 1344.377802][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.377846][ T32] r4:82ac11e4 [ 1344.377881][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.377936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.377961][ T32] r4:e06b9dc0 [ 1344.377980][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.378044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.391603][ T32] r4:00000000 [ 1344.391712][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.391790][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.391814][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.391867][ T32] r5:00001000 r4:dfacd000 [ 1344.391891][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.391943][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.391989][ T32] r5:8501378c r4:85013400 [ 1344.392009][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.392057][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.392078][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.392184][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.392214][ T32] r4:847da200 [ 1344.392284][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.392340][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.392412][ T32] r4:00000001 [ 1344.392442][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.392504][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.392539][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.392600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.392655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.392745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.392772][ T32] r4:847ccb40 [ 1344.392802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.392835][ T32] INFO: task kworker/0:721:5560 blocked for more than 470 seconds. [ 1344.392868][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.392892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.392914][ T32] task:kworker/0:721 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.392979][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.393024][ T32] Call trace: [ 1344.393055][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.393103][ T32] r10:829187f4 r9:ebc75d84 r8:00000002 r7:60000113 r6:ebc75d8c r5:8574c800 [ 1344.393124][ T32] r4:8574c800 [ 1344.393143][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.393183][ T32] r5:8574c800 r4:829187f0 [ 1344.393205][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.393270][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.393319][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1344.393341][ T32] r4:00000000 [ 1344.393359][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.393395][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.393455][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.393599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85591680 ** 5 printk messages dropped ** [ 1344.394054][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.394263][ T32] r10:61c88647 r9:8574c800 r8:856011ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1344.394377][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.394456][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.395162][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.395532][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 7 printk messages dropped ** [ 1344.395941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 9 printk messages dropped ** [ 1344.396491][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.396923][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.397184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.397431][ T32] task:kworker/1:493 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.397999][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.398044][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 [ 1344.398065][ T32] r4:00000000 [ 1344.398138][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.409685][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.409775][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.409824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85594040 [ 1344.410033][ T32] r4:00000000 [ 1344.410109][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.410163][ T32] r9:83018205 r8:8574d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1344.410186][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.410233][ T32] r5:00001000 r4:ebcb5000 [ 1344.410253][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.410291][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.410334][ T32] r5:857b438c r4:857b4000 [ 1344.410387][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.410460][ T32] r7:ddde2d40 r6:83018200 r5:857b438c r4:8559b780 [ 1344.410485][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.410531][ T32] r10:61c88647 r9:8574d400 r8:8559b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.410566][ T32] r4:8559b780 [ 1344.410590][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.410635][ T32] r10:00000000 r9:8559b780 r8:8027ed34 r7:ebcade60 r6:85601280 r5:8574d400 [ 1344.410668][ T32] r4:00000001 [ 1344.410701][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.410741][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1344.410783][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.410815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.410882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.410915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.410969][ T32] r4:855dee00 [ 1344.411459][ T32] INFO: task kworker/1:493:5561 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.411546][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.411670][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.411798][ T32] Call trace: [ 1344.411836][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.411884][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.411908][ T32] r4:00000000 [ 1344.411933][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.411996][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.412030][ T32] 9d20: 7fe06000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.412058][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.412083][ T32] 9d60: 900b0013 ffffffff [ 1344.412190][ T32] r5:900b0013 r4:80239bd0 [ 1344.412238][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.412284][ T32] r4:82ac11e4 [ 1344.412307][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.412349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.412394][ T32] r4:e06b9dc0 [ 1344.412417][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.412483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.412534][ T32] r4:00000000 [ 1344.412557][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.412603][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.412654][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.412743][ T32] r5:00001000 r4:dfacd000 [ 1344.412772][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.412811][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.412893][ T32] r5:8501378c r4:85013400 [ 1344.412946][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.413002][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.413024][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.413069][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.413091][ T32] r4:847da200 [ 1344.413110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.413153][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.413175][ T32] r4:00000001 [ 1344.413194][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.413229][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.413254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.413281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.413307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.413358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.413408][ T32] r4:847ccb40 [ 1344.413433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.413461][ T32] INFO: task kworker/1:494:5564 blocked for more than 470 seconds. [ 1344.413542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.413578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.413613][ T32] task:kworker/1:494 state:D stack:0 pid:5564 tgid:5564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.413662][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.413749][ T32] Call trace: [ 1344.413796][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.413843][ T32] r10:829187f4 r9:ebcddd84 r8:00000002 r7:60000113 r6:ebcddd8c r5:85748c00 [ 1344.413865][ T32] r4:85748c00 [ 1344.413884][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.413927][ T32] r5:85748c00 r4:829187f0 [ 1344.413946][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.413983][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.414026][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 [ 1344.414049][ T32] r4:00000000 [ 1344.414068][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.414105][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.414208][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.414254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85594700 [ 1344.414276][ T32] r4:00000000 [ 1344.414294][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.414335][ T32] r9:83018205 r8:85748c00 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1344.414357][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.414398][ T32] r5:00001000 r4:dfac7000 [ 1344.414417][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.414501][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.414572][ T32] r5:857b538c r4:857b5000 [ 1344.414612][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.414683][ T32] r7:ddde2d40 r6:83018200 r5:857b538c r4:8559b800 [ 1344.414745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.414799][ T32] r10:61c88647 r9:85748c00 r8:8559b82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.414846][ T32] r4:8559b800 [ 1344.414915][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.415037][ T32] r10:00000000 r9:8559b800 r8:8027ed34 r7:ebcade60 r6:85601300 r5:85748c00 [ 1344.415070][ T32] r4:00000001 [ 1344.415089][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.415123][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1344.415174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.415206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.415787][ T32] Call trace: ** 8 printk messages dropped ** [ 1344.416192][ T32] r5:900b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1344.416333][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1344.416512][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1344.417090][ T32] r4:847da200 ** 3 printk messages dropped ** [ 1344.417358][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1344.417888][ T32] task:kworker/1:495 state:D stack:0 pid:5566 tgid:5566 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1344.418033][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.418140][ T32] r10:829187f4 r9:ebcedd84 r8:00000002 r7:60000113 r6:ebcedd8c r5:8574b000 [ 1344.440204][ T32] r4:8574b000 [ 1344.440267][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.440339][ T32] r5:8574b000 r4:829187f0 [ 1344.440361][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.440461][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.440512][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 [ 1344.440535][ T32] r4:00000000 [ 1344.440553][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.440590][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.440654][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.440758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855943c0 [ 1344.440810][ T32] r4:00000000 [ 1344.440834][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.440929][ T32] r9:83018205 r8:8574b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1344.441146][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.441208][ T32] r5:00001000 r4:ebcdf000 [ 1344.441233][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.441273][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.441316][ T32] r5:857b4b8c r4:857b4800 [ 1344.441336][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.441383][ T32] r7:ddde2d40 r6:83018200 r5:857b4b8c r4:8559b880 [ 1344.441412][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.441458][ T32] r10:61c88647 r9:8574b000 r8:8559b8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.441481][ T32] r4:8559b880 [ 1344.441524][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.441720][ T32] r10:00000000 r9:8559b880 r8:8027ed34 r7:ebcdde60 r6:85601380 r5:8574b000 [ 1344.441787][ T32] r4:00000001 [ 1344.441817][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.441866][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1344.441901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.441935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.441987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.442137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.442162][ T32] r4:85594300 [ 1344.442656][ T32] INFO: task kworker/1:495:5566 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.442693][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.442857][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.442925][ T32] Call trace: [ 1344.443011][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.443139][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.443278][ T32] r4:00000000 [ 1344.443325][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.443369][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.443412][ T32] 9d20: 8026f000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.443443][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.443468][ T32] 9d60: 800b0013 ffffffff [ 1344.443490][ T32] r5:800b0013 r4:80239bd0 [ 1344.443509][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.443550][ T32] r4:82ac11e4 [ 1344.443594][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.443642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.443664][ T32] r4:e06b9dc0 [ 1344.443750][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.443795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.443818][ T32] r4:00000000 [ 1344.443837][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.443913][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.443943][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.443987][ T32] r5:00001000 r4:dfacd000 [ 1344.444007][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.444058][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.444104][ T32] r5:8501378c r4:85013400 [ 1344.444172][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.444243][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.444275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.444356][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.444382][ T32] r4:847da200 [ 1344.444402][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.444446][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.444468][ T32] r4:00000001 [ 1344.444487][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.444544][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.444597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.444654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.444683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.444710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.444767][ T32] r4:847ccb40 [ 1344.444809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.444857][ T32] INFO: task kworker/1:496:5567 blocked for more than 470 seconds. [ 1344.444894][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1344.445026][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.445354][ T32] r5:857dbc00 r4:829187f0 [ 1344.445374][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.445412][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.445456][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 [ 1344.445491][ T32] r4:00000000 [ 1344.445514][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.445558][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.445595][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.445636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85594580 [ 1344.445659][ T32] r4:00000000 [ 1344.445692][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.445739][ T32] r9:83018205 r8:857dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1344.445785][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.445831][ T32] r5:00001000 r4:ebcef000 [ 1344.445879][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.445954][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.446047][ T32] r5:857b4f8c r4:857b4c00 [ 1344.446094][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.446144][ T32] r7:ddde2d40 r6:83018200 r5:857b4f8c r4:8559b900 [ 1344.446189][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.446241][ T32] r10:61c88647 r9:857dbc00 r8:8559b92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.446265][ T32] r4:8559b900 [ 1344.446284][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.446367][ T32] r10:00000000 r9:8559b900 r8:8027ed34 r7:ebcdde60 r6:8559b980 r5:857dbc00 [ 1344.446393][ T32] r4:00000001 [ 1344.446412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.446463][ T32] Exception stack(0xebcc1fb0 to 0xebcc1ff8) [ 1344.446492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.446519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.446544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.446597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.446623][ T32] r4:85594240 [ 1344.446976][ T32] INFO: task kworker/1:496:5567 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.447014][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.447149][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.447203][ T32] Call trace: [ 1344.447231][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.447277][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.447303][ T32] r4:00000000 [ 1344.447322][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.447359][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.447411][ T32] 9d20: 8026f000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.447706][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.447736][ T32] 9d60: 800b0013 ffffffff [ 1344.447827][ T32] r5:800b0013 r4:80239bd0 [ 1344.447850][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.447892][ T32] r4:82ac11e4 [ 1344.447937][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.447990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.448012][ T32] r4:e06b9dc0 [ 1344.448055][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.448150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.480680][ T32] r4:00000000 [ 1344.480728][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.480802][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.480826][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.480873][ T32] r5:00001000 r4:dfacd000 [ 1344.480935][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.480984][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.481027][ T32] r5:8501378c r4:85013400 [ 1344.481071][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.481124][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.481184][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.481396][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.481425][ T32] r4:847da200 [ 1344.481447][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.481493][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.481515][ T32] r4:00000001 [ 1344.481534][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.481569][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.481600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.481629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.481654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.481682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.481703][ T32] r4:847ccb40 [ 1344.481726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.481757][ T32] INFO: task kworker/1:497:5570 blocked for more than 471 seconds. [ 1344.481789][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.481814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.481848][ T32] task:kworker/1:497 state:D stack:0 pid:5570 tgid:5570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.481911][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.481973][ T32] Call trace: [ 1344.482058][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.482113][ T32] r10:829187f4 r9:ebccdd84 r8:00000002 r7:60000113 r6:ebccdd8c r5:857dd400 [ 1344.482136][ T32] r4:857dd400 [ 1344.482155][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.482204][ T32] r5:857dd400 r4:829187f0 [ 1344.482226][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.482265][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.482314][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 [ 1344.482337][ T32] r4:00000000 [ 1344.482355][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.482393][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.482444][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.482502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85594b00 [ 1344.482527][ T32] r4:00000000 [ 1344.482547][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.482591][ T32] r9:83018205 r8:857dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.482611][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.482690][ T32] r5:00001000 r4:ead27000 [ 1344.482723][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.482762][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.482865][ T32] r5:857b578c r4:857b5400 [ 1344.482893][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.482977][ T32] r7:ddde2d40 r6:83018200 r5:857b578c r4:8559ba00 [ 1344.483000][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.483048][ T32] r10:61c88647 r9:857dd400 r8:8559ba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.483071][ T32] r4:8559ba00 [ 1344.483089][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.483131][ T32] r10:00000000 r9:8559ba00 r8:8027ed34 r7:ebcdde60 r6:8559ba80 r5:857dd400 [ 1344.483152][ T32] r4:00000001 [ 1344.483172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.483280][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) [ 1344.483310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.483367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.483396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.483424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.483485][ T32] r4:85594340 [ 1344.483989][ T32] INFO: task kworker/1:497:5570 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.484026][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.484085][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.484132][ T32] Call trace: [ 1344.484191][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.484241][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.484265][ T32] r4:00000000 [ 1344.484308][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.484352][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.484481][ T32] 9d20: 80968000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.484563][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.484602][ T32] 9d60: 800b0013 ffffffff [ 1344.484625][ T32] r5:800b0013 r4:80239bd0 [ 1344.484645][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.484711][ T32] r4:82ac11e4 [ 1344.484735][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.484829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.484861][ T32] r4:e06b9dc0 [ 1344.484881][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.484961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.485016][ T32] r4:00000000 [ 1344.485038][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.485085][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.485122][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.485169][ T32] r5:00001000 r4:dfacd000 [ 1344.485190][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.485253][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.485324][ T32] r5:8501378c r4:85013400 [ 1344.485348][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.485395][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.485439][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.485505][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.485531][ T32] r4:847da200 [ 1344.485609][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.485685][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.485719][ T32] r4:00000001 [ 1344.485738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.485774][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.485824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.485856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.485900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.485952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.485977][ T32] r4:847ccb40 [ 1344.485999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.486024][ T32] INFO: task kworker/1:498:5572 blocked for more than 471 seconds. [ 1344.486053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.486078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.486100][ T32] task:kworker/1:498 state:D stack:0 pid:5572 tgid:5572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.486144][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.486188][ T32] Call trace: [ 1344.486218][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.486262][ T32] r10:829187f4 r9:eba69d84 r8:00000002 r7:60000013 r6:eba69d8c r5:857de000 [ 1344.486284][ T32] r4:857de000 [ 1344.486327][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.486371][ T32] r5:857de000 r4:829187f0 [ 1344.486390][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.486428][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.486513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1344.486539][ T32] r4:00000000 [ 1344.486582][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.486628][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.486703][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.486748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85594c00 [ 1344.486772][ T32] r4:00000000 [ 1344.486790][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.486863][ T32] r9:83018205 r8:857de000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.486888][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.487037][ T32] r5:00001000 r4:eade5000 [ 1344.487132][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.487186][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.487230][ T32] r5:857b5b8c r4:857b5800 [ 1344.487253][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.487299][ T32] r7:ddde2d40 r6:83018200 r5:857b5b8c r4:8559bb00 [ 1344.487322][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.487367][ T32] r10:61c88647 r9:857de000 r8:8559bb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.487391][ T32] r4:8559bb00 [ 1344.487410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.487478][ T32] r10:00000000 r9:8559bb00 r8:8027ed34 r7:ebccde60 r6:8559bb80 r5:857de000 [ 1344.487505][ T32] r4:00000001 [ 1344.487524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.487560][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1344.487586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.487613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.487639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.487666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.487712][ T32] r4:85594240 [ 1344.488123][ T32] INFO: task kworker/1:498:5572 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.508792][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.508916][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.508992][ T32] Call trace: [ 1344.509028][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.509084][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.509134][ T32] r4:00000000 [ 1344.509159][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.509199][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.509232][ T32] 9d20: 80d51000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.509262][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.509309][ T32] 9d60: 800b0013 ffffffff [ 1344.509361][ T32] r5:800b0013 r4:80239bd0 [ 1344.509407][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.509491][ T32] r4:82ac11e4 [ 1344.509550][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.509626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.509652][ T32] r4:e06b9dc0 [ 1344.509673][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.509746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.509797][ T32] r4:00000000 [ 1344.509844][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.509945][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.509978][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.510021][ T32] r5:00001000 r4:dfacd000 [ 1344.510076][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.510121][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.510164][ T32] r5:8501378c r4:85013400 [ 1344.510184][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.510256][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.510280][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.510325][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.510357][ T32] r4:847da200 [ 1344.510380][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.510424][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.510495][ T32] r4:00000001 [ 1344.510519][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.510578][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.510608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.510641][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.510670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.510723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1344.510802][ T32] INFO: task kworker/1:499:5576 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.511271][ T32] r5:857e0000 r4:829187f0 [ 1344.511321][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.511519][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 ** 5 printk messages dropped ** [ 1344.511700][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.511780][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1344.511838][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.511874][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.511935][ T32] r5:857b6f8c r4:857b6c00 [ 1344.511959][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.512021][ T32] r7:ddde2d40 r6:83018200 r5:857b6f8c r4:8559bc00 [ 1344.512045][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.512113][ T32] r10:61c88647 r9:857e0000 r8:8559bc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.512148][ T32] r4:8559bc00 [ 1344.512170][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.512212][ T32] r10:00000000 r9:8559bc00 r8:8027ed34 r7:eba69e60 r6:8559bc80 r5:857e0000 [ 1344.512281][ T32] r4:00000001 [ 1344.512332][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.512370][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1344.512396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.512425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.512450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.512478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.512512][ T32] r4:85594a00 [ 1344.513005][ T32] INFO: task kworker/1:499:5576 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.513041][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.513110][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.513159][ T32] Call trace: [ 1344.513216][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.513263][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.513286][ T32] r4:00000000 [ 1344.513306][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.513368][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.513403][ T32] 9d20: 80d51000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.513435][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.513483][ T32] 9d60: 800b0013 ffffffff [ 1344.513509][ T32] r5:800b0013 r4:80239bd0 [ 1344.513532][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.513584][ T32] r4:82ac11e4 [ 1344.513608][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.513655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.513678][ T32] r4:e06b9dc0 [ 1344.513698][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.513741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.513763][ T32] r4:00000000 [ 1344.513781][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.513824][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.513926][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.513974][ T32] r5:00001000 r4:dfacd000 ** 2 printk messages dropped ** [ 1344.514124][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1344.514531][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 1 printk messages dropped ** [ 1344.514572][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.514607][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.514632][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.514659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.514685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.514743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.514771][ T32] r4:847ccb40 [ 1344.514791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.514869][ T32] INFO: task kworker/0:722:5577 blocked for more than 471 seconds. [ 1344.514902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.514966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.515095][ T32] task:kworker/0:722 state:D stack:0 pid:5577 tgid:5577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.515237][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.515286][ T32] Call trace: [ 1344.515316][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.515361][ T32] r10:829187f4 r9:ebce9d84 r8:00000002 r7:60000013 r6:ebce9d8c r5:8574ec00 [ 1344.515431][ T32] r4:8574ec00 [ 1344.515512][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.515581][ T32] r5:8574ec00 r4:829187f0 [ 1344.515626][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.515669][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.515714][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 [ 1344.515759][ T32] r4:00000000 [ 1344.515782][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.515819][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.515856][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.515896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85591c00 [ 1344.515917][ T32] r4:00000000 [ 1344.515945][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.515987][ T32] r9:83018005 r8:8574ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1344.516009][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.516050][ T32] r5:00001000 r4:eb993000 [ 1344.516069][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.516107][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.516147][ T32] r5:8577038c r4:85770000 [ 1344.516166][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.516514][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.516697][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.517256][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.517747][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1344.518008][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1344.533068][ T32] r5:00001000 r4:dfacd000 ** 5 printk messages dropped ** [ 1344.533412][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.533811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.534235][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.534578][ T32] r5:8574a400 r4:829187f0 ** 1 printk messages dropped ** [ 1344.534648][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.535192][ T32] r5:00001000 r4:eb0b7000 ** 4 printk messages dropped ** [ 1344.535459][ T32] r7:ddde2d40 r6:83018200 r5:857b5f8c r4:8559bd00 ** 10 printk messages dropped ** [ 1344.535993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1344.537182][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1344.537675][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1344.537808][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.557873][ T32] r5:8501378c r4:85013400 [ 1344.557978][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.558080][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.558227][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.558655][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.558687][ T32] r4:847da200 [ 1344.558709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.558768][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.558792][ T32] r4:00000001 [ 1344.558811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.558853][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.558992][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.559035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.559062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.559102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.559150][ T32] r4:847ccb40 [ 1344.559218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.559272][ T32] INFO: task kworker/1:501:5581 blocked for more than 471 seconds. [ 1344.559333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.559372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.559444][ T32] task:kworker/1:501 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.559507][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.559602][ T32] Call trace: [ 1344.559667][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.559718][ T32] r10:829187f4 r9:ebad9d84 r8:00000002 r7:60000113 r6:ebad9d8c r5:85748000 [ 1344.559787][ T32] r4:85748000 [ 1344.559811][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.559875][ T32] r5:85748000 r4:829187f0 [ 1344.559900][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.559947][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.559992][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 [ 1344.560014][ T32] r4:00000000 [ 1344.560033][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.560069][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.560108][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.560149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85594f40 [ 1344.560171][ T32] r4:00000000 [ 1344.560190][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.560260][ T32] r9:83018205 r8:85748000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1344.560292][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.560334][ T32] r5:00001000 r4:eb121000 [ 1344.560356][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.560394][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.560435][ T32] r5:857b638c r4:857b6000 [ 1344.560456][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.560501][ T32] r7:ddde2d40 r6:83018200 r5:857b638c r4:8559bd80 [ 1344.560521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.560692][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1344.561656][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1344.562027][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1344.562236][ T32] r4:e06b9dc0 [ 1344.562257][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1344.562462][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1344.562958][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1344.563132][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.563407][ T32] task:kworker/1:502 state:D stack:0 pid:5582 tgid:5582 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.563724][ T32] r5:8574e000 r4:829187f0 ** 2 printk messages dropped ** [ 1344.563842][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 ** 4 printk messages dropped ** [ 1344.564118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855def80 ** 6 printk messages dropped ** [ 1344.564407][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.564473][ T32] r5:857b678c r4:857b6400 [ 1344.564496][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.564539][ T32] r7:ddde2d40 r6:83018200 r5:857b678c r4:8559be00 [ 1344.564559][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.564602][ T32] r10:61c88647 r9:8574e000 r8:8559be2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.564627][ T32] r4:8559be00 [ 1344.564671][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.564719][ T32] r10:00000000 r9:8559be00 r8:8027ed34 r7:ebaa1e60 r6:85601600 r5:8574e000 [ 1344.564795][ T32] r4:00000001 [ 1344.564818][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.564883][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1344.564976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.565034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.565064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.565092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.565114][ T32] r4:85594b40 [ 1344.565410][ T32] INFO: task kworker/1:502:5582 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.565468][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.565535][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.565618][ T32] Call trace: [ 1344.565679][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.565760][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.565795][ T32] r4:00000000 [ 1344.565815][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.565892][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.565953][ T32] 9d20: 81167000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.565993][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.566040][ T32] 9d60: 800b0013 ffffffff [ 1344.566068][ T32] r5:800b0013 r4:80239bd0 [ 1344.566088][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.566129][ T32] r4:82ac11e4 [ 1344.566173][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.566219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.566241][ T32] r4:e06b9dc0 [ 1344.566265][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.566307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.566352][ T32] r4:00000000 [ 1344.566375][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.566445][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.566477][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.566520][ T32] r5:00001000 r4:dfacd000 [ 1344.566539][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.566576][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.566616][ T32] r5:8501378c r4:85013400 [ 1344.566658][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.566708][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.566728][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.566795][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.566821][ T32] r4:847da200 [ 1344.566842][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.566885][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.566907][ T32] r4:00000001 [ 1344.567056][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.567170][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.567206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.567234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.567436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1344.567882][ T32] r4:856de000 ** 1 printk messages dropped ** [ 1344.567953][ T32] r5:856de000 r4:829187f0 [ 1344.567974][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.587957][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.588927][ T32] r7:ddde2d40 r6:83018200 r5:857b6b8c r4:8559be80 ** 14 printk messages dropped ** [ 1344.590165][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.590841][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1344.591177][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1344.591524][ T32] r5:00001000 r4:dfacd000 [ 1344.591545][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.591583][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.591626][ T32] r5:8501378c r4:85013400 [ 1344.591645][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.591713][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.591763][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.591815][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.591848][ T32] r4:847da200 [ 1344.591898][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.592007][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.592058][ T32] r4:00000001 [ 1344.592082][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.592118][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.592144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.592171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.592197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.592226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.592273][ T32] r4:847ccb40 [ 1344.592333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.592374][ T32] INFO: task kworker/1:504:5587 blocked for more than 471 seconds. [ 1344.592407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.592432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.592472][ T32] task:kworker/1:504 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.592541][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.592583][ T32] Call trace: [ 1344.592612][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.592680][ T32] r10:829187f4 r9:ebb15d84 r8:00000002 r7:60000013 r6:ebb15d8c r5:856e8000 [ 1344.592707][ T32] r4:856e8000 [ 1344.592726][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.592767][ T32] r5:856e8000 r4:829187f0 [ 1344.592798][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.592931][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.593062][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1344.593089][ T32] r4:00000000 [ 1344.593109][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.593147][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.593227][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.593273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592300 [ 1344.593295][ T32] r4:00000000 [ 1344.593314][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.593355][ T32] r9:83018205 r8:856e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.593397][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.593442][ T32] r5:00001000 r4:eb60b000 [ 1344.593462][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1344.593686][ T32] r4:8559bf00 ** 4 printk messages dropped ** [ 1344.593821][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) ** 6 printk messages dropped ** [ 1344.594402][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.594900][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1344.595077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 8 printk messages dropped ** [ 1344.595364][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.595672][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 10 printk messages dropped ** [ 1344.596130][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.596544][ T32] r4:856e9800 ** 1 printk messages dropped ** [ 1344.596623][ T32] r5:856e9800 r4:829187f0 ** 8 printk messages dropped ** [ 1344.596951][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.597143][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.597336][ T32] r7:ddde2d40 r6:83018200 r5:857b7f8c r4:8559bf80 ** 2 printk messages dropped ** [ 1344.597423][ T32] r4:8559bf80 [ 1344.597465][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.597511][ T32] r10:00000000 r9:8559bf80 r8:8027ed34 r7:ebb15e60 r6:85601780 r5:856e9800 [ 1344.597574][ T32] r4:00000001 [ 1344.597602][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.597660][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1344.597689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.597719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.597793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.597848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.597959][ T32] r4:85592100 [ 1344.633105][ T32] INFO: task kworker/1:505:5589 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.633235][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.633312][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.633376][ T32] Call trace: [ 1344.633410][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.633465][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.633491][ T32] r4:00000000 [ 1344.633513][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.633553][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.633583][ T32] 9d20: 81c2d000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.633612][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.633660][ T32] 9d60: 800b0013 ffffffff [ 1344.633689][ T32] r5:800b0013 r4:80239bd0 [ 1344.633710][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.633908][ T32] r4:82ac11e4 [ 1344.633939][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.634057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.634083][ T32] r4:e06b9dc0 [ 1344.634104][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.634147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.634169][ T32] r4:00000000 [ 1344.634188][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.634234][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.634279][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.634325][ T32] r5:00001000 r4:dfacd000 [ 1344.634357][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.634424][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.634471][ T32] r5:8501378c r4:85013400 [ 1344.634514][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.634567][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.634588][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.634632][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.634654][ T32] r4:847da200 [ 1344.634697][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.634747][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.634769][ T32] r4:00000001 [ 1344.634789][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.634823][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.634871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.634944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.634980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.635020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.635045][ T32] r4:847ccb40 [ 1344.635069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.635097][ T32] INFO: task kworker/1:506:5590 blocked for more than 471 seconds. [ 1344.635148][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.635178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.635211][ T32] task:kworker/1:506 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.635261][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.635315][ T32] Call trace: [ 1344.635358][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.635408][ T32] r10:829187f4 r9:eba79d84 r8:00000002 r7:60000113 r6:eba79d8c r5:857e0c00 [ 1344.635432][ T32] r4:857e0c00 [ 1344.635451][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.635490][ T32] r5:857e0c00 r4:829187f0 [ 1344.635510][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.635548][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.635592][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 1344.635613][ T32] r4:00000000 [ 1344.635673][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.635728][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.635767][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.635806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592440 [ 1344.635827][ T32] r4:00000000 [ 1344.635864][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.635911][ T32] r9:83018205 r8:857e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1344.635939][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.635983][ T32] r5:00001000 r4:eb661000 [ 1344.636024][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.636068][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.636109][ T32] r5:857b778c r4:857b7400 [ 1344.636129][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.636187][ T32] r7:ddde2d40 r6:83018200 r5:857b778c r4:85586000 [ 1344.636211][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.636256][ T32] r10:61c88647 r9:857e0c00 r8:8558602c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1344.636532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.637271][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1344.637650][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1344.637847][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1344.651502][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1344.651824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1344.652623][ T32] r5:857e2400 r4:829187f0 [ 1344.652667][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.652781][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.652865][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1344.652911][ T32] r4:00000000 [ 1344.652962][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.653004][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.653067][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.653113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855925c0 [ 1344.653137][ T32] r4:00000000 [ 1344.653207][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.653258][ T32] r9:83018205 r8:857e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1344.653281][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.653323][ T32] r5:00001000 r4:eb6d5000 [ 1344.653359][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.653403][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.653444][ T32] r5:857b7b8c r4:857b7800 [ 1344.653531][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.653587][ T32] r7:ddde2d40 r6:83018200 r5:857b7b8c r4:85586100 [ 1344.653608][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.653654][ T32] r10:61c88647 r9:857e2400 r8:8558612c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.653701][ T32] r4:85586100 [ 1344.653732][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.653775][ T32] r10:00000000 r9:85586100 r8:8027ed34 r7:ebb39e60 r6:85586180 r5:857e2400 [ 1344.653797][ T32] r4:00000001 [ 1344.653815][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.653871][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) [ 1344.653902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.653937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.653989][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.654022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.654068][ T32] r4:855922c0 [ 1344.654600][ T32] INFO: task kworker/1:507:5593 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.654640][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.654885][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 5 printk messages dropped ** [ 1344.655198][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1344.655526][ T32] r4:e06b9dc0 [ 1344.655547][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1344.655732][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 5 printk messages dropped ** [ 1344.655991][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.656592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.656970][ T32] task:kworker/1:508 state:D stack:0 pid:5595 tgid:5595 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.657238][ T32] r5:857e3000 r4:829187f0 [ 1344.657257][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.657295][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.657411][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.657474][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1344.657677][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.657874][ T32] r7:ddde2d40 r6:83018200 r5:857b838c r4:85586200 ** 4 printk messages dropped ** [ 1344.658176][ T32] r10:00000000 r9:85586200 r8:8027ed34 r7:ebb39e60 r6:85586280 r5:857e3000 ** 5 printk messages dropped ** [ 1344.678990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.679737][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.680199][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.680224][ T32] r4:00000000 [ 1344.680244][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.680307][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.680342][ T32] 9d20: 822a6000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.680371][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.680395][ T32] 9d60: 800b0013 ffffffff [ 1344.680428][ T32] r5:800b0013 r4:80239bd0 [ 1344.680452][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.680495][ T32] r4:82ac11e4 [ 1344.680515][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.680580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.680606][ T32] r4:e06b9dc0 [ 1344.680663][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.680840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.680868][ T32] r4:00000000 [ 1344.680889][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.680940][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.681010][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.681059][ T32] r5:00001000 r4:dfacd000 [ 1344.681090][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.681157][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.681205][ T32] r5:8501378c r4:85013400 [ 1344.681225][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.681295][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.681320][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.681474][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.681670][ T32] r4:847da200 [ 1344.681694][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.681739][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.681761][ T32] r4:00000001 [ 1344.681780][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.681814][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.681839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.681878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.681934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.681967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.682015][ T32] r4:847ccb40 [ 1344.682043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.682087][ T32] INFO: task kworker/1:509:5598 blocked for more than 471 seconds. [ 1344.682123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.682147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.682167][ T32] task:kworker/1:509 state:D stack:0 pid:5598 tgid:5598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.682213][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.682253][ T32] Call trace: [ 1344.682284][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.682342][ T32] r10:829187f4 r9:ebb5dd84 r8:00000002 r7:60000113 r6:ebb5dd8c r5:857e3c00 [ 1344.682368][ T32] r4:857e3c00 [ 1344.682387][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.682455][ T32] r5:857e3c00 r4:829187f0 [ 1344.682481][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.682521][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.682613][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 [ 1344.682639][ T32] r4:00000000 [ 1344.682658][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.682760][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.682800][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.682954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592b80 [ 1344.682984][ T32] r4:00000000 [ 1344.683003][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.683070][ T32] r9:83018205 r8:857e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1344.683097][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.683188][ T32] r5:00001000 r4:eb82b000 [ 1344.683212][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.683280][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.683325][ T32] r5:857b8b8c r4:857b8800 [ 1344.683344][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.683456][ T32] r7:ddde2d40 r6:83018200 r5:857b8b8c r4:85586300 ** 5 printk messages dropped ** [ 1344.683870][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1344.684471][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1344.685598][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 10 printk messages dropped ** [ 1344.686001][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1344.686290][ T32] INFO: task kworker/1:510:5599 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.687152][ T32] r5:857e4800 r4:829187f0 [ 1344.687177][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.687380][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1344.687743][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1344.722812][ T32] INFO: task kworker/1:510:5599 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 4 printk messages dropped ** [ 1344.723134][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.723429][ T32] r4:00000000 [ 1344.723454][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.723568][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.723672][ T32] 9d20: 829b5000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.723757][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.723785][ T32] 9d60: 800b0013 ffffffff [ 1344.723932][ T32] r5:800b0013 r4:80239bd0 [ 1344.723958][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.724019][ T32] r4:82ac11e4 [ 1344.724053][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.724098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.724240][ T32] r4:e06b9dc0 [ 1344.724270][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.724414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.724442][ T32] r4:00000000 [ 1344.724462][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.724507][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.724573][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.724815][ T32] r5:00001000 r4:dfacd000 [ 1344.724840][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.724934][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.724982][ T32] r5:8501378c r4:85013400 [ 1344.725028][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.725079][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.725101][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.725145][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.725240][ T32] r4:847da200 [ 1344.725265][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.725337][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.725577][ T32] r4:00000001 [ 1344.725601][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.725636][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.725662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.725690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.725755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.725812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.725837][ T32] r4:847ccb40 [ 1344.725858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.725985][ T32] INFO: task kworker/1:511:5602 blocked for more than 471 seconds. [ 1344.726050][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.726082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.726151][ T32] task:kworker/1:511 state:D stack:0 pid:5602 tgid:5602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.726202][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.726267][ T32] Call trace: [ 1344.726330][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.726376][ T32] r10:829187f4 r9:ebb79d84 r8:00000002 r7:60000013 r6:ebb79d8c r5:857e5400 [ 1344.726398][ T32] r4:857e5400 [ 1344.726436][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.726527][ T32] r5:857e5400 r4:829187f0 [ 1344.726551][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.726654][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.726703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1344.726728][ T32] r4:00000000 [ 1344.726784][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.726834][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.726894][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.726965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85576040 ** 8 printk messages dropped ** [ 1344.727354][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1344.735977][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 18 printk messages dropped ** [ 1344.736589][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1344.737009][ T32] r4:847da200 ** 7 printk messages dropped ** [ 1344.737359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.737633][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.737700][ T32] Call trace: [ 1344.737819][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.737912][ T32] r10:829187f4 r9:ebb89d84 r8:00000002 r7:60000113 r6:ebb89d8c r5:857e6000 [ 1344.737943][ T32] r4:857e6000 [ 1344.737964][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.738004][ T32] r5:857e6000 r4:829187f0 [ 1344.738023][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.738062][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.738168][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb89e08 [ 1344.748724][ T32] r4:00000000 [ 1344.748910][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.748983][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.749026][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.749069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592cc0 [ 1344.749206][ T32] r4:00000000 [ 1344.749232][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.749281][ T32] r9:83018205 r8:857e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.749303][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.749371][ T32] r5:00001000 r4:eb845000 [ 1344.749419][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.749463][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.749506][ T32] r5:857b8f8c r4:857b8c00 [ 1344.749526][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.749572][ T32] r7:ddde2d40 r6:83018200 r5:857b8f8c r4:85586600 [ 1344.749593][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.749637][ T32] r10:61c88647 r9:857e6000 r8:8558662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.749659][ T32] r4:85586600 [ 1344.749690][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.749739][ T32] r10:00000000 r9:85586600 r8:8027ed34 r7:ebb79e60 r6:85586680 r5:857e6000 [ 1344.749762][ T32] r4:00000001 [ 1344.749780][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.749867][ T32] Exception stack(0xebb89fb0 to 0xebb89ff8) [ 1344.750021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.750054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.750101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.750133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.750157][ T32] r4:85592b40 [ 1344.750637][ T32] INFO: task kworker/1:512:5603 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.750675][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.750779][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.750828][ T32] Call trace: [ 1344.750859][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.750912][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.750968][ T32] r4:00000000 [ 1344.751004][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.751049][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.751080][ T32] 9d20: 82b97000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.751108][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.751132][ T32] 9d60: 800b0013 ffffffff [ 1344.751180][ T32] r5:800b0013 r4:80239bd0 [ 1344.751204][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.751247][ T32] r4:82ac11e4 [ 1344.751291][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.751338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.751384][ T32] r4:e06b9dc0 [ 1344.751417][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.751461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.751507][ T32] r4:00000000 [ 1344.751637][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.751688][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.751711][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.751752][ T32] r5:00001000 r4:dfacd000 [ 1344.751772][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.751810][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.751874][ T32] r5:8501378c r4:85013400 [ 1344.751897][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.751953][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.752012][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.752063][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.752086][ T32] r4:847da200 [ 1344.752105][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.752148][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.752169][ T32] r4:00000001 [ 1344.752199][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.752238][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.752287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.752323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.752363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.752469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.752495][ T32] r4:847ccb40 [ 1344.752546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.752638][ T32] INFO: task kworker/1:513:5606 blocked for more than 471 seconds. [ 1344.752675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.752701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.752721][ T32] task:kworker/1:513 state:D stack:0 pid:5606 tgid:5606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.752766][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.752859][ T32] Call trace: [ 1344.752936][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.753042][ T32] r10:829187f4 r9:ebcf9d84 r8:00000002 r7:60000113 r6:ebcf9d8c r5:857e6c00 [ 1344.753092][ T32] r4:857e6c00 [ 1344.753116][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.753155][ T32] r5:857e6c00 r4:829187f0 [ 1344.753175][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.753212][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.753256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e08 [ 1344.753277][ T32] r4:00000000 [ 1344.753296][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.753333][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.753369][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.753409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592e80 [ 1344.753431][ T32] r4:00000000 [ 1344.753475][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.753534][ T32] r9:83018205 r8:857e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1344.753559][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.753600][ T32] r5:00001000 r4:eb8ad000 [ 1344.753620][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.753691][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.753750][ T32] r5:857b938c r4:857b9000 [ 1344.753772][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.753818][ T32] r7:ddde2d40 r6:83018200 r5:857b938c r4:85586700 [ 1344.753838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.753908][ T32] r10:61c88647 r9:857e6c00 r8:8558672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.753935][ T32] r4:85586700 [ 1344.753955][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.754033][ T32] r10:00000000 r9:85586700 r8:8027ed34 r7:ebb79e60 r6:85586780 r5:857e6c00 [ 1344.754058][ T32] r4:00000001 [ 1344.754077][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.754111][ T32] Exception stack(0xebcf9fb0 to 0xebcf9ff8) [ 1344.754136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.754163][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.754288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.754320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.754369][ T32] r4:85592d00 [ 1344.754673][ T32] INFO: task kworker/1:513:5606 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.754705][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.754912][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.754984][ T32] Call trace: [ 1344.755014][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.755061][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.755110][ T32] r4:00000000 [ 1344.755134][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.755215][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 3 printk messages dropped ** [ 1344.755460][ T32] r5:800b0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1344.755728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 7 printk messages dropped ** [ 1344.756118][ T32] r5:8501378c r4:85013400 ** 2 printk messages dropped ** [ 1344.756275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1344.756516][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1344.756679][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.756834][ T32] INFO: task kworker/1:514:5607 blocked for more than 471 seconds. ** 5 printk messages dropped ** [ 1344.757121][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.757269][ T32] r5:857e1800 r4:829187f0 [ 1344.757341][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.757521][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec505e08 ** 2 printk messages dropped ** [ 1344.757603][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1344.757894][ T32] r9:83018205 r8:857e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1344.781056][ T32] r5:857b978c r4:857b9400 ** 1 printk messages dropped ** [ 1344.781188][ T32] r7:ddde2d40 r6:83018200 r5:857b978c r4:85586800 ** 2 printk messages dropped ** [ 1344.781302][ T32] r4:85586800 ** 2 printk messages dropped ** [ 1344.781447][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.781561][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.781682][ T32] r4:85592e40 [ 1344.782169][ T32] INFO: task kworker/1:514:5607 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.782207][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.782382][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.782494][ T32] Call trace: [ 1344.782753][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.782816][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.782841][ T32] r4:00000000 [ 1344.782875][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.782945][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.782979][ T32] 9d20: 82e3f000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.783010][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.783034][ T32] 9d60: 800b0013 ffffffff [ 1344.783058][ T32] r5:800b0013 r4:80239bd0 [ 1344.783079][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.783122][ T32] r4:82ac11e4 [ 1344.783155][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.783204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.783228][ T32] r4:e06b9dc0 [ 1344.783249][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.783290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.783313][ T32] r4:00000000 [ 1344.783425][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.783476][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.783555][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.783603][ T32] r5:00001000 r4:dfacd000 [ 1344.783624][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.783687][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.783734][ T32] r5:8501378c r4:85013400 [ 1344.783756][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.783909][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 1 printk messages dropped ** [ 1344.783984][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1344.784878][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1344.785107][ T32] task:kworker/1:515 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.785701][ T32] r5:857dec00 r4:829187f0 ** 1 printk messages dropped ** [ 1344.785848][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.786496][ T32] r5:00001000 r4:eb9eb000 ** 4 printk messages dropped ** [ 1344.786688][ T32] r7:ddde2d40 r6:83018200 r5:857ba38c r4:85586900 ** 8 printk messages dropped ** [ 1344.787075][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.787825][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.807947][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1344.808671][ T32] r4:e06b9dc0 ** 9 printk messages dropped ** [ 1344.809149][ T32] r5:8501378c r4:85013400 ** 3 printk messages dropped ** [ 1344.809344][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1344.809710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.809733][ T32] r4:847ccb40 [ 1344.809756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.809824][ T32] INFO: task kworker/1:516:5611 blocked for more than 471 seconds. [ 1344.809890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.809927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.809952][ T32] task:kworker/1:516 state:D stack:0 pid:5611 tgid:5611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.810208][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.810452][ T32] Call trace: [ 1344.810517][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.810570][ T32] r10:829187f4 r9:ec511d84 r8:00000002 r7:60000113 r6:ec511d8c r5:857e8c00 [ 1344.810595][ T32] r4:857e8c00 [ 1344.810639][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.810700][ T32] r5:857e8c00 r4:829187f0 [ 1344.810726][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.810767][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.810813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec511e08 [ 1344.810851][ T32] r4:00000000 [ 1344.810876][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.810964][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.811026][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.811085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855766c0 [ 1344.811142][ T32] r4:00000000 [ 1344.811181][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.811234][ T32] r9:83018205 r8:857e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.811260][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.811317][ T32] r5:00001000 r4:eb9cd000 [ 1344.811364][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.811429][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.811475][ T32] r5:857b9f8c r4:857b9c00 [ 1344.811496][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.811540][ T32] r7:ddde2d40 r6:83018200 r5:857b9f8c r4:85586a00 [ 1344.811574][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.811623][ T32] r10:61c88647 r9:857e8c00 r8:85586a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.811704][ T32] r4:85586a00 [ 1344.811729][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.811778][ T32] r10:00000000 r9:85586a00 r8:8027ed34 r7:ebaf1e60 r6:85586a80 r5:857e8c00 [ 1344.811835][ T32] r4:00000001 [ 1344.811863][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1344.812115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.812770][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.813010][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.813062][ T32] Call trace: [ 1344.813347][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.813594][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.813624][ T32] r4:00000000 [ 1344.813645][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.813683][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.813728][ T32] 9d20: 831db000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.813785][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.813813][ T32] 9d60: 800b0013 ffffffff [ 1344.813836][ T32] r5:800b0013 r4:80239bd0 [ 1344.813917][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.813962][ T32] r4:82ac11e4 [ 1344.814045][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.814090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.814112][ T32] r4:e06b9dc0 [ 1344.814181][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.814227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.814249][ T32] r4:00000000 [ 1344.814267][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.814336][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.814361][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.814431][ T32] r5:00001000 r4:dfacd000 [ 1344.814519][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.814567][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.814616][ T32] r5:8501378c r4:85013400 [ 1344.814636][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.814684][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.814705][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.814772][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.814893][ T32] r4:847da200 [ 1344.814971][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.815021][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.815068][ T32] r4:00000001 [ 1344.815093][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.815128][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.815154][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.815185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.815210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.815237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.815260][ T32] r4:847ccb40 [ 1344.815280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.815332][ T32] INFO: task kworker/0:723:5612 blocked for more than 471 seconds. [ 1344.815378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.815406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.815439][ T32] task:kworker/0:723 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.815488][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.815537][ T32] Call trace: [ 1344.815567][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.815611][ T32] r10:829187f4 r9:ec519d84 r8:00000002 r7:60000113 r6:ec519d8c r5:857ea400 ** 2 printk messages dropped ** [ 1344.815692][ T32] r5:857ea400 r4:829187f0 [ 1344.815711][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.815777][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.815851][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec519e08 [ 1344.815901][ T32] r4:00000000 [ 1344.815975][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1344.816094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855142c0 ** 4 printk messages dropped ** [ 1344.816286][ T32] r5:00001000 r4:ec619000 ** 3 printk messages dropped ** [ 1344.816399][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.816668][ T32] r10:00000000 r9:85601800 r8:8027ed34 r7:eba35e60 r6:85586b00 r5:857ea400 ** 10 printk messages dropped ** [ 1344.817410][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.817840][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.818038][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.852253][ T32] r5:00001000 r4:dfacd000 [ 1344.852277][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.852350][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.852399][ T32] r5:8501378c r4:85013400 [ 1344.852436][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.852487][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.852578][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.852628][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.852650][ T32] r4:847da200 [ 1344.852692][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.852742][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.853032][ T32] r4:00000001 [ 1344.853057][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.853096][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.853183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.853215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.853241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.853269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.853290][ T32] r4:847ccb40 [ 1344.853314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.853343][ T32] INFO: task kworker/1:517:5615 blocked for more than 471 seconds. [ 1344.853376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.853400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.853421][ T32] task:kworker/1:517 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.853499][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.853546][ T32] Call trace: [ 1344.853579][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.853627][ T32] r10:829187f4 r9:ec51dd84 r8:00000002 r7:60000013 r6:ec51dd8c r5:857e9800 [ 1344.853649][ T32] r4:857e9800 [ 1344.853668][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.853734][ T32] r5:857e9800 r4:829187f0 [ 1344.853759][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.853799][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.853881][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.854044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85576ac0 ** 7 printk messages dropped ** [ 1344.854381][ T32] r5:857bab8c r4:857ba800 ** 3 printk messages dropped ** [ 1344.854591][ T32] r10:61c88647 r9:857e9800 r8:85586bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1344.855772][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1344.856445][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.856496][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.856696][ T32] 9d20: 838b8000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.856780][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.856829][ T32] 9d60: 800b0013 ffffffff [ 1344.856857][ T32] r5:800b0013 r4:80239bd0 [ 1344.856879][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.856983][ T32] r4:82ac11e4 [ 1344.857215][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.857338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.857444][ T32] r4:e06b9dc0 [ 1344.857467][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.857510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.857533][ T32] r4:00000000 [ 1344.857554][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.857605][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.857628][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.857669][ T32] r5:00001000 r4:dfacd000 [ 1344.857688][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.857822][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.857873][ T32] r5:8501378c r4:85013400 [ 1344.857893][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.858314][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.869275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.869372][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.869397][ T32] r4:847da200 [ 1344.869418][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.869464][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.869502][ T32] r4:00000001 [ 1344.869574][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.869621][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.869653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.869682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.869708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.869855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.869894][ T32] r4:847ccb40 [ 1344.869925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.869958][ T32] INFO: task kworker/0:724:5617 blocked for more than 471 seconds. [ 1344.869992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.870081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.870146][ T32] task:kworker/0:724 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.870282][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.870522][ T32] Call trace: [ 1344.870628][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.870747][ T32] r10:829187f4 r9:ec521d84 r8:00000002 r7:60000113 r6:ec521d8c r5:857e8000 [ 1344.870829][ T32] r4:857e8000 [ 1344.870883][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.870975][ T32] r5:857e8000 r4:829187f0 [ 1344.871002][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.871044][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.871088][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec521e08 [ 1344.871139][ T32] r4:00000000 [ 1344.871184][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.871250][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.871293][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.871334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85572100 [ 1344.871358][ T32] r4:00000000 [ 1344.871403][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.871503][ T32] r9:83018005 r8:857e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1344.871536][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.871628][ T32] r5:00001000 r4:eba7b000 [ 1344.871654][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.871693][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.871734][ T32] r5:85770b8c r4:85770800 [ 1344.871753][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.871797][ T32] r7:dddced40 r6:83018000 r5:85770b8c r4:85601880 ** 1 printk messages dropped ** [ 1344.871859][ T32] r10:61c88647 r9:857e8000 r8:856018ac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1344.872080][ T32] Exception stack(0xec521fb0 to 0xec521ff8) ** 2 printk messages dropped ** [ 1344.872192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.872873][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.873059][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.873110][ T32] r4:00000000 [ 1344.873150][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.873196][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.873237][ T32] 9d20: 83a00000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.873269][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.873292][ T32] 9d60: 800b0013 ffffffff [ 1344.873315][ T32] r5:800b0013 r4:80239bd0 [ 1344.873335][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.873375][ T32] r4:82ac11e4 [ 1344.873393][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.873433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1344.873456][ T32] r4:e06b9dc0 [ 1344.873475][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.873613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1344.873724][ T32] r4:00000000 [ 1344.873803][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.873903][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.873934][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.874076][ T32] r5:00001000 r4:dfacd000 [ 1344.874109][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.874148][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.874240][ T32] r5:8501378c r4:85013400 [ 1344.874265][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.874311][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1344.874332][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.874404][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.874463][ T32] r4:847da200 [ 1344.874494][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.874541][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1344.874563][ T32] r4:00000001 [ 1344.874582][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.874616][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1344.874667][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.874773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.874833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.874887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.874924][ T32] r4:847ccb40 [ 1344.875094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.875159][ T32] INFO: task kworker/1:518:5618 blocked for more than 471 seconds. [ 1344.875217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.875265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.875290][ T32] task:kworker/1:518 state:D stack:0 pid:5618 tgid:5618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.875362][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.875410][ T32] Call trace: [ 1344.875465][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.875559][ T32] r10:829187f4 r9:ec525d84 r8:00000002 r7:60000113 r6:ec525d8c r5:857ebc00 [ 1344.875590][ T32] r4:857ebc00 [ 1344.875612][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.875677][ T32] r5:857ebc00 r4:829187f0 [ 1344.875706][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.875784][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.875839][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec525e08 [ 1344.875863][ T32] r4:00000000 [ 1344.875881][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.875922][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.875982][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.876026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85576f80 [ 1344.876075][ T32] r4:00000000 [ 1344.876247][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.876619][ T32] r9:83018205 r8:857ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1344.876739][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.876797][ T32] r5:00001000 r4:ebaab000 [ 1344.876838][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.876882][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.876930][ T32] r5:857ba78c r4:857ba400 [ 1344.876949][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.877043][ T32] r7:ddde2d40 r6:83018200 r5:857ba78c r4:85586d00 [ 1344.877067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.877112][ T32] r10:61c88647 r9:857ebc00 r8:85586d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.877136][ T32] r4:85586d00 [ 1344.877155][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.877197][ T32] r10:00000000 r9:85586d00 r8:8027ed34 r7:ec51de60 r6:85586d80 r5:857ebc00 [ 1344.877220][ T32] r4:00000001 [ 1344.877239][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.877273][ T32] Exception stack(0xec525fb0 to 0xec525ff8) [ 1344.877298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.877339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.877840][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1344.904376][ T32] r4:e06b9dc0 ** 8 printk messages dropped ** [ 1344.904808][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1344.905300][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.905741][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.906123][ T32] r5:857ee000 r4:829187f0 [ 1344.906142][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.906295][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.906511][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec535e08 [ 1344.906538][ T32] r4:00000000 [ 1344.906757][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.906799][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.906835][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.906874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855722c0 [ 1344.906896][ T32] r4:00000000 [ 1344.906965][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.907030][ T32] r9:83018005 r8:857ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1344.907053][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.908080][ T32] r5:00001000 r4:eba97000 [ 1344.908154][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.920610][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.920702][ T32] r5:85770f8c r4:85770c00 [ 1344.920801][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.920873][ T32] r7:dddced40 r6:83018000 r5:85770f8c r4:85601900 [ 1344.920899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.920980][ T32] r10:61c88647 r9:857ee000 r8:8560192c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.921015][ T32] r4:85601900 [ 1344.921035][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.921106][ T32] r10:00000000 r9:85601900 r8:8027ed34 r7:ec519e60 r6:85586f00 r5:857ee000 [ 1344.921133][ T32] r4:00000001 [ 1344.921155][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.921191][ T32] Exception stack(0xec535fb0 to 0xec535ff8) [ 1344.921225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.921289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.921335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.921440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.921491][ T32] r4:85572040 [ 1344.922404][ T32] INFO: task kworker/0:725:5620 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.922472][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.922873][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.923127][ T32] Call trace: [ 1344.923324][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.923386][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.923424][ T32] r4:00000000 [ 1344.923448][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.923514][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.923548][ T32] 9d20: 83fa8000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.923576][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.923599][ T32] 9d60: 800b0013 ffffffff [ 1344.923648][ T32] r5:800b0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1344.923835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 10 printk messages dropped ** [ 1344.924333][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1344.924708][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1344.925180][ T32] INFO: task kworker/0:726:5623 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.925663][ T32] r5:857eb000 r4:829187f0 [ 1344.925682][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.925720][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.925764][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec53de08 [ 1344.925786][ T32] r4:00000000 [ 1344.925805][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.925840][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1344.925875][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1344.925921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855721c0 [ 1344.925955][ T32] r4:00000000 [ 1344.926003][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.926052][ T32] r9:83018005 r8:857eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1344.926074][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.926114][ T32] r5:00001000 r4:eb4fd000 [ 1344.926133][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.926169][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.926308][ T32] r5:8577178c r4:85771400 [ 1344.926331][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.926374][ T32] r7:dddced40 r6:83018000 r5:8577178c r4:85601980 [ 1344.926394][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.926461][ T32] r10:61c88647 r9:857eb000 r8:856019ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.926496][ T32] r4:85601980 [ 1344.926540][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.926603][ T32] r10:00000000 r9:85601980 r8:8027ed34 r7:ec519e60 r6:85586f80 r5:857eb000 [ 1344.926628][ T32] r4:00000001 [ 1344.926649][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.926695][ T32] Exception stack(0xec53dfb0 to 0xec53dff8) [ 1344.926729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.926757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.926832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.926863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.926913][ T32] r4:85572140 [ 1344.927254][ T32] INFO: task kworker/0:726:5623 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.927315][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.927413][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.927716][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.928029][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1344.946701][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1344.947227][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1344.947730][ T32] r4:847ccb40 ** 7 printk messages dropped ** [ 1344.961520][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.961809][ T32] r5:857eec00 r4:829187f0 ** 5 printk messages dropped ** [ 1344.962028][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.962318][ T32] r5:00001000 r4:ebb45000 [ 1344.962361][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.962405][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.962448][ T32] r5:857bb78c r4:857bb400 [ 1344.962496][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.962547][ T32] r7:ddde2d40 r6:83018200 r5:857bb78c r4:8557e000 [ 1344.962594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.962643][ T32] r10:61c88647 r9:857eec00 r8:8557e02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.962664][ T32] r4:8557e000 [ 1344.962684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.962730][ T32] r10:00000000 r9:8557e000 r8:8027ed34 r7:ec51de60 r6:8557e080 r5:857eec00 [ 1344.962755][ T32] r4:00000001 [ 1344.962798][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.962918][ T32] Exception stack(0xec539fb0 to 0xec539ff8) [ 1344.963053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.963092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.963198][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.963238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.963260][ T32] r4:85576f40 [ 1344.963741][ T32] INFO: task kworker/1:519:5626 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.963803][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.963875][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.963933][ T32] Call trace: [ 1344.964005][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.964127][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.964155][ T32] r4:00000000 [ 1344.964175][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.964214][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.964268][ T32] 9d20: 84775000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.964303][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.964342][ T32] 9d60: 800b0013 ffffffff [ 1344.964368][ T32] r5:800b0013 r4:80239bd0 [ 1344.964389][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.964441][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1344.964523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 16 printk messages dropped ** [ 1344.965128][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1344.966210][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.966424][ T32] r5:857ec800 r4:829187f0 ** 3 printk messages dropped ** [ 1344.966688][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.966862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85576140 [ 1344.966983][ T32] r4:00000000 [ 1344.967042][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1344.967117][ T32] r9:83018205 r8:857ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1344.967142][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.967184][ T32] r5:00001000 r4:ebb17000 [ 1344.967205][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1344.967243][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.967283][ T32] r5:857baf8c r4:857bac00 [ 1344.967301][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.967343][ T32] r7:ddde2d40 r6:83018200 r5:857baf8c r4:8557e100 [ 1344.967387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.967437][ T32] r10:61c88647 r9:857ec800 r8:8557e12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.967460][ T32] r4:8557e100 [ 1344.967478][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.967522][ T32] r10:00000000 r9:8557e100 r8:8027ed34 r7:ec539e60 r6:8557e180 r5:857ec800 [ 1344.967544][ T32] r4:00000001 [ 1344.967563][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.967625][ T32] Exception stack(0xec509fb0 to 0xec509ff8) [ 1344.967656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.967685][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.967765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.967797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.967819][ T32] r4:85576f40 [ 1344.983090][ T32] INFO: task kworker/1:520:5628 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1344.983416][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.983745][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.984550][ T32] Call trace: [ 1344.984684][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.984742][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1344.984878][ T32] r4:00000000 [ 1344.984904][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.984989][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1344.985126][ T32] 9d20: 84775000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1344.985159][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1344.985182][ T32] 9d60: 800b0013 ffffffff [ 1344.985779][ T32] r5:800b0013 r4:80239bd0 [ 1344.986404][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.986454][ T32] r4:82ac11e4 [ 1344.986475][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.986517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 7 printk messages dropped ** [ 1344.986795][ T32] r5:00001000 r4:dfacd000 ** 4 printk messages dropped ** [ 1344.987035][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 9 printk messages dropped ** [ 1344.987774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.009450][ T32] task:kworker/1:521 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.009877][ T32] r5:857da400 r4:829187f0 [ 1345.010004][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.010123][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1345.010967][ T32] r5:857bb38c r4:857bb000 ** 9 printk messages dropped ** [ 1345.011444][ T32] Exception stack(0xec50dfb0 to 0xec50dff8) ** 1 printk messages dropped ** [ 1345.011639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.011674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.011720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.011747][ T32] r4:85585000 [ 1345.012231][ T32] INFO: task kworker/1:521:5630 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.012266][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.012330][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.012378][ T32] Call trace: [ 1345.012408][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.012504][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.012537][ T32] r4:00000000 [ 1345.012581][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.012625][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.012667][ T32] 9d20: 84d3a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.012699][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.012721][ T32] 9d60: 800b0013 ffffffff [ 1345.012743][ T32] r5:800b0013 r4:80239bd0 [ 1345.012764][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.012805][ T32] r4:82ac11e4 [ 1345.012824][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.012864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.012885][ T32] r4:e06b9dc0 [ 1345.012903][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.012951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.012973][ T32] r4:00000000 [ 1345.013008][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.013056][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.013088][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.013134][ T32] r5:00001000 r4:dfacd000 [ 1345.013184][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.013254][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1345.014037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1345.014718][ T32] r5:856ea400 r4:829187f0 ** 1 printk messages dropped ** [ 1345.014776][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.015265][ T32] r9:83018205 r8:856ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 9 printk messages dropped ** [ 1345.015611][ T32] r4:8557e300 ** 4 printk messages dropped ** [ 1345.015768][ T32] Exception stack(0xec545fb0 to 0xec545ff8) ** 2 printk messages dropped ** [ 1345.015942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.016339][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.017002][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 3 printk messages dropped ** [ 1345.017232][ T32] r5:800b0013 r4:80239bd0 [ 1345.017267][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.017332][ T32] r4:82ac11e4 [ 1345.017365][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.017466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.017557][ T32] r4:e06b9dc0 [ 1345.017591][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.017658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.017721][ T32] r4:00000000 [ 1345.017755][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.017854][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.017893][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.017961][ T32] r5:00001000 r4:dfacd000 [ 1345.017993][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.018080][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.048641][ T32] r5:8501378c r4:85013400 [ 1345.048747][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.048824][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.048878][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.048947][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.048974][ T32] r4:847da200 [ 1345.049020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.049071][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.049094][ T32] r4:00000001 [ 1345.049138][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.049187][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.049218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.049248][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.049273][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.049302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.049324][ T32] r4:847ccb40 [ 1345.049348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.049390][ T32] INFO: task kworker/1:523:5634 blocked for more than 471 seconds. [ 1345.049448][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.049478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.049690][ T32] task:kworker/1:523 state:D stack:0 pid:5634 tgid:5634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.049802][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.049871][ T32] Call trace: [ 1345.049956][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.050037][ T32] r10:829187f4 r9:ec551d84 r8:00000002 r7:60000113 r6:ec551d8c r5:856ec800 [ 1345.050111][ T32] r4:856ec800 [ 1345.050156][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.050237][ T32] r5:856ec800 r4:829187f0 [ 1345.050285][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.050497][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.050561][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec551e08 [ 1345.050666][ T32] r4:00000000 [ 1345.050736][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.050781][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.050848][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.050895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85585440 [ 1345.050918][ T32] r4:00000000 [ 1345.050990][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.051096][ T32] r9:83018205 r8:856ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.051125][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.051198][ T32] r5:00001000 r4:ebb85000 [ 1345.051223][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.051287][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.051357][ T32] r5:857bbb8c r4:857bb800 [ 1345.051380][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.051447][ T32] r7:ddde2d40 r6:83018200 r5:857bbb8c r4:8557e380 [ 1345.051508][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.051567][ T32] r10:61c88647 r9:856ec800 r8:8557e3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.051596][ T32] r4:8557e380 ** 2 printk messages dropped ** [ 1345.051742][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.052466][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.052960][ T32] 9d60: 800b0013 ffffffff [ 1345.052983][ T32] r5:800b0013 r4:80239bd0 [ 1345.053003][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.053044][ T32] r4:82ac11e4 [ 1345.053106][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.053152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.053181][ T32] r4:e06b9dc0 [ 1345.053225][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.053278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.053300][ T32] r4:00000000 [ 1345.053320][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.053364][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.053386][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.053426][ T32] r5:00001000 r4:dfacd000 [ 1345.053445][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.053482][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.053523][ T32] r5:8501378c r4:85013400 [ 1345.053542][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.053586][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.053607][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.053649][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.053670][ T32] r4:847da200 [ 1345.053689][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.053756][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.053782][ T32] r4:00000001 [ 1345.053802][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.053836][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.053861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.053888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.053931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.053963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.053997][ T32] r4:847ccb40 [ 1345.054020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.054061][ T32] INFO: task kworker/1:524:5636 blocked for more than 471 seconds. ** 2 printk messages dropped ** [ 1345.054285][ T32] task:kworker/1:524 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.054651][ T32] r5:856ed400 r4:829187f0 [ 1345.054694][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.054742][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.054788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec561e08 [ 1345.054810][ T32] r4:00000000 [ 1345.054853][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1345.054997][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1345.055194][ T32] r9:83018205 r8:856ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1345.055447][ T32] r5:857bbf8c r4:857bbc00 ** 4 printk messages dropped ** [ 1345.055630][ T32] r4:8557e400 ** 6 printk messages dropped ** [ 1345.055896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.056456][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.056950][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1345.057225][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1345.057314][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.057477][ T32] r5:00001000 r4:dfacd000 [ 1345.057496][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.057556][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.057603][ T32] r5:8501378c r4:85013400 [ 1345.057673][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.057723][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.057745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.057789][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.057835][ T32] r4:847da200 [ 1345.057859][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.057952][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.058002][ T32] r4:00000001 [ 1345.058076][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.079677][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.079737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.079770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.079798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.079830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.079885][ T32] r4:847ccb40 [ 1345.079916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.079959][ T32] INFO: task kworker/1:525:5637 blocked for more than 471 seconds. [ 1345.079999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.080026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.080049][ T32] task:kworker/1:525 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.080123][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.080193][ T32] Call trace: [ 1345.080244][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.080461][ T32] r10:829187f4 r9:ec565d84 r8:00000002 r7:60000113 r6:ec565d8c r5:856ee000 [ 1345.080612][ T32] r4:856ee000 [ 1345.080697][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.080743][ T32] r5:856ee000 r4:829187f0 [ 1345.080764][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.080804][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.080882][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec565e08 [ 1345.080947][ T32] r4:00000000 [ 1345.080969][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.081033][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.081109][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.081181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85585700 [ 1345.081315][ T32] r4:00000000 [ 1345.081391][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.081443][ T32] r9:83018205 r8:856ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1345.081465][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.081505][ T32] r5:00001000 r4:dfb03000 [ 1345.081550][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.081596][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.081665][ T32] r5:857c838c r4:857c8000 [ 1345.081689][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.081872][ T32] r7:ddde2d40 r6:83018200 r5:857c838c r4:8557e480 [ 1345.081904][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.081951][ T32] r10:61c88647 r9:856ee000 r8:8557e4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.082021][ T32] r4:8557e480 [ 1345.082052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.082171][ T32] r10:00000000 r9:8557e480 r8:8027ed34 r7:ec545e60 r6:85601b80 r5:856ee000 [ 1345.082223][ T32] r4:00000001 [ 1345.082246][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.082285][ T32] Exception stack(0xec565fb0 to 0xec565ff8) ** 4 printk messages dropped ** [ 1345.082447][ T32] r4:85585400 ** 3 printk messages dropped ** [ 1345.083183][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.083947][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1345.084149][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1345.084552][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1345.084888][ T32] r5:8501378c r4:85013400 ** 3 printk messages dropped ** [ 1345.085038][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1345.085319][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1345.085460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.085481][ T32] r4:847ccb40 [ 1345.085515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.085543][ T32] INFO: task kworker/1:526:5640 blocked for more than 471 seconds. [ 1345.085586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.085613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.085635][ T32] task:kworker/1:526 state:D stack:0 pid:5640 tgid:5640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.085680][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.085721][ T32] Call trace: [ 1345.085779][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.085875][ T32] r10:829187f4 r9:ebba9d84 r8:00000002 r7:60000013 r6:ebba9d8c r5:856eb000 [ 1345.085902][ T32] r4:856eb000 [ 1345.085924][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.086011][ T32] r5:856eb000 r4:829187f0 [ 1345.086063][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.086283][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.086332][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1345.086354][ T32] r4:00000000 [ 1345.086373][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.086439][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.086478][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.086531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85585840 [ 1345.086557][ T32] r4:00000000 [ 1345.086577][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.086620][ T32] r9:83018205 r8:856eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1345.086642][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.086706][ T32] r5:00001000 r4:e04e1000 [ 1345.086733][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.086774][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.086814][ T32] r5:857c878c r4:857c8400 [ 1345.086833][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.086874][ T32] r7:ddde2d40 r6:83018200 r5:857c878c r4:8557e500 [ 1345.086945][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.087003][ T32] r10:61c88647 r9:856eb000 r8:8557e52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.087046][ T32] r4:8557e500 [ 1345.087071][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.087151][ T32] r10:00000000 r9:8557e500 r8:8027ed34 r7:ec545e60 r6:85601c00 r5:856eb000 [ 1345.087183][ T32] r4:00000001 [ 1345.087202][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.087261][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) [ 1345.087293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.087344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.087373][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.087401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.087422][ T32] r4:85585500 [ 1345.087725][ T32] INFO: task kworker/1:526:5640 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.087760][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.087841][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.087892][ T32] Call trace: [ 1345.087921][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.087966][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.088036][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1345.121702][ T32] r4:e06b9dc0 ** 9 printk messages dropped ** [ 1345.122092][ T32] r5:8501378c r4:85013400 ** 7 printk messages dropped ** [ 1345.122352][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.122592][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.122991][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.123314][ T32] r5:856e8c00 r4:829187f0 ** 1 printk messages dropped ** [ 1345.123372][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.123415][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1345.123437][ T32] r4:00000000 [ 1345.123456][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.123519][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.123560][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.123744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85585ac0 [ 1345.124051][ T32] r4:00000000 [ 1345.124074][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.124119][ T32] r9:83018205 r8:856e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1345.124141][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.124187][ T32] r5:00001000 r4:eaf33000 [ 1345.124207][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.124280][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.124325][ T32] r5:857c8f8c r4:857c8c00 [ 1345.124347][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.124390][ T32] r7:ddde2d40 r6:83018200 r5:857c8f8c r4:8557e580 [ 1345.124498][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.124634][ T32] r10:61c88647 r9:856e8c00 r8:8557e5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.124660][ T32] r4:8557e580 [ 1345.124713][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.124898][ T32] r10:00000000 r9:8557e580 r8:8027ed34 r7:ec545e60 r6:85601c80 r5:856e8c00 [ 1345.124930][ T32] r4:00000001 [ 1345.124977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.125040][ T32] Exception stack(0xebcd9fb0 to 0xebcd9ff8) [ 1345.125094][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.125126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.125174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.125206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.125253][ T32] r4:855857c0 [ 1345.125734][ T32] INFO: task kworker/1:527:5644 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.125799][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.125863][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.125949][ T32] Call trace: [ 1345.126052][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.126104][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.126127][ T32] r4:00000000 [ 1345.126172][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.126217][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.126273][ T32] 9d20: 85bf0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.126306][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.126358][ T32] 9d60: 800b0013 ffffffff [ 1345.126424][ T32] r5:800b0013 r4:80239bd0 [ 1345.126448][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.126551][ T32] r4:82ac11e4 [ 1345.126575][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.126617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.126710][ T32] r4:e06b9dc0 [ 1345.126733][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.126774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.126798][ T32] r4:00000000 [ 1345.126830][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.126879][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.126902][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.126976][ T32] r5:00001000 r4:dfacd000 [ 1345.127021][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.127065][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.127108][ T32] r5:8501378c r4:85013400 [ 1345.127128][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.127179][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.127201][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.127245][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.127290][ T32] r4:847da200 [ 1345.127411][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.127460][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.127482][ T32] r4:00000001 [ 1345.127501][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.127548][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.127581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.127657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.127701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.127733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.127755][ T32] r4:847ccb40 [ 1345.127776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.127827][ T32] INFO: task kworker/1:528:5645 blocked for more than 471 seconds. [ 1345.127885][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.127914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.127935][ T32] task:kworker/1:528 state:D stack:0 pid:5645 tgid:5645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.127990][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.128143][ T32] Call trace: [ 1345.138136][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.138674][ T32] r10:829187f4 r9:ebce5d84 r8:00000002 r7:60000013 r6:ebce5d8c r5:85766c00 [ 1345.138718][ T32] r4:85766c00 [ 1345.138741][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.138807][ T32] r5:85766c00 r4:829187f0 [ 1345.138833][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.138874][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.138919][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 [ 1345.138995][ T32] r4:00000000 [ 1345.139043][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.139112][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.139157][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.139208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85585c40 [ 1345.139231][ T32] r4:00000000 [ 1345.139251][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.139369][ T32] r9:83018205 r8:85766c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1345.139396][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.139481][ T32] r5:00001000 r4:eafc5000 [ 1345.139533][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.139576][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.139643][ T32] r5:857c938c r4:857c9000 [ 1345.139667][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.139715][ T32] r7:ddde2d40 r6:83018200 r5:857c938c r4:8557e600 [ 1345.139737][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.139791][ T32] r10:61c88647 r9:85766c00 r8:8557e62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.139842][ T32] r4:8557e600 [ 1345.139865][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.139910][ T32] r10:00000000 r9:8557e600 r8:8027ed34 r7:ebcd9e60 r6:85601d00 r5:85766c00 [ 1345.139932][ T32] r4:00000001 [ 1345.139952][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.139987][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1345.140015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.140044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.140093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.140132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.140154][ T32] r4:855857c0 [ 1345.140657][ T32] INFO: task kworker/1:528:5645 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.140744][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.140859][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.140933][ T32] Call trace: [ 1345.141020][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.141070][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.141094][ T32] r4:00000000 [ 1345.141114][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.141201][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.141260][ T32] 9d20: 85bf0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.141292][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.141315][ T32] 9d60: 800b0013 ffffffff [ 1345.141348][ T32] r5:800b0013 r4:80239bd0 [ 1345.141371][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.141412][ T32] r4:82ac11e4 [ 1345.141431][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.141472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.141499][ T32] r4:e06b9dc0 [ 1345.141519][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.141559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.141582][ T32] r4:00000000 [ 1345.141600][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.141643][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.141664][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.141728][ T32] r5:00001000 r4:dfacd000 [ 1345.141793][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.141864][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.141911][ T32] r5:8501378c r4:85013400 [ 1345.141978][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.142027][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.142048][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.142092][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.142115][ T32] r4:847da200 [ 1345.142135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.142206][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.142232][ T32] r4:00000001 [ 1345.142252][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.142286][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.142319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.142372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.142403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.142432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.142453][ T32] r4:847ccb40 [ 1345.142497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.142530][ T32] INFO: task kworker/1:529:5647 blocked for more than 471 seconds. [ 1345.142586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.142641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.142665][ T32] task:kworker/1:529 state:D stack:0 pid:5647 tgid:5647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.142711][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.142828][ T32] Call trace: [ 1345.142862][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.142908][ T32] r10:829187f4 r9:ec571d84 r8:00000002 r7:60000013 r6:ec571d8c r5:856eec00 [ 1345.143012][ T32] r4:856eec00 [ 1345.143038][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.143129][ T32] r5:856eec00 r4:829187f0 [ 1345.143152][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.143198][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.143286][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec571e08 [ 1345.143318][ T32] r4:00000000 [ 1345.143337][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.143398][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.143437][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.143480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85585d00 [ 1345.143503][ T32] r4:00000000 [ 1345.143618][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.143689][ T32] r9:83018205 r8:856eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1345.143721][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.143787][ T32] r5:00001000 r4:eb283000 [ 1345.143835][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.143883][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.143924][ T32] r5:857c978c r4:857c9400 [ 1345.143945][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.143987][ T32] r7:ddde2d40 r6:83018200 r5:857c978c r4:8557e680 [ 1345.144007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.144051][ T32] r10:61c88647 r9:856eec00 r8:8557e6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.144072][ T32] r4:8557e680 [ 1345.144113][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.144170][ T32] r10:00000000 r9:8557e680 r8:8027ed34 r7:ebce5e60 r6:85601d80 r5:856eec00 [ 1345.144194][ T32] r4:00000001 [ 1345.144214][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.144247][ T32] Exception stack(0xec571fb0 to 0xec571ff8) [ 1345.144273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.144300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.144332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.144361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.144383][ T32] r4:85585bc0 [ 1345.144693][ T32] INFO: task kworker/1:529:5647 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.144729][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.144808][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.144921][ T32] Call trace: [ 1345.144953][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.145000][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.145022][ T32] r4:00000000 [ 1345.145041][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.145079][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.145154][ T32] 9d20: 85bf0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.145199][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.145247][ T32] 9d60: 800b0013 ffffffff [ 1345.145296][ T32] r5:800b0013 r4:80239bd0 [ 1345.145342][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.145448][ T32] r4:82ac11e4 [ 1345.146017][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.146229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 6 printk messages dropped ** [ 1345.146881][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.147511][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.147595][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.147757][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.147820][ T32] r4:847da200 [ 1345.147889][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.147994][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.148047][ T32] r4:00000001 [ 1345.179138][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.179329][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.179407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.179503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.179571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.179641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.179723][ T32] r4:847ccb40 [ 1345.179780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.179860][ T32] INFO: task kworker/1:530:5649 blocked for more than 471 seconds. [ 1345.179951][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.180012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.180068][ T32] task:kworker/1:530 state:D stack:0 pid:5649 tgid:5649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.180195][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.180350][ T32] Call trace: [ 1345.180431][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.180560][ T32] r10:829187f4 r9:ec579d84 r8:00000002 r7:60000013 r6:ec579d8c r5:84a50c00 [ 1345.180697][ T32] r4:84a50c00 [ 1345.180755][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.180879][ T32] r5:84a50c00 r4:829187f0 [ 1345.180919][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.180992][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.181056][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec579e08 [ 1345.181084][ T32] r4:00000000 [ 1345.181104][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.181148][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.181258][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.181330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85585ec0 [ 1345.181357][ T32] r4:00000000 [ 1345.181377][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.181436][ T32] r9:83018205 r8:84a50c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1345.181462][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.181505][ T32] r5:00001000 r4:eb2fb000 [ 1345.181553][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.181598][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.181639][ T32] r5:857c9b8c r4:857c9800 [ 1345.181670][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.181746][ T32] r7:ddde2d40 r6:83018200 r5:857c9b8c r4:8557e700 [ 1345.181771][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.181816][ T32] r10:61c88647 r9:84a50c00 r8:8557e72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.181874][ T32] r4:8557e700 [ 1345.181928][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1345.182121][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.183102][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.183360][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1345.183614][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1345.183874][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1345.184175][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.184195][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.184239][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.184260][ T32] r4:847da200 [ 1345.184279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.184321][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.184388][ T32] r4:00000001 [ 1345.184412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.184448][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.184473][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.184500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.184526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.184554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.184577][ T32] r4:847ccb40 [ 1345.184597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.184621][ T32] INFO: task kworker/1:531:5650 blocked for more than 471 seconds. [ 1345.184650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.184673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.184692][ T32] task:kworker/1:531 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.184736][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.184783][ T32] Call trace: [ 1345.184849][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.184896][ T32] r10:829187f4 r9:ebb91d84 r8:00000002 r7:60000113 r6:ebb91d8c r5:857f0c00 [ 1345.184919][ T32] r4:857f0c00 [ 1345.184956][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.185053][ T32] r5:857f0c00 r4:829187f0 [ 1345.185077][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.185124][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.185181][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb91e08 [ 1345.185261][ T32] r4:00000000 [ 1345.185311][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.185353][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.185389][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.185429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855614c0 [ 1345.185450][ T32] r4:00000000 [ 1345.185494][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.185548][ T32] r9:83018205 r8:857f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1345.185571][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.185612][ T32] r5:00001000 r4:eb71b000 [ 1345.185653][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.185696][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.185739][ T32] r5:857ca78c r4:857ca400 [ 1345.185759][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.185801][ T32] r7:ddde2d40 r6:83018200 r5:857ca78c r4:8557e780 [ 1345.185822][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.185865][ T32] r10:61c88647 r9:857f0c00 r8:8557e7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.185992][ T32] r4:8557e780 [ 1345.186098][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.186152][ T32] r10:00000000 r9:8557e780 r8:8027ed34 r7:ec579e60 r6:8557e800 r5:857f0c00 [ 1345.186202][ T32] r4:00000001 [ 1345.186224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.186284][ T32] Exception stack(0xebb91fb0 to 0xebb91ff8) [ 1345.186381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.186466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.186496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.186525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.186546][ T32] r4:85585b80 [ 1345.186840][ T32] INFO: task kworker/1:531:5650 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.186875][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.186995][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.187046][ T32] Call trace: [ 1345.187076][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.187127][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.187152][ T32] r4:00000000 [ 1345.187171][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.187210][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.187239][ T32] 9d20: 86060000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.187294][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.187349][ T32] 9d60: 800b0013 ffffffff [ 1345.187375][ T32] r5:800b0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1345.187660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 2 printk messages dropped ** [ 1345.187776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 4 printk messages dropped ** [ 1345.188223][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1345.217026][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1345.217362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.217685][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.218115][ T32] r5:857f2400 r4:829187f0 ** 2 printk messages dropped ** [ 1345.218536][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec57de08 [ 1345.218560][ T32] r4:00000000 [ 1345.218579][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.218617][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.218688][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.218765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85576a00 [ 1345.218793][ T32] r4:00000000 [ 1345.218900][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.219012][ T32] r9:83018205 r8:857f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1345.219067][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.219122][ T32] r5:00001000 r4:eb407000 [ 1345.219144][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.219213][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.219259][ T32] r5:857c9f8c r4:857c9c00 [ 1345.219280][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.219326][ T32] r7:ddde2d40 r6:83018200 r5:857c9f8c r4:8557e880 [ 1345.219348][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.219392][ T32] r10:61c88647 r9:857f2400 r8:8557e8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.219414][ T32] r4:8557e880 [ 1345.219433][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.219529][ T32] r10:00000000 r9:8557e880 r8:8027ed34 r7:ebb91e60 r6:8557e900 r5:857f2400 [ 1345.219555][ T32] r4:00000001 [ 1345.219575][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.219725][ T32] Exception stack(0xec57dfb0 to 0xec57dff8) [ 1345.219797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.219866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.219947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.220022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.220074][ T32] r4:85585e40 [ 1345.220570][ T32] INFO: task kworker/1:532:5653 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.220611][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.221087][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.221144][ T32] Call trace: [ 1345.221250][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.221548][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.221595][ T32] r4:00000000 [ 1345.221645][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.221691][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.221722][ T32] 9d20: 86286000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.222297][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.222328][ T32] 9d60: 800b0013 ffffffff [ 1345.222352][ T32] r5:800b0013 r4:80239bd0 [ 1345.222372][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.222413][ T32] r4:82ac11e4 [ 1345.222805][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.222867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.222897][ T32] r4:e06b9dc0 [ 1345.222916][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.223027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.223080][ T32] r4:00000000 [ 1345.223141][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.223248][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.223319][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.223417][ T32] r5:00001000 r4:dfacd000 [ 1345.223465][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.223555][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.223645][ T32] r5:8501378c r4:85013400 [ 1345.223691][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.223789][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.223840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.223936][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.223987][ T32] r4:847da200 [ 1345.224031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.224160][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.224221][ T32] r4:00000001 [ 1345.224268][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.224351][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.224736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.224776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.224806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.224835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.225034][ T32] r4:847ccb40 [ 1345.225064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.225093][ T32] INFO: task kworker/0:727:5656 blocked for more than 471 seconds. [ 1345.225131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.225232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.225311][ T32] task:kworker/0:727 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.225403][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.225480][ T32] Call trace: [ 1345.225511][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.225555][ T32] r10:829187f4 r9:ec581d84 r8:00000002 r7:60000113 r6:ec581d8c r5:857f3c00 [ 1345.225578][ T32] r4:857f3c00 [ 1345.225597][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.225635][ T32] r5:857f3c00 r4:829187f0 [ 1345.225707][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.225751][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.225861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec581e08 [ 1345.225887][ T32] r4:00000000 [ 1345.225932][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.225973][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.226022][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.226075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551b8c0 [ 1345.226101][ T32] r4:00000000 [ 1345.226150][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.226207][ T32] r9:83018005 r8:857f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1345.226258][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.226322][ T32] r5:00001000 r4:ebc0b000 [ 1345.226346][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.226398][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.226444][ T32] r5:85771b8c r4:85771800 [ 1345.226474][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.226521][ T32] r7:dddced40 r6:83018000 r5:85771b8c r4:85601e80 [ 1345.226541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.226800][ T32] r10:61c88647 r9:857f3c00 r8:85601eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.226827][ T32] r4:85601e80 [ 1345.226960][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.227021][ T32] r10:00000000 r9:85601e80 r8:8027ed34 r7:ec519e60 r6:8557ea00 r5:857f3c00 [ 1345.227233][ T32] r4:00000001 [ 1345.227260][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.227296][ T32] Exception stack(0xec581fb0 to 0xec581ff8) [ 1345.227419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.227457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.227483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.227590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.227719][ T32] r4:85572340 [ 1345.228014][ T32] INFO: task kworker/0:727:5656 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.228143][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.264941][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.265007][ T32] Call trace: [ 1345.265040][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.265094][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.265127][ T32] r4:00000000 [ 1345.265150][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.265189][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.265248][ T32] 9d20: 86781000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.265456][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.265485][ T32] 9d60: 800b0013 ffffffff [ 1345.265525][ T32] r5:800b0013 r4:80239bd0 [ 1345.265609][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.265656][ T32] r4:82ac11e4 [ 1345.265680][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.265725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.265749][ T32] r4:e06b9dc0 [ 1345.265794][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.265842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.265865][ T32] r4:00000000 [ 1345.265961][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.266012][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.266051][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.266096][ T32] r5:00001000 r4:dfacd000 [ 1345.266257][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.266304][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.266348][ T32] r5:8501378c r4:85013400 [ 1345.266370][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.266443][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.266558][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.266687][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.266759][ T32] r4:847da200 [ 1345.266807][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.266922][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.267006][ T32] r4:00000001 [ 1345.267068][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.267162][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.267225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.267288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.267349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.267410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.267462][ T32] r4:847ccb40 [ 1345.267513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.267573][ T32] INFO: task kworker/1:533:5657 blocked for more than 471 seconds. [ 1345.267641][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.267700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.267731][ T32] task:kworker/1:533 state:D stack:0 pid:5657 tgid:5657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.267869][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.267942][ T32] Call trace: [ 1345.267993][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.268043][ T32] r10:829187f4 r9:ec585d84 r8:00000002 r7:60000113 r6:ec585d8c r5:857f4800 [ 1345.268124][ T32] r4:857f4800 [ 1345.277938][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.278070][ T32] r5:857f4800 r4:829187f0 [ 1345.278569][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.278638][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.278689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec585e08 [ 1345.278742][ T32] r4:00000000 [ 1345.278793][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.278874][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.278918][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.278981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561040 [ 1345.279006][ T32] r4:00000000 [ 1345.279027][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.279098][ T32] r9:83018205 r8:857f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1345.279130][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.279195][ T32] r5:00001000 r4:eb535000 [ 1345.279271][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.279349][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.279396][ T32] r5:857ca38c r4:857ca000 [ 1345.279416][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.279488][ T32] r7:ddde2d40 r6:83018200 r5:857ca38c r4:8557e980 [ 1345.279514][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.279583][ T32] r10:61c88647 r9:857f4800 r8:8557e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.279609][ T32] r4:8557e980 [ 1345.279630][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.279681][ T32] r10:00000000 r9:8557e980 r8:8027ed34 r7:ebb91e60 r6:8557ea80 r5:857f4800 [ 1345.279736][ T32] r4:00000001 [ 1345.279785][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.279868][ T32] Exception stack(0xec585fb0 to 0xec585ff8) [ 1345.279933][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.280024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.280124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.280195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.280247][ T32] r4:85561100 [ 1345.280955][ T32] INFO: task kworker/1:533:5657 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.281027][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.281148][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.281689][ T32] Call trace: [ 1345.281785][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.281838][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 2 printk messages dropped ** [ 1345.282180][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 3 printk messages dropped ** [ 1345.282457][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1345.282722][ T32] r4:e06b9dc0 ** 1 printk messages dropped ** [ 1345.283037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 4 printk messages dropped ** [ 1345.283902][ T32] r5:00001000 r4:dfacd000 [ 1345.283921][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.283958][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.284337][ T32] r5:8501378c r4:85013400 [ 1345.284687][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.284738][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.284759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.284803][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.284824][ T32] r4:847da200 [ 1345.284843][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.284995][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.285023][ T32] r4:00000001 [ 1345.285042][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.285078][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.285105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.285140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.285177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.285208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.285230][ T32] r4:847ccb40 [ 1345.285250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.285331][ T32] INFO: task kworker/1:534:5659 blocked for more than 471 seconds. [ 1345.285369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.285686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.285737][ T32] task:kworker/1:534 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.285792][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.285937][ T32] Call trace: [ 1345.285985][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.286226][ T32] r10:829187f4 r9:ec589d84 r8:00000002 r7:60000013 r6:ec589d8c r5:84a52400 [ 1345.286361][ T32] r4:84a52400 [ 1345.286385][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.286438][ T32] r5:84a52400 r4:829187f0 [ 1345.286716][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.286760][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.286805][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec589e08 [ 1345.286828][ T32] r4:00000000 [ 1345.286846][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.286883][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.286917][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.286999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561b00 [ 1345.287031][ T32] r4:00000000 [ 1345.287052][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.287124][ T32] r9:83018205 r8:84a52400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1345.287162][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.287234][ T32] r5:00001000 r4:eb8fb000 ** 2 printk messages dropped ** [ 1345.287449][ T32] r5:857cbb8c r4:857cb800 ** 3 printk messages dropped ** [ 1345.287729][ T32] r10:61c88647 r9:84a52400 r8:8557eb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1345.319489][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.320850][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.322517][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 5 printk messages dropped ** [ 1345.322891][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1345.323065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 5 printk messages dropped ** [ 1345.323572][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1345.323943][ T32] r5:8501378c r4:85013400 [ 1345.323986][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.324078][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.324124][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.324214][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.324260][ T32] r4:847da200 [ 1345.324302][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.324389][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.324433][ T32] r4:00000001 [ 1345.324472][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.324538][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.324591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.324645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.324698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.324756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.324855][ T32] r4:847ccb40 [ 1345.324912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.324985][ T32] INFO: task kworker/1:535:5660 blocked for more than 471 seconds. [ 1345.325051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.325099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.325144][ T32] task:kworker/1:535 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.325233][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.325335][ T32] Call trace: [ 1345.325465][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.325559][ T32] r10:829187f4 r9:ec58dd84 r8:00000002 r7:60000113 r6:ec58dd8c r5:84a53000 [ 1345.325606][ T32] r4:84a53000 [ 1345.325645][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.325726][ T32] r5:84a53000 r4:829187f0 [ 1345.325785][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.325895][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.325990][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec58de08 [ 1345.326037][ T32] r4:00000000 [ 1345.326093][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.326174][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.326246][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.326345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561500 [ 1345.326397][ T32] r4:00000000 [ 1345.326437][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.326537][ T32] r9:83018205 r8:84a53000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.326585][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.326674][ T32] r5:00001000 r4:eb785000 [ 1345.326719][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.326798][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.326899][ T32] r5:857cab8c r4:857ca800 [ 1345.326966][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.327049][ T32] r7:ddde2d40 r6:83018200 r5:857cab8c r4:8557eb80 [ 1345.327143][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.327236][ T32] r10:61c88647 r9:84a53000 r8:8557ebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.327277][ T32] r4:8557eb80 [ 1345.327308][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.327380][ T32] r10:00000000 r9:8557eb80 r8:8027ed34 r7:ec589e60 r6:85601f80 r5:84a53000 [ 1345.327417][ T32] r4:00000001 [ 1345.327452][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.327520][ T32] Exception stack(0xec58dfb0 to 0xec58dff8) [ 1345.327572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.327621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.327666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.327787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.327833][ T32] r4:85561440 [ 1345.357038][ T32] INFO: task kworker/1:535:5660 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.357172][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.357299][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.357411][ T32] Call trace: [ 1345.357504][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.357642][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.357700][ T32] r4:00000000 [ 1345.357745][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.357821][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.357894][ T32] 9d20: 86e41000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.357958][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.358027][ T32] 9d60: 800b0013 ffffffff [ 1345.365135][ T32] r5:800b0013 r4:80239bd0 [ 1345.365246][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.365355][ T32] r4:82ac11e4 [ 1345.365401][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.365492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.365563][ T32] r4:e06b9dc0 [ 1345.365627][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.365723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.365771][ T32] r4:00000000 [ 1345.365828][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.365938][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.365986][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.366075][ T32] r5:00001000 r4:dfacd000 [ 1345.366124][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.366216][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.366301][ T32] r5:8501378c r4:85013400 [ 1345.366362][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.366462][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.366508][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.366600][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.366651][ T32] r4:847da200 [ 1345.366700][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.366820][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.366893][ T32] r4:00000001 [ 1345.367053][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.367214][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.367288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.367347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.367401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.367459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.367526][ T32] r4:847ccb40 [ 1345.367580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.367640][ T32] INFO: task kworker/1:536:5663 blocked for more than 471 seconds. [ 1345.367725][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.367782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.367842][ T32] task:kworker/1:536 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.367981][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.368071][ T32] Call trace: [ 1345.383093][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.383220][ T32] r10:829187f4 r9:ec599d84 r8:00000002 r7:60000113 r6:ec599d8c r5:84a54800 [ 1345.383275][ T32] r4:84a54800 [ 1345.383318][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.383423][ T32] r5:84a54800 r4:829187f0 [ 1345.383553][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.383821][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.384163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561700 ** 8 printk messages dropped ** [ 1345.385074][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1345.386177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.388170][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 10 printk messages dropped ** [ 1345.410954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 11 printk messages dropped ** [ 1345.411992][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1345.413152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1345.413321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.413384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.413728][ T32] task:kworker/1:537 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.413841][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.413937][ T32] Call trace: [ 1345.414040][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.414165][ T32] r10:829187f4 r9:ec59dd84 r8:00000002 r7:60000013 r6:ec59dd8c r5:84a53c00 [ 1345.414218][ T32] r4:84a53c00 [ 1345.414259][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.414357][ T32] r5:84a53c00 r4:829187f0 [ 1345.414405][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.414486][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.414574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec59de08 [ 1345.414622][ T32] r4:00000000 [ 1345.414662][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.414741][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.414830][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.415142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855618c0 [ 1345.415177][ T32] r4:00000000 [ 1345.415198][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.415631][ T32] r9:83018205 r8:84a53c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1345.415657][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.415702][ T32] r5:00001000 r4:eb885000 [ 1345.415723][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.415762][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.415802][ T32] r5:857cb38c r4:857cb000 [ 1345.415854][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.415972][ T32] r7:ddde2d40 r6:83018200 r5:857cb38c r4:8557ec80 [ 1345.415997][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.416042][ T32] r10:61c88647 r9:84a53c00 r8:8557ecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.416246][ T32] r4:8557ec80 [ 1345.416269][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.416520][ T32] r10:00000000 r9:8557ec80 r8:8027ed34 r7:ec589e60 r6:8551c080 r5:84a53c00 [ 1345.416585][ T32] r4:00000001 [ 1345.416629][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.416708][ T32] Exception stack(0xec59dfb0 to 0xec59dff8) [ 1345.416781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.416867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.416929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.417049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.417118][ T32] r4:85561480 [ 1345.417745][ T32] INFO: task kworker/1:537:5664 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.417797][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.418176][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.432291][ T32] Call trace: [ 1345.432525][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.432598][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.432623][ T32] r4:00000000 [ 1345.432644][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1345.432959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 10 printk messages dropped ** [ 1345.433421][ T32] r5:8501378c r4:85013400 ** 8 printk messages dropped ** [ 1345.433804][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1345.434795][ T32] task:kworker/1:538 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.434869][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.434973][ T32] Call trace: [ 1345.435023][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.435069][ T32] r10:829187f4 r9:ec5a5d84 r8:00000002 r7:60000113 r6:ec5a5d8c r5:84a56000 [ 1345.435092][ T32] r4:84a56000 [ 1345.435111][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.435150][ T32] r5:84a56000 r4:829187f0 [ 1345.435197][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.435265][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.435315][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a5e08 [ 1345.435337][ T32] r4:00000000 [ 1345.435628][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1345.435713][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1345.436087][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.436516][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1345.437834][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1345.455187][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1345.456178][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 9 printk messages dropped ** [ 1345.456880][ T32] task:kworker/1:539 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.457485][ T32] r5:84a55400 r4:829187f0 ** 5 printk messages dropped ** [ 1345.457701][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.477996][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1345.478851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1345.480841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.480906][ T32] r4:e06b9dc0 [ 1345.481054][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.481192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.481248][ T32] r4:00000000 [ 1345.481290][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.481387][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.481453][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.481590][ T32] r5:00001000 r4:dfacd000 [ 1345.481647][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.481730][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.481815][ T32] r5:8501378c r4:85013400 [ 1345.481869][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.481953][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.481993][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.482077][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.482137][ T32] r4:847da200 [ 1345.482187][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.482275][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.482331][ T32] r4:00000001 [ 1345.482377][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.482455][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.482512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.482591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.482655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.482719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.482769][ T32] r4:847ccb40 [ 1345.482816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.482880][ T32] INFO: task kworker/1:540:5671 blocked for more than 472 seconds. [ 1345.482918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.483034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.483061][ T32] task:kworker/1:540 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.483173][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.483297][ T32] Call trace: [ 1345.483340][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.483387][ T32] r10:829187f4 r9:ec5b9d84 r8:00000002 r7:60000013 r6:ec5b9d8c r5:84a56c00 [ 1345.483409][ T32] r4:84a56c00 [ 1345.483428][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.483469][ T32] r5:84a56c00 r4:829187f0 [ 1345.483489][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.483527][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.483582][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b9e08 [ 1345.483646][ T32] r4:00000000 [ 1345.483668][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 11 printk messages dropped ** [ 1345.484162][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.484664][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) [ 1345.484691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.484719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.484746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.484798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.484824][ T32] r4:85561a80 [ 1345.485120][ T32] INFO: task kworker/1:540:5671 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.485153][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.485244][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.485291][ T32] Call trace: [ 1345.485376][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.485424][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 5 printk messages dropped ** [ 1345.485653][ T32] 9d60: 800b0013 ffffffff [ 1345.485677][ T32] r5:800b0013 r4:80239bd0 [ 1345.485698][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.485738][ T32] r4:82ac11e4 [ 1345.485758][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.485822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.485878][ T32] r4:e06b9dc0 [ 1345.485901][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.485943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.485966][ T32] r4:00000000 [ 1345.485984][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1345.486294][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 12 printk messages dropped ** [ 1345.486817][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1345.487008][ T32] task:kworker/1:541 state:D stack:0 pid:5674 tgid:5674 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.508146][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.509177][ T32] r5:00001000 r4:ebb95000 ** 12 printk messages dropped ** [ 1345.510159][ T32] Exception stack(0xec5c9fb0 to 0xec5c9ff8) ** 13 printk messages dropped ** [ 1345.511829][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 7 printk messages dropped ** [ 1345.512099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.512125][ T32] r4:e06b9dc0 [ 1345.512145][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.512188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.512211][ T32] r4:00000000 [ 1345.512231][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.512278][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.512320][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.512375][ T32] r5:00001000 r4:dfacd000 [ 1345.512546][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.512600][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.512644][ T32] r5:8501378c r4:85013400 [ 1345.512665][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.512927][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.512955][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.513006][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1345.513397][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1345.514560][ T32] r5:856ebc00 r4:829187f0 ** 3 printk messages dropped ** [ 1345.514763][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1345.515673][ T32] r5:857d078c r4:857d0400 ** 7 printk messages dropped ** [ 1345.516198][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1345.517331][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.518071][ T32] r4:82ac11e4 [ 1345.550423][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.550537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.550741][ T32] r4:e06b9dc0 [ 1345.550768][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.550815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.550839][ T32] r4:00000000 [ 1345.550872][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.550962][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.551001][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.551050][ T32] r5:00001000 r4:dfacd000 [ 1345.551071][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.551110][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.551184][ T32] r5:8501378c r4:85013400 [ 1345.551209][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.551256][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.551277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.551321][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.551342][ T32] r4:847da200 [ 1345.551361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.551405][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.551426][ T32] r4:00000001 [ 1345.551446][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.551480][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.551509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.551538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.551565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.551657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.551710][ T32] r4:847ccb40 [ 1345.551736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.551777][ T32] INFO: task kworker/1:543:5677 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1345.551935][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.552222][ T32] r5:84a51800 r4:829187f0 [ 1345.552242][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.552415][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.552962][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.553699][ T32] r10:00000000 r9:8557ef80 r8:8027ed34 r7:ec5b9e60 r6:8551c380 r5:84a51800 ** 9 printk messages dropped ** [ 1345.554454][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.555190][ T32] r4:82ac11e4 [ 1345.555214][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.555257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.555313][ T32] r4:e06b9dc0 [ 1345.555336][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.555378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.555400][ T32] r4:00000000 [ 1345.555419][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.555463][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.555484][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.555525][ T32] r5:00001000 r4:dfacd000 [ 1345.555562][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.555629][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.555694][ T32] r5:8501378c r4:85013400 [ 1345.555715][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.555760][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.555781][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.555825][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.555847][ T32] r4:847da200 [ 1345.556177][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.556313][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.556392][ T32] r4:00000001 [ 1345.556446][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.556524][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.556582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.556644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.556701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.556782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.557052][ T32] r4:847ccb40 [ 1345.557093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.557123][ T32] INFO: task kworker/1:544:5679 blocked for more than 472 seconds. [ 1345.557727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.557757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.557777][ T32] task:kworker/1:544 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.558074][ T32] r5:84a50000 r4:829187f0 [ 1345.558092][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.570497][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1345.570922][ T32] r5:857d1f8c r4:857d1c00 ** 4 printk messages dropped ** [ 1345.571159][ T32] r4:85517000 ** 6 printk messages dropped ** [ 1345.571468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.572039][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.572303][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.572358][ T32] Call trace: [ 1345.572405][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.572455][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.572479][ T32] r4:00000000 [ 1345.572498][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.572535][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.572564][ T32] 9d20: 8833a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.572592][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.572615][ T32] 9d60: 800b0013 ffffffff [ 1345.572662][ T32] r5:800b0013 r4:80239bd0 [ 1345.572869][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.572917][ T32] r4:82ac11e4 [ 1345.572968][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.573014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.573036][ T32] r4:e06b9dc0 [ 1345.573054][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.573096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.573118][ T32] r4:00000000 [ 1345.573137][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.573181][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.573203][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.573282][ T32] r5:00001000 r4:dfacd000 [ 1345.573330][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.573372][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.573441][ T32] r5:8501378c r4:85013400 [ 1345.573464][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.573510][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.573530][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.573573][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.573596][ T32] r4:847da200 [ 1345.573640][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.573688][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.573816][ T32] r4:00000001 [ 1345.573839][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.573898][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.573928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.573957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.574007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.574326][ T32] task:kworker/0:728 state:D stack:0 pid:5681 tgid:5681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.574715][ T32] r5:85730000 r4:829187f0 [ 1345.574743][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.574890][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.575166][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.575871][ T32] r5:85771f8c r4:85771c00 ** 4 printk messages dropped ** [ 1345.576029][ T32] r4:8551c480 ** 5 printk messages dropped ** [ 1345.576271][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.576733][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.577058][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1345.577822][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1345.605259][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.605961][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1345.606547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1345.606999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.607331][ T32] INFO: task kworker/1:545:5683 blocked for more than 472 seconds. [ 1345.607392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.607643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.607676][ T32] task:kworker/1:545 state:D stack:0 pid:5683 tgid:5683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.608097][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.621705][ T32] Call trace: [ 1345.621748][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.621808][ T32] r10:829187f4 r9:ec5c5d84 r8:00000002 r7:60000013 r6:ec5c5d8c r5:85730c00 [ 1345.621832][ T32] r4:85730c00 [ 1345.621871][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.621917][ T32] r5:85730c00 r4:829187f0 [ 1345.621939][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.621979][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.622023][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c5e08 [ 1345.622045][ T32] r4:00000000 [ 1345.622065][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.622102][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.622140][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.622180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520040 [ 1345.622202][ T32] r4:00000000 [ 1345.622221][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.622264][ T32] r9:83018205 r8:85730c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1345.622285][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.622390][ T32] r5:00001000 r4:ebc3f000 [ 1345.622426][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.622496][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.622543][ T32] r5:857d138c r4:857d1000 [ 1345.622563][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.622609][ T32] r7:ddde2d40 r6:83018200 r5:857d138c r4:85517080 [ 1345.622630][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.622711][ T32] r10:61c88647 r9:85730c00 r8:855170ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.622738][ T32] r4:85517080 [ 1345.622758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.622802][ T32] r10:00000000 r9:85517080 r8:8027ed34 r7:ec549e60 r6:8551c580 r5:85730c00 [ 1345.622825][ T32] r4:00000001 [ 1345.622843][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.622883][ T32] Exception stack(0xec5c5fb0 to 0xec5c5ff8) [ 1345.622912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.622954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.622981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.623035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.623063][ T32] r4:85561cc0 [ 1345.623435][ T32] INFO: task kworker/1:545:5683 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.623550][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.623688][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.623852][ T32] Call trace: [ 1345.623941][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.623993][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.624074][ T32] r4:00000000 [ 1345.624098][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.624137][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.624166][ T32] 9d20: 88b29000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.624273][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.624303][ T32] 9d60: 800b0013 ffffffff [ 1345.624396][ T32] r5:800b0013 r4:80239bd0 [ 1345.624445][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.624490][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.624600][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1345.625044][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1345.625366][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1345.625721][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.626165][ T32] task:kworker/1:546 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.626529][ T32] r5:85731800 r4:829187f0 ** 2 printk messages dropped ** [ 1345.626687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d9e08 [ 1345.626780][ T32] r4:00000000 [ 1345.626942][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.626986][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.627024][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.627065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855204c0 [ 1345.627087][ T32] r4:00000000 [ 1345.627106][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.627149][ T32] r9:83018205 r8:85731800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1345.627169][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.627208][ T32] r5:00001000 r4:ebc7b000 [ 1345.627227][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.627267][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.627307][ T32] r5:857d178c r4:857d1400 [ 1345.627364][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.627439][ T32] r7:ddde2d40 r6:83018200 r5:857d178c r4:85517100 [ 1345.627463][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.627508][ T32] r10:61c88647 r9:85731800 r8:8551712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.627531][ T32] r4:85517100 [ 1345.627550][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.627591][ T32] r10:00000000 r9:85517100 r8:8027ed34 r7:ec549e60 r6:8551c680 r5:85731800 [ 1345.627612][ T32] r4:00000001 [ 1345.627630][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.627794][ T32] Exception stack(0xec5d9fb0 to 0xec5d9ff8) [ 1345.627825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.627853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.627884][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.627911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.627932][ T32] r4:855200c0 [ 1345.637624][ T32] INFO: task kworker/1:546:5684 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.637764][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.637986][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.638185][ T32] Call trace: [ 1345.638872][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.639041][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.639101][ T32] r4:00000000 [ 1345.639147][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.639229][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.639299][ T32] 9d20: 88b29000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.639362][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.639416][ T32] 9d60: 800b0013 ffffffff ** 4 printk messages dropped ** [ 1345.639816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 2 printk messages dropped ** [ 1345.640076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.640161][ T32] r4:00000000 [ 1345.640228][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.640333][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.640382][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.640476][ T32] r5:00001000 r4:dfacd000 [ 1345.640522][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.640606][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.640693][ T32] r5:8501378c r4:85013400 [ 1345.640740][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.640836][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.640899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.641000][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.641055][ T32] r4:847da200 [ 1345.641095][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.641214][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.641287][ T32] r4:00000001 [ 1345.641345][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.641422][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.641481][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.641543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.641598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.641689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.641743][ T32] r4:847ccb40 [ 1345.641808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.641877][ T32] INFO: task kworker/0:729:5685 blocked for more than 472 seconds. [ 1345.641947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.642002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.642048][ T32] task:kworker/0:729 state:D stack:0 pid:5685 tgid:5685 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.642691][ T32] r5:85732400 r4:829187f0 [ 1345.642737][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.642952][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5e5e08 ** 8 printk messages dropped ** [ 1345.643477][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.643787][ T32] r10:61c88647 r9:85732400 r8:8551c62c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1345.644511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.645925][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 8 printk messages dropped ** [ 1345.646437][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.646596][ T32] r4:e06b9dc0 ** 8 printk messages dropped ** [ 1345.647223][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1345.678686][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.679099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.679572][ T32] r5:85733000 r4:829187f0 [ 1345.679591][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.679721][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.679771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec575e08 [ 1345.679795][ T32] r4:00000000 [ 1345.679846][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.679890][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.679937][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.679980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551bf00 [ 1345.680021][ T32] r4:00000000 [ 1345.680044][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.680092][ T32] r9:83018005 r8:85733000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.680317][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.680365][ T32] r5:00001000 r4:ebc6d000 [ 1345.680386][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.680425][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.680465][ T32] r5:8577278c r4:85772400 [ 1345.680485][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.680531][ T32] r7:dddced40 r6:83018000 r5:8577278c r4:8551c780 [ 1345.680552][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.680595][ T32] r10:61c88647 r9:85733000 r8:8551c7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.680675][ T32] r4:8551c780 [ 1345.680699][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.680844][ T32] r10:00000000 r9:8551c780 r8:8027ed34 r7:ec519e60 r6:8551c800 r5:85733000 [ 1345.680870][ T32] r4:00000001 [ 1345.680889][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.680980][ T32] Exception stack(0xec575fb0 to 0xec575ff8) [ 1345.681028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.681097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.681129][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.681157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.681179][ T32] r4:8551bd00 [ 1345.681712][ T32] INFO: task kworker/0:730:5688 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.681749][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.681806][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.681911][ T32] Call trace: [ 1345.682010][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.682066][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.682090][ T32] r4:00000000 [ 1345.682110][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.682148][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.682178][ T32] 9d20: 88e7e000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.682206][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.682228][ T32] 9d60: 800b0013 ffffffff [ 1345.682251][ T32] r5:800b0013 r4:80239bd0 [ 1345.682271][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.682317][ T32] r4:82ac11e4 [ 1345.682341][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.682417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.682467][ T32] r4:e06b9dc0 [ 1345.682554][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1345.682776][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.683495][ T32] r4:847da200 ** 4 printk messages dropped ** [ 1345.683688][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1345.683934][ T32] INFO: task kworker/0:731:5690 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.685032][ T32] r5:85733c00 r4:829187f0 [ 1345.685054][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.685185][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.685321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855141c0 ** 8 printk messages dropped ** [ 1345.685615][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.685985][ T32] Exception stack(0xec5e9fb0 to 0xec5e9ff8) ** 6 printk messages dropped ** [ 1345.686507][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.686642][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.686777][ T32] Call trace: [ 1345.686820][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.686872][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.686895][ T32] r4:00000000 [ 1345.686945][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.686991][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.687021][ T32] 9d20: 88e7e000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.687063][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.687149][ T32] 9d60: 800b0013 ffffffff [ 1345.687176][ T32] r5:800b0013 r4:80239bd0 [ 1345.687196][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.687236][ T32] r4:82ac11e4 [ 1345.687256][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.687361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.687393][ T32] r4:e06b9dc0 [ 1345.687414][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.687455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.687477][ T32] r4:00000000 [ 1345.687507][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.687557][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.687579][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.687645][ T32] r5:00001000 r4:dfacd000 [ 1345.687668][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.687706][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.687746][ T32] r5:8501378c r4:85013400 [ 1345.687781][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.687833][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 5 printk messages dropped ** [ 1345.688039][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.710530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.710575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.710634][ T32] r4:847ccb40 [ 1345.710663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.710783][ T32] INFO: task kworker/1:547:5693 blocked for more than 472 seconds. [ 1345.710822][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.710849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.711031][ T32] task:kworker/1:547 state:D stack:0 pid:5693 tgid:5693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.711097][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.711180][ T32] Call trace: [ 1345.711389][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.711447][ T32] r10:829187f4 r9:ec5edd84 r8:00000002 r7:60000113 r6:ec5edd8c r5:85734800 [ 1345.711472][ T32] r4:85734800 [ 1345.711491][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.711555][ T32] r5:85734800 r4:829187f0 [ 1345.711594][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.711639][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.711708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ede08 [ 1345.711750][ T32] r4:00000000 [ 1345.711779][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.711817][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.711856][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.711925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855205c0 [ 1345.711966][ T32] r4:00000000 [ 1345.712016][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.712068][ T32] r9:83018205 r8:85734800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1345.712090][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.712132][ T32] r5:00001000 r4:ebc97000 [ 1345.712152][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.712190][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.712231][ T32] r5:857d1b8c r4:857d1800 [ 1345.712274][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.712328][ T32] r7:ddde2d40 r6:83018200 r5:857d1b8c r4:85517180 [ 1345.712373][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.712423][ T32] r10:61c88647 r9:85734800 r8:855171ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.712445][ T32] r4:85517180 ** 1 printk messages dropped ** [ 1345.712561][ T32] r10:00000000 r9:85517180 r8:8027ed34 r7:ec549e60 r6:8551c980 r5:85734800 ** 5 printk messages dropped ** [ 1345.712811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.713763][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 8 printk messages dropped ** [ 1345.714159][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.714475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 7 printk messages dropped ** [ 1345.714726][ T32] r5:8501378c r4:85013400 ** 4 printk messages dropped ** [ 1345.715037][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1345.715251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.715508][ T32] task:kworker/1:548 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.715740][ T32] r5:85735400 r4:829187f0 ** 2 printk messages dropped ** [ 1345.716199][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f1e08 ** 2 printk messages dropped ** [ 1345.716276][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.716309][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.716348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520840 [ 1345.716913][ T32] r4:00000000 [ 1345.716959][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.717004][ T32] r9:83018205 r8:85735400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1345.717089][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.717135][ T32] r5:00001000 r4:ebcb3000 [ 1345.717154][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.717192][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.717234][ T32] r5:857d238c r4:857d2000 [ 1345.717253][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.717297][ T32] r7:ddde2d40 r6:83018200 r5:857d238c r4:85517200 [ 1345.717378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.717427][ T32] r10:61c88647 r9:85735400 r8:8551722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.717450][ T32] r4:85517200 [ 1345.717487][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.717532][ T32] r10:00000000 r9:85517200 r8:8027ed34 r7:ec549e60 r6:8551ca00 r5:85735400 [ 1345.717859][ T32] r4:00000001 [ 1345.717882][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.718196][ T32] Exception stack(0xec5f1fb0 to 0xec5f1ff8) [ 1345.742580][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.742689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.742752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.742828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.742886][ T32] r4:85520580 [ 1345.743772][ T32] INFO: task kworker/1:548:5695 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.743880][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.744071][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.744226][ T32] Call trace: [ 1345.744306][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.744447][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.744536][ T32] r4:00000000 [ 1345.744591][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.744694][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.744765][ T32] 9d20: 897f1000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.744854][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.744935][ T32] 9d60: 800b0013 ffffffff [ 1345.744990][ T32] r5:800b0013 r4:80239bd0 [ 1345.745038][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.745158][ T32] r4:82ac11e4 [ 1345.745211][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.745305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.745363][ T32] r4:e06b9dc0 [ 1345.745410][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.745501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.745595][ T32] r4:00000000 [ 1345.745651][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.745771][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.745848][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.745963][ T32] r5:00001000 r4:dfacd000 [ 1345.746027][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.746117][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.746210][ T32] r5:8501378c r4:85013400 [ 1345.746261][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.746364][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.746416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.746531][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.746594][ T32] r4:847da200 [ 1345.746642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.746739][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.746793][ T32] r4:00000001 [ 1345.746842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.746919][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.747011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.747077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.747171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.747243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.747301][ T32] r4:847ccb40 [ 1345.747381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.747454][ T32] INFO: task kworker/1:549:5697 blocked for more than 472 seconds. [ 1345.747528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.747588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.747638][ T32] task:kworker/1:549 state:D stack:0 pid:5697 tgid:5697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.747743][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.747858][ T32] Call trace: [ 1345.747974][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.748075][ T32] r10:829187f4 r9:ec5f5d84 r8:00000002 r7:60000113 r6:ec5f5d8c r5:85736000 [ 1345.748188][ T32] r4:85736000 [ 1345.767580][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.767695][ T32] r5:85736000 r4:829187f0 [ 1345.767767][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.767817][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.767863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 [ 1345.767886][ T32] r4:00000000 [ 1345.767905][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.767950][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.767990][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.768030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520ac0 ** 2 printk messages dropped ** [ 1345.768553][ T32] r9:83018205 r8:85736000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 3 printk messages dropped ** [ 1345.768679][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.768851][ T32] r10:61c88647 r9:85736000 r8:855172ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1345.769019][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.769139][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.769275][ T32] r4:855206c0 ** 1 printk messages dropped ** [ 1345.769823][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1345.770019][ T32] Call trace: [ 1345.770052][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.770102][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.770126][ T32] r4:00000000 [ 1345.770145][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.770394][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.770465][ T32] 9d20: 899a3000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.770565][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.770593][ T32] 9d60: 800b0013 ffffffff [ 1345.770719][ T32] r5:800b0013 r4:80239bd0 [ 1345.770746][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.770788][ T32] r4:82ac11e4 [ 1345.770823][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.770869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.770901][ T32] r4:e06b9dc0 [ 1345.770963][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.771023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.771072][ T32] r4:00000000 [ 1345.771094][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.771139][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.771162][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.771211][ T32] r5:00001000 r4:dfacd000 [ 1345.771230][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.771269][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.771521][ T32] r5:8501378c r4:85013400 [ 1345.771546][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.771594][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.771679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.771790][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.771978][ T32] r4:847da200 [ 1345.772063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.772115][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.772137][ T32] r4:00000001 [ 1345.772156][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.772195][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.772226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.772257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.772283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.772313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.772335][ T32] r4:847ccb40 [ 1345.772355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.772490][ T32] INFO: task kworker/1:550:5699 blocked for more than 472 seconds. [ 1345.772532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.772557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.772577][ T32] task:kworker/1:550 state:D stack:0 pid:5699 tgid:5699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.772622][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.772663][ T32] Call trace: [ 1345.772792][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.772840][ T32] r10:829187f4 r9:ec5f9d84 r8:00000002 r7:60000013 r6:ec5f9d8c r5:85736c00 [ 1345.772883][ T32] r4:85736c00 [ 1345.772907][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.772955][ T32] r5:85736c00 r4:829187f0 [ 1345.772976][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.773309][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1345.773697][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.774044][ T32] r5:857d278c r4:857d2400 ** 1 printk messages dropped ** [ 1345.774190][ T32] r7:ddde2d40 r6:83018200 r5:857d278c r4:85517300 ** 4 printk messages dropped ** [ 1345.774588][ T32] r10:00000000 r9:85517300 r8:8027ed34 r7:ec5f5e60 r6:8551cb00 r5:85736c00 ** 3 printk messages dropped ** [ 1345.774821][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.775688][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.776488][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 3 printk messages dropped ** [ 1345.776786][ T32] r5:800b0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1345.777096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 2 printk messages dropped ** [ 1345.777299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.777351][ T32] r4:00000000 [ 1345.777433][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.777536][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.777589][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.777699][ T32] r5:00001000 r4:dfacd000 [ 1345.777754][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.777842][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.777946][ T32] r5:8501378c r4:85013400 [ 1345.778000][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.778106][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.778213][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.800398][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.800496][ T32] r4:847da200 [ 1345.800555][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.800690][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.800745][ T32] r4:00000001 [ 1345.800789][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.800873][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.800950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.801017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.801078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.801143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.801217][ T32] r4:847ccb40 [ 1345.801279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.801370][ T32] INFO: task kworker/1:551:5701 blocked for more than 472 seconds. [ 1345.801442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.801502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.801554][ T32] task:kworker/1:551 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.801698][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.801806][ T32] Call trace: [ 1345.801882][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.802000][ T32] r10:829187f4 r9:ec605d84 r8:00000002 r7:60000013 r6:ec605d8c r5:84ae8000 [ 1345.802057][ T32] r4:84ae8000 [ 1345.802090][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.802134][ T32] r5:84ae8000 r4:829187f0 [ 1345.802154][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.802200][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.802245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec605e08 [ 1345.802269][ T32] r4:00000000 [ 1345.802287][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.802327][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.802365][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.802406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85574480 [ 1345.802427][ T32] r4:00000000 [ 1345.802473][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.802528][ T32] r9:83018205 r8:84ae8000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.802550][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.802603][ T32] r5:00001000 r4:eb6e5000 [ 1345.802628][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.802668][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.802708][ T32] r5:857d3f8c r4:857d3c00 [ 1345.802742][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.802789][ T32] r7:ddde2d40 r6:83018200 r5:857d3f8c r4:85517380 [ 1345.802842][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.802954][ T32] r10:61c88647 r9:84ae8000 r8:855173ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.803012][ T32] r4:85517380 ** 1 printk messages dropped ** [ 1345.803082][ T32] r10:00000000 r9:85517380 r8:8027ed34 r7:ec5f5e60 r6:8551cb80 r5:84ae8000 ** 7 printk messages dropped ** [ 1345.803502][ T32] r4:85520940 ** 1 printk messages dropped ** [ 1345.804024][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.804086][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.804132][ T32] Call trace: [ 1345.804176][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.804229][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.804299][ T32] r4:00000000 [ 1345.804350][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.804401][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.804431][ T32] 9d20: 89d32000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.804487][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.804514][ T32] 9d60: 800b0013 ffffffff [ 1345.804536][ T32] r5:800b0013 r4:80239bd0 [ 1345.804558][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.804598][ T32] r4:82ac11e4 [ 1345.804618][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.804683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.804720][ T32] r4:e06b9dc0 [ 1345.804741][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.804785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.804807][ T32] r4:00000000 [ 1345.804825][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.804869][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.804906][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.804956][ T32] r5:00001000 r4:dfacd000 [ 1345.804976][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.805013][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.805077][ T32] r5:8501378c r4:85013400 [ 1345.805103][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.805148][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 1 printk messages dropped ** [ 1345.805240][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1345.805462][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.805743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1345.805981][ T32] r4:84ae8c00 ** 1 printk messages dropped ** [ 1345.806041][ T32] r5:84ae8c00 r4:829187f0 [ 1345.806060][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.806097][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.806141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec611e08 [ 1345.806162][ T32] r4:00000000 [ 1345.806181][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.806486][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.806943][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.807584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520c00 [ 1345.807613][ T32] r4:00000000 [ 1345.807634][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.807683][ T32] r9:83018205 r8:84ae8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1345.807847][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.807893][ T32] r5:00001000 r4:ec601000 [ 1345.807928][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.807971][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.808035][ T32] r5:857d2f8c r4:857d2c00 [ 1345.808057][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.808163][ T32] r7:ddde2d40 r6:83018200 r5:857d2f8c r4:85517400 [ 1345.832957][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.833119][ T32] r10:61c88647 r9:84ae8c00 r8:8551742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.833149][ T32] r4:85517400 [ 1345.833193][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.833255][ T32] r10:00000000 r9:85517400 r8:8027ed34 r7:ec605e60 r6:8551cc00 r5:84ae8c00 [ 1345.833300][ T32] r4:00000001 [ 1345.833348][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.833396][ T32] Exception stack(0xec611fb0 to 0xec611ff8) [ 1345.833426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.833478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.833515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.833544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.833608][ T32] r4:85520b40 [ 1345.834241][ T32] INFO: task kworker/1:552:5702 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.834316][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.834701][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.834754][ T32] Call trace: [ 1345.834786][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.834841][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.834948][ T32] r4:00000000 [ 1345.834992][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.835034][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.835063][ T32] 9d20: 8a22f000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.835181][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.835211][ T32] 9d60: 800b0013 ffffffff [ 1345.835236][ T32] r5:800b0013 r4:80239bd0 [ 1345.835421][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.835472][ T32] r4:82ac11e4 [ 1345.835493][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.835722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.836075][ T32] r4:e06b9dc0 [ 1345.836162][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.836310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.836369][ T32] r4:00000000 [ 1345.836417][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.836887][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.836962][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.837064][ T32] r5:00001000 r4:dfacd000 [ 1345.837412][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.837517][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.837627][ T32] r5:8501378c r4:85013400 [ 1345.837682][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.837784][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.837857][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.837968][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.838022][ T32] r4:847da200 [ 1345.838071][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1345.859550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.860055][ T32] r10:829187f4 r9:ec5ddd84 r8:00000002 r7:60000013 r6:ec5ddd8c r5:84ae9800 ** 2 printk messages dropped ** [ 1345.860230][ T32] r5:84ae9800 r4:829187f0 [ 1345.860413][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.860827][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.861223][ T32] r5:857d338c r4:857d3000 ** 6 printk messages dropped ** [ 1345.861479][ T32] r10:00000000 r9:85517480 r8:8027ed34 r7:ec605e60 r6:8551cc80 r5:84ae9800 ** 8 printk messages dropped ** [ 1345.862807][ T32] INFO: task kworker/1:553:5705 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 11 printk messages dropped ** [ 1345.863830][ T32] r5:800b0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1345.865758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.865848][ T32] r4:e06b9dc0 [ 1345.865901][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.866018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.866172][ T32] r4:00000000 [ 1345.866237][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.866333][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.866391][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.866500][ T32] r5:00001000 r4:dfacd000 [ 1345.866546][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.866635][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.866756][ T32] r5:8501378c r4:85013400 [ 1345.866780][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.866828][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.866869][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.866918][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.866987][ T32] r4:847da200 [ 1345.867009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.867054][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.867075][ T32] r4:00000001 [ 1345.867094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.867157][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.867188][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.867240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.867278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.867373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.867401][ T32] r4:847ccb40 [ 1345.867422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.867448][ T32] INFO: task kworker/0:732:5707 blocked for more than 472 seconds. [ 1345.867477][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.867502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.867523][ T32] task:kworker/0:732 state:D stack:0 pid:5707 tgid:5707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.867581][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.867656][ T32] Call trace: [ 1345.867715][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.867762][ T32] r10:829187f4 r9:ec61dd84 r8:00000002 r7:60000013 r6:ec61dd8c r5:84aea400 [ 1345.867784][ T32] r4:84aea400 [ 1345.867826][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.867947][ T32] r5:84aea400 r4:829187f0 [ 1345.868037][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.889998][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.890088][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec61de08 [ 1345.890113][ T32] r4:00000000 [ 1345.890133][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.890205][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.890541][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.890588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855147c0 [ 1345.890630][ T32] r4:00000000 [ 1345.890654][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.890701][ T32] r9:83018005 r8:84aea400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1345.890747][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.890796][ T32] r5:00001000 r4:eacb5000 [ 1345.890816][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.890869][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.890983][ T32] r5:85773b8c r4:85773800 [ 1345.891073][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.891181][ T32] r7:dddced40 r6:83018000 r5:85773b8c r4:8551cd00 [ 1345.891235][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.891362][ T32] r10:61c88647 r9:84aea400 r8:8551cd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.891425][ T32] r4:8551cd00 [ 1345.891473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1345.891688][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.891989][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.893794][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1345.895745][ T32] r4:e06b9dc0 ** 1 printk messages dropped ** [ 1345.895871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 4 printk messages dropped ** [ 1345.896136][ T32] r5:00001000 r4:dfacd000 ** 2 printk messages dropped ** [ 1345.896907][ T32] r5:8501378c r4:85013400 ** 3 printk messages dropped ** [ 1345.897046][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1345.897748][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.897827][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.930804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1345.931111][ T32] task:kworker/0:733 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.931821][ T32] r5:84aeb000 r4:829187f0 [ 1345.931886][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.932007][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.932284][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1345.932467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85514740 [ 1345.932538][ T32] r4:00000000 [ 1345.932593][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.932696][ T32] r9:83018005 r8:84aeb000 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1345.932774][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.932893][ T32] r5:00001000 r4:e0729000 [ 1345.932983][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.933134][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.933229][ T32] r5:8577378c r4:85773400 [ 1345.933279][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.933380][ T32] r7:dddced40 r6:83018000 r5:8577378c r4:8551ce00 [ 1345.933434][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.933524][ T32] r10:61c88647 r9:84aeb000 r8:8551ce2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.933593][ T32] r4:8551ce00 [ 1345.933645][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.933758][ T32] r10:00000000 r9:8551ce00 r8:8027ed34 r7:ec61de60 r6:8551ce80 r5:84aeb000 [ 1345.933817][ T32] r4:00000001 [ 1345.933881][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.933984][ T32] Exception stack(0xec64dfb0 to 0xec64dff8) [ 1345.934049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.934114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.934179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.934247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.934302][ T32] r4:855140c0 [ 1345.935159][ T32] INFO: task kworker/0:733:5708 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.935253][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.935389][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.935511][ T32] Call trace: [ 1345.935639][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.935757][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.935814][ T32] r4:00000000 [ 1345.935859][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.935969][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.936038][ T32] 9d20: 8abd4000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.936111][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.936171][ T32] 9d60: 800b0013 ffffffff [ 1345.936228][ T32] r5:800b0013 r4:80239bd0 [ 1345.936297][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.936395][ T32] r4:82ac11e4 [ 1345.936461][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.936571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.936625][ T32] r4:e06b9dc0 [ 1345.936689][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.936818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.936883][ T32] r4:00000000 [ 1345.936942][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.937041][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.937088][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.937180][ T32] r5:00001000 r4:dfacd000 [ 1345.937228][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.937312][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.937397][ T32] r5:8501378c r4:85013400 [ 1345.937456][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.937562][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1345.937612][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.937707][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.937756][ T32] r4:847da200 [ 1345.937805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.937901][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1345.937965][ T32] r4:00000001 [ 1345.938012][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.938143][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1345.961168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.961254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.961309][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.961375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.961404][ T32] r4:847ccb40 [ 1345.961429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.961487][ T32] INFO: task kworker/1:554:5710 blocked for more than 472 seconds. [ 1345.961528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.961553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.961575][ T32] task:kworker/1:554 state:D stack:0 pid:5710 tgid:5710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.961660][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.961842][ T32] Call trace: [ 1345.961877][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.961943][ T32] r10:829187f4 r9:ec651d84 r8:00000002 r7:60000113 r6:ec651d8c r5:84aebc00 [ 1345.962038][ T32] r4:84aebc00 [ 1345.962064][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.962129][ T32] r5:84aebc00 r4:829187f0 [ 1345.962178][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.962225][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.962322][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec651e08 [ 1345.962374][ T32] r4:00000000 [ 1345.962396][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.962460][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.962528][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.962598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85520bc0 [ 1345.962624][ T32] r4:00000000 [ 1345.962645][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.962694][ T32] r9:83018205 r8:84aebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1345.962716][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.962757][ T32] r5:00001000 r4:ec653000 [ 1345.962778][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.962817][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.962858][ T32] r5:857d378c r4:857d3400 [ 1345.962908][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.963034][ T32] r7:ddde2d40 r6:83018200 r5:857d378c r4:85517500 [ 1345.963058][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.963103][ T32] r10:61c88647 r9:84aebc00 r8:8551752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.963126][ T32] r4:85517500 [ 1345.963144][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.963194][ T32] r10:00000000 r9:85517500 r8:8027ed34 r7:ec605e60 r6:8551cf00 r5:84aebc00 [ 1345.963216][ T32] r4:00000001 [ 1345.963260][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.963302][ T32] Exception stack(0xec651fb0 to 0xec651ff8) [ 1345.963329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.963378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.963408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1345.963530][ T32] r4:85520d00 ** 3 printk messages dropped ** [ 1345.964308][ T32] Call trace: ** 8 printk messages dropped ** [ 1345.964777][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1345.964996][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1345.965230][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.965551][ T32] r4:847da200 ** 4 printk messages dropped ** [ 1345.965688][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 7 printk messages dropped ** [ 1345.966054][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1345.966418][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.966456][ T32] r5:84aec800 r4:829187f0 ** 3 printk messages dropped ** [ 1345.966674][ T32] r4:00000000 [ 1345.966693][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.966765][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1345.966814][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.966887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85514b40 [ 1345.966920][ T32] r4:00000000 [ 1345.966987][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.967059][ T32] r9:83018005 r8:84aec800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1345.967109][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.967179][ T32] r5:00001000 r4:eb0ef000 [ 1345.967202][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1345.967242][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.967281][ T32] r5:83ea1f8c r4:83ea1c00 [ 1345.967300][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.967365][ T32] r7:dddced40 r6:83018000 r5:83ea1f8c r4:8551cf80 [ 1345.967485][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.967534][ T32] r10:61c88647 r9:84aec800 r8:8551cfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.967558][ T32] r4:8551cf80 [ 1345.967578][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.967619][ T32] r10:00000000 r9:8551cf80 r8:8027ed34 r7:ec61de60 r6:85562000 r5:84aec800 [ 1345.967679][ T32] r4:00000001 [ 1345.967702][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.967771][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1345.967800][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.967828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.967853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.967905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.967963][ T32] r4:85514700 [ 1345.984651][ T32] INFO: task kworker/0:734:5715 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1345.984778][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.984921][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.984992][ T32] Call trace: [ 1345.985041][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.985099][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1345.985122][ T32] r4:00000000 [ 1345.985170][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.985219][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1345.985252][ T32] 9d20: 8b0a4000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1345.985280][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1345.985303][ T32] 9d60: 800b0013 ffffffff [ 1345.985329][ T32] r5:800b0013 r4:80239bd0 [ 1345.985350][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.985416][ T32] r4:82ac11e4 [ 1345.985442][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.985568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1345.985594][ T32] r4:e06b9dc0 [ 1345.985638][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1345.985689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1345.985766][ T32] r4:00000000 [ 1345.985790][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1345.985870][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.985908][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.985965][ T32] r5:00001000 r4:dfacd000 [ 1345.985989][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.986099][ T32] r5:8501378c r4:85013400 ** 7 printk messages dropped ** [ 1345.986351][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.986500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.986861][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.987149][ T32] r5:84aed400 r4:829187f0 [ 1345.987168][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.987271][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.987401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85514980 ** 7 printk messages dropped ** [ 1345.987641][ T32] r5:85773f8c r4:85773c00 ** 3 printk messages dropped ** [ 1345.987800][ T32] r10:61c88647 r9:84aed400 r8:855620ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1345.987943][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.987994][ T32] Exception stack(0xec559fb0 to 0xec559ff8) ** 2 printk messages dropped ** [ 1345.988075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.001977][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.002345][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 2 printk messages dropped ** [ 1346.002427][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1346.002626][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1346.002711][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.003104][ T32] r5:8501378c r4:85013400 ** 5 printk messages dropped ** [ 1346.003399][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1346.003865][ T32] INFO: task kworker/0:736:5719 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.005282][ T32] r4:84aee000 ** 1 printk messages dropped ** [ 1346.005363][ T32] r5:84aee000 r4:829187f0 [ 1346.005494][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.005538][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.005584][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec56de08 [ 1346.005846][ T32] r4:00000000 [ 1346.005869][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.005907][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.005949][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.005989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556a700 [ 1346.006011][ T32] r4:00000000 [ 1346.006029][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.006071][ T32] r9:83018005 r8:84aee000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1346.006094][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.006160][ T32] r5:00001000 r4:eb833000 [ 1346.006185][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.006413][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.006458][ T32] r5:85788f8c r4:85788c00 [ 1346.006477][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.006567][ T32] r7:dddced40 r6:83018000 r5:85788f8c r4:85562180 [ 1346.006591][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.006637][ T32] r10:61c88647 r9:84aee000 r8:855621ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.006659][ T32] r4:85562180 [ 1346.006677][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.006718][ T32] r10:00000000 r9:85562180 r8:8027ed34 r7:ec62de60 r6:85562200 r5:84aee000 [ 1346.006741][ T32] r4:00000001 [ 1346.006760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.006793][ T32] Exception stack(0xec56dfb0 to 0xec56dff8) [ 1346.006819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.006846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.006873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.006900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.006965][ T32] r4:85514c40 [ 1346.007261][ T32] INFO: task kworker/0:736:5719 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.007296][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.007378][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.007429][ T32] Call trace: [ 1346.007470][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.007521][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.007545][ T32] r4:00000000 [ 1346.007565][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.007602][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.007671][ T32] 9d20: 8b309000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.007750][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.007810][ T32] 9d60: 800b0013 ffffffff [ 1346.008071][ T32] r5:800b0013 r4:80239bd0 [ 1346.032056][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.032245][ T32] r4:82ac11e4 [ 1346.032277][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.032327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.032351][ T32] r4:e06b9dc0 [ 1346.032371][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.032422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.032445][ T32] r4:00000000 [ 1346.032685][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.032738][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.032760][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.032834][ T32] r5:00001000 r4:dfacd000 [ 1346.032953][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.033005][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.033049][ T32] r5:8501378c r4:85013400 [ 1346.033069][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.033114][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.033134][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.033259][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.033385][ T32] r4:847da200 [ 1346.033471][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.033520][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.033617][ T32] r4:00000001 [ 1346.033721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1346.033898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.034226][ T32] INFO: task kworker/0:737:5721 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1346.034655][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.035295][ T32] r5:84aeec00 r4:829187f0 ** 1 printk messages dropped ** [ 1346.035360][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.035831][ T32] r9:83018005 r8:84aeec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 9 printk messages dropped ** [ 1346.036484][ T32] r4:85562280 ** 5 printk messages dropped ** [ 1346.036937][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.038059][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1346.051990][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1346.052147][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1346.052778][ T32] r4:847da200 ** 2 printk messages dropped ** [ 1346.052949][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.053286][ T32] r4:847ccb40 ** 5 printk messages dropped ** [ 1346.053604][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.053817][ T32] r5:85810c00 r4:829187f0 [ 1346.053836][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.053875][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.053958][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebafde08 [ 1346.054017][ T32] r4:00000000 [ 1346.054064][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.054146][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.054189][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.054231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85514e80 [ 1346.054253][ T32] r4:00000000 [ 1346.054271][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.054312][ T32] r9:83018005 r8:85810c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1346.054333][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.054375][ T32] r5:00001000 r4:eb261000 [ 1346.054394][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.054444][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.054546][ T32] r5:8578838c r4:85788000 [ 1346.054580][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.054650][ T32] r7:dddced40 r6:83018000 r5:8578838c r4:85562380 [ 1346.054676][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.054722][ T32] r10:61c88647 r9:85810c00 r8:855623ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.054743][ T32] r4:85562380 [ 1346.054786][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.054861][ T32] r10:00000000 r9:85562380 r8:8027ed34 r7:ec56de60 r6:85562400 r5:85810c00 [ 1346.054952][ T32] r4:00000001 [ 1346.055016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.055123][ T32] Exception stack(0xebafdfb0 to 0xebafdff8) [ 1346.055178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.055240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.055273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.055342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.055393][ T32] r4:85514d00 [ 1346.055937][ T32] INFO: task kworker/0:738:5723 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.055991][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.056101][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.056174][ T32] Call trace: [ 1346.056205][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.056253][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.056278][ T32] r4:00000000 [ 1346.056321][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.056368][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.056397][ T32] 9d20: 8b90c000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.056425][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.056447][ T32] 9d60: 800b0013 ffffffff [ 1346.056469][ T32] r5:800b0013 r4:80239bd0 [ 1346.056488][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.056630][ T32] r4:82ac11e4 [ 1346.056796][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.056845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.056955][ T32] r4:e06b9dc0 [ 1346.056988][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.057032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.057268][ T32] r4:00000000 [ 1346.057413][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.057514][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.057563][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.057840][ T32] r5:00001000 r4:dfacd000 [ 1346.057892][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.057983][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.058372][ T32] r5:8501378c r4:85013400 [ 1346.079808][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.080074][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.080105][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.080156][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.080219][ T32] r4:847da200 [ 1346.080581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.080634][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.080658][ T32] r4:00000001 [ 1346.080735][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.080842][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.080877][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.080986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.081115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.081149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.081172][ T32] r4:847ccb40 [ 1346.081197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.081260][ T32] INFO: task kworker/1:555:5724 blocked for more than 472 seconds. ** 1 printk messages dropped ** [ 1346.081427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1346.081821][ T32] r4:85811800 ** 1 printk messages dropped ** [ 1346.082051][ T32] r5:85811800 r4:829187f0 [ 1346.082077][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.082187][ T32] r4:00000000 [ 1346.082206][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.082243][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.082429][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.082478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85574340 [ 1346.082500][ T32] r4:00000000 [ 1346.082520][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.082686][ T32] r9:83018205 r8:85811800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1346.082764][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.082811][ T32] r5:00001000 r4:eb65f000 [ 1346.082847][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.082891][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.083021][ T32] r5:857d3b8c r4:857d3800 [ 1346.083049][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.083269][ T32] r7:ddde2d40 r6:83018200 r5:857d3b8c r4:85517580 [ 1346.083328][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.083377][ T32] r10:61c88647 r9:85811800 r8:855175ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.083400][ T32] r4:85517580 [ 1346.083420][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.083466][ T32] r10:00000000 r9:85517580 r8:8027ed34 r7:ec605e60 r6:85562480 r5:85811800 [ 1346.083499][ T32] r4:00000001 [ 1346.083575][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.083633][ T32] Exception stack(0xec665fb0 to 0xec665ff8) [ 1346.083662][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.083734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.083765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.083793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.083846][ T32] r4:85574100 [ 1346.084446][ T32] INFO: task kworker/1:555:5724 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.084534][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.084809][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.084973][ T32] Call trace: [ 1346.085040][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.085180][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.085283][ T32] r4:00000000 [ 1346.085334][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.085451][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.085535][ T32] 9d20: 8bd68000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.085607][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.085658][ T32] 9d60: 800b0013 ffffffff [ 1346.085707][ T32] r5:800b0013 r4:80239bd0 [ 1346.085753][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.085838][ T32] r4:82ac11e4 [ 1346.085888][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.086018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.086073][ T32] r4:e06b9dc0 [ 1346.086116][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.086204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.086279][ T32] r4:00000000 [ 1346.086330][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.086462][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.086522][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.086646][ T32] r5:00001000 r4:dfacd000 [ 1346.086715][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.086804][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.086885][ T32] r5:8501378c r4:85013400 [ 1346.087007][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.087111][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.087164][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.087260][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1346.087458][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 13 printk messages dropped ** [ 1346.113837][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.114085][ T32] r5:85812400 r4:829187f0 [ 1346.114106][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.114242][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.114652][ T32] r5:00001000 r4:eb491000 ** 6 printk messages dropped ** [ 1346.114976][ T32] r10:61c88647 r9:85812400 r8:8556252c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1346.115459][ T32] r4:849dce40 ** 3 printk messages dropped ** [ 1346.116220][ T32] Call trace: ** 8 printk messages dropped ** [ 1346.116532][ T32] r5:800b0013 r4:80239bd0 ** 5 printk messages dropped ** [ 1346.116828][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1346.117302][ T32] r5:8501378c r4:85013400 ** 9 printk messages dropped ** [ 1346.117823][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 10 printk messages dropped ** [ 1346.132468][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.132764][ T32] r5:85813c00 r4:829187f0 ** 1 printk messages dropped ** [ 1346.132864][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.132909][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 [ 1346.132977][ T32] r4:00000000 [ 1346.133007][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.133045][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.133084][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.133125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556a540 [ 1346.133146][ T32] r4:00000000 [ 1346.133177][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.133228][ T32] r9:83018005 r8:85813c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.133251][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.133294][ T32] r5:00001000 r4:eb715000 [ 1346.133314][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.133353][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.133393][ T32] r5:85788b8c r4:85788800 [ 1346.133413][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.133471][ T32] r7:dddced40 r6:83018000 r5:85788b8c r4:85562600 [ 1346.133523][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.133613][ T32] r10:61c88647 r9:85813c00 r8:8556262c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.133661][ T32] r4:85562600 [ 1346.133701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.133810][ T32] r10:00000000 r9:85562600 r8:8027ed34 r7:ec56de60 r6:85562680 r5:85813c00 [ 1346.133868][ T32] r4:00000001 [ 1346.133910][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.134002][ T32] Exception stack(0xec66dfb0 to 0xec66dff8) [ 1346.134067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.134147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.134214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.135959][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1346.136489][ T32] r4:e06b9dc0 ** 8 printk messages dropped ** [ 1346.136822][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1346.137582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.138220][ T32] r5:85813000 r4:829187f0 [ 1346.138304][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.159441][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.159618][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec679e08 [ 1346.159670][ T32] r4:00000000 [ 1346.159712][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.159792][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.159871][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.160061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855746c0 ** 6 printk messages dropped ** [ 1346.160587][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1346.161498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1346.164000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 10 printk messages dropped ** [ 1346.164700][ T32] r5:8501378c r4:85013400 ** 11 printk messages dropped ** [ 1346.165680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1346.166625][ T32] r4:857f3000 ** 1 printk messages dropped ** [ 1346.166745][ T32] r5:857f3000 r4:829187f0 ** 3 printk messages dropped ** [ 1346.167084][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.167700][ T32] r5:00001000 r4:eb80b000 ** 7 printk messages dropped ** [ 1346.199570][ T32] r4:85517680 ** 8 printk messages dropped ** [ 1346.200330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 15 printk messages dropped ** [ 1346.202926][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1346.203810][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1346.205095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1346.206066][ T32] r4:857f6c00 [ 1346.206159][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.206244][ T32] r5:857f6c00 r4:829187f0 [ 1346.206270][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.206414][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.206463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 [ 1346.206486][ T32] r4:00000000 [ 1346.206505][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.206543][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.206577][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.206661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85574780 [ 1346.206687][ T32] r4:00000000 [ 1346.206720][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.206769][ T32] r9:83018005 r8:857f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1346.206790][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.206831][ T32] r5:00001000 r4:eb92f000 [ 1346.206861][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.206906][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.207008][ T32] r5:857d478c r4:857d4400 [ 1346.207030][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.207075][ T32] r7:dddced40 r6:83018000 r5:857d478c r4:85562780 [ 1346.207191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.207240][ T32] r10:61c88647 r9:857f6c00 r8:855627ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.207330][ T32] r4:85562780 [ 1346.207362][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.207407][ T32] r10:00000000 r9:85562780 r8:8027ed34 r7:ec56de60 r6:85517780 r5:857f6c00 [ 1346.207453][ T32] r4:00000001 [ 1346.207476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.207511][ T32] Exception stack(0xec675fb0 to 0xec675ff8) [ 1346.207554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.207625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.207678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.207712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.207734][ T32] r4:8556a580 [ 1346.208062][ T32] INFO: task kworker/0:741:5734 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.208098][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.236652][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.236842][ T32] Call trace: [ 1346.236932][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.237048][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.237113][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.237338][ T32] 9d20: 8d1d2000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 16 printk messages dropped ** [ 1346.243703][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1346.245008][ T32] r4:847ccb40 ** 11 printk messages dropped ** [ 1346.246272][ T32] r5:857f6000 r4:829187f0 ** 3 printk messages dropped ** [ 1346.246793][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.247530][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1346.264935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.266561][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.266689][ T32] Call trace: [ 1346.266788][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.266899][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.266987][ T32] r4:00000000 [ 1346.267037][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.267142][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.267262][ T32] 9d20: 8d211000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.267367][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.267429][ T32] 9d60: 800b0013 ffffffff [ 1346.267482][ T32] r5:800b0013 r4:80239bd0 [ 1346.267532][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.267626][ T32] r4:82ac11e4 [ 1346.267728][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.267840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.267917][ T32] r4:e06b9dc0 [ 1346.268028][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.283003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.283185][ T32] r4:00000000 [ 1346.283244][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.283387][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.283442][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.283543][ T32] r5:00001000 r4:dfacd000 [ 1346.283591][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1346.285098][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.286462][ T32] r5:857f1800 r4:829187f0 ** 5 printk messages dropped ** [ 1346.287131][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1346.311490][ T32] r10:00000000 r9:85517880 r8:8027ed34 r7:ec679e60 r6:85517900 r5:857f1800 ** 13 printk messages dropped ** [ 1346.313545][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 12 printk messages dropped ** [ 1346.314597][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1346.315746][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1346.316622][ T32] INFO: task kworker/0:743:5740 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.317670][ T32] r5:857f0000 r4:829187f0 [ 1346.317726][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.317854][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.317970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 [ 1346.318023][ T32] r4:00000000 [ 1346.318069][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.349332][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.349499][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.349607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556a980 [ 1346.349669][ T32] r4:00000000 [ 1346.349719][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.349852][ T32] r9:83018005 r8:857f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1346.349936][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.350049][ T32] r5:00001000 r4:eb973000 [ 1346.350161][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.350297][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.350406][ T32] r5:8578978c r4:85789400 [ 1346.350459][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.350566][ T32] r7:dddced40 r6:83018000 r5:8578978c r4:85562880 [ 1346.350654][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.350769][ T32] r10:61c88647 r9:857f0000 r8:855628ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.350826][ T32] r4:85562880 [ 1346.350880][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.351023][ T32] r10:00000000 r9:85562880 r8:8027ed34 r7:ec675e60 r6:85517980 r5:857f0000 [ 1346.351159][ T32] r4:00000001 [ 1346.351221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.351304][ T32] Exception stack(0xec68dfb0 to 0xec68dff8) [ 1346.351372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.351439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.352712][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1346.354072][ T32] r4:e06b9dc0 ** 8 printk messages dropped ** [ 1346.355020][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1346.356257][ T32] r4:847ccb40 ** 8 printk messages dropped ** [ 1346.357042][ T32] r10:829187f4 r9:ec695d84 r8:00000002 r7:60000113 r6:ec695d8c r5:857f8c00 ** 2 printk messages dropped ** [ 1346.357274][ T32] r5:857f8c00 r4:829187f0 ** 5 printk messages dropped ** [ 1346.358319][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1346.387537][ T32] r10:61c88647 r9:857f8c00 r8:8556292c r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1346.390130][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.390948][ T32] 9d60: 800b0013 ffffffff ** 6 printk messages dropped ** [ 1346.391454][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1346.392628][ T32] r4:847da200 ** 8 printk messages dropped ** [ 1346.393226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1346.394337][ T32] r5:857f9800 r4:829187f0 ** 3 printk messages dropped ** [ 1346.394750][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.395137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556ab00 ** 11 printk messages dropped ** [ 1346.396262][ T32] r10:61c88647 r9:857f9800 r8:855629ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1346.397120][ T32] r4:8556a6c0 [ 1346.397574][ T32] INFO: task kworker/0:745:5743 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.397889][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.398141][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.432872][ T32] Call trace: [ 1346.433064][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.433215][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.433276][ T32] r4:00000000 [ 1346.433346][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.433461][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.433556][ T32] 9d20: 8e029000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.433644][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.433717][ T32] 9d60: 800b0013 ffffffff [ 1346.433779][ T32] r5:800b0013 r4:80239bd0 [ 1346.433832][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.433964][ T32] r4:82ac11e4 [ 1346.434022][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.434125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.434180][ T32] r4:e06b9dc0 [ 1346.434235][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.434337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.434394][ T32] r4:00000000 [ 1346.434669][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.435064][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.435211][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.435320][ T32] r5:00001000 r4:dfacd000 [ 1346.435633][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.435733][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.435832][ T32] r5:8501378c r4:85013400 [ 1346.435883][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.435995][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.436048][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.436150][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1346.436822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1346.454821][ T32] r4:857f8000 ** 1 printk messages dropped ** [ 1346.454924][ T32] r5:857f8000 r4:829187f0 [ 1346.455587][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.455686][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.455777][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 [ 1346.456018][ T32] r4:00000000 [ 1346.456074][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.456160][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.456291][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.456407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556ac80 [ 1346.456491][ T32] r4:00000000 [ 1346.456528][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.456608][ T32] r9:83018005 r8:857f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1346.456644][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.456739][ T32] r5:00001000 r4:eb9bd000 [ 1346.456789][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.456854][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.456986][ T32] r5:85789f8c r4:85789c00 [ 1346.457050][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.457157][ T32] r7:dddced40 r6:83018000 r5:85789f8c r4:85562a00 [ 1346.457232][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.457333][ T32] r10:61c88647 r9:857f8000 r8:85562a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.457397][ T32] r4:85562a00 [ 1346.457477][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.457573][ T32] r10:00000000 r9:85562a00 r8:8027ed34 r7:ec695e60 r6:85517b00 r5:857f8000 [ 1346.457620][ T32] r4:00000001 [ 1346.457678][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.457760][ T32] Exception stack(0xec6a1fb0 to 0xec6a1ff8) [ 1346.457818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.457882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.457963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.458039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.458144][ T32] r4:8556abc0 [ 1346.474283][ T32] INFO: task kworker/0:746:5745 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.474382][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.475053][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1346.475731][ T32] r4:e06b9dc0 ** 8 printk messages dropped ** [ 1346.476258][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1346.477354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1346.509608][ T32] r4:857fa400 ** 1 printk messages dropped ** [ 1346.509760][ T32] r5:857fa400 r4:829187f0 ** 2 printk messages dropped ** [ 1346.510045][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a9e08 [ 1346.510091][ T32] r4:00000000 [ 1346.510124][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.510236][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.510316][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.510384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556adc0 [ 1346.510420][ T32] r4:00000000 [ 1346.510513][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.510595][ T32] r9:83018005 r8:857fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1346.510631][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.510745][ T32] r5:00001000 r4:eb9ed000 [ 1346.510784][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.510950][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.511056][ T32] r5:8578a38c r4:8578a000 [ 1346.511100][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.511183][ T32] r7:dddced40 r6:83018000 r5:8578a38c r4:85562a80 [ 1346.511246][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.511916][ T32] r10:61c88647 r9:857fa400 r8:85562aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.511960][ T32] r4:85562a80 [ 1346.511993][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.512068][ T32] r10:00000000 r9:85562a80 r8:8027ed34 r7:ec695e60 r6:85517b80 r5:857fa400 [ 1346.512494][ T32] r4:00000001 [ 1346.512534][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.512593][ T32] Exception stack(0xec6a9fb0 to 0xec6a9ff8) [ 1346.513212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.513282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.513341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.513405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.513456][ T32] r4:8556aa80 [ 1346.514269][ T32] INFO: task kworker/0:747:5747 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.514345][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.514503][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.514618][ T32] Call trace: [ 1346.514702][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.514780][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.514864][ T32] r4:00000000 [ 1346.514995][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.515082][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.515135][ T32] 9d20: 8e76b000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.515238][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.515281][ T32] 9d60: 800b0013 ffffffff [ 1346.515319][ T32] r5:800b0013 r4:80239bd0 [ 1346.515352][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.515418][ T32] r4:82ac11e4 [ 1346.515451][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.515517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.515554][ T32] r4:e06b9dc0 [ 1346.515627][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.515699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.515762][ T32] r4:00000000 [ 1346.515797][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.515922][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.515965][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.516201][ T32] r5:8501378c r4:85013400 ** 9 printk messages dropped ** [ 1346.516974][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 7 printk messages dropped ** [ 1346.517553][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.518159][ T32] r5:857fb000 r4:829187f0 [ 1346.518207][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.530305][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.530457][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 [ 1346.530506][ T32] r4:00000000 [ 1346.530541][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.530626][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.530760][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.530857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556af00 [ 1346.530906][ T32] r4:00000000 [ 1346.530980][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.531085][ T32] r9:83018005 r8:857fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1346.531137][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.531244][ T32] r5:00001000 r4:ebaa5000 [ 1346.531288][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.531366][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.531455][ T32] r5:8578a78c r4:8578a400 [ 1346.531503][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.531617][ T32] r7:dddced40 r6:83018000 r5:8578a78c r4:85562b00 [ 1346.531676][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.531755][ T32] r10:61c88647 r9:857fb000 r8:85562b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.531793][ T32] r4:85562b00 [ 1346.531841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.531919][ T32] r10:00000000 r9:85562b00 r8:8027ed34 r7:ec695e60 r6:85517c00 r5:857fb000 [ 1346.531965][ T32] r4:00000001 [ 1346.532023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.532086][ T32] Exception stack(0xec6b1fb0 to 0xec6b1ff8) [ 1346.532147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.532218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.532352][ T32] r4:8556ac40 ** 2 printk messages dropped ** [ 1346.533362][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.533859][ T32] 9d60: 800b0013 ffffffff ** 2 printk messages dropped ** [ 1346.534817][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.535373][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1346.535556][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.535761][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.535802][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.535872][ T32] r5:00001000 r4:dfacd000 [ 1346.535904][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.535967][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.536033][ T32] r5:8501378c r4:85013400 [ 1346.536064][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.536137][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.536200][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.536298][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.536338][ T32] r4:847da200 [ 1346.536420][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.536546][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.536587][ T32] r4:00000001 [ 1346.536656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.536738][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.536786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.536861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.536915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.536981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.537021][ T32] r4:847ccb40 [ 1346.537057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.537103][ T32] INFO: task kworker/1:559:5751 blocked for more than 473 seconds. [ 1346.537175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.537233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.537278][ T32] task:kworker/1:559 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.537437][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.537563][ T32] Call trace: [ 1346.537632][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.537745][ T32] r10:829187f4 r9:ec6b5d84 r8:00000002 r7:60000113 r6:ec6b5d8c r5:857fbc00 [ 1346.537788][ T32] r4:857fbc00 [ 1346.537821][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.537884][ T32] r5:857fbc00 r4:829187f0 [ 1346.537916][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.537981][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.538078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b5e08 [ 1346.538131][ T32] r4:00000000 [ 1346.574960][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.575232][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.575316][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.575403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558a540 [ 1346.575449][ T32] r4:00000000 [ 1346.575487][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.575576][ T32] r9:83018205 r8:857fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.575620][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.575707][ T32] r5:00001000 r4:ec501000 [ 1346.575748][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.575824][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.575941][ T32] r5:8578bb8c r4:8578b800 [ 1346.575993][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.576085][ T32] r7:ddde2d40 r6:83018200 r5:8578bb8c r4:85517c80 [ 1346.576129][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.576223][ T32] r10:61c88647 r9:857fbc00 r8:85517cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.576268][ T32] r4:85517c80 [ 1346.576310][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.576471][ T32] r10:00000000 r9:85517c80 r8:8027ed34 r7:ec689e60 r6:85517d00 r5:857fbc00 [ 1346.576527][ T32] r4:00000001 [ 1346.576571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.576643][ T32] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1346.576704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.576797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.589110][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.589528][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.589806][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1346.590500][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1346.591209][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.591236][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.591286][ T32] r5:00001000 r4:dfacd000 [ 1346.591309][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.591355][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.591445][ T32] r5:8501378c r4:85013400 [ 1346.591546][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.591719][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.591746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.591800][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.591823][ T32] r4:847da200 [ 1346.591843][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.591887][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.591965][ T32] r4:00000001 [ 1346.592045][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.592121][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.592152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.592185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.592212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.592241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1346.592516][ T32] task:kworker/0:749 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.592893][ T32] r5:857fc800 r4:829187f0 [ 1346.592920][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.592961][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.593005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c5e08 [ 1346.593026][ T32] r4:00000000 [ 1346.593045][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.593131][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.593194][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.593239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556a480 [ 1346.593262][ T32] r4:00000000 [ 1346.593280][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.593322][ T32] r9:83018005 r8:857fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1346.593371][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.593463][ T32] r5:00001000 r4:ebaf9000 [ 1346.593486][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.593525][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.593565][ T32] r5:8578ab8c r4:8578a800 [ 1346.593584][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.593649][ T32] r7:dddced40 r6:83018000 r5:8578ab8c r4:85562b80 [ 1346.593673][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.593767][ T32] r10:61c88647 r9:857fc800 r8:85562bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.593802][ T32] r4:85562b80 [ 1346.593821][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.593865][ T32] r10:00000000 r9:85562b80 r8:8027ed34 r7:ec695e60 r6:85517d80 r5:857fc800 [ 1346.593889][ T32] r4:00000001 [ 1346.593908][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.593947][ T32] Exception stack(0xec6c5fb0 to 0xec6c5ff8) [ 1346.593974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.594001][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.594054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.594086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.594108][ T32] r4:8556af80 [ 1346.594634][ T32] INFO: task kworker/0:749:5753 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.594676][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.594779][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.594851][ T32] Call trace: [ 1346.594916][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.595014][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.595079][ T32] r4:00000000 [ 1346.595103][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.595178][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.595251][ T32] 9d20: 8ec15000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.595285][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.595333][ T32] 9d60: 800b0013 ffffffff [ 1346.595394][ T32] r5:800b0013 r4:80239bd0 [ 1346.595447][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.595559][ T32] r4:82ac11e4 [ 1346.595590][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.595656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.595682][ T32] r4:e06b9dc0 [ 1346.595749][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.595823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.595901][ T32] r4:00000000 [ 1346.595954][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.596005][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.596051][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.596104][ T32] r5:00001000 r4:dfacd000 [ 1346.596152][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.596224][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.596271][ T32] r5:8501378c r4:85013400 [ 1346.596313][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.596363][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.596385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.596431][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.596453][ T32] r4:847da200 [ 1346.596473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.596516][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.596538][ T32] r4:00000001 [ 1346.596557][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.596590][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.596616][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.596644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.596669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.596713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.596756][ T32] r4:847ccb40 [ 1346.596777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.596801][ T32] INFO: task kworker/0:750:5755 blocked for more than 473 seconds. [ 1346.596830][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.596852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.596871][ T32] task:kworker/0:750 state:D stack:0 pid:5755 tgid:5755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.596928][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.596971][ T32] Call trace: [ 1346.597025][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.597074][ T32] r10:829187f4 r9:ec6cdd84 r8:00000002 r7:60000013 r6:ec6cdd8c r5:857fd400 [ 1346.597122][ T32] r4:857fd400 [ 1346.597145][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.597185][ T32] r5:857fd400 r4:829187f0 [ 1346.597215][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.597281][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.597330][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1346.597352][ T32] r4:00000000 [ 1346.597410][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.597452][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.597489][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.597566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855740c0 [ 1346.597593][ T32] r4:00000000 [ 1346.597635][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.597706][ T32] r9:83018005 r8:857fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1346.597767][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.597819][ T32] r5:00001000 r4:ebb11000 [ 1346.597839][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.597902][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.597954][ T32] r5:8578af8c r4:8578ac00 [ 1346.597974][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.598015][ T32] r7:dddced40 r6:83018000 r5:8578af8c r4:85562c00 [ 1346.598037][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.598082][ T32] r10:61c88647 r9:857fd400 r8:85562c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.598197][ T32] r4:85562c00 [ 1346.623322][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.623421][ T32] r10:00000000 r9:85562c00 r8:8027ed34 r7:ec695e60 r6:85517e00 r5:857fd400 [ 1346.623448][ T32] r4:00000001 [ 1346.623468][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.623506][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1346.623536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.623564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.623614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.623651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.623698][ T32] r4:8556aec0 [ 1346.624201][ T32] INFO: task kworker/0:750:5755 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.624278][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.624516][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.624612][ T32] Call trace: [ 1346.624651][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.624779][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.624808][ T32] r4:00000000 [ 1346.624828][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.624867][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.624896][ T32] 9d20: 8f089000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.625020][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.625077][ T32] 9d60: 800b0013 ffffffff [ 1346.625111][ T32] r5:800b0013 r4:80239bd0 [ 1346.625178][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.625226][ T32] r4:82ac11e4 [ 1346.625247][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.625287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.625347][ T32] r4:e06b9dc0 [ 1346.625468][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.625514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.625536][ T32] r4:00000000 [ 1346.625589][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.625639][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.625661][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.625722][ T32] r5:00001000 r4:dfacd000 [ 1346.625745][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.625786][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.625828][ T32] r5:8501378c r4:85013400 [ 1346.625883][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.626016][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.626042][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.626088][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.626110][ T32] r4:847da200 [ 1346.626131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.626174][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.626198][ T32] r4:00000001 [ 1346.626217][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.626274][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.626340][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.626379][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.626405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.626440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.626487][ T32] r4:847ccb40 [ 1346.626571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.626618][ T32] INFO: task kworker/0:751:5758 blocked for more than 473 seconds. [ 1346.626680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.626715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.626735][ T32] task:kworker/0:751 state:D stack:0 pid:5758 tgid:5758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.626779][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.626822][ T32] Call trace: [ 1346.626852][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.626897][ T32] r10:829187f4 r9:ec6d9d84 r8:00000002 r7:60000113 r6:ec6d9d8c r5:857fe000 [ 1346.626956][ T32] r4:857fe000 [ 1346.627008][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.627050][ T32] r5:857fe000 r4:829187f0 [ 1346.627071][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.627133][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.627185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 [ 1346.627230][ T32] r4:00000000 [ 1346.627255][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.627293][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.627329][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.627384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855879c0 ** 3 printk messages dropped ** [ 1346.627535][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.627858][ T32] r4:85562c80 ** 3 printk messages dropped ** [ 1346.628065][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1346.640771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.640809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.640862][ T32] r4:855871c0 [ 1346.641363][ T32] INFO: task kworker/0:751:5758 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.641402][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.641557][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.641629][ T32] Call trace: [ 1346.641685][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.641772][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.641801][ T32] r4:00000000 [ 1346.641834][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.641901][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.641940][ T32] 9d20: 8f6a1000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.641969][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.641997][ T32] 9d60: 800b0013 ffffffff [ 1346.642087][ T32] r5:800b0013 r4:80239bd0 [ 1346.642136][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.642183][ T32] r4:82ac11e4 [ 1346.642227][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.642296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.642344][ T32] r4:e06b9dc0 [ 1346.642368][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.642454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.642487][ T32] r4:00000000 [ 1346.642549][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.642606][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.642629][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.642717][ T32] r5:00001000 r4:dfacd000 [ 1346.642742][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.642782][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.642862][ T32] r5:8501378c r4:85013400 [ 1346.642887][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.643055][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1346.643463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1346.643978][ T32] r5:857f5400 r4:829187f0 [ 1346.643999][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.644039][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.644266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85587140 ** 8 printk messages dropped ** [ 1346.644599][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1346.645131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.646103][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1346.646425][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1346.646835][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1346.647253][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1346.648007][ T32] INFO: task kworker/0:753:5761 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.677238][ T32] r5:85800c00 r4:829187f0 [ 1346.677260][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.678096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85587600 ** 11 printk messages dropped ** [ 1346.683633][ T32] r10:61c88647 r9:85800c00 r8:85562dac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1346.684680][ T32] r4:85587100 ** 5 printk messages dropped ** [ 1346.685748][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1346.686995][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1346.687569][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1346.707177][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.707213][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.707263][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.707286][ T32] r4:847da200 [ 1346.707307][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.707374][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.707408][ T32] r4:00000001 [ 1346.707431][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.707471][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.707502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.707530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.707857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.707892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.707922][ T32] r4:847ccb40 [ 1346.708155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.719044][ T32] INFO: task kworker/0:754:5764 blocked for more than 473 seconds. [ 1346.719106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.719134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.719400][ T32] task:kworker/0:754 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.719562][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.719686][ T32] Call trace: [ 1346.719722][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.719777][ T32] r10:829187f4 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:85801800 [ 1346.719801][ T32] r4:85801800 [ 1346.719821][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.720109][ T32] r5:85801800 r4:829187f0 [ 1346.720143][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.720184][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.720233][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 [ 1346.720256][ T32] r4:00000000 [ 1346.720675][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.720806][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.720850][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.720892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85587740 [ 1346.720920][ T32] r4:00000000 [ 1346.720945][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.720993][ T32] r9:83018005 r8:85801800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1346.721020][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.721318][ T32] r5:00001000 r4:ec569000 [ 1346.721349][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.721389][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.721612][ T32] r5:8578c38c r4:8578c000 [ 1346.721739][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.721891][ T32] r7:dddced40 r6:83018000 r5:8578c38c r4:85562e00 [ 1346.722102][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.722250][ T32] r10:61c88647 r9:85801800 r8:85562e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.722326][ T32] r4:85562e00 [ 1346.722361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.722429][ T32] r10:00000000 r9:85562e00 r8:8027ed34 r7:ec6d9e60 r6:8559a000 r5:85801800 [ 1346.722461][ T32] r4:00000001 [ 1346.722488][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.722557][ T32] Exception stack(0xec711fb0 to 0xec711ff8) [ 1346.722688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.722736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.722774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.722842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.722977][ T32] r4:85587680 [ 1346.723517][ T32] INFO: task kworker/0:754:5764 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.723560][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.723923][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.724171][ T32] Call trace: [ 1346.724211][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.724264][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.724492][ T32] r4:00000000 [ 1346.724517][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.724557][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.724610][ T32] 9d20: 9015a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.724678][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.724705][ T32] 9d60: 800b0013 ffffffff [ 1346.724729][ T32] r5:800b0013 r4:80239bd0 [ 1346.724750][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.724792][ T32] r4:82ac11e4 [ 1346.724813][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.724876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.724902][ T32] r4:e06b9dc0 [ 1346.724921][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.724978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.725194][ T32] r4:00000000 [ 1346.725276][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.725326][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.725348][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.725389][ T32] r5:00001000 r4:dfacd000 [ 1346.725408][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.725445][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.725515][ T32] r5:8501378c r4:85013400 [ 1346.725539][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.725586][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.725607][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.725651][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.725739][ T32] r4:847da200 [ 1346.725804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.725853][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.725992][ T32] r4:00000001 [ 1346.726490][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.726567][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.726599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.726883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.726913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.727888][ T32] INFO: task kworker/0:755:5766 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.759270][ T32] r4:85800000 ** 1 printk messages dropped ** [ 1346.759368][ T32] r5:85800000 r4:829187f0 [ 1346.759390][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.759431][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1346.759499][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.759845][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1346.760191][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.760296][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.760339][ T32] r5:8578c78c r4:8578c400 [ 1346.760359][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.760506][ T32] r7:dddced40 r6:83018000 r5:8578c78c r4:85562e80 [ 1346.760533][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.760654][ T32] r10:61c88647 r9:85800000 r8:85562eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.760680][ T32] r4:85562e80 [ 1346.760845][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.760899][ T32] r10:00000000 r9:85562e80 r8:8027ed34 r7:ec6d9e60 r6:8559a080 r5:85800000 [ 1346.761319][ T32] r4:00000001 [ 1346.761366][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.761410][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1346.761638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.761675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.761743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.761854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.761882][ T32] r4:855875c0 [ 1346.762381][ T32] INFO: task kworker/0:755:5766 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.762621][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.762969][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.763053][ T32] Call trace: [ 1346.763087][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.763138][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.763302][ T32] r4:00000000 [ 1346.763424][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.763471][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.763503][ T32] 9d20: 908b4000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.763628][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.763657][ T32] 9d60: 800b0013 ffffffff [ 1346.763680][ T32] r5:800b0013 r4:80239bd0 [ 1346.763720][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.763845][ T32] r4:82ac11e4 [ 1346.764031][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.764079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.764103][ T32] r4:e06b9dc0 [ 1346.764138][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.764534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.764719][ T32] r4:00000000 [ 1346.765013][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.765253][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.765357][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.765405][ T32] r5:00001000 r4:dfacd000 [ 1346.765425][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.765467][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.765651][ T32] r5:8501378c r4:85013400 [ 1346.765846][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.765898][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.766116][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.766281][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.766315][ T32] r4:847da200 [ 1346.766336][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.766459][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.766600][ T32] r4:00000001 [ 1346.766624][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.766730][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.766861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.766893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.768043][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1346.791345][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.791653][ T32] r5:85803000 r4:829187f0 [ 1346.791674][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.791714][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1346.791837][ T32] r4:00000000 [ 1346.791874][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1346.792075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84420d40 ** 8 printk messages dropped ** [ 1346.792579][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.793845][ T32] Exception stack(0xec721fb0 to 0xec721ff8) ** 4 printk messages dropped ** [ 1346.794529][ T32] r4:8558a880 ** 6 printk messages dropped ** [ 1346.795756][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.796146][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 7 printk messages dropped ** [ 1346.796883][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1346.797285][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.797689][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.797825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.798051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.798077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.819860][ T32] task:kworker/0:756 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.820064][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.820157][ T32] Call trace: [ 1346.820256][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.820320][ T32] r10:829187f4 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:85802400 [ 1346.820344][ T32] r4:85802400 [ 1346.820365][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.820404][ T32] r5:85802400 r4:829187f0 [ 1346.821098][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.821635][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.821696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1346.822096][ T32] r4:00000000 [ 1346.822120][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.822161][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.822567][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.822627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85574580 [ 1346.822674][ T32] r4:00000000 [ 1346.822699][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.822769][ T32] r9:83018005 r8:85802400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1346.822795][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.822862][ T32] r5:00001000 r4:e0097000 [ 1346.822886][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.822987][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.823039][ T32] r5:8578e38c r4:8578e000 [ 1346.823096][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.823423][ T32] r7:dddced40 r6:83018000 r5:8578e38c r4:85562f00 [ 1346.823490][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.823539][ T32] r10:61c88647 r9:85802400 r8:85562f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.823561][ T32] r4:85562f00 [ 1346.823582][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.823655][ T32] r10:00000000 r9:85562f00 r8:8027ed34 r7:ec6d9e60 r6:8559a200 r5:85802400 [ 1346.823682][ T32] r4:00000001 [ 1346.823702][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.823738][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) [ 1346.823766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.823818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.823848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.823877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.823898][ T32] r4:85587700 [ 1346.824391][ T32] INFO: task kworker/0:756:5769 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.824440][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.824529][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.824596][ T32] Call trace: [ 1346.825068][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.825121][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.825144][ T32] r4:00000000 [ 1346.825163][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.825207][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.825830][ T32] 9d20: 90dc9000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.825862][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.826095][ T32] 9d60: 800b0013 ffffffff [ 1346.826957][ T32] r5:800b0013 r4:80239bd0 [ 1346.827004][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.827048][ T32] r4:82ac11e4 [ 1346.827099][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.827164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.827207][ T32] r4:e06b9dc0 [ 1346.827230][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.827303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.827342][ T32] r4:00000000 [ 1346.827385][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.827438][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.827461][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.827501][ T32] r5:00001000 r4:dfacd000 [ 1346.827522][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.827723][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.850261][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 4 printk messages dropped ** [ 1346.850668][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1346.850874][ T32] task:kworker/0:757 state:D stack:0 pid:5771 tgid:5771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.851467][ T32] r5:85805400 r4:829187f0 [ 1346.851504][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.851693][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.852233][ T32] r5:00001000 r4:ec739000 ** 1 printk messages dropped ** [ 1346.852430][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.852700][ T32] r7:dddced40 r6:83018000 r5:8578cf8c r4:85562f80 [ 1346.852721][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.852765][ T32] r10:61c88647 r9:85805400 r8:85562fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.852786][ T32] r4:85562f80 [ 1346.852805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.852847][ T32] r10:00000000 r9:85562f80 r8:8027ed34 r7:ec73de60 r6:8559a280 r5:85805400 [ 1346.852868][ T32] r4:00000001 [ 1346.852887][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.852927][ T32] Exception stack(0xec745fb0 to 0xec745ff8) [ 1346.853001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.853035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.853062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.853203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.853285][ T32] r4:85587840 [ 1346.853805][ T32] INFO: task kworker/0:757:5771 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.853849][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.854012][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.854060][ T32] Call trace: [ 1346.854118][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.854264][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.854293][ T32] r4:00000000 [ 1346.854313][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.854352][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.854382][ T32] 9d20: 911f8000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.854411][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.854434][ T32] 9d60: 800b0013 ffffffff [ 1346.854461][ T32] r5:800b0013 r4:80239bd0 [ 1346.854494][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.854540][ T32] r4:82ac11e4 [ 1346.854559][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.854604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.854700][ T32] r4:e06b9dc0 [ 1346.854723][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.854781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.854879][ T32] r4:00000000 [ 1346.854911][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.855061][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.855096][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.855139][ T32] r5:00001000 r4:dfacd000 [ 1346.855157][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.855195][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.855236][ T32] r5:8501378c r4:85013400 [ 1346.855268][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.855319][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.855351][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.855518][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.855594][ T32] r4:847da200 [ 1346.855618][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.855861][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.856046][ T32] r4:00000001 [ 1346.856076][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.856112][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.856138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.856191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.856387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.856419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.856443][ T32] r4:847ccb40 [ 1346.856463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.856489][ T32] INFO: task kworker/0:758:5773 blocked for more than 473 seconds. [ 1346.856518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.856542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.856562][ T32] task:kworker/0:758 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.856679][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.856748][ T32] Call trace: [ 1346.856798][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.856849][ T32] r10:829187f4 r9:ec755d84 r8:00000002 r7:60000113 r6:ec755d8c r5:85806000 [ 1346.856873][ T32] r4:85806000 [ 1346.856892][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.856937][ T32] r5:85806000 r4:829187f0 [ 1346.856958][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.856996][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.857040][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 [ 1346.857084][ T32] r4:00000000 [ 1346.857133][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.857296][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.857369][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.857430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85587c80 [ 1346.857457][ T32] r4:00000000 [ 1346.857476][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.857519][ T32] r9:83018005 r8:85806000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1346.857683][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.857730][ T32] r5:00001000 r4:ec74d000 [ 1346.857832][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.857875][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.857923][ T32] r5:8578d38c r4:8578d000 [ 1346.857996][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.858056][ T32] r7:dddced40 r6:83018000 r5:8578d38c r4:855da000 [ 1346.858131][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.881672][ T32] r10:61c88647 r9:85806000 r8:855da02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.881724][ T32] r4:855da000 [ 1346.881759][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.881923][ T32] r10:00000000 r9:855da000 r8:8027ed34 r7:ec73de60 r6:8559a300 r5:85806000 [ 1346.881955][ T32] r4:00000001 [ 1346.881975][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.882012][ T32] Exception stack(0xec755fb0 to 0xec755ff8) [ 1346.882089][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.882291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1346.883248][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.883476][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.883600][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1346.883894][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1346.884189][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 4 printk messages dropped ** [ 1346.884533][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 5 printk messages dropped ** [ 1346.884754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.885307][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1346.885552][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.885708][ T32] r5:85803c00 r4:829187f0 [ 1346.885728][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.885912][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.885993][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.886033][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.886217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85587d40 [ 1346.886244][ T32] r4:00000000 [ 1346.886265][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.886404][ T32] r9:83018005 r8:85803c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1346.886429][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.886657][ T32] r5:00001000 r4:ec75d000 [ 1346.886680][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.886758][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.886803][ T32] r5:8578d78c r4:8578d400 [ 1346.886823][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.886949][ T32] r7:dddced40 r6:83018000 r5:8578d78c r4:855da080 [ 1346.886978][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.887027][ T32] r10:61c88647 r9:85803c00 r8:855da0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.887065][ T32] r4:855da080 [ 1346.887116][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.887178][ T32] r10:00000000 r9:855da080 r8:8027ed34 r7:ec73de60 r6:8559a380 r5:85803c00 [ 1346.887203][ T32] r4:00000001 [ 1346.887222][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.887256][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 1346.887390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.887436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.887583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.887650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.887675][ T32] r4:85587c40 [ 1346.888019][ T32] INFO: task kworker/0:759:5775 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.888062][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.905724][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.905835][ T32] Call trace: [ 1346.905937][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.906041][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.906076][ T32] r4:00000000 [ 1346.906098][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.906163][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.906200][ T32] 9d20: 919be000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.906228][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.906253][ T32] 9d60: 800b0013 ffffffff [ 1346.906291][ T32] r5:800b0013 r4:80239bd0 [ 1346.906315][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.906358][ T32] r4:82ac11e4 [ 1346.906377][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.906417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.906462][ T32] r4:e06b9dc0 [ 1346.906486][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.906528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.906550][ T32] r4:00000000 [ 1346.906568][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.906613][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.906636][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.906678][ T32] r5:00001000 r4:dfacd000 [ 1346.906698][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.906808][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1346.907187][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1346.907589][ T32] INFO: task kworker/0:760:5777 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.921694][ T32] r5:85804800 r4:829187f0 [ 1346.921726][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.922070][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.922506][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1346.922993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1346.924029][ T32] 9d20: 91c65000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1346.924605][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1346.925231][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1346.925443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1346.926267][ T32] r10:829187f4 r9:ec6c9d84 r8:00000002 r7:60000013 r6:ec6c9d8c r5:85815400 ** 2 printk messages dropped ** [ 1346.926350][ T32] r5:85815400 r4:829187f0 ** 3 printk messages dropped ** [ 1346.926509][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.926676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855872c0 ** 9 printk messages dropped ** [ 1346.927246][ T32] r7:dddced40 r6:83018000 r5:8578df8c r4:855da100 ** 6 printk messages dropped ** [ 1346.927664][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.927738][ T32] Exception stack(0xec6c9fb0 to 0xec6c9ff8) [ 1346.927768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.927796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.927822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.927850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.927872][ T32] r4:85587cc0 [ 1346.951604][ T32] INFO: task kworker/0:761:5779 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.951713][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.951821][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.951939][ T32] Call trace: [ 1346.952049][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.952143][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.952179][ T32] r4:00000000 [ 1346.952200][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.952309][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.952375][ T32] 9d20: 921e3000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.952408][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.952432][ T32] 9d60: 800b0013 ffffffff [ 1346.952455][ T32] r5:800b0013 r4:80239bd0 [ 1346.952500][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.952574][ T32] r4:82ac11e4 [ 1346.952598][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.952641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.952663][ T32] r4:e06b9dc0 [ 1346.952683][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.952747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1346.952798][ T32] r4:00000000 [ 1346.952821][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.952868][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.952890][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.952939][ T32] r5:00001000 r4:dfacd000 [ 1346.952960][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.952999][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.953040][ T32] r5:8501378c r4:85013400 [ 1346.953060][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.953106][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1346.953152][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.953201][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.953267][ T32] r4:847da200 [ 1346.953321][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.953394][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.953468][ T32] r4:00000001 [ 1346.953529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.953569][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.953595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.953622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.953647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.953674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.953711][ T32] r4:847ccb40 [ 1346.953785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.953818][ T32] INFO: task kworker/0:762:5782 blocked for more than 473 seconds. [ 1346.953854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.953925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.953992][ T32] task:kworker/0:762 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.954045][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.954090][ T32] Call trace: [ 1346.954146][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.954197][ T32] r10:829187f4 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:85816000 [ 1346.954243][ T32] r4:85816000 [ 1346.954291][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.954410][ T32] r5:85816000 r4:829187f0 [ 1346.954466][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.954540][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.954587][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1346.954610][ T32] r4:00000000 [ 1346.954653][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.954698][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1346.954741][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.954783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620040 [ 1346.954831][ T32] r4:00000000 [ 1346.954855][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1346.954967][ T32] r9:83018005 r8:85816000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1346.955024][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.955072][ T32] r5:00001000 r4:eaf97000 [ 1346.955092][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1346.955155][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.955210][ T32] r5:8578eb8c r4:8578e800 [ 1346.955231][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.955373][ T32] r7:dddced40 r6:83018000 r5:8578eb8c r4:855da280 [ 1346.955404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.955509][ T32] r10:61c88647 r9:85816000 r8:855da2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.955567][ T32] r4:855da280 [ 1346.955620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.955676][ T32] r10:00000000 r9:855da280 r8:8027ed34 r7:ec73de60 r6:855da300 r5:85816000 [ 1346.955698][ T32] r4:00000001 [ 1346.955718][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.955798][ T32] Exception stack(0xebcf5fb0 to 0xebcf5ff8) [ 1346.955828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.955857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.955911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.955954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.955976][ T32] r4:85587fc0 [ 1346.956377][ T32] INFO: task kworker/0:762:5782 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1346.956413][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.956472][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.956547][ T32] Call trace: [ 1346.956601][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.956676][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1346.956703][ T32] r4:00000000 [ 1346.956742][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.956805][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1346.956944][ T32] 9d20: 921e3000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1346.956978][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1346.957001][ T32] 9d60: 800b0013 ffffffff [ 1346.957024][ T32] r5:800b0013 r4:80239bd0 [ 1346.957071][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.957156][ T32] r4:82ac11e4 [ 1346.957190][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.957256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1346.957283][ T32] r4:e06b9dc0 [ 1346.957318][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1346.957388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 6 printk messages dropped ** [ 1346.957758][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.958002][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.958025][ T32] r4:847da200 [ 1346.958125][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.965918][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1346.966008][ T32] r4:00000001 [ 1346.966043][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.966117][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1346.966216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.966253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.966279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.966308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.966378][ T32] r4:847ccb40 [ 1346.966407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.966478][ T32] INFO: task kworker/0:763:5783 blocked for more than 473 seconds. [ 1346.966523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.966549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.966594][ T32] task:kworker/0:763 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.966737][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.966796][ T32] Call trace: [ 1346.966856][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.966913][ T32] r10:829187f4 r9:ec681d84 r8:00000002 r7:60000113 r6:ec681d8c r5:85816c00 [ 1346.966987][ T32] r4:85816c00 [ 1346.967012][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.967073][ T32] r5:85816c00 r4:829187f0 [ 1346.967172][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.967295][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.967386][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 [ 1346.967410][ T32] r4:00000000 [ 1346.967474][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1346.967650][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.967952][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1346.981828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1346.982076][ T32] r4:85514dc0 ** 5 printk messages dropped ** [ 1346.983113][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 8 printk messages dropped ** [ 1346.983449][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.983711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 5 printk messages dropped ** [ 1346.984116][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1346.984923][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1346.985253][ T32] INFO: task kworker/0:764:5787 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.985836][ T32] r5:85814800 r4:829187f0 [ 1346.985981][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.986224][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.986539][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.986832][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.987219][ T32] Exception stack(0xec659fb0 to 0xec659ff8) ** 4 printk messages dropped ** [ 1346.987485][ T32] r4:856201c0 ** 2 printk messages dropped ** [ 1346.987953][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.015753][ T32] r5:800b0013 r4:80239bd0 ** 5 printk messages dropped ** [ 1347.016255][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1347.016640][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.017115][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 7 printk messages dropped ** [ 1347.017379][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1347.017739][ T32] r5:85810000 r4:829187f0 [ 1347.017781][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.017958][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.018132][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.022210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856205c0 [ 1347.022289][ T32] r4:00000000 [ 1347.022352][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.022488][ T32] r9:83018005 r8:85810000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1347.022559][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.022662][ T32] r5:00001000 r4:eb4df000 [ 1347.022743][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.022845][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.022977][ T32] r5:8578f78c r4:8578f400 [ 1347.023031][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.023147][ T32] r7:dddced40 r6:83018000 r5:8578f78c r4:855da580 [ 1347.023202][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.023341][ T32] r10:61c88647 r9:85810000 r8:855da5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.023402][ T32] r4:855da580 [ 1347.023473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.023603][ T32] r10:00000000 r9:855da580 r8:8027ed34 r7:ec659e60 r6:855da600 r5:85810000 [ 1347.023666][ T32] r4:00000001 [ 1347.023717][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.023810][ T32] Exception stack(0xec785fb0 to 0xec785ff8) [ 1347.023886][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.023960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.024027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.024098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.024156][ T32] r4:85620100 [ 1347.024863][ T32] INFO: task kworker/0:765:5788 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.024968][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.025106][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.025219][ T32] Call trace: [ 1347.025351][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.025466][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.025527][ T32] r4:00000000 [ 1347.025579][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.025673][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.025747][ T32] 9d20: 927f1000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.025809][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.025874][ T32] 9d60: 800b0013 ffffffff [ 1347.025932][ T32] r5:800b0013 r4:80239bd0 [ 1347.025986][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.026077][ T32] r4:82ac11e4 [ 1347.026128][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.026234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.026379][ T32] r4:e06b9dc0 [ 1347.026436][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.026549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.026615][ T32] r4:00000000 [ 1347.026662][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.026773][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.026855][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.026997][ T32] r5:00001000 r4:dfacd000 [ 1347.027046][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.027131][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.027284][ T32] r5:8501378c r4:85013400 [ 1347.027340][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.027481][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.027543][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.027688][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.027775][ T32] r4:847da200 [ 1347.027829][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.027940][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 6 printk messages dropped ** [ 1347.051317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1347.051873][ T32] r10:829187f4 r9:ec789d84 r8:00000002 r7:60000013 r6:ec789d8c r5:85828000 ** 2 printk messages dropped ** [ 1347.051988][ T32] r5:85828000 r4:829187f0 ** 2 printk messages dropped ** [ 1347.052243][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec789e08 ** 8 printk messages dropped ** [ 1347.052708][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1347.053206][ T32] r10:00000000 r9:855da680 r8:8027ed34 r7:ec785e60 r6:855da700 r5:85828000 ** 7 printk messages dropped ** [ 1347.053483][ T32] r4:85620300 ** 3 printk messages dropped ** [ 1347.054143][ T32] Call trace: ** 8 printk messages dropped ** [ 1347.054738][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1347.055137][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1347.055527][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1347.056333][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.056997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.057428][ T32] task:kworker/0:767 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.073865][ T32] r5:85829800 r4:829187f0 ** 3 printk messages dropped ** [ 1347.074012][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.074245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620b40 ** 10 printk messages dropped ** [ 1347.074961][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.075624][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.075794][ T32] r4:85620440 [ 1347.076258][ T32] INFO: task kworker/0:767:5792 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.076294][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.076437][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.076504][ T32] Call trace: [ 1347.076538][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.076586][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.076621][ T32] r4:00000000 [ 1347.076696][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.076759][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.076789][ T32] 9d20: 929e0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.076818][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.076842][ T32] 9d60: 800b0013 ffffffff [ 1347.076880][ T32] r5:800b0013 r4:80239bd0 [ 1347.076904][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.076971][ T32] r4:82ac11e4 [ 1347.076994][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.077036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.077058][ T32] r4:e06b9dc0 [ 1347.077077][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.077118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.077141][ T32] r4:00000000 [ 1347.077162][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.077257][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.077285][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.077329][ T32] r5:00001000 r4:dfacd000 [ 1347.077400][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.077443][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.077797][ T32] r5:8501378c r4:85013400 [ 1347.077821][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.077872][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.077894][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.077938][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.078062][ T32] r4:847da200 [ 1347.078087][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.092966][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.093052][ T32] r4:00000001 [ 1347.093113][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.093241][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.093321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.093393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.093462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.093533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.093601][ T32] r4:847ccb40 [ 1347.093677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.093750][ T32] INFO: task kworker/0:768:5794 blocked for more than 473 seconds. [ 1347.093852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.093925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.093981][ T32] task:kworker/0:768 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.094094][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.094201][ T32] Call trace: [ 1347.094306][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.094513][ T32] r10:829187f4 r9:ec791d84 r8:00000002 r7:60000113 r6:ec791d8c r5:8582b000 [ 1347.094580][ T32] r4:8582b000 [ 1347.094635][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.094734][ T32] r5:8582b000 r4:829187f0 [ 1347.094813][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.094952][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.095059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec791e08 [ 1347.095144][ T32] r4:00000000 [ 1347.095201][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.095311][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.095444][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.095575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620800 [ 1347.095649][ T32] r4:00000000 [ 1347.095698][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.095800][ T32] r9:83018005 r8:8582b000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1347.095835][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.095884][ T32] r5:00001000 r4:eb533000 ** 4 printk messages dropped ** [ 1347.096140][ T32] r7:dddced40 r6:83018000 r5:8578fb8c r4:855da880 ** 6 printk messages dropped ** [ 1347.096547][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.098130][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.117859][ T32] 9d60: 800b0013 ffffffff ** 6 printk messages dropped ** [ 1347.121692][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1347.122250][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1347.122879][ T32] task:kworker/0:769 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.123636][ T32] r5:84a41800 r4:829187f0 [ 1347.123660][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.123700][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.123752][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec799e08 [ 1347.123796][ T32] r4:00000000 [ 1347.123818][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.123878][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.123916][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.123956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620a00 [ 1347.123979][ T32] r4:00000000 [ 1347.123997][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.124038][ T32] r9:83018005 r8:84a41800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1347.124059][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.124135][ T32] r5:00001000 r4:eb75f000 [ 1347.124158][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.124197][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.124236][ T32] r5:8578ff8c r4:8578fc00 [ 1347.124254][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.124297][ T32] r7:dddced40 r6:83018000 r5:8578ff8c r4:855da980 [ 1347.124326][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.124393][ T32] r10:61c88647 r9:84a41800 r8:855da9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.124419][ T32] r4:855da980 [ 1347.124438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.124501][ T32] r10:00000000 r9:855da980 r8:8027ed34 r7:ec781e60 r6:8559a480 r5:84a41800 [ 1347.124526][ T32] r4:00000001 [ 1347.124544][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.124578][ T32] Exception stack(0xec799fb0 to 0xec799ff8) [ 1347.124612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.124642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.124683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1347.124765][ T32] r4:85620880 [ 1347.125284][ T32] INFO: task kworker/0:769:5796 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.125556][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.125958][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.126028][ T32] Call trace: [ 1347.126060][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.126114][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.126183][ T32] r4:00000000 [ 1347.126205][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.126277][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.126309][ T32] 9d20: 92d0a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.126467][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.126536][ T32] 9d60: 800b0013 ffffffff [ 1347.126563][ T32] r5:800b0013 r4:80239bd0 [ 1347.126582][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.126621][ T32] r4:82ac11e4 [ 1347.126639][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.126680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.126701][ T32] r4:e06b9dc0 [ 1347.126764][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.126809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.126831][ T32] r4:00000000 [ 1347.126850][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.126893][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.126939][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.127009][ T32] r5:00001000 r4:dfacd000 ** 1 printk messages dropped ** [ 1347.127070][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1347.127607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.148532][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.148821][ T32] r5:84a43000 r4:829187f0 [ 1347.148841][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.149087][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.149509][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.149761][ T32] r10:00000000 r9:855daa00 r8:8027ed34 r7:ec781e60 r6:8559a500 r5:84a43000 ** 7 printk messages dropped ** [ 1347.150074][ T32] r4:856209c0 ** 6 printk messages dropped ** [ 1347.151155][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.151554][ T32] 9d60: 800b0013 ffffffff ** 7 printk messages dropped ** [ 1347.152233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 7 printk messages dropped ** [ 1347.152920][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1347.153250][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 7 printk messages dropped ** [ 1347.153528][ T32] r4:847ccb40 ** 5 printk messages dropped ** [ 1347.153799][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.154303][ T32] r5:84a44800 r4:829187f0 ** 1 printk messages dropped ** [ 1347.154457][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.155293][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.155405][ T32] r5:00001000 r4:eb883000 [ 1347.155453][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.155536][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.155630][ T32] r5:8579478c r4:85794400 [ 1347.155677][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.155772][ T32] r7:dddced40 r6:83018000 r5:8579478c r4:855daa80 [ 1347.155823][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.155925][ T32] r10:61c88647 r9:84a44800 r8:855daaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.155979][ T32] r4:855daa80 [ 1347.156044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.156171][ T32] r10:00000000 r9:855daa80 r8:8027ed34 r7:ec7a1e60 r6:8559a580 r5:84a44800 [ 1347.156288][ T32] r4:00000001 [ 1347.156343][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.156440][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) [ 1347.156519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.156635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.156732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.156811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.156874][ T32] r4:85620b00 [ 1347.157397][ T32] INFO: task kworker/0:771:5801 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.157501][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.157658][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.157767][ T32] Call trace: [ 1347.157852][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.157953][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.158005][ T32] r4:00000000 [ 1347.158050][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.183878][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.183931][ T32] 9d20: 9323b000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.183962][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.183986][ T32] 9d60: 800b0013 ffffffff [ 1347.184011][ T32] r5:800b0013 r4:80239bd0 [ 1347.184050][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.184116][ T32] r4:82ac11e4 [ 1347.184170][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.184237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.184266][ T32] r4:e06b9dc0 [ 1347.184288][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.184331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.184355][ T32] r4:00000000 [ 1347.184375][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1347.184651][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.185533][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.186006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1347.186564][ T32] r4:84a42400 ** 1 printk messages dropped ** [ 1347.186651][ T32] r5:84a42400 r4:829187f0 ** 1 printk messages dropped ** [ 1347.186711][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.187026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620d80 ** 10 printk messages dropped ** [ 1347.187403][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.187820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.203475][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.203987][ T32] r5:800b0013 r4:80239bd0 ** 5 printk messages dropped ** [ 1347.204424][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.204925][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1347.205214][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 10 printk messages dropped ** [ 1347.205523][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.206020][ T32] r4:84a45400 ** 1 printk messages dropped ** [ 1347.206156][ T32] r5:84a45400 r4:829187f0 ** 3 printk messages dropped ** [ 1347.206372][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.206444][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.206792][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1347.207333][ T32] Exception stack(0xec7b9fb0 to 0xec7b9ff8) ** 3 printk messages dropped ** [ 1347.207499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.207543][ T32] r4:85620f40 [ 1347.207878][ T32] INFO: task kworker/0:773:5804 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.207935][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.207998][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.208061][ T32] Call trace: [ 1347.228739][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.228847][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.228880][ T32] r4:00000000 [ 1347.228904][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.228945][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.228978][ T32] 9d20: 9399c000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.229029][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.229058][ T32] 9d60: 800b0013 ffffffff [ 1347.229082][ T32] r5:800b0013 r4:80239bd0 [ 1347.229111][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.229154][ T32] r4:82ac11e4 [ 1347.229174][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.229226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.229259][ T32] r4:e06b9dc0 [ 1347.229279][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.229322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.229344][ T32] r4:00000000 [ 1347.229362][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.229427][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.229453][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.229509][ T32] r5:00001000 r4:dfacd000 [ 1347.229555][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.229597][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.229648][ T32] r5:8501378c r4:85013400 [ 1347.229671][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.229716][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.229764][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.229832][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.229861][ T32] r4:847da200 [ 1347.229881][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.229948][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.229994][ T32] r4:00000001 [ 1347.230037][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.230074][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.230106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.230135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.230160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.230188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.230231][ T32] r4:847ccb40 [ 1347.230257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.230318][ T32] INFO: task kworker/0:774:5805 blocked for more than 473 seconds. [ 1347.230354][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.230399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.230444][ T32] task:kworker/0:774 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.230499][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.230579][ T32] Call trace: [ 1347.230610][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.230674][ T32] r10:829187f4 r9:ec7bdd84 r8:00000002 r7:60000013 r6:ec7bdd8c r5:84a40c00 [ 1347.230701][ T32] r4:84a40c00 [ 1347.230724][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.230767][ T32] r5:84a40c00 r4:829187f0 [ 1347.230787][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.230823][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.230880][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 [ 1347.230904][ T32] r4:00000000 [ 1347.230923][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1347.231034][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.231401][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.231801][ T32] Exception stack(0xec7bdfb0 to 0xec7bdff8) ** 7 printk messages dropped ** [ 1347.232803][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.233196][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1347.233841][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1347.234272][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 7 printk messages dropped ** [ 1347.234996][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1347.235853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1347.236606][ T32] r5:84a43c00 r4:829187f0 [ 1347.236636][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.236874][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.237168][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.237547][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.237757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.259390][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.259495][ T32] 9d20: 93cc7000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.259522][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.259544][ T32] 9d60: 800b0013 ffffffff [ 1347.259576][ T32] r5:800b0013 r4:80239bd0 [ 1347.259599][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.259641][ T32] r4:82ac11e4 [ 1347.259660][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.259700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.259722][ T32] r4:e06b9dc0 [ 1347.259741][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.259781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.259803][ T32] r4:00000000 [ 1347.259820][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.259871][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.259916][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.259961][ T32] r5:00001000 r4:dfacd000 [ 1347.259981][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.260018][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.260095][ T32] r5:8501378c r4:85013400 [ 1347.260122][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.260170][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.260191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.260255][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.260283][ T32] r4:847da200 [ 1347.260325][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.260375][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.260407][ T32] r4:00000001 [ 1347.260452][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.260511][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.260581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.260612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.260638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.260665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.260707][ T32] r4:847ccb40 [ 1347.260733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.260760][ T32] INFO: task kworker/0:776:5809 blocked for more than 473 seconds. [ 1347.260791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.260814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.260860][ T32] task:kworker/0:776 state:D stack:0 pid:5809 tgid:5809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.260954][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.261010][ T32] Call trace: [ 1347.261101][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.261205][ T32] r10:829187f4 r9:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:84a40000 [ 1347.261260][ T32] r4:84a40000 [ 1347.261310][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.261408][ T32] r5:84a40000 r4:829187f0 [ 1347.261473][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.261566][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.261674][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 [ 1347.261743][ T32] r4:00000000 [ 1347.261793][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.261895][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.261985][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.262097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca240 [ 1347.262163][ T32] r4:00000000 [ 1347.262218][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.262332][ T32] r9:83018005 r8:84a40000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1347.262388][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.262483][ T32] r5:00001000 r4:ebc29000 [ 1347.262576][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.262672][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.262784][ T32] r5:8579638c r4:85796000 [ 1347.262839][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.262968][ T32] r7:dddced40 r6:83018000 r5:8579638c r4:855dad00 [ 1347.263032][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.263153][ T32] r10:61c88647 r9:84a40000 r8:855dad2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1347.263574][ T32] Exception stack(0xec7cdfb0 to 0xec7cdff8) ** 7 printk messages dropped ** [ 1347.264339][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.264695][ T32] r5:800b0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1347.264981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 8 printk messages dropped ** [ 1347.265324][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.265705][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1347.265983][ T32] INFO: task kworker/0:777:5811 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.266371][ T32] r5:84a46c00 r4:829187f0 ** 1 printk messages dropped ** [ 1347.266428][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.266576][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.266611][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.266673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca040 [ 1347.266697][ T32] r4:00000000 [ 1347.266813][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.266864][ T32] r9:83018005 r8:84a46c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1347.266909][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.266995][ T32] r5:00001000 r4:ebc17000 [ 1347.267284][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.267327][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.267370][ T32] r5:85795f8c r4:85795c00 [ 1347.267389][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.267453][ T32] r7:dddced40 r6:83018000 r5:85795f8c r4:855dad80 [ 1347.267484][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.267533][ T32] r10:61c88647 r9:84a46c00 r8:855dadac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.267554][ T32] r4:855dad80 [ 1347.267593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.267639][ T32] r10:00000000 r9:855dad80 r8:8027ed34 r7:ec7cde60 r6:8559a880 r5:84a46c00 [ 1347.267660][ T32] r4:00000001 [ 1347.267687][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.267735][ T32] Exception stack(0xec7d5fb0 to 0xec7d5ff8) [ 1347.267780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.267810][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.267861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.267892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.267934][ T32] r4:851ca0c0 ** 1 printk messages dropped ** [ 1347.291128][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.291927][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.291994][ T32] 9d60: 800b0013 ffffffff [ 1347.292020][ T32] r5:800b0013 r4:80239bd0 [ 1347.292040][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.292082][ T32] r4:82ac11e4 [ 1347.292101][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.292141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.292163][ T32] r4:e06b9dc0 [ 1347.292182][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.292222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.292243][ T32] r4:00000000 [ 1347.292320][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.292370][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.292391][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.292432][ T32] r5:00001000 r4:dfacd000 [ 1347.292538][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.292581][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.292622][ T32] r5:8501378c r4:85013400 [ 1347.292641][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.293129][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1347.293583][ T32] INFO: task kworker/0:778:5813 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.294357][ T32] r4:84a46000 ** 1 printk messages dropped ** [ 1347.294563][ T32] r5:84a46000 r4:829187f0 [ 1347.294637][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.294919][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 ** 7 printk messages dropped ** [ 1347.295597][ T32] r9:83018005 r8:84a46000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1347.296305][ T32] r10:61c88647 r9:84a46000 r8:855dae2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1347.296955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.318666][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.319088][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.319417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1347.320110][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 8 printk messages dropped ** [ 1347.321205][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.321692][ T32] task:kworker/0:779 state:D stack:0 pid:5815 tgid:5815 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.322018][ T32] r4:85806c00 [ 1347.322038][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.322155][ T32] r5:85806c00 r4:829187f0 [ 1347.322178][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.322218][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.322293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 [ 1347.322343][ T32] r4:00000000 [ 1347.322365][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.322404][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.322462][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.322506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca580 [ 1347.322528][ T32] r4:00000000 [ 1347.322548][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.322591][ T32] r9:83018005 r8:85806c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1347.322612][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.322653][ T32] r5:00001000 r4:ebc59000 [ 1347.322672][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.322709][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.322748][ T32] r5:85796b8c r4:85796800 [ 1347.322768][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.322809][ T32] r7:dddced40 r6:83018000 r5:85796b8c r4:855dae80 [ 1347.322841][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.322894][ T32] r10:61c88647 r9:85806c00 r8:855daeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.322952][ T32] r4:855dae80 [ 1347.322979][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.323023][ T32] r10:00000000 r9:855dae80 r8:8027ed34 r7:ec7dde60 r6:8559a980 r5:85806c00 [ 1347.323046][ T32] r4:00000001 [ 1347.323065][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.323120][ T32] Exception stack(0xec7e5fb0 to 0xec7e5ff8) [ 1347.323151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.323230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.323260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.323313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.323338][ T32] r4:851ca140 [ 1347.323891][ T32] INFO: task kworker/0:779:5815 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.323929][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.323986][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.324031][ T32] Call trace: [ 1347.324060][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.324107][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.324130][ T32] r4:00000000 [ 1347.324148][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.324185][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.324213][ T32] 9d20: 941aa000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.324241][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.324264][ T32] 9d60: 800b0013 ffffffff [ 1347.324285][ T32] r5:800b0013 r4:80239bd0 [ 1347.324305][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.324362][ T32] r4:82ac11e4 [ 1347.324388][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.324431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.324452][ T32] r4:e06b9dc0 [ 1347.324471][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.324510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.324532][ T32] r4:00000000 [ 1347.324576][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.324625][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.324648][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.324689][ T32] r5:00001000 r4:dfacd000 [ 1347.324709][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.324758][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.324818][ T32] r5:8501378c r4:85013400 [ 1347.324875][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.324926][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.324948][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.325065][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.325146][ T32] r4:847da200 [ 1347.325170][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.325216][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.325354][ T32] r4:00000001 [ 1347.325378][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.325464][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 2 printk messages dropped ** [ 1347.325580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.325613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.325636][ T32] r4:847ccb40 [ 1347.325656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.325706][ T32] INFO: task kworker/0:780:5817 blocked for more than 473 seconds. [ 1347.325738][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.325763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.325784][ T32] task:kworker/0:780 state:D stack:0 pid:5817 tgid:5817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.325844][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.325992][ T32] Call trace: [ 1347.326027][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.326070][ T32] r10:829187f4 r9:ec7edd84 r8:00000002 r7:60000013 r6:ec7edd8c r5:85808c00 [ 1347.326110][ T32] r4:85808c00 [ 1347.326158][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.326202][ T32] r5:85808c00 r4:829187f0 [ 1347.326222][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.326361][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.326411][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1347.326433][ T32] r4:00000000 [ 1347.326567][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.326610][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.326670][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.326714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca880 [ 1347.326736][ T32] r4:00000000 [ 1347.326755][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.326797][ T32] r9:83018005 r8:85808c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1347.326818][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.326857][ T32] r5:00001000 r4:ebca7000 [ 1347.326961][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.327006][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.327050][ T32] r5:8579778c r4:85797400 [ 1347.327120][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.327175][ T32] r7:dddced40 r6:83018000 r5:8579778c r4:855daf00 [ 1347.327207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.327254][ T32] r10:61c88647 r9:85808c00 r8:855daf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.327348][ T32] r4:855daf00 [ 1347.327463][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.327509][ T32] r10:00000000 r9:855daf00 r8:8027ed34 r7:ec7e5e60 r6:8559aa00 r5:85808c00 [ 1347.327533][ T32] r4:00000001 [ 1347.327552][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.327586][ T32] Exception stack(0xec7edfb0 to 0xec7edff8) [ 1347.327631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.327662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.327690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.327718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1347.354461][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.354754][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 5 printk messages dropped ** [ 1347.355015][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1347.355135][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1347.355215][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.355338][ T32] r5:00001000 r4:dfacd000 ** 3 printk messages dropped ** [ 1347.355482][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.355744][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.355912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.356081][ T32] INFO: task kworker/0:781:5819 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1347.356349][ T32] r10:829187f4 r9:ec78dd84 r8:00000002 r7:60000113 r6:ec78dd8c r5:85828c00 ** 2 printk messages dropped ** [ 1347.356427][ T32] r5:85828c00 r4:829187f0 [ 1347.356446][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.356609][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.356684][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.357074][ T32] r5:00001000 r4:ebc8f000 ** 2 printk messages dropped ** [ 1347.357223][ T32] r5:8579738c r4:85797000 ** 3 printk messages dropped ** [ 1347.357369][ T32] r10:61c88647 r9:85828c00 r8:855dafac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1347.357695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.370462][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.371227][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1347.371425][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1347.371554][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.371844][ T32] r5:00001000 r4:dfacd000 [ 1347.371901][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.371945][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.372029][ T32] r5:8501378c r4:85013400 [ 1347.372082][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.372131][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.372152][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.372195][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.372242][ T32] r4:847da200 [ 1347.372265][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.372313][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.372335][ T32] r4:00000001 [ 1347.372353][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.372413][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.372442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.372503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.372573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.372615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.372640][ T32] r4:847ccb40 [ 1347.372695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.372760][ T32] INFO: task kworker/0:782:5823 blocked for more than 473 seconds. [ 1347.372796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.372820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.372867][ T32] task:kworker/0:782 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.372916][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.372957][ T32] Call trace: [ 1347.373021][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.373069][ T32] r10:829187f4 r9:ec7f1d84 r8:00000002 r7:60000113 r6:ec7f1d8c r5:8582bc00 [ 1347.373114][ T32] r4:8582bc00 [ 1347.373148][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.373194][ T32] r5:8582bc00 r4:829187f0 [ 1347.373241][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.373311][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.373360][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 [ 1347.373383][ T32] r4:00000000 [ 1347.373401][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.373438][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.373473][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.373514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cabc0 [ 1347.373561][ T32] r4:00000000 [ 1347.373583][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.373628][ T32] r9:83018005 r8:8582bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1347.373661][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.373742][ T32] r5:00001000 r4:ebce1000 [ 1347.373764][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.373803][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.373842][ T32] r5:85797f8c r4:85797c00 [ 1347.373867][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.373930][ T32] r7:dddced40 r6:83018000 r5:85797f8c r4:8519f080 [ 1347.373954][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.374027][ T32] r10:61c88647 r9:8582bc00 r8:8519f0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.374053][ T32] r4:8519f080 [ 1347.374072][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.374114][ T32] r10:00000000 r9:8519f080 r8:8027ed34 r7:ec7ede60 r6:8519f100 r5:8582bc00 [ 1347.374164][ T32] r4:00000001 [ 1347.374224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.374260][ T32] Exception stack(0xec7f1fb0 to 0xec7f1ff8) [ 1347.374286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.374335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.374364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.374391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.374412][ T32] r4:851ca680 [ 1347.374782][ T32] INFO: task kworker/0:782:5823 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.374843][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.374908][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.375000][ T32] Call trace: [ 1347.375057][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.375127][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.375155][ T32] r4:00000000 [ 1347.375176][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.375214][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.375294][ T32] 9d20: 94e55000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.375327][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.375351][ T32] 9d60: 800b0013 ffffffff [ 1347.375401][ T32] r5:800b0013 r4:80239bd0 [ 1347.375450][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.375494][ T32] r4:82ac11e4 [ 1347.375530][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.375583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.375627][ T32] r4:e06b9dc0 [ 1347.375651][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.375693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.375750][ T32] r4:00000000 [ 1347.375772][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.375817][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.375839][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.375885][ T32] r5:00001000 r4:dfacd000 [ 1347.375905][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.375941][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.375982][ T32] r5:8501378c r4:85013400 [ 1347.376001][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.376069][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.376097][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.376143][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.376173][ T32] r4:847da200 [ 1347.376195][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.376239][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.376276][ T32] r4:00000001 [ 1347.376326][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.376363][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.376411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.376441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.376498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.376529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.376553][ T32] r4:847ccb40 [ 1347.376572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.376595][ T32] INFO: task kworker/0:783:5824 blocked for more than 473 seconds. [ 1347.376621][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.376644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.376663][ T32] task:kworker/0:783 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.376706][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.376765][ T32] Call trace: [ 1347.376794][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.376836][ T32] r10:829187f4 r9:ec795d84 r8:00000002 r7:60000113 r6:ec795d8c r5:8582c800 [ 1347.376864][ T32] r4:8582c800 [ 1347.376884][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.376922][ T32] r5:8582c800 r4:829187f0 [ 1347.377002][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.377045][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.377103][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec795e08 [ 1347.377129][ T32] r4:00000000 [ 1347.377147][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.377183][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.377217][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.377255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca9c0 [ 1347.377276][ T32] r4:00000000 [ 1347.377303][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.377349][ T32] r9:83018005 r8:8582c800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1347.377369][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.377409][ T32] r5:00001000 r4:ebcc7000 [ 1347.377453][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.377494][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.377537][ T32] r5:85797b8c r4:85797800 [ 1347.377556][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.377598][ T32] r7:dddced40 r6:83018000 r5:85797b8c r4:8519f180 [ 1347.377658][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.377706][ T32] r10:61c88647 r9:8582c800 r8:8519f1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.377758][ T32] r4:8519f180 [ 1347.377804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1347.377991][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.401958][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.402585][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1347.402943][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1347.403027][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.403341][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.403745][ T32] r4:847da200 ** 2 printk messages dropped ** [ 1347.403875][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.404024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.404249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1347.404544][ T32] r4:8582d400 ** 1 printk messages dropped ** [ 1347.404628][ T32] r5:8582d400 r4:829187f0 [ 1347.404650][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.404712][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.404759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 [ 1347.404781][ T32] r4:00000000 [ 1347.404814][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.404857][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.404909][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.404953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cae40 [ 1347.404974][ T32] r4:00000000 [ 1347.404992][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.405056][ T32] r9:83018005 r8:8582d400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1347.405080][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.405122][ T32] r5:00001000 r4:ec59f000 [ 1347.405140][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.405209][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.405324][ T32] r5:8579878c r4:85798400 [ 1347.405357][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.405402][ T32] r7:dddced40 r6:83018000 r5:8579878c r4:8519f300 [ 1347.405443][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.405492][ T32] r10:61c88647 r9:8582d400 r8:8519f32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.405514][ T32] r4:8519f300 [ 1347.405532][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.405602][ T32] r10:00000000 r9:8519f300 r8:8027ed34 r7:ec7f1e60 r6:8519f280 r5:8582d400 [ 1347.405659][ T32] r4:00000001 [ 1347.405680][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.405741][ T32] Exception stack(0xec7f9fb0 to 0xec7f9ff8) [ 1347.405782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.405835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.405885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.405946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.406017][ T32] r4:851caa40 [ 1347.406290][ T32] INFO: task kworker/0:784:5827 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.406350][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.406439][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.406519][ T32] Call trace: [ 1347.406550][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.406640][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.406688][ T32] r4:00000000 [ 1347.406712][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.406779][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.406811][ T32] 9d20: 95481000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.406838][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.406894][ T32] 9d60: 800b0013 ffffffff [ 1347.406920][ T32] r5:800b0013 r4:80239bd0 [ 1347.406952][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.406994][ T32] r4:82ac11e4 [ 1347.407058][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.407147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.407188][ T32] r4:e06b9dc0 [ 1347.407280][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.407325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.407374][ T32] r4:00000000 [ 1347.407396][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.407440][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.407461][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.407501][ T32] r5:00001000 r4:dfacd000 [ 1347.407519][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.407558][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.407597][ T32] r5:8501378c r4:85013400 [ 1347.407733][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.407782][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 2 printk messages dropped ** [ 1347.407931][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1347.421101][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.421464][ T32] task:kworker/0:785 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.421919][ T32] r5:8582e000 r4:829187f0 ** 2 printk messages dropped ** [ 1347.422133][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 ** 5 printk messages dropped ** [ 1347.422458][ T32] r4:00000000 [ 1347.422477][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.422522][ T32] r9:83018005 r8:8582e000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.422576][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.422648][ T32] r5:00001000 r4:ec55b000 [ 1347.422686][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.422759][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.422803][ T32] r5:8579838c r4:85798000 [ 1347.422823][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.422909][ T32] r7:dddced40 r6:83018000 r5:8579838c r4:8519f380 [ 1347.422953][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.423029][ T32] r10:61c88647 r9:8582e000 r8:8519f3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.423055][ T32] r4:8519f380 [ 1347.423075][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.423136][ T32] r10:00000000 r9:8519f380 r8:8027ed34 r7:ec7f9e60 r6:8519f400 r5:8582e000 [ 1347.423160][ T32] r4:00000001 [ 1347.423178][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.423243][ T32] Exception stack(0xec801fb0 to 0xec801ff8) [ 1347.423271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.423311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.423340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.423368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.423417][ T32] r4:851caac0 [ 1347.423883][ T32] INFO: task kworker/0:785:5829 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.423920][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.423990][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.424061][ T32] Call trace: [ 1347.424128][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.424217][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.424244][ T32] r4:00000000 [ 1347.424263][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.424301][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.424330][ T32] 9d20: 9566a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.424386][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.424414][ T32] 9d60: 800b0013 ffffffff ** 4 printk messages dropped ** [ 1347.424572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 9 printk messages dropped ** [ 1347.425130][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.425183][ T32] r5:8501378c r4:85013400 [ 1347.425218][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.425295][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.425344][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.425391][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.425439][ T32] r4:847da200 [ 1347.425463][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.425508][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.425530][ T32] r4:00000001 [ 1347.425580][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.425666][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.425696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.425723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.425799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.425830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.425894][ T32] r4:847ccb40 [ 1347.425929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.425957][ T32] INFO: task kworker/0:786:5831 blocked for more than 473 seconds. [ 1347.425987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.426060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.426088][ T32] task:kworker/0:786 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.426534][ T32] r5:8582ec00 r4:829187f0 [ 1347.426561][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.426690][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.427087][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1347.427631][ T32] r10:00000000 r9:8519f480 r8:8027ed34 r7:ec7f9e60 r6:8519f500 r5:8582ec00 ** 10 printk messages dropped ** [ 1347.448718][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.449118][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1347.449328][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1347.449615][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1347.449967][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1347.450226][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1347.450745][ T32] r10:829187f4 r9:ec809d84 r8:00000002 r7:60000013 r6:ec809d8c r5:8582a400 ** 4 printk messages dropped ** [ 1347.451014][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.451396][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1347.451962][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.452119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.452966][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.453240][ T32] r5:800b0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1347.453631][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.454064][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.454443][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.454588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.455012][ T32] r4:84a78000 [ 1347.455031][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.455070][ T32] r5:84a78000 r4:829187f0 [ 1347.455088][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.455167][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.455255][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec80de08 [ 1347.455301][ T32] r4:00000000 [ 1347.455323][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.455360][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.455421][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.455485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1440 [ 1347.455509][ T32] r4:00000000 [ 1347.455542][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.455587][ T32] r9:83018005 r8:84a78000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1347.455609][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.455668][ T32] r5:00001000 r4:ec623000 [ 1347.455690][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.455732][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.455810][ T32] r5:8579978c r4:85799400 [ 1347.455883][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.455931][ T32] r7:dddced40 r6:83018000 r5:8579978c r4:8519f680 [ 1347.455952][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.455995][ T32] r10:61c88647 r9:84a78000 r8:8519f6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.456016][ T32] r4:8519f680 [ 1347.456033][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.456078][ T32] r10:00000000 r9:8519f680 r8:8027ed34 r7:ec809e60 r6:8519f700 r5:84a78000 [ 1347.456139][ T32] r4:00000001 [ 1347.456161][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.456195][ T32] Exception stack(0xec80dfb0 to 0xec80dff8) [ 1347.456220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.456274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.456303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.456347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1347.456647][ T32] INFO: task kworker/0:788:5835 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 10 printk messages dropped ** [ 1347.457215][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1347.457497][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1347.457599][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1347.457955][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 14 printk messages dropped ** [ 1347.482991][ T32] INFO: task kworker/0:789:5837 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.485552][ T32] r5:84a78c00 r4:829187f0 [ 1347.485572][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.485611][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.485803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 [ 1347.485872][ T32] r4:00000000 [ 1347.486382][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.486426][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.486542][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.486656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1280 [ 1347.486682][ T32] r4:00000000 [ 1347.486703][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.486750][ T32] r9:83018005 r8:84a78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1347.486790][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.486835][ T32] r5:00001000 r4:ec60b000 [ 1347.486863][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.486904][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.486962][ T32] r5:8579938c r4:85799000 [ 1347.486985][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.487031][ T32] r7:dddced40 r6:83018000 r5:8579938c r4:8519f780 [ 1347.487053][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.487138][ T32] r10:61c88647 r9:84a78c00 r8:8519f7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.487230][ T32] r4:8519f780 [ 1347.487252][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.487297][ T32] r10:00000000 r9:8519f780 r8:8027ed34 r7:ec80de60 r6:8519f800 r5:84a78c00 [ 1347.487319][ T32] r4:00000001 [ 1347.487338][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.487458][ T32] Exception stack(0xec811fb0 to 0xec811ff8) [ 1347.487505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.487535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.487697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.487731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.487755][ T32] r4:847d1100 [ 1347.511079][ T32] INFO: task kworker/0:789:5837 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.511205][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.511282][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.511436][ T32] Call trace: [ 1347.511567][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.511626][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.511651][ T32] r4:00000000 [ 1347.511673][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.511712][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.511743][ T32] 9d20: 9631e000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.511891][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.511946][ T32] 9d60: 800b0013 ffffffff [ 1347.511974][ T32] r5:800b0013 r4:80239bd0 [ 1347.512060][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.512108][ T32] r4:82ac11e4 [ 1347.512129][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.512257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.512283][ T32] r4:e06b9dc0 [ 1347.512307][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.512352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.512376][ T32] r4:00000000 [ 1347.512429][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.512522][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.512550][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.512596][ T32] r5:00001000 r4:dfacd000 [ 1347.512673][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.512732][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.512788][ T32] r5:8501378c r4:85013400 [ 1347.512991][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.513043][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.513065][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.513180][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.513384][ T32] r4:847da200 [ 1347.513407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.513453][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.513509][ T32] r4:00000001 [ 1347.513701][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.513739][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.513768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.513826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.513856][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.513907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.513929][ T32] r4:847ccb40 [ 1347.513964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.514157][ T32] INFO: task kworker/0:790:5839 blocked for more than 474 seconds. [ 1347.514199][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.514241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.514349][ T32] task:kworker/0:790 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.514462][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.514572][ T32] Call trace: [ 1347.514608][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.514654][ T32] r10:829187f4 r9:ec815d84 r8:00000002 r7:60000113 r6:ec815d8c r5:84a79800 [ 1347.514714][ T32] r4:84a79800 [ 1347.514737][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.514841][ T32] r5:84a79800 r4:829187f0 [ 1347.514868][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.514991][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.515043][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 [ 1347.515067][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.515341][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1347.516232][ T32] r7:dddced40 r6:83018000 r5:85799b8c r4:8519f880 ** 8 printk messages dropped ** [ 1347.516520][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.517204][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.565363][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1347.567848][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.572207][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1347.574232][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.574996][ T32] task:kworker/0:791 state:D stack:0 pid:5841 tgid:5841 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.575257][ T32] r5:84a7a400 r4:829187f0 ** 2 printk messages dropped ** [ 1347.575493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec819e08 ** 8 printk messages dropped ** [ 1347.576030][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.576665][ T32] r10:61c88647 r9:84a7a400 r8:8519f9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1347.576853][ T32] r10:00000000 r9:8519f980 r8:8027ed34 r7:ec815e60 r6:8519fa00 r5:84a7a400 [ 1347.576885][ T32] r4:00000001 [ 1347.576905][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.577091][ T32] Exception stack(0xec819fb0 to 0xec819ff8) [ 1347.577121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.577149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.577174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.577714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.577741][ T32] r4:847d14c0 [ 1347.599299][ T32] INFO: task kworker/0:791:5841 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.600308][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.600467][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.600595][ T32] Call trace: [ 1347.600670][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.600785][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.600834][ T32] r4:00000000 [ 1347.600879][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.600961][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.601040][ T32] 9d20: 96ed6000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.601106][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.601177][ T32] 9d60: 800b0013 ffffffff [ 1347.601504][ T32] r5:800b0013 r4:80239bd0 [ 1347.601562][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.601655][ T32] r4:82ac11e4 [ 1347.601704][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.601796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.601849][ T32] r4:e06b9dc0 [ 1347.601893][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.601983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.602031][ T32] r4:00000000 [ 1347.602073][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.602172][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.602219][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.602305][ T32] r5:00001000 r4:dfacd000 [ 1347.602349][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.602429][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.602914][ T32] r5:8501378c r4:85013400 [ 1347.603053][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.603157][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.603212][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.603323][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1347.604253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.606476][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.650336][ T32] r5:84a7b000 r4:829187f0 [ 1347.650462][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.650845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 ** 7 printk messages dropped ** [ 1347.652044][ T32] r9:83018005 r8:84a7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 1 printk messages dropped ** [ 1347.652197][ T32] r5:00001000 r4:ec82b000 [ 1347.652242][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.652320][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.652407][ T32] r5:8579a38c r4:8579a000 [ 1347.652448][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.652539][ T32] r7:dddced40 r6:83018000 r5:8579a38c r4:8519fa80 [ 1347.652586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.652883][ T32] r10:61c88647 r9:84a7b000 r8:8519faac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.652960][ T32] r4:8519fa80 [ 1347.653009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.653104][ T32] r10:00000000 r9:8519fa80 r8:8027ed34 r7:ec819e60 r6:8519fb00 r5:84a7b000 [ 1347.653151][ T32] r4:00000001 [ 1347.653201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.653276][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1347.653335][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.653392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.653450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.653534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.653619][ T32] r4:847d1600 [ 1347.654783][ T32] INFO: task kworker/0:792:5843 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.654866][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.656004][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.656108][ T32] Call trace: [ 1347.656188][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.656781][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.656839][ T32] r4:00000000 [ 1347.658357][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.681796][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.681947][ T32] 9d20: 97805000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.682023][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.682152][ T32] 9d60: 800b0013 ffffffff [ 1347.682231][ T32] r5:800b0013 r4:80239bd0 [ 1347.682311][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.682437][ T32] r4:82ac11e4 [ 1347.682502][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.682598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.682645][ T32] r4:e06b9dc0 [ 1347.682722][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.682820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.682891][ T32] r4:00000000 [ 1347.682988][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.683169][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.683224][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.683726][ T32] r5:00001000 r4:dfacd000 [ 1347.683785][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.684300][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1347.686450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1347.687661][ T32] r4:84a7bc00 ** 1 printk messages dropped ** [ 1347.688015][ T32] r5:84a7bc00 r4:829187f0 [ 1347.688084][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.710216][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.711170][ T32] r9:83018005 r8:84a7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 9 printk messages dropped ** [ 1347.712081][ T32] r4:8519fb80 ** 6 printk messages dropped ** [ 1347.713983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.760220][ T32] Call trace: ** 8 printk messages dropped ** [ 1347.760865][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1347.761524][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1347.763204][ T32] r5:00001000 r4:dfacd000 ** 4 printk messages dropped ** [ 1347.766912][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 7 printk messages dropped ** [ 1347.783948][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1347.787554][ T32] INFO: task kworker/0:794:5847 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.809785][ T32] r5:84a7c800 r4:829187f0 [ 1347.810589][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.810682][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.810945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 [ 1347.811005][ T32] r4:00000000 [ 1347.811048][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.811128][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.811242][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.811332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1a40 [ 1347.811566][ T32] r4:00000000 [ 1347.811616][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.811715][ T32] r9:83018005 r8:84a7c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1347.811766][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.811853][ T32] r5:00001000 r4:ec84f000 [ 1347.811896][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.811981][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.812116][ T32] r5:8579af8c r4:8579ac00 [ 1347.812172][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.812267][ T32] r7:dddced40 r6:83018000 r5:8579af8c r4:8519fc80 [ 1347.812394][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.812650][ T32] r10:61c88647 r9:84a7c800 r8:8519fcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.812719][ T32] r4:8519fc80 [ 1347.812768][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.812860][ T32] r10:00000000 r9:8519fc80 r8:8027ed34 r7:ec829e60 r6:8519fd00 r5:84a7c800 [ 1347.813436][ T32] r4:00000001 [ 1347.813516][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.813598][ T32] Exception stack(0xec835fb0 to 0xec835ff8) [ 1347.814406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.814840][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.815517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.815911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.815976][ T32] r4:847d1900 [ 1347.816911][ T32] INFO: task kworker/0:794:5847 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.817914][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.853426][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.853572][ T32] Call trace: [ 1347.854064][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.854847][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.854907][ T32] r4:00000000 [ 1347.855065][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.855155][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.855231][ T32] 9d20: 986e7000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.855827][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.855886][ T32] 9d60: 800b0013 ffffffff [ 1347.855996][ T32] r5:800b0013 r4:80239bd0 [ 1347.856046][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.856133][ T32] r4:82ac11e4 [ 1347.856602][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.856782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.856839][ T32] r4:e06b9dc0 [ 1347.856884][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.856973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.857021][ T32] r4:00000000 [ 1347.857063][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.857736][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.857792][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.857935][ T32] r5:00001000 r4:dfacd000 [ 1347.858183][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.877185][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.877388][ T32] r5:8501378c r4:85013400 [ 1347.877442][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.877538][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.877583][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.877676][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.877724][ T32] r4:847da200 [ 1347.877766][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.877866][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.877922][ T32] r4:00000001 [ 1347.878117][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.890033][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.890134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.890206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.890998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.894068][ T32] r4:84a7d400 ** 1 printk messages dropped ** [ 1347.894846][ T32] r5:84a7d400 r4:829187f0 [ 1347.894899][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.895914][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.898251][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.909741][ T32] r5:8579ab8c r4:8579a800 ** 4 printk messages dropped ** [ 1347.910081][ T32] r4:8519fd80 ** 5 printk messages dropped ** [ 1347.910948][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.913999][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.914507][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1347.915204][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.916716][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1347.958732][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.959113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1347.959788][ T32] r5:84a7e000 r4:829187f0 [ 1347.959807][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.960104][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1347.960646][ T32] r10:61c88647 r9:84a7e000 r8:8519feac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1347.960901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.961644][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.962054][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1347.962603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.962637][ T32] r4:00000000 [ 1347.962659][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.962706][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.962749][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.962795][ T32] r5:00001000 r4:dfacd000 [ 1347.962837][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.962879][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.962922][ T32] r5:8501378c r4:85013400 [ 1347.962994][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.963044][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.963065][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.963108][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.963150][ T32] r4:847da200 [ 1347.963178][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.963222][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1347.963243][ T32] r4:00000001 [ 1347.963261][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.963294][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1347.963339][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.963391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.963420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.963448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.963470][ T32] r4:847ccb40 [ 1347.963510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.963538][ T32] INFO: task kworker/0:797:5853 blocked for more than 474 seconds. [ 1347.963569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.963616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.963639][ T32] task:kworker/0:797 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.963724][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.963766][ T32] Call trace: [ 1347.963837][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.963883][ T32] r10:829187f4 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:84a7ec00 [ 1347.963906][ T32] r4:84a7ec00 [ 1347.963941][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.963983][ T32] r5:84a7ec00 r4:829187f0 [ 1347.964002][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.964039][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.964083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1347.964103][ T32] r4:00000000 [ 1347.964121][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.964178][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.964217][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.964305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620f80 [ 1347.964329][ T32] r4:00000000 [ 1347.964349][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.964392][ T32] r9:83018005 r8:84a7ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1347.964413][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.964452][ T32] r5:00001000 r4:ec867000 [ 1347.964496][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.964537][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.964577][ T32] r5:8579b78c r4:8579b400 [ 1347.964595][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.964659][ T32] r7:dddced40 r6:83018000 r5:8579b78c r4:8519ff80 [ 1347.964682][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.964727][ T32] r10:61c88647 r9:84a7ec00 r8:8519ffac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.964748][ T32] r4:8519ff80 [ 1347.964769][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.964835][ T32] r10:00000000 r9:8519ff80 r8:8027ed34 r7:ec84de60 r6:85603000 r5:84a7ec00 [ 1347.964860][ T32] r4:00000001 [ 1347.964879][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.964912][ T32] Exception stack(0xec859fb0 to 0xec859ff8) [ 1347.965001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.965032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.965058][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.965085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.965148][ T32] r4:847d1d40 [ 1347.965470][ T32] INFO: task kworker/0:797:5853 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.965526][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.965602][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.965646][ T32] Call trace: [ 1347.965675][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1347.965763][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.965912][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1347.966231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 3 printk messages dropped ** [ 1347.966355][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.966463][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.966688][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1347.967005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1347.967223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.967396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1347.967541][ T32] task:kworker/0:798 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.967612][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.967655][ T32] Call trace: [ 1347.967683][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.967725][ T32] r10:829187f4 r9:ec865d84 r8:00000002 r7:60000113 r6:ec865d8c r5:85830000 [ 1347.967784][ T32] r4:85830000 [ 1347.967807][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.967846][ T32] r5:85830000 r4:829187f0 [ 1347.967864][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.967927][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.967975][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec865e08 [ 1347.967996][ T32] r4:00000000 [ 1347.968014][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.968051][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1347.985117][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.985271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85613040 [ 1347.985303][ T32] r4:00000000 [ 1347.985345][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.985419][ T32] r9:83018005 r8:85830000 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1347.985446][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.985491][ T32] r5:00001000 r4:dfb4f000 [ 1347.985514][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.985564][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.985609][ T32] r5:8579bb8c r4:8579b800 [ 1347.985630][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.985675][ T32] r7:dddced40 r6:83018000 r5:8579bb8c r4:85603080 [ 1347.985695][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.985738][ T32] r10:61c88647 r9:85830000 r8:856030ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.985760][ T32] r4:85603080 [ 1347.985778][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.985821][ T32] r10:00000000 r9:85603080 r8:8027ed34 r7:ec859e60 r6:85603100 r5:85830000 [ 1347.985843][ T32] r4:00000001 [ 1347.985861][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.985907][ T32] Exception stack(0xec865fb0 to 0xec865ff8) [ 1347.985940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.985967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.985994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.986021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.986042][ T32] r4:85613080 [ 1347.986523][ T32] INFO: task kworker/0:798:5856 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1347.986558][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.986624][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.986695][ T32] Call trace: [ 1347.986769][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.986832][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1347.986884][ T32] r4:00000000 [ 1347.986908][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.986972][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1347.987044][ T32] 9d20: 996b3000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1347.987097][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1347.987140][ T32] 9d60: 800b0013 ffffffff [ 1347.987190][ T32] r5:800b0013 r4:80239bd0 [ 1347.987214][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.987275][ T32] r4:82ac11e4 [ 1347.987306][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.987370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1347.987437][ T32] r4:e06b9dc0 [ 1347.987460][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1347.987501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1347.987585][ T32] r4:00000000 [ 1347.987648][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1347.987717][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.987743][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.987795][ T32] r5:00001000 r4:dfacd000 [ 1347.987859][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1347.987909][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.987961][ T32] r5:8501378c r4:85013400 [ 1347.987983][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.988029][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1347.988049][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.002492][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.002732][ T32] r4:847da200 [ 1348.002794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.002953][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.003045][ T32] r4:00000001 [ 1348.003106][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.003240][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.003313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.003384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.003477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.003551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.003731][ T32] r4:847ccb40 [ 1348.003772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.003861][ T32] INFO: task kworker/0:799:5858 blocked for more than 474 seconds. [ 1348.003933][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.003981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.004042][ T32] task:kworker/0:799 state:D stack:0 pid:5858 tgid:5858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.004215][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.004316][ T32] Call trace: [ 1348.004379][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.004480][ T32] r10:829187f4 r9:ebb25d84 r8:00000002 r7:60000113 r6:ebb25d8c r5:85830c00 ** 2 printk messages dropped ** [ 1348.004604][ T32] r5:85830c00 r4:829187f0 [ 1348.004649][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1348.005452][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1348.007061][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1348.029781][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 14 printk messages dropped ** [ 1348.030455][ T32] INFO: task kworker/0:800:5859 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.030980][ T32] r5:85831800 r4:829187f0 ** 10 printk messages dropped ** [ 1348.031635][ T32] r9:83018005 r8:85831800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 16 printk messages dropped ** [ 1348.032609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.032705][ T32] r4:85613240 [ 1348.033420][ T32] INFO: task kworker/0:800:5859 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.033587][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.033747][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.033929][ T32] Call trace: [ 1348.034024][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.034148][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.034203][ T32] r4:00000000 [ 1348.034307][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.034368][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.034423][ T32] 9d20: 99c9a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.034480][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.034537][ T32] 9d60: 800b0013 ffffffff [ 1348.034591][ T32] r5:800b0013 r4:80239bd0 [ 1348.034617][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.034662][ T32] r4:82ac11e4 [ 1348.034708][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.034764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.034786][ T32] r4:e06b9dc0 [ 1348.034806][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.034890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.034917][ T32] r4:00000000 [ 1348.034996][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.035049][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.035123][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.035200][ T32] r5:00001000 r4:dfacd000 [ 1348.035226][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.035290][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.035353][ T32] r5:8501378c r4:85013400 [ 1348.035377][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.035456][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.035492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.035594][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.035632][ T32] r4:847da200 [ 1348.035654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.035701][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.035773][ T32] r4:00000001 [ 1348.035803][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.035838][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.035872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.035900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.035996][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.036100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.036154][ T32] r4:847ccb40 [ 1348.036212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.036283][ T32] INFO: task kworker/0:801:5861 blocked for more than 474 seconds. [ 1348.036344][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.036393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.036419][ T32] task:kworker/0:801 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.036623][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.036683][ T32] Call trace: [ 1348.036803][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.036886][ T32] r10:829187f4 r9:ec6b9d84 r8:00000002 r7:60000013 r6:ec6b9d8c r5:85832400 [ 1348.036933][ T32] r4:85832400 [ 1348.036990][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.037061][ T32] r5:85832400 r4:829187f0 [ 1348.037103][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.037152][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.037197][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 [ 1348.037256][ T32] r4:00000000 [ 1348.037298][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.037413][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.037455][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.037507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85613680 [ 1348.037564][ T32] r4:00000000 [ 1348.037587][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.037634][ T32] r9:83018005 r8:85832400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1348.037657][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.037697][ T32] r5:00001000 r4:eb0c7000 [ 1348.037716][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.037776][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.037882][ T32] r5:858b478c r4:858b4400 [ 1348.037905][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.037950][ T32] r7:dddced40 r6:83018000 r5:858b478c r4:85603380 [ 1348.037988][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.038036][ T32] r10:61c88647 r9:85832400 r8:856033ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.038083][ T32] r4:85603380 [ 1348.038109][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.060860][ T32] r10:00000000 r9:85603380 r8:8027ed34 r7:ec7fde60 r6:85603400 r5:85832400 [ 1348.060999][ T32] r4:00000001 [ 1348.061041][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.061098][ T32] Exception stack(0xec6b9fb0 to 0xec6b9ff8) [ 1348.061132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.061174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.061234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.061301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.061349][ T32] r4:856133c0 [ 1348.061933][ T32] INFO: task kworker/0:801:5861 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.062014][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.062146][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.062261][ T32] Call trace: [ 1348.062348][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.062449][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.062502][ T32] r4:00000000 [ 1348.062541][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.062622][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.062705][ T32] 9d20: 9a000000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.062765][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.062791][ T32] 9d60: 800b0013 ffffffff [ 1348.062856][ T32] r5:800b0013 r4:80239bd0 [ 1348.062958][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.063052][ T32] r4:82ac11e4 [ 1348.063092][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.063160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.063207][ T32] r4:e06b9dc0 [ 1348.063247][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.063335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.063383][ T32] r4:00000000 [ 1348.063465][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.063547][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.063570][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.063644][ T32] r5:00001000 r4:dfacd000 [ 1348.063710][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.063757][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.063802][ T32] r5:8501378c r4:85013400 [ 1348.063823][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.063926][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.063952][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.064033][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.064065][ T32] r4:847da200 [ 1348.064116][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.064172][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 2 printk messages dropped ** [ 1348.064251][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 8 printk messages dropped ** [ 1348.064713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.065152][ T32] r5:85833000 r4:829187f0 [ 1348.065176][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.065445][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.066106][ T32] r5:858b4b8c r4:858b4800 ** 7 printk messages dropped ** [ 1348.066434][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.066650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.067561][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 11 printk messages dropped ** [ 1348.084463][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.084915][ T32] r5:8501378c r4:85013400 ** 4 printk messages dropped ** [ 1348.085209][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1348.085494][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.085652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.085680][ T32] r4:847ccb40 [ 1348.085706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.085740][ T32] INFO: task kworker/0:803:5865 blocked for more than 474 seconds. [ 1348.085808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.085869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.085912][ T32] task:kworker/0:803 state:D stack:0 pid:5865 tgid:5865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.085976][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.086035][ T32] Call trace: [ 1348.086107][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.086202][ T32] r10:829187f4 r9:ec875d84 r8:00000002 r7:60000113 r6:ec875d8c r5:85835400 [ 1348.086253][ T32] r4:85835400 [ 1348.086280][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.086354][ T32] r5:85835400 r4:829187f0 [ 1348.086396][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.086490][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.086542][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 [ 1348.086580][ T32] r4:00000000 [ 1348.086628][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.086709][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.086780][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.086830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85613b80 [ 1348.086869][ T32] r4:00000000 [ 1348.086964][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.087041][ T32] r9:83018005 r8:85835400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.087090][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.087153][ T32] r5:00001000 r4:eb273000 [ 1348.087234][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.087326][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.087379][ T32] r5:858b4f8c r4:858b4c00 [ 1348.087399][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.087500][ T32] r7:dddced40 r6:83018000 r5:858b4f8c r4:85603580 [ 1348.087556][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.087619][ T32] r10:61c88647 r9:85835400 r8:856035ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.087687][ T32] r4:85603580 [ 1348.087745][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.087853][ T32] r10:00000000 r9:85603580 r8:8027ed34 r7:ec761e60 r6:85603600 r5:85835400 [ 1348.087935][ T32] r4:00000001 [ 1348.087979][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.088025][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 1348.088127][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.101244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.101326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.101395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.101428][ T32] r4:85613780 [ 1348.101962][ T32] INFO: task kworker/0:803:5865 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.102013][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.102248][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.102346][ T32] Call trace: [ 1348.102438][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.102545][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.102597][ T32] r4:00000000 [ 1348.102649][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.102721][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.102793][ T32] 9d20: 9a2c2000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.102857][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.102899][ T32] 9d60: 800b0013 ffffffff [ 1348.102970][ T32] r5:800b0013 r4:80239bd0 [ 1348.103017][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.103096][ T32] r4:82ac11e4 [ 1348.103163][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.103230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.103299][ T32] r4:e06b9dc0 [ 1348.103366][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.103457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.103504][ T32] r4:00000000 [ 1348.103546][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.103642][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 1 printk messages dropped ** [ 1348.103808][ T32] r5:00001000 r4:dfacd000 ** 4 printk messages dropped ** [ 1348.104219][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 5 printk messages dropped ** [ 1348.104587][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1348.104735][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.104961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1348.105435][ T32] r10:829187f4 r9:ec879d84 r8:00000002 r7:60000013 r6:ec879d8c r5:85834800 ** 2 printk messages dropped ** [ 1348.105525][ T32] r5:85834800 r4:829187f0 [ 1348.105547][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.105624][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.105709][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1348.105744][ T32] r4:00000000 [ 1348.105766][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.105808][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.105882][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.105964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85613d40 [ 1348.105995][ T32] r4:00000000 [ 1348.106034][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.106124][ T32] r9:83018005 r8:85834800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1348.106151][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.106227][ T32] r5:00001000 r4:eb655000 [ 1348.106279][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.106365][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.106415][ T32] r5:858b538c r4:858b5000 [ 1348.106453][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.106540][ T32] r7:dddced40 r6:83018000 r5:858b538c r4:85603680 [ 1348.106637][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.106725][ T32] r10:61c88647 r9:85834800 r8:856036ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.106750][ T32] r4:85603680 [ 1348.106771][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.106816][ T32] r10:00000000 r9:85603680 r8:8027ed34 r7:ec875e60 r6:85603700 r5:85834800 [ 1348.106841][ T32] r4:00000001 [ 1348.106896][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.107000][ T32] Exception stack(0xec879fb0 to 0xec879ff8) [ 1348.107093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.107156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.107236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.107297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.107346][ T32] r4:85613a00 [ 1348.107736][ T32] INFO: task kworker/0:804:5867 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.107813][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.107933][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.107987][ T32] Call trace: [ 1348.108161][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.128594][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.128636][ T32] r4:00000000 [ 1348.128682][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.128746][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.128783][ T32] 9d20: 9a634000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.128837][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.128905][ T32] 9d60: 800b0013 ffffffff [ 1348.128933][ T32] r5:800b0013 r4:80239bd0 [ 1348.128955][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.128999][ T32] r4:82ac11e4 [ 1348.129020][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.129087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.129118][ T32] r4:e06b9dc0 [ 1348.129164][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.129212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.129240][ T32] r4:00000000 [ 1348.129330][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.129424][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.129474][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.129531][ T32] r5:00001000 r4:dfacd000 [ 1348.129560][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.129638][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.129731][ T32] r5:8501378c r4:85013400 [ 1348.129807][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.129937][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.129974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.130042][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.130083][ T32] r4:847da200 [ 1348.130111][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.130193][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.130230][ T32] r4:00000001 [ 1348.130251][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.130287][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.130313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.130341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.130367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.130395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.130416][ T32] r4:847ccb40 [ 1348.130437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.130477][ T32] INFO: task kworker/0:805:5869 blocked for more than 474 seconds. [ 1348.130529][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.130575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.130601][ T32] task:kworker/0:805 state:D stack:0 pid:5869 tgid:5869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.130804][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.131066][ T32] r5:85809800 r4:829187f0 [ 1348.131086][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1348.131547][ T32] r9:83018005 r8:85809800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 12 printk messages dropped ** [ 1348.132069][ T32] r4:00000001 [ 1348.132087][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.132155][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1348.132192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.132244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.132276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.132307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.132330][ T32] r4:85613bc0 [ 1348.132791][ T32] INFO: task kworker/0:805:5869 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.132853][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.132954][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.133056][ T32] Call trace: [ 1348.133138][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.133188][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.133212][ T32] r4:00000000 [ 1348.133231][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.133269][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.133321][ T32] 9d20: 9a634000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.133378][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.133405][ T32] 9d60: 800b0013 ffffffff [ 1348.133478][ T32] r5:800b0013 r4:80239bd0 [ 1348.133574][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.133646][ T32] r4:82ac11e4 [ 1348.133719][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.133764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.133787][ T32] r4:e06b9dc0 [ 1348.133806][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.133862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.133911][ T32] r4:00000000 [ 1348.133957][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.134042][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.134075][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.134142][ T32] r5:00001000 r4:dfacd000 [ 1348.134189][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.134230][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.134294][ T32] r5:8501378c r4:85013400 [ 1348.134317][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.134378][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.134403][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.134473][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.134499][ T32] r4:847da200 [ 1348.134519][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.134587][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.134620][ T32] r4:00000001 [ 1348.134641][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.134676][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.134701][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.134729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.134777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.134809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.134831][ T32] r4:847ccb40 [ 1348.134857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1348.135079][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.135349][ T32] r5:8580a400 r4:829187f0 [ 1348.135387][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.135475][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.135561][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 [ 1348.135588][ T32] r4:00000000 [ 1348.135608][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.135651][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.135690][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.135730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85613e40 [ 1348.135776][ T32] r4:00000000 [ 1348.135800][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.135845][ T32] r9:83018005 r8:8580a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1348.135873][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.135930][ T32] r5:00001000 r4:eb6eb000 [ 1348.136013][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.136103][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.136164][ T32] r5:858b578c r4:858b5400 [ 1348.136194][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.136238][ T32] r7:dddced40 r6:83018000 r5:858b578c r4:85603800 ** 1 printk messages dropped ** [ 1348.136302][ T32] r10:61c88647 r9:8580a400 r8:8560382c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1348.136661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.137498][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1348.137805][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1348.137956][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1348.165919][ T32] r4:847da200 ** 4 printk messages dropped ** [ 1348.166232][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 5 printk messages dropped ** [ 1348.166433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1348.167075][ T32] r5:8580b000 r4:829187f0 [ 1348.167113][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.167375][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.167832][ T32] r5:858b5f8c r4:858b5c00 ** 4 printk messages dropped ** [ 1348.174211][ T32] r4:85603880 ** 4 printk messages dropped ** [ 1348.174415][ T32] Exception stack(0xec895fb0 to 0xec895ff8) ** 6 printk messages dropped ** [ 1348.175090][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.175727][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.175898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 8 printk messages dropped ** [ 1348.176249][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.176893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.177180][ T32] INFO: task kworker/0:808:5875 blocked for more than 474 seconds. [ 1348.177212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.177235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.177279][ T32] task:kworker/0:808 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.177351][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.177426][ T32] Call trace: [ 1348.177520][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.177594][ T32] r10:829187f4 r9:ec899d84 r8:00000002 r7:60000013 r6:ec899d8c r5:8580d400 [ 1348.177620][ T32] r4:8580d400 [ 1348.177642][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.177692][ T32] r5:8580d400 r4:829187f0 [ 1348.177764][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.177806][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.177856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1348.177879][ T32] r4:00000000 [ 1348.177897][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.177944][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.177983][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.178077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a04340 [ 1348.178135][ T32] r4:00000000 [ 1348.188574][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.188649][ T32] r9:83018005 r8:8580d400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1348.188675][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.188720][ T32] r5:00001000 r4:eb94b000 [ 1348.188758][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.188804][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.188854][ T32] r5:858b678c r4:858b6400 [ 1348.188876][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.188924][ T32] r7:dddced40 r6:83018000 r5:858b678c r4:85603900 [ 1348.188944][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.188988][ T32] r10:61c88647 r9:8580d400 r8:8560392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.189016][ T32] r4:85603900 [ 1348.189037][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.189082][ T32] r10:00000000 r9:85603900 r8:8027ed34 r7:ec895e60 r6:8559ac00 r5:8580d400 [ 1348.189110][ T32] r4:00000001 [ 1348.189129][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.189164][ T32] Exception stack(0xec899fb0 to 0xec899ff8) [ 1348.189195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.189223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.189249][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.189277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.189299][ T32] r4:85613e00 [ 1348.189756][ T32] INFO: task kworker/0:808:5875 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.189810][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.189895][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.189976][ T32] Call trace: [ 1348.190008][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.190057][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.190081][ T32] r4:00000000 [ 1348.190105][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.190144][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.190172][ T32] 9d20: 9ac54000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.190210][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.190260][ T32] 9d60: 800b0013 ffffffff [ 1348.190287][ T32] r5:800b0013 r4:80239bd0 [ 1348.190307][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.190346][ T32] r4:82ac11e4 [ 1348.190366][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.190419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.190469][ T32] r4:e06b9dc0 [ 1348.190492][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.190534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.190555][ T32] r4:00000000 [ 1348.190575][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.190618][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.190639][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.190679][ T32] r5:00001000 r4:dfacd000 [ 1348.190698][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.190735][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.190775][ T32] r5:8501378c r4:85013400 [ 1348.190794][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.190838][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.190864][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.190945][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.190990][ T32] r4:847da200 [ 1348.191314][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.191366][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.191411][ T32] r4:00000001 [ 1348.191434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.191468][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.191602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.191635][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.191855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.191888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1348.191981][ T32] INFO: task kworker/0:809:5876 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.192118][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.192624][ T32] r4:8580bc00 ** 1 printk messages dropped ** [ 1348.192736][ T32] r5:8580bc00 r4:829187f0 [ 1348.192759][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.192968][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.193284][ T32] r5:858b638c r4:858b6000 ** 6 printk messages dropped ** [ 1348.193623][ T32] r10:00000000 r9:85603a00 r8:8027ed34 r7:ec899e60 r6:8559ac80 r5:8580bc00 ** 9 printk messages dropped ** [ 1348.194377][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1348.194508][ T32] Call trace: [ 1348.194548][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.194599][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.194627][ T32] r4:00000000 [ 1348.194648][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.194686][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.194714][ T32] 9d20: 9ac54000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.194742][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.194765][ T32] 9d60: 800b0013 ffffffff [ 1348.194787][ T32] r5:800b0013 r4:80239bd0 [ 1348.194806][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.194844][ T32] r4:82ac11e4 [ 1348.194868][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.194908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.194970][ T32] r4:e06b9dc0 [ 1348.194998][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.195063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.195089][ T32] r4:00000000 [ 1348.195112][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.195158][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.195179][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.195220][ T32] r5:00001000 r4:dfacd000 [ 1348.195244][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.195300][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.195345][ T32] r5:8501378c r4:85013400 [ 1348.195366][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.195410][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.195460][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.195523][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.195545][ T32] r4:847da200 [ 1348.195601][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.195651][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.195673][ T32] r4:00000001 [ 1348.195739][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.195777][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.195805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.195832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.195864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.195906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.195931][ T32] r4:847ccb40 [ 1348.195951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.195974][ T32] INFO: task kworker/0:810:5879 blocked for more than 474 seconds. [ 1348.196000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.196036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.196060][ T32] task:kworker/0:810 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.196109][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.196149][ T32] Call trace: [ 1348.196178][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.196334][ T32] r10:829187f4 r9:ec8a5d84 r8:00000002 r7:60000113 r6:ec8a5d8c r5:8580ec00 ** 2 printk messages dropped ** [ 1348.196461][ T32] r5:8580ec00 r4:829187f0 [ 1348.196481][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.196542][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.196591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 [ 1348.196614][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.196698][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1348.196945][ T32] r9:83018005 r8:8580ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 3 printk messages dropped ** [ 1348.197070][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.197241][ T32] r10:61c88647 r9:8580ec00 r8:856039ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1348.197375][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.197427][ T32] Exception stack(0xec8a5fb0 to 0xec8a5ff8) ** 2 printk messages dropped ** [ 1348.197526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.197870][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1348.217983][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.218661][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1348.218878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 2 printk messages dropped ** [ 1348.219035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 4 printk messages dropped ** [ 1348.219249][ T32] r5:00001000 r4:dfacd000 ** 2 printk messages dropped ** [ 1348.219401][ T32] r5:8501378c r4:85013400 ** 1 printk messages dropped ** [ 1348.219471][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 3 printk messages dropped ** [ 1348.219635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1348.219926][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.220086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1348.220221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1348.220616][ T32] r4:8580c800 ** 1 printk messages dropped ** [ 1348.220674][ T32] r5:8580c800 r4:829187f0 [ 1348.220693][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.220730][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.220797][ T32] r4:00000000 [ 1348.220817][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.220883][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.220925][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.220965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a04480 [ 1348.220987][ T32] r4:00000000 [ 1348.221005][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.221089][ T32] r9:83018005 r8:8580c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1348.221116][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.221158][ T32] r5:00001000 r4:eb995000 [ 1348.221262][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.221305][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.221348][ T32] r5:858b6b8c r4:858b6800 [ 1348.221372][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.221418][ T32] r7:dddced40 r6:83018000 r5:858b6b8c r4:85603a80 [ 1348.221440][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.221507][ T32] r10:61c88647 r9:8580c800 r8:85603aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.221533][ T32] r4:85603a80 [ 1348.221552][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.221594][ T32] r10:00000000 r9:85603a80 r8:8027ed34 r7:ec8a5e60 r6:8559ad80 r5:8580c800 [ 1348.221663][ T32] r4:00000001 [ 1348.221787][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.221826][ T32] Exception stack(0xec8a9fb0 to 0xec8a9ff8) [ 1348.221857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.221927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.221958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.221986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.222029][ T32] r4:84a04300 [ 1348.222462][ T32] INFO: task kworker/0:811:5880 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.222550][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.222666][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.222776][ T32] Call trace: [ 1348.222837][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.222892][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.222964][ T32] r4:00000000 [ 1348.222994][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.223035][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.223064][ T32] 9d20: 9b03e000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.223091][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.223182][ T32] 9d60: 800b0013 ffffffff [ 1348.223216][ T32] r5:800b0013 r4:80239bd0 [ 1348.223237][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.223277][ T32] r4:82ac11e4 [ 1348.223320][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.223389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.223415][ T32] r4:e06b9dc0 [ 1348.223434][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.223475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.223513][ T32] r4:00000000 [ 1348.223561][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.223609][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.223631][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.223686][ T32] r5:00001000 r4:dfacd000 [ 1348.223736][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.223778][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.223818][ T32] r5:8501378c r4:85013400 [ 1348.223853][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.223901][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.223922][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.223966][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.223988][ T32] r4:847da200 [ 1348.224007][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.224051][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.224191][ T32] r4:00000001 [ 1348.224215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.224264][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.224293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.224322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.224347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.224373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.224396][ T32] r4:847ccb40 [ 1348.224416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.224439][ T32] INFO: task kworker/0:812:5882 blocked for more than 474 seconds. [ 1348.224465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.224487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.224509][ T32] task:kworker/0:812 state:D stack:0 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.224621][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.224783][ T32] Call trace: [ 1348.224881][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.224929][ T32] r10:829187f4 r9:ec8b1d84 r8:00000002 r7:60000013 r6:ec8b1d8c r5:8580e000 [ 1348.224982][ T32] r4:8580e000 [ 1348.225026][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.225080][ T32] r5:8580e000 r4:829187f0 [ 1348.225118][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.225161][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.225216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 [ 1348.225251][ T32] r4:00000000 [ 1348.225273][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.225310][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.225343][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.225392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a045c0 [ 1348.225418][ T32] r4:00000000 [ 1348.225438][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.225502][ T32] r9:83018005 r8:8580e000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1348.225527][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.225578][ T32] r5:00001000 r4:eb9cf000 [ 1348.225600][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.225638][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.225695][ T32] r5:858b6f8c r4:858b6c00 [ 1348.225742][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.225789][ T32] r7:dddced40 r6:83018000 r5:858b6f8c r4:85603b00 [ 1348.225810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.225864][ T32] r10:61c88647 r9:8580e000 r8:85603b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.225902][ T32] r4:85603b00 [ 1348.225947][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.226000][ T32] r10:00000000 r9:85603b00 r8:8027ed34 r7:ec8a5e60 r6:8559ae00 r5:8580e000 ** 5 printk messages dropped ** [ 1348.226224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.226878][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.227085][ T32] r5:800b0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1348.227368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1348.227981][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 8 printk messages dropped ** [ 1348.261808][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.262144][ T32] task:kworker/0:813 state:D stack:0 pid:5884 tgid:5884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.262194][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.262240][ T32] Call trace: [ 1348.262271][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.262324][ T32] r10:829187f4 r9:ec8b9d84 r8:00000002 r7:60000013 r6:ec8b9d8c r5:85808000 [ 1348.262346][ T32] r4:85808000 [ 1348.262366][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.262405][ T32] r5:85808000 r4:829187f0 [ 1348.262424][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.262464][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.262555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b9e08 [ 1348.262582][ T32] r4:00000000 [ 1348.262605][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.262645][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.262685][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.262741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a04700 [ 1348.262768][ T32] r4:00000000 [ 1348.262792][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.262839][ T32] r9:83018005 r8:85808000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1348.262900][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.262985][ T32] r5:00001000 r4:eba6d000 [ 1348.263008][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.263050][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.263091][ T32] r5:858b738c r4:858b7000 [ 1348.263115][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.263158][ T32] r7:dddced40 r6:83018000 r5:858b738c r4:85603b80 [ 1348.263180][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.263241][ T32] r10:61c88647 r9:85808000 r8:85603bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.263284][ T32] r4:85603b80 [ 1348.263319][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.263367][ T32] r10:00000000 r9:85603b80 r8:8027ed34 r7:ec8a5e60 r6:8559ae80 r5:85808000 [ 1348.263392][ T32] r4:00000001 [ 1348.263411][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.263454][ T32] Exception stack(0xec8b9fb0 to 0xec8b9ff8) [ 1348.263589][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.263688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.263781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.263820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.263912][ T32] r4:84a04440 [ 1348.264314][ T32] INFO: task kworker/0:813:5884 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.264354][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.264462][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.264512][ T32] Call trace: [ 1348.264542][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.264588][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.264639][ T32] r4:00000000 [ 1348.264663][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.264702][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.264730][ T32] 9d20: 9b936000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.264758][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.264808][ T32] 9d60: 800b0013 ffffffff [ 1348.264923][ T32] r5:800b0013 r4:80239bd0 [ 1348.264949][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.265016][ T32] r4:82ac11e4 [ 1348.265040][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.265082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.265104][ T32] r4:e06b9dc0 [ 1348.265122][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.265162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.265195][ T32] r4:00000000 [ 1348.265263][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.265359][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.265391][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.265455][ T32] r5:00001000 r4:dfacd000 [ 1348.265526][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.265568][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.265633][ T32] r5:8501378c r4:85013400 ** 1 printk messages dropped ** [ 1348.265704][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 8 printk messages dropped ** [ 1348.266050][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.266130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1348.266247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1348.266477][ T32] r10:829187f4 r9:ec8c1d84 r8:00000002 r7:60000113 r6:ec8c1d8c r5:85870c00 ** 2 printk messages dropped ** [ 1348.266582][ T32] r5:85870c00 r4:829187f0 [ 1348.266605][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.266736][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.266875][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1348.267387][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.267729][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.267867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.277164][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 10 printk messages dropped ** [ 1348.277608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 9 printk messages dropped ** [ 1348.277943][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.291469][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.291640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.291936][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.292215][ T32] r5:85870000 r4:829187f0 [ 1348.292234][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.292466][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1348.292811][ T32] r7:dddced40 r6:83018000 r5:858b7b8c r4:85603c80 ** 7 printk messages dropped ** [ 1348.293116][ T32] Exception stack(0xec8c9fb0 to 0xec8c9ff8) ** 5 printk messages dropped ** [ 1348.293607][ T32] INFO: task kworker/0:815:5888 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 9 printk messages dropped ** [ 1348.293994][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1348.294376][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.295042][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.295376][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1348.295781][ T32] INFO: task kworker/0:816:5890 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1348.295860][ T32] task:kworker/0:816 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.295905][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.295945][ T32] Call trace: [ 1348.295973][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.296015][ T32] r10:829187f4 r9:ec8d1d84 r8:00000002 r7:60000013 r6:ec8d1d8c r5:85871800 [ 1348.296052][ T32] r4:85871800 [ 1348.296146][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.296216][ T32] r5:85871800 r4:829187f0 [ 1348.296307][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.296351][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.296394][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 [ 1348.296416][ T32] r4:00000000 [ 1348.296435][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.296472][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.296507][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.296546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a04a80 [ 1348.296567][ T32] r4:00000000 [ 1348.296585][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.296633][ T32] r9:83018005 r8:85871800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1348.296683][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.296742][ T32] r5:00001000 r4:ebb21000 [ 1348.296763][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.296801][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.296843][ T32] r5:858b7f8c r4:858b7c00 [ 1348.296868][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.296927][ T32] r7:dddced40 r6:83018000 r5:858b7f8c r4:85603d00 [ 1348.296950][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.296994][ T32] r10:61c88647 r9:85871800 r8:85603d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.297018][ T32] r4:85603d00 [ 1348.297038][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.297081][ T32] r10:00000000 r9:85603d00 r8:8027ed34 r7:ec8a5e60 r6:851c5000 r5:85871800 [ 1348.297102][ T32] r4:00000001 [ 1348.297120][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.297152][ T32] Exception stack(0xec8d1fb0 to 0xec8d1ff8) [ 1348.297178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.297225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.297265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.297295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.297318][ T32] r4:84a049c0 [ 1348.297541][ T32] INFO: task kworker/0:816:5890 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.297573][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.297628][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.297671][ T32] Call trace: [ 1348.297701][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.297744][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.297766][ T32] r4:00000000 [ 1348.297831][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.297879][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.297907][ T32] 9d20: 9bc83000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.297934][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.297972][ T32] 9d60: 800b0013 ffffffff [ 1348.298019][ T32] r5:800b0013 r4:80239bd0 [ 1348.298060][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.309373][ T32] r4:82ac11e4 [ 1348.309428][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.309486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.309512][ T32] r4:e06b9dc0 [ 1348.309532][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.309574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.309597][ T32] r4:00000000 [ 1348.309615][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.309680][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.309735][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.309784][ T32] r5:00001000 r4:dfacd000 [ 1348.309853][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.309925][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.309970][ T32] r5:8501378c r4:85013400 [ 1348.309991][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.310036][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.310071][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.310126][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.310161][ T32] r4:847da200 [ 1348.310185][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.310231][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.310254][ T32] r4:00000001 [ 1348.310321][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.310360][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.310388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.310563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.310601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.310630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.310652][ T32] r4:847ccb40 [ 1348.310711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.310743][ T32] INFO: task kworker/0:817:5893 blocked for more than 474 seconds. [ 1348.310773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.310820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.310898][ T32] task:kworker/0:817 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.310992][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.311037][ T32] Call trace: [ 1348.311068][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.311208][ T32] r10:829187f4 r9:ec8ddd84 r8:00000002 r7:60000113 r6:ec8ddd8c r5:85873c00 [ 1348.311241][ T32] r4:85873c00 [ 1348.311261][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.311303][ T32] r5:85873c00 r4:829187f0 [ 1348.311346][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.311395][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.311442][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 1348.311465][ T32] r4:00000000 [ 1348.311507][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.311556][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.311614][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.311682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a04c00 [ 1348.311778][ T32] r4:00000000 [ 1348.311807][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.311888][ T32] r9:83018005 r8:85873c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1348.311930][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.311975][ T32] r5:00001000 r4:ebb55000 [ 1348.311995][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.312069][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.312150][ T32] r5:858b838c r4:858b8000 [ 1348.312190][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.312240][ T32] r7:dddced40 r6:83018000 r5:858b838c r4:85603d80 [ 1348.312263][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.312311][ T32] r10:61c88647 r9:85873c00 r8:85603dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.312336][ T32] r4:85603d80 [ 1348.312355][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.312396][ T32] r10:00000000 r9:85603d80 r8:8027ed34 r7:ec8a5e60 r6:851c5080 r5:85873c00 [ 1348.312442][ T32] r4:00000001 [ 1348.312478][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.312515][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1348.312564][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.312595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.312621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.312648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.312671][ T32] r4:84a04880 [ 1348.313054][ T32] INFO: task kworker/0:817:5893 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.313107][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.313167][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.313212][ T32] Call trace: [ 1348.313275][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.313336][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.313416][ T32] r4:00000000 [ 1348.313448][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.313490][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.313521][ T32] 9d20: 9bc83000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.313550][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.313573][ T32] 9d60: 800b0013 ffffffff [ 1348.313596][ T32] r5:800b0013 r4:80239bd0 [ 1348.313641][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.313686][ T32] r4:82ac11e4 [ 1348.313707][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.313747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.313815][ T32] r4:e06b9dc0 [ 1348.313838][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.313908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.313936][ T32] r4:00000000 [ 1348.313956][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.314002][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.314169][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.314215][ T32] r5:00001000 r4:dfacd000 [ 1348.314235][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.314273][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.314315][ T32] r5:8501378c r4:85013400 [ 1348.314335][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.314378][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.314400][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.314444][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.314465][ T32] r4:847da200 [ 1348.314484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.314526][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.314561][ T32] r4:00000001 [ 1348.314585][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.314643][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.314674][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.314702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.314727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.314767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.314797][ T32] r4:847ccb40 [ 1348.314841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.314908][ T32] INFO: task kworker/0:818:5894 blocked for more than 474 seconds. [ 1348.314974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.315003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.315036][ T32] task:kworker/0:818 state:D stack:0 pid:5894 tgid:5894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.315085][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.315202][ T32] Call trace: [ 1348.315238][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.315285][ T32] r10:829187f4 r9:ec8e1d84 r8:00000002 r7:60000113 r6:ec8e1d8c r5:85874800 [ 1348.315335][ T32] r4:85874800 [ 1348.315360][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.315423][ T32] r5:85874800 r4:829187f0 [ 1348.315473][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.315538][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.315587][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e1e08 [ 1348.315610][ T32] r4:00000000 [ 1348.315628][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.315665][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.315701][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.315743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a04d80 [ 1348.315765][ T32] r4:00000000 [ 1348.315783][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.315826][ T32] r9:83018005 r8:85874800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1348.315853][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.315914][ T32] r5:00001000 r4:ec513000 [ 1348.315937][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.315976][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.316017][ T32] r5:858b878c r4:858b8400 [ 1348.316037][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.316079][ T32] r7:dddced40 r6:83018000 r5:858b878c r4:85603e00 [ 1348.316104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.316148][ T32] r10:61c88647 r9:85874800 r8:85603e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.316171][ T32] r4:85603e00 [ 1348.316189][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.316232][ T32] r10:00000000 r9:85603e00 r8:8027ed34 r7:ec8a5e60 r6:851c5100 r5:85874800 [ 1348.316274][ T32] r4:00000001 [ 1348.316320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.316358][ T32] Exception stack(0xec8e1fb0 to 0xec8e1ff8) [ 1348.316386][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.316413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.316439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.316492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.316540][ T32] r4:84a04a00 [ 1348.316778][ T32] INFO: task kworker/0:818:5894 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.316813][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.316904][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.317000][ T32] Call trace: [ 1348.317056][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.317106][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.317147][ T32] r4:00000000 [ 1348.317235][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.317280][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.317310][ T32] 9d20: 9bc83000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.317362][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.317391][ T32] 9d60: 800b0013 ffffffff [ 1348.317414][ T32] r5:800b0013 r4:80239bd0 [ 1348.317438][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.317481][ T32] r4:82ac11e4 [ 1348.317564][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.317611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.317634][ T32] r4:e06b9dc0 [ 1348.317653][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.317692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.317714][ T32] r4:00000000 [ 1348.317733][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.317777][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.317798][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.317856][ T32] r5:00001000 r4:dfacd000 [ 1348.317880][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.317922][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.317966][ T32] r5:8501378c r4:85013400 [ 1348.317986][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.318030][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.318100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1348.339531][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1348.340241][ T32] INFO: task kworker/0:819:5897 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.341233][ T32] r5:85872400 r4:829187f0 [ 1348.341253][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.341357][ T32] r4:00000000 [ 1348.341375][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.341411][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.341449][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.341490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a04e80 [ 1348.341512][ T32] r4:00000000 [ 1348.341531][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.341577][ T32] r9:83018005 r8:85872400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1348.341598][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.341639][ T32] r5:00001000 r4:ec54d000 [ 1348.341659][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.341710][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.341755][ T32] r5:858b8b8c r4:858b8800 [ 1348.341777][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.341820][ T32] r7:dddced40 r6:83018000 r5:858b8b8c r4:85603e80 [ 1348.341840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.341913][ T32] r10:61c88647 r9:85872400 r8:85603eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.341940][ T32] r4:85603e80 [ 1348.341959][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.342002][ T32] r10:00000000 r9:85603e80 r8:8027ed34 r7:ec8a5e60 r6:851c5180 r5:85872400 [ 1348.342023][ T32] r4:00000001 [ 1348.342041][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.342076][ T32] Exception stack(0xec8edfb0 to 0xec8edff8) [ 1348.342108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.342173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.342204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.342291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.342320][ T32] r4:84a04b80 [ 1348.342674][ T32] INFO: task kworker/0:819:5897 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.342708][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.342799][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.342867][ T32] Call trace: [ 1348.342899][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.342984][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.343159][ T32] r4:00000000 [ 1348.343185][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.343249][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.343283][ T32] 9d20: 9c10f000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.343312][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.343334][ T32] 9d60: 800b0013 ffffffff [ 1348.343357][ T32] r5:800b0013 r4:80239bd0 [ 1348.343387][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.343455][ T32] r4:82ac11e4 [ 1348.343478][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.343534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.343560][ T32] r4:e06b9dc0 [ 1348.343598][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.343647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.343669][ T32] r4:00000000 [ 1348.343698][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.343746][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.343767][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.343807][ T32] r5:00001000 r4:dfacd000 [ 1348.343826][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.343870][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.343911][ T32] r5:8501378c r4:85013400 [ 1348.343931][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.343977][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.343998][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1348.344145][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1348.344223][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.344305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1348.344446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.344713][ T32] r5:85873000 r4:829187f0 [ 1348.344788][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.345068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f1e08 ** 8 printk messages dropped ** [ 1348.345414][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.345789][ T32] r4:85603f00 ** 5 printk messages dropped ** [ 1348.345962][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.346609][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.347044][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1348.347292][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1348.347451][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1348.347675][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 7 printk messages dropped ** [ 1348.347903][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1348.380890][ T32] INFO: task kworker/0:821:5900 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.381435][ T32] r5:85876c00 r4:829187f0 [ 1348.381456][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.381711][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1348.382131][ T32] r7:dddced40 r6:83018000 r5:858b938c r4:85603f80 ** 5 printk messages dropped ** [ 1348.382353][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.382624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.383815][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.384033][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1348.384365][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1348.384546][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.384582][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.384648][ T32] r5:00001000 r4:dfacd000 [ 1348.384668][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.384707][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.384749][ T32] r5:8501378c r4:85013400 [ 1348.384769][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.384813][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.384833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.384883][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.384907][ T32] r4:847da200 [ 1348.384926][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.385039][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.385066][ T32] r4:00000001 [ 1348.385087][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.385121][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.385147][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.385173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.385246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.385278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.385300][ T32] r4:847ccb40 [ 1348.385319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.385391][ T32] INFO: task kworker/0:822:5902 blocked for more than 474 seconds. [ 1348.385422][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.385447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.385513][ T32] task:kworker/0:822 state:D stack:0 pid:5902 tgid:5902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.385560][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.385697][ T32] Call trace: [ 1348.385756][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.385819][ T32] r10:829187f4 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:85876000 [ 1348.385849][ T32] r4:85876000 [ 1348.385924][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.386001][ T32] r5:85876000 r4:829187f0 [ 1348.386051][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.386094][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.386166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1348.386206][ T32] r4:00000000 [ 1348.386251][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.386307][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.386347][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.386387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a04f80 [ 1348.386409][ T32] r4:00000000 [ 1348.386477][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.386591][ T32] r9:83018005 r8:85876000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1348.386689][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.386812][ T32] r5:00001000 r4:ec6ab000 [ 1348.386836][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.386881][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.386951][ T32] r5:858b978c r4:858b9400 [ 1348.387020][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.387071][ T32] r7:dddced40 r6:83018000 r5:858b978c r4:851b4000 [ 1348.387091][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.387134][ T32] r10:61c88647 r9:85876000 r8:851b402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.387179][ T32] r4:851b4000 [ 1348.387219][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.387267][ T32] r10:00000000 r9:851b4000 r8:8027ed34 r7:ec8a5e60 r6:851c5300 r5:85876000 [ 1348.387290][ T32] r4:00000001 [ 1348.387309][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.387389][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1348.387419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.387494][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.387524][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.387551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.387573][ T32] r4:85608680 [ 1348.387813][ T32] INFO: task kworker/0:822:5902 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.387853][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.387925][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.388040][ T32] Call trace: [ 1348.388070][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.395889][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.395982][ T32] r4:00000000 [ 1348.396019][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.396152][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.396266][ T32] 9d20: 9ca89000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.396358][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.396386][ T32] 9d60: 800b0013 ffffffff [ 1348.396410][ T32] r5:800b0013 r4:80239bd0 [ 1348.396430][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.396472][ T32] r4:82ac11e4 [ 1348.396491][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.396533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.396555][ T32] r4:e06b9dc0 [ 1348.396574][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.396685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.396761][ T32] r4:00000000 [ 1348.396791][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.396837][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.396871][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.396945][ T32] r5:00001000 r4:dfacd000 [ 1348.396966][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.397005][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.397364][ T32] r5:8501378c r4:85013400 [ 1348.397391][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.397442][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.397483][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.397546][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.397653][ T32] r4:847da200 [ 1348.397676][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.397722][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 5 printk messages dropped ** [ 1348.397944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.409159][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.409709][ T32] r5:857fec00 r4:829187f0 [ 1348.409774][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.409981][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.410234][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1348.410652][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.410951][ T32] r5:858bab8c r4:858ba800 [ 1348.411025][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.411144][ T32] r7:dddced40 r6:83018000 r5:858bab8c r4:851b4080 [ 1348.411183][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.411258][ T32] r10:61c88647 r9:857fec00 r8:851b40ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.411294][ T32] r4:851b4080 [ 1348.411325][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.411399][ T32] r10:00000000 r9:851b4080 r8:8027ed34 r7:ec8a5e60 r6:851c5380 r5:857fec00 [ 1348.411450][ T32] r4:00000001 [ 1348.411556][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.411638][ T32] Exception stack(0xec909fb0 to 0xec909ff8) [ 1348.411694][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.411758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.411809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.411891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.411933][ T32] r4:851a31c0 [ 1348.412767][ T32] INFO: task kworker/0:823:5905 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.412935][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.413061][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.413216][ T32] Call trace: [ 1348.413296][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.413373][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.413410][ T32] r4:00000000 [ 1348.413442][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.413532][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.413585][ T32] 9d20: 9cb9c000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.413682][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.413767][ T32] 9d60: 800b0013 ffffffff [ 1348.413807][ T32] r5:800b0013 r4:80239bd0 [ 1348.413840][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.413905][ T32] r4:82ac11e4 [ 1348.413938][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.414004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.414067][ T32] r4:e06b9dc0 [ 1348.414138][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.414208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.414243][ T32] r4:00000000 [ 1348.414274][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.414347][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.414383][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.414448][ T32] r5:00001000 r4:dfacd000 [ 1348.414479][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.414539][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.414637][ T32] r5:8501378c r4:85013400 [ 1348.414707][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.414782][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.414816][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.414963][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.415008][ T32] r4:847da200 [ 1348.415041][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.415182][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.415256][ T32] r4:00000001 [ 1348.415291][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.415347][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.415388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.415433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.415476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.415561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.415600][ T32] r4:847ccb40 [ 1348.415634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.415675][ T32] INFO: task kworker/0:824:5906 blocked for more than 474 seconds. [ 1348.415749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.415793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.415825][ T32] task:kworker/0:824 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.415931][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.415997][ T32] Call trace: [ 1348.416044][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.416120][ T32] r10:829187f4 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:85878000 [ 1348.416158][ T32] r4:85878000 [ 1348.416219][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.416287][ T32] r5:85878000 r4:829187f0 [ 1348.416318][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.416436][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.416513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1348.416550][ T32] r4:00000000 [ 1348.416581][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.416638][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.416693][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.416778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3280 [ 1348.416879][ T32] r4:00000000 [ 1348.416915][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.416987][ T32] r9:83018005 r8:85878000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1348.417020][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.417116][ T32] r5:00001000 r4:ec6ed000 [ 1348.417184][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.417571][ T32] r10:61c88647 r9:85878000 r8:851b412c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1348.417851][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.452527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.453715][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.454366][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1348.454880][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1348.455064][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.455177][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1348.455614][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 5 printk messages dropped ** [ 1348.455897][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1348.456028][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.456313][ T32] INFO: task kworker/0:825:5908 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.456524][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.456820][ T32] r10:829187f4 r9:ec915d84 r8:00000002 r7:60000013 r6:ec915d8c r5:85879800 [ 1348.456879][ T32] r4:85879800 [ 1348.456918][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.456984][ T32] r5:85879800 r4:829187f0 [ 1348.457043][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.457116][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.457193][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 [ 1348.457230][ T32] r4:00000000 [ 1348.457281][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.457372][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.457448][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.457544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3440 [ 1348.457585][ T32] r4:00000000 [ 1348.457646][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.457723][ T32] r9:83018005 r8:85879800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1348.457784][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.457864][ T32] r5:00001000 r4:ec70d000 [ 1348.457898][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.457986][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.458059][ T32] r5:858ba38c r4:858ba000 [ 1348.466483][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.466676][ T32] r7:dddced40 r6:83018000 r5:858ba38c r4:851b4180 [ 1348.466721][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.466800][ T32] r10:61c88647 r9:85879800 r8:851b41ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.466837][ T32] r4:851b4180 [ 1348.466901][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.467066][ T32] r10:00000000 r9:851b4180 r8:8027ed34 r7:ec909e60 r6:851c5480 r5:85879800 [ 1348.467122][ T32] r4:00000001 [ 1348.467179][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.467272][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1348.467373][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.467438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.467520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.467571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.467607][ T32] r4:851a3100 [ 1348.468774][ T32] INFO: task kworker/0:825:5908 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.468874][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.469005][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.469148][ T32] Call trace: [ 1348.469201][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.469283][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.469322][ T32] r4:00000000 [ 1348.469354][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.469414][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.469514][ T32] 9d20: 9d12b000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.469592][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.469634][ T32] 9d60: 800b0013 ffffffff [ 1348.469674][ T32] r5:800b0013 r4:80239bd0 [ 1348.469707][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.469775][ T32] r4:82ac11e4 [ 1348.469808][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.469891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.469934][ T32] r4:e06b9dc0 [ 1348.469992][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.470082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.470127][ T32] r4:00000000 [ 1348.470167][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.470244][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.470294][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.470365][ T32] r5:00001000 r4:dfacd000 [ 1348.470399][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.470465][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.470531][ T32] r5:8501378c r4:85013400 [ 1348.470590][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.470670][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.470706][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.470778][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.470816][ T32] r4:847da200 [ 1348.470863][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.470984][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.471026][ T32] r4:00000001 [ 1348.471060][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.471150][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.471198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.471245][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.471289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.471349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.471398][ T32] r4:847ccb40 [ 1348.471449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.471506][ T32] INFO: task kworker/0:826:5910 blocked for more than 474 seconds. [ 1348.471572][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.471627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1348.471801][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.472212][ T32] r5:85836c00 r4:829187f0 [ 1348.472257][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.472322][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.472396][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 ** 2 printk messages dropped ** [ 1348.472541][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.472600][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.472664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3580 [ 1348.472701][ T32] r4:00000000 [ 1348.472745][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.472819][ T32] r9:83018005 r8:85836c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1348.472855][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.472940][ T32] r5:00001000 r4:ec723000 [ 1348.473001][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.473103][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.473177][ T32] r5:858ba78c r4:858ba400 [ 1348.473215][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.473313][ T32] r7:dddced40 r6:83018000 r5:858ba78c r4:851b4200 [ 1348.473376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.473453][ T32] r10:61c88647 r9:85836c00 r8:851b422c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.473514][ T32] r4:851b4200 [ 1348.473549][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.473621][ T32] r10:00000000 r9:851b4200 r8:8027ed34 r7:ec909e60 r6:851b4280 r5:85836c00 [ 1348.473671][ T32] r4:00000001 [ 1348.473705][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.473811][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1348.473858][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.473906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.473949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.473997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.474047][ T32] r4:851a32c0 [ 1348.474662][ T32] INFO: task kworker/0:826:5910 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.474730][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.474824][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.474984][ T32] Call trace: [ 1348.475062][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.475164][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.475207][ T32] r4:00000000 [ 1348.475241][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.475352][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.475406][ T32] 9d20: 9d12b000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.475453][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.475490][ T32] 9d60: 800b0013 ffffffff [ 1348.475528][ T32] r5:800b0013 r4:80239bd0 [ 1348.475574][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.475641][ T32] r4:82ac11e4 [ 1348.475727][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.475798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.475836][ T32] r4:e06b9dc0 [ 1348.475881][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.475950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.475986][ T32] r4:00000000 [ 1348.476018][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.476109][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.476150][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.476219][ T32] r5:00001000 r4:dfacd000 [ 1348.476250][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.476312][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.476377][ T32] r5:8501378c r4:85013400 [ 1348.476409][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.476519][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.476557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.476630][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.476668][ T32] r4:847da200 [ 1348.476700][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.476811][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.476866][ T32] r4:00000001 [ 1348.476904][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.476960][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.477003][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.477050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.477100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.477160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.477235][ T32] r4:847ccb40 [ 1348.477271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.477310][ T32] INFO: task kworker/0:827:5913 blocked for more than 474 seconds. [ 1348.477378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.477448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.477485][ T32] task:kworker/0:827 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.477573][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.477669][ T32] Call trace: [ 1348.477789][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.477880][ T32] r10:829187f4 r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:85836000 [ 1348.477934][ T32] r4:85836000 [ 1348.477970][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.478037][ T32] r5:85836000 r4:829187f0 [ 1348.478070][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.512249][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.512379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1348.512419][ T32] r4:00000000 [ 1348.512478][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.512547][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.512624][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.512698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3900 [ 1348.512761][ T32] r4:00000000 [ 1348.512797][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.512876][ T32] r9:83018005 r8:85836000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1348.513081][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.513221][ T32] r5:00001000 r4:ec749000 [ 1348.513309][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.513427][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.513512][ T32] r5:858baf8c r4:858bac00 [ 1348.513550][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.513648][ T32] r7:dddced40 r6:83018000 r5:858baf8c r4:851b4300 [ 1348.513786][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.513893][ T32] r10:61c88647 r9:85836000 r8:851b432c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.513936][ T32] r4:851b4300 [ 1348.513969][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.514044][ T32] r10:00000000 r9:851b4300 r8:8027ed34 r7:ec909e60 r6:851b4380 r5:85836000 [ 1348.514081][ T32] r4:00000001 [ 1348.514125][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.514185][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1348.514231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.514329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.514404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.514454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.514490][ T32] r4:851a3500 [ 1348.515236][ T32] INFO: task kworker/0:827:5913 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.515322][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.515459][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.515608][ T32] Call trace: [ 1348.515768][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.515874][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.515918][ T32] r4:00000000 [ 1348.515952][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.516040][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.516093][ T32] 9d20: 9d591000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.516146][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.516185][ T32] 9d60: 800b0013 ffffffff [ 1348.516223][ T32] r5:800b0013 r4:80239bd0 [ 1348.516257][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.516345][ T32] r4:82ac11e4 [ 1348.516383][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.516454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.516490][ T32] r4:e06b9dc0 [ 1348.516521][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.516587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.516623][ T32] r4:00000000 [ 1348.516654][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.516744][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.516782][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.516849][ T32] r5:00001000 r4:dfacd000 [ 1348.516908][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.516975][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1348.517112][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.517496][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 4 printk messages dropped ** [ 1348.517768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.527972][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1348.529058][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.529281][ T32] r5:85833c00 r4:829187f0 [ 1348.529314][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.529499][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec87de08 ** 3 printk messages dropped ** [ 1348.529748][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.529815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3a00 [ 1348.529853][ T32] r4:00000000 [ 1348.529887][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.529974][ T32] r9:83018005 r8:85833c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1348.530026][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.530102][ T32] r5:00001000 r4:ec757000 [ 1348.530139][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.530202][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.530282][ T32] r5:858bb38c r4:858bb000 [ 1348.530320][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.530445][ T32] r7:dddced40 r6:83018000 r5:858bb38c r4:851b4400 [ 1348.530579][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.530659][ T32] r10:61c88647 r9:85833c00 r8:851b442c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.530721][ T32] r4:851b4400 [ 1348.530757][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.530902][ T32] r10:00000000 r9:851b4400 r8:8027ed34 r7:ec91de60 r6:851b4480 r5:85833c00 [ 1348.530960][ T32] r4:00000001 [ 1348.530994][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.531081][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) [ 1348.531163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.531214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.531360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.531446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.531504][ T32] r4:851a3500 [ 1348.532249][ T32] INFO: task kworker/0:828:5914 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.532339][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.532461][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.532542][ T32] Call trace: [ 1348.532591][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.532667][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.532733][ T32] r4:00000000 [ 1348.532769][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.532887][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.532953][ T32] 9d20: 9d591000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.533056][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.533159][ T32] 9d60: 800b0013 ffffffff [ 1348.533279][ T32] r5:800b0013 r4:80239bd0 [ 1348.533316][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.533398][ T32] r4:82ac11e4 [ 1348.533435][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.533528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.533569][ T32] r4:e06b9dc0 [ 1348.533627][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.533699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.533738][ T32] r4:00000000 [ 1348.533770][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.533843][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.533882][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.533975][ T32] r5:00001000 r4:dfacd000 [ 1348.534011][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.534074][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.534174][ T32] r5:8501378c r4:85013400 [ 1348.534219][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.534296][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.534330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.534427][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.534492][ T32] r4:847da200 [ 1348.534528][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.534627][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.534693][ T32] r4:00000001 [ 1348.534741][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.534803][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.534847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.534895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.534956][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.535025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.535065][ T32] r4:847ccb40 [ 1348.535105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.535147][ T32] INFO: task kworker/0:829:5917 blocked for more than 475 seconds. [ 1348.535197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.535237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.535270][ T32] task:kworker/0:829 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.535362][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.535440][ T32] Call trace: [ 1348.535516][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.535592][ T32] r10:829187f4 r9:ec921d84 r8:00000002 r7:60000113 r6:ec921d8c r5:858f0000 [ 1348.535629][ T32] r4:858f0000 [ 1348.535675][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.535750][ T32] r5:858f0000 r4:829187f0 [ 1348.535796][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.535863][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.535967][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 [ 1348.536009][ T32] r4:00000000 [ 1348.536057][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.536142][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.536206][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.536272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3b00 [ 1348.536333][ T32] r4:00000000 [ 1348.536369][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.536542][ T32] r9:83018005 r8:858f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1348.536636][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.536754][ T32] r5:00001000 r4:ec773000 [ 1348.536850][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.536934][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.537103][ T32] r5:858bb78c r4:858bb400 [ 1348.537141][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.537213][ T32] r7:dddced40 r6:83018000 r5:858bb78c r4:851b4500 ** 1 printk messages dropped ** [ 1348.537318][ T32] r10:61c88647 r9:858f0000 r8:851b452c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1348.537943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1348.563407][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.563464][ T32] Call trace: [ 1348.563496][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.563547][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.563618][ T32] r4:00000000 [ 1348.563645][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.563686][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.563716][ T32] 9d20: 9d7eb000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.563745][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.563768][ T32] 9d60: 800b0013 ffffffff [ 1348.563814][ T32] r5:800b0013 r4:80239bd0 [ 1348.563839][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.563937][ T32] r4:82ac11e4 [ 1348.564032][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1348.564177][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1348.564397][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1348.564790][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1348.565011][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.565472][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.565840][ T32] r5:858f0c00 r4:829187f0 [ 1348.565860][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.566066][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1348.566598][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.567187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.568034][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.585611][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1348.586320][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1348.586865][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1348.587384][ T32] task:kworker/0:831 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.587902][ T32] r5:858f1800 r4:829187f0 [ 1348.587973][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.588017][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.588157][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 [ 1348.598615][ T32] r4:00000000 [ 1348.598649][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.598728][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.598775][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.598818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3e80 [ 1348.598840][ T32] r4:00000000 [ 1348.598859][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.598953][ T32] r9:83018005 r8:858f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1348.598984][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.599049][ T32] r5:00001000 r4:ec939000 [ 1348.599073][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.599121][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.599186][ T32] r5:858bbf8c r4:858bbc00 [ 1348.599212][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.599259][ T32] r7:dddced40 r6:83018000 r5:858bbf8c r4:851b4700 [ 1348.599308][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.599356][ T32] r10:61c88647 r9:858f1800 r8:851b472c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.599381][ T32] r4:851b4700 [ 1348.599399][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.599442][ T32] r10:00000000 r9:851b4700 r8:8027ed34 r7:ec929e60 r6:851b4780 r5:858f1800 [ 1348.599489][ T32] r4:00000001 [ 1348.599536][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.599599][ T32] Exception stack(0xec931fb0 to 0xec931ff8) [ 1348.599631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.599715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.599768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.599800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.599822][ T32] r4:851a3880 [ 1348.600277][ T32] INFO: task kworker/0:831:5921 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.600320][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.600419][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.600467][ T32] Call trace: [ 1348.600498][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.600547][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.600581][ T32] r4:00000000 [ 1348.600604][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.600644][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.600673][ T32] 9d20: 9dd3d000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.600702][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.600725][ T32] 9d60: 800b0013 ffffffff [ 1348.600758][ T32] r5:800b0013 r4:80239bd0 [ 1348.600782][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.600824][ T32] r4:82ac11e4 [ 1348.600843][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.600883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.600936][ T32] r4:e06b9dc0 [ 1348.600960][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.601002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.601049][ T32] r4:00000000 [ 1348.601100][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.601372][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 8 printk messages dropped ** [ 1348.601652][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.602073][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.602418][ T32] r5:858f2400 r4:829187f0 [ 1348.602465][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1348.602766][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.603027][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1348.603568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1348.604276][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1348.604772][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.605002][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.605277][ T32] r4:847da200 [ 1348.605300][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.605359][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.605384][ T32] r4:00000001 [ 1348.605404][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.605448][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.605597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.605657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.605713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.605769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.605795][ T32] r4:847ccb40 [ 1348.605837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.605865][ T32] INFO: task kworker/0:833:5925 blocked for more than 475 seconds. [ 1348.605893][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.605926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.605946][ T32] task:kworker/0:833 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.605988][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.606027][ T32] Call trace: [ 1348.606056][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.606104][ T32] r10:829187f4 r9:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:858f3c00 [ 1348.606128][ T32] r4:858f3c00 [ 1348.606147][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.606186][ T32] r5:858f3c00 r4:829187f0 [ 1348.606205][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.606261][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.606342][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1348.606407][ T32] r4:00000000 [ 1348.606435][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.606473][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.606545][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.606599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85608900 [ 1348.606642][ T32] r4:00000000 [ 1348.606733][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.606873][ T32] r9:83018005 r8:858f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1348.606899][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.606963][ T32] r5:00001000 r4:ec951000 [ 1348.606984][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.607022][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.607115][ T32] r5:858c078c r4:858c0400 [ 1348.607190][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.607682][ T32] r7:dddced40 r6:83018000 r5:858c078c r4:851b4900 ** 1 printk messages dropped ** [ 1348.607751][ T32] r10:61c88647 r9:858f3c00 r8:851b492c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1348.629520][ T32] r4:85608340 ** 4 printk messages dropped ** [ 1348.630116][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1348.630872][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1348.631232][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 11 printk messages dropped ** [ 1348.633690][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 12 printk messages dropped ** [ 1348.635494][ T32] task:kworker/0:834 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.637031][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.637396][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.637812][ T32] r4:851b4a00 ** 5 printk messages dropped ** [ 1348.638029][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1348.671562][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.673196][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1348.675095][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1348.678121][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.710692][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.710891][ T32] r5:858f5400 r4:829187f0 [ 1348.710959][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.711042][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.711104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 1348.711176][ T32] r4:00000000 [ 1348.711218][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.711280][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.711327][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.711378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928480 [ 1348.711405][ T32] r4:00000000 [ 1348.711424][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.711470][ T32] r9:83018005 r8:858f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1348.711511][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.711556][ T32] r5:00001000 r4:ec975000 [ 1348.711577][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.711631][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.711676][ T32] r5:858c0f8c r4:858c0c00 [ 1348.711696][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.711761][ T32] r7:dddced40 r6:83018000 r5:858c0f8c r4:851b4b00 [ 1348.711785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.711829][ T32] r10:61c88647 r9:858f5400 r8:851b4b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.711850][ T32] r4:851b4b00 [ 1348.711869][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.711916][ T32] r10:00000000 r9:851b4b00 r8:8027ed34 r7:ec955e60 r6:851b4b80 r5:858f5400 [ 1348.711940][ T32] r4:00000001 [ 1348.711958][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.711992][ T32] Exception stack(0xec961fb0 to 0xec961ff8) [ 1348.712037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.712070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.712095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.712121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.712142][ T32] r4:851a3f80 [ 1348.712647][ T32] INFO: task kworker/0:835:5928 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.712682][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.712793][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.712850][ T32] Call trace: [ 1348.712915][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.712969][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.713001][ T32] r4:00000000 [ 1348.713024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.713063][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.713092][ T32] 9d20: 9eb96000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.713119][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.713233][ T32] 9d60: 800b0013 ffffffff [ 1348.713260][ T32] r5:800b0013 r4:80239bd0 [ 1348.713280][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.713337][ T32] r4:82ac11e4 [ 1348.713365][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.713408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.713430][ T32] r4:e06b9dc0 [ 1348.713503][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.713548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.713590][ T32] r4:00000000 [ 1348.713654][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.713787][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1348.713993][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1348.714420][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1348.714811][ T32] INFO: task kworker/0:836:5932 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.715289][ T32] r5:858f3000 r4:829187f0 [ 1348.715311][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.715584][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1348.715995][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1348.716439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1348.717270][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1348.717752][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1348.734316][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1348.734993][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1348.735247][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.735557][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.735830][ T32] r5:858f6c00 r4:829187f0 ** 2 printk messages dropped ** [ 1348.735941][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec979e08 ** 8 printk messages dropped ** [ 1348.736295][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1348.736715][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.737106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1348.738036][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 2 printk messages dropped ** [ 1348.750780][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.750880][ T32] r4:82ac11e4 [ 1348.750953][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.751009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.751033][ T32] r4:e06b9dc0 [ 1348.751074][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.751121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.751143][ T32] r4:00000000 [ 1348.751161][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.751229][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.751255][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.751299][ T32] r5:00001000 r4:dfacd000 [ 1348.751331][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.751373][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.751423][ T32] r5:8501378c r4:85013400 [ 1348.751446][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.751492][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.751532][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.751580][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.751602][ T32] r4:847da200 [ 1348.751621][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.751674][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.751699][ T32] r4:00000001 [ 1348.751718][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.751752][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.751781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.751833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.751865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.751912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.751942][ T32] r4:847ccb40 [ 1348.751965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.752004][ T32] INFO: task kworker/0:838:5937 blocked for more than 475 seconds. [ 1348.752037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.752060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.752081][ T32] task:kworker/0:838 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.752171][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.752250][ T32] Call trace: [ 1348.752286][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.752337][ T32] r10:829187f4 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:858f6000 [ 1348.752360][ T32] r4:858f6000 [ 1348.752401][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.752445][ T32] r5:858f6000 r4:829187f0 [ 1348.752465][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.752503][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.752545][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 [ 1348.752566][ T32] r4:00000000 [ 1348.752605][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.752644][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.752681][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.752720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928880 [ 1348.752744][ T32] r4:00000000 [ 1348.752765][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.752828][ T32] r9:83018005 r8:858f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1348.752853][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.752895][ T32] r5:00001000 r4:eaf39000 [ 1348.752934][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.752997][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.753056][ T32] r5:858c1b8c r4:858c1800 [ 1348.753114][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.753356][ T32] r10:00000000 r9:851b4e00 r8:8027ed34 r7:ec591e60 r6:851b4e80 r5:858f6000 ** 9 printk messages dropped ** [ 1348.754136][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.754950][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1348.755261][ T32] r5:00001000 r4:dfacd000 ** 5 printk messages dropped ** [ 1348.755461][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1348.756084][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1348.756238][ T32] task:kworker/0:839 state:D stack:0 pid:5940 tgid:5940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.756314][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.756354][ T32] Call trace: [ 1348.756417][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.756470][ T32] r10:829187f4 r9:ec7a5d84 r8:00000002 r7:60000113 r6:ec7a5d8c r5:84a20000 [ 1348.756495][ T32] r4:84a20000 [ 1348.756535][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.756599][ T32] r5:84a20000 r4:829187f0 [ 1348.756643][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.756767][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.756819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 [ 1348.756851][ T32] r4:00000000 [ 1348.756873][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.756915][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.756963][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.757007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928b80 [ 1348.757028][ T32] r4:00000000 [ 1348.757057][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.757134][ T32] r9:83018005 r8:84a20000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1348.757159][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.757199][ T32] r5:00001000 r4:eb3f9000 [ 1348.757218][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.757254][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.757293][ T32] r5:858c238c r4:858c2000 [ 1348.757313][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.757355][ T32] r7:dddced40 r6:83018000 r5:858c238c r4:851b4f00 [ 1348.757375][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.757457][ T32] r10:61c88647 r9:84a20000 r8:851b4f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.757482][ T32] r4:851b4f00 [ 1348.757500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.757542][ T32] r10:00000000 r9:851b4f00 r8:8027ed34 r7:ec591e60 r6:851b4f80 r5:84a20000 ** 7 printk messages dropped ** [ 1348.757814][ T32] r4:859288c0 ** 4 printk messages dropped ** [ 1348.779530][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1348.779967][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1348.780194][ T32] r5:00001000 r4:dfacd000 [ 1348.780213][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.780250][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.780290][ T32] r5:8501378c r4:85013400 [ 1348.780309][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.780352][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.780372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.780414][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.780466][ T32] r4:847da200 [ 1348.780490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.780535][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.780556][ T32] r4:00000001 [ 1348.780574][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.780607][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.780632][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.780662][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.780690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.780717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.780739][ T32] r4:847ccb40 [ 1348.780779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.780811][ T32] INFO: task kworker/0:840:5941 blocked for more than 475 seconds. [ 1348.780842][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.780866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.780885][ T32] task:kworker/0:840 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.780952][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.780997][ T32] Call trace: [ 1348.781036][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.781083][ T32] r10:829187f4 r9:ec949d84 r8:00000002 r7:60000013 r6:ec949d8c r5:84a20c00 ** 2 printk messages dropped ** [ 1348.781161][ T32] r5:84a20c00 r4:829187f0 [ 1348.781200][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.781292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec949e08 ** 8 printk messages dropped ** [ 1348.781577][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1348.781894][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1348.781989][ T32] r4:00000001 [ 1348.782008][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.782041][ T32] Exception stack(0xec949fb0 to 0xec949ff8) [ 1348.782066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.782093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.782118][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.782144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.782165][ T32] r4:859288c0 [ 1348.782603][ T32] INFO: task kworker/0:840:5941 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.782635][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.782704][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.782817][ T32] Call trace: [ 1348.782965][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.783014][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.783036][ T32] r4:00000000 [ 1348.783085][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.783127][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 4 printk messages dropped ** [ 1348.783319][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1348.783652][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1348.783945][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1348.784194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1348.784486][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.784707][ T32] r5:84a21800 r4:829187f0 ** 1 printk messages dropped ** [ 1348.784768][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1348.785198][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.785573][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.785757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1348.786711][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1348.787133][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1348.787383][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 9 printk messages dropped ** [ 1348.787726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.809237][ T32] r10:829187f4 r9:ec831d84 r8:00000002 r7:60000113 r6:ec831d8c r5:84a23000 [ 1348.809312][ T32] r4:84a23000 [ 1348.809337][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.809449][ T32] r5:84a23000 r4:829187f0 [ 1348.809475][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.809536][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.809594][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec831e08 [ 1348.809623][ T32] r4:00000000 [ 1348.809651][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.809690][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.809729][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.809770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592e340 [ 1348.809791][ T32] r4:00000000 [ 1348.809809][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.809853][ T32] r9:83018005 r8:84a23000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1348.809884][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.809938][ T32] r5:00001000 r4:eb913000 [ 1348.809958][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.810088][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.810133][ T32] r5:858c378c r4:858c3400 [ 1348.810153][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.810220][ T32] r7:dddced40 r6:83018000 r5:858c378c r4:8592a200 [ 1348.810328][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.810376][ T32] r10:61c88647 r9:84a23000 r8:8592a22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.810397][ T32] r4:8592a200 [ 1348.810478][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.810525][ T32] r10:00000000 r9:8592a200 r8:8027ed34 r7:ec949e60 r6:8592a280 r5:84a23000 [ 1348.810549][ T32] r4:00000001 [ 1348.810595][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.810729][ T32] Exception stack(0xec831fb0 to 0xec831ff8) [ 1348.810848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.810922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.811017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.811076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.811117][ T32] r4:85928d00 [ 1348.811833][ T32] INFO: task kworker/0:842:5944 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.811933][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.812111][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.812272][ T32] Call trace: [ 1348.812360][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.812454][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.812507][ T32] r4:00000000 [ 1348.812551][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.812628][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.812713][ T32] 9d20: 9faa9000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.812779][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.812868][ T32] 9d60: 800b0013 ffffffff [ 1348.812937][ T32] r5:800b0013 r4:80239bd0 [ 1348.812985][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.813068][ T32] r4:82ac11e4 [ 1348.813116][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.813202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.813269][ T32] r4:e06b9dc0 [ 1348.813349][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.813450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.813500][ T32] r4:00000000 [ 1348.813543][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.813629][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 2 printk messages dropped ** [ 1348.813815][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.814506][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1348.815192][ T32] INFO: task kworker/0:843:5946 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.816129][ T32] r5:84a23c00 r4:829187f0 ** 1 printk messages dropped ** [ 1348.816294][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.817165][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1348.817955][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1348.849649][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.850276][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1348.850484][ T32] r5:00001000 r4:dfacd000 ** 1 printk messages dropped ** [ 1348.850549][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.850633][ T32] r5:8501378c r4:85013400 [ 1348.850680][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.850780][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.850827][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.850925][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.850996][ T32] r4:847da200 [ 1348.851036][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.851129][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.851187][ T32] r4:00000001 [ 1348.851240][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.851320][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.851380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.851442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.851505][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.851581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.851642][ T32] r4:847ccb40 [ 1348.851693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.851754][ T32] INFO: task kworker/1:561:5948 blocked for more than 475 seconds. [ 1348.851832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.851887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.851940][ T32] task:kworker/1:561 state:D stack:0 pid:5948 tgid:5948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.852038][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.852126][ T32] Call trace: [ 1348.852158][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.852203][ T32] r10:829187f4 r9:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:8587bc00 [ 1348.852225][ T32] r4:8587bc00 [ 1348.852243][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.852281][ T32] r5:8587bc00 r4:829187f0 [ 1348.852317][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.852360][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.852405][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 [ 1348.852427][ T32] r4:00000000 [ 1348.852464][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.852506][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.852541][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.852580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593a700 [ 1348.852601][ T32] r4:00000000 [ 1348.852618][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.852659][ T32] r9:83018205 r8:8587bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1348.852679][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.852969][ T32] r10:61c88647 r9:8587bc00 r8:851c552c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1348.853271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.854015][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1348.854248][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1348.854326][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.854566][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1348.854836][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 10 printk messages dropped ** [ 1348.855208][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.855493][ T32] r5:8587c800 r4:829187f0 [ 1348.855513][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1348.855824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592e440 ** 9 printk messages dropped ** [ 1348.856213][ T32] r7:dddced40 r6:83018000 r5:858c3b8c r4:8592a400 ** 8 printk messages dropped ** [ 1348.856453][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.857112][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1348.857564][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1348.857822][ T32] r5:00001000 r4:dfacd000 ** 5 printk messages dropped ** [ 1348.858126][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.886381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1348.887253][ T32] r10:829187f4 r9:ec98dd84 r8:00000002 r7:60000113 r6:ec98dd8c r5:8587d400 ** 4 printk messages dropped ** [ 1348.887628][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.888057][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.896010][ T32] r4:8592a480 ** 6 printk messages dropped ** [ 1348.896320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.897461][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1348.912028][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1348.912310][ T32] r5:00001000 r4:dfacd000 ** 2 printk messages dropped ** [ 1348.912433][ T32] r5:8501378c r4:85013400 [ 1348.912469][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.912531][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.912609][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.912657][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.912679][ T32] r4:847da200 [ 1348.912728][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.912777][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.912799][ T32] r4:00000001 [ 1348.912840][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.912878][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.912924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.912999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.913053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.913087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.913108][ T32] r4:847ccb40 [ 1348.913131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.913159][ T32] INFO: task kworker/0:846:5954 blocked for more than 475 seconds. [ 1348.913212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.913263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.913287][ T32] task:kworker/0:846 state:D stack:0 pid:5954 tgid:5954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.913360][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.913406][ T32] Call trace: [ 1348.913461][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.913509][ T32] r10:829187f4 r9:ec855d84 r8:00000002 r7:60000013 r6:ec855d8c r5:84a22400 [ 1348.913562][ T32] r4:84a22400 [ 1348.913584][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.913644][ T32] r5:84a22400 r4:829187f0 [ 1348.913669][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.913707][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.913752][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 [ 1348.913774][ T32] r4:00000000 [ 1348.913792][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.913827][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.913861][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.913900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592e580 [ 1348.913926][ T32] r4:00000000 [ 1348.913944][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.913986][ T32] r9:83018005 r8:84a22400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.914028][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.914073][ T32] r5:00001000 r4:ebbff000 [ 1348.914092][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.914148][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.914193][ T32] r5:858c3f8c r4:858c3c00 [ 1348.914213][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.914255][ T32] r7:dddced40 r6:83018000 r5:858c3f8c r4:8592a500 [ 1348.914274][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.914317][ T32] r10:61c88647 r9:84a22400 r8:8592a52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.914337][ T32] r4:8592a500 [ 1348.914369][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.914415][ T32] r10:00000000 r9:8592a500 r8:8027ed34 r7:ec98de60 r6:8592a580 r5:84a22400 [ 1348.914473][ T32] r4:00000001 [ 1348.914495][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.914540][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1348.914592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.914644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.914673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.914746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.914794][ T32] r4:8592e240 [ 1348.915278][ T32] INFO: task kworker/0:846:5954 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1348.915315][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.915396][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.915461][ T32] Call trace: [ 1348.915517][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.915564][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1348.915587][ T32] r4:00000000 [ 1348.915606][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.915660][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1348.915719][ T32] 9d20: a0a04000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1348.915764][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1348.915790][ T32] 9d60: 800b0013 ffffffff [ 1348.915812][ T32] r5:800b0013 r4:80239bd0 [ 1348.915830][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.915892][ T32] r4:82ac11e4 [ 1348.915943][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.915990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.916012][ T32] r4:e06b9dc0 ** 1 printk messages dropped ** [ 1348.916070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1348.916466][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 9 printk messages dropped ** [ 1348.916847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.917146][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.917385][ T32] r5:84a25400 r4:829187f0 ** 1 printk messages dropped ** [ 1348.917482][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1348.917981][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.939604][ T32] Exception stack(0xec985fb0 to 0xec985ff8) ** 5 printk messages dropped ** [ 1348.940746][ T32] INFO: task kworker/0:847:5957 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 11 printk messages dropped ** [ 1348.942031][ T32] r5:800b0013 r4:80239bd0 [ 1348.942081][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.942177][ T32] r4:82ac11e4 [ 1348.942250][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.942356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1348.942410][ T32] r4:e06b9dc0 [ 1348.942458][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.942552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.942605][ T32] r4:00000000 [ 1348.942652][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.942755][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.942824][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.942960][ T32] r5:00001000 r4:dfacd000 [ 1348.943011][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.943104][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.943201][ T32] r5:8501378c r4:85013400 [ 1348.943250][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.943344][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.943387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.943480][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.943531][ T32] r4:847da200 [ 1348.943575][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.943662][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.943708][ T32] r4:00000001 [ 1348.943752][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.943838][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.943902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.943980][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.944042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.944104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.944156][ T32] r4:847ccb40 [ 1348.944207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.944316][ T32] INFO: task kworker/0:848:5958 blocked for more than 475 seconds. [ 1348.944395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.944454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.944500][ T32] task:kworker/0:848 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.944596][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.944720][ T32] Call trace: [ 1348.944802][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.944893][ T32] r10:829187f4 r9:ec861d84 r8:00000002 r7:60000113 r6:ec861d8c r5:84a26000 [ 1348.944957][ T32] r4:84a26000 [ 1348.945005][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.945095][ T32] r5:84a26000 r4:829187f0 [ 1348.945141][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.945228][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.945327][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 [ 1348.945379][ T32] r4:00000000 [ 1348.945423][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.945510][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1348.945590][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.945684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592ea00 [ 1348.945736][ T32] r4:00000000 [ 1348.945783][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.945885][ T32] r9:83018005 r8:84a26000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1348.945946][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.946040][ T32] r5:00001000 r4:ebc53000 [ 1348.946359][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.946696][ T32] r7:dddced40 r6:83018000 r5:858c8b8c r4:8592a700 ** 7 printk messages dropped ** [ 1348.947271][ T32] Exception stack(0xec861fb0 to 0xec861ff8) ** 5 printk messages dropped ** [ 1348.960424][ T32] INFO: task kworker/0:848:5958 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 12 printk messages dropped ** [ 1348.961648][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1348.962646][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1348.963543][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.964466][ T32] r10:829187f4 r9:ec995d84 r8:00000002 r7:60000013 r6:ec995d8c r5:84a26c00 ** 4 printk messages dropped ** [ 1348.964796][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.965560][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1348.966269][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1348.967194][ T32] INFO: task kworker/0:849:5961 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 10 printk messages dropped ** [ 1348.967564][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1348.967818][ T32] r4:e06b9dc0 [ 1348.967837][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1348.967876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1348.967922][ T32] r4:00000000 [ 1348.967944][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1348.967990][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.968010][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.968050][ T32] r5:00001000 r4:dfacd000 [ 1348.995280][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1348.995481][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.995536][ T32] r5:8501378c r4:85013400 [ 1348.995605][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.995686][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1348.995711][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.995758][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.995780][ T32] r4:847da200 [ 1348.995812][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.995860][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1348.995885][ T32] r4:00000001 [ 1348.995905][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.995946][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1348.995975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.996002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.996033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.996061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.996082][ T32] r4:847ccb40 [ 1348.996103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.996242][ T32] INFO: task kworker/0:850:5963 blocked for more than 475 seconds. [ 1348.996365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.996399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.996424][ T32] task:kworker/0:850 state:D stack:0 pid:5963 tgid:5963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.996481][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.996524][ T32] Call trace: [ 1348.996676][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.996749][ T32] r10:829187f4 r9:ec9a5d84 r8:00000002 r7:60000013 r6:ec9a5d8c r5:8587b000 [ 1348.996773][ T32] r4:8587b000 [ 1348.996793][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.996832][ T32] r5:8587b000 r4:829187f0 [ 1348.996851][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.996892][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.996943][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 [ 1348.996964][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.997122][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1348.997685][ T32] r10:61c88647 r9:8587b000 r8:8592a82c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1349.010589][ T32] r4:8592e9c0 ** 6 printk messages dropped ** [ 1349.012056][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.012251][ T32] r5:800b0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1349.012496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1349.012886][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 6 printk messages dropped ** [ 1349.013121][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1349.013487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.013762][ T32] r5:8587ec00 r4:829187f0 [ 1349.013785][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.013843][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.013890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1349.013918][ T32] r4:00000000 [ 1349.013949][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.014008][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.014046][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.014094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592ee00 [ 1349.014128][ T32] r4:00000000 [ 1349.014189][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.014235][ T32] r9:83018005 r8:8587ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1349.014272][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.014316][ T32] r5:00001000 r4:ebcb7000 [ 1349.014336][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.014373][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.014414][ T32] r5:858c978c r4:858c9400 [ 1349.014452][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.014499][ T32] r7:dddced40 r6:83018000 r5:858c978c r4:8592a980 [ 1349.014519][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.014574][ T32] r10:61c88647 r9:8587ec00 r8:8592a9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.014608][ T32] r4:8592a980 [ 1349.014635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.014678][ T32] r10:00000000 r9:8592a980 r8:8027ed34 r7:ec9a5e60 r6:851c5780 r5:8587ec00 [ 1349.014699][ T32] r4:00000001 [ 1349.014740][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.014784][ T32] Exception stack(0xec9adfb0 to 0xec9adff8) [ 1349.014810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.014838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.014864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.014891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.014916][ T32] r4:8592ea40 [ 1349.015258][ T32] INFO: task kworker/0:851:5965 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.015302][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.015370][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.015416][ T32] Call trace: [ 1349.015481][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.015557][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.015584][ T32] r4:00000000 [ 1349.015605][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.015651][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.015684][ T32] 9d20: a1a2b000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.015711][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.015751][ T32] 9d60: 800b0013 ffffffff [ 1349.015797][ T32] r5:800b0013 r4:80239bd0 [ 1349.015819][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.015859][ T32] r4:82ac11e4 [ 1349.015910][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.015955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.015988][ T32] r4:e06b9dc0 [ 1349.016009][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.016053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.016083][ T32] r4:00000000 [ 1349.016120][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.016180][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.016204][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.016376][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1349.016582][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 12 printk messages dropped ** [ 1349.017060][ T32] task:kworker/0:852 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.017387][ T32] r5:85878c00 r4:829187f0 ** 3 printk messages dropped ** [ 1349.017529][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.017727][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.018103][ T32] r10:61c88647 r9:85878c00 r8:8592aa2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1349.041194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1349.042054][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 4 printk messages dropped ** [ 1349.042231][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1349.042443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 5 printk messages dropped ** [ 1349.042642][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1349.042886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.043144][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.043303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.043528][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1349.043600][ T32] task:kworker/0:853 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.043646][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.043687][ T32] Call trace: [ 1349.043788][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.043868][ T32] r10:829187f4 r9:ec9b9d84 r8:00000002 r7:60000013 r6:ec9b9d8c r5:8587e000 [ 1349.043895][ T32] r4:8587e000 [ 1349.043916][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.043976][ T32] r5:8587e000 r4:829187f0 [ 1349.044019][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.044082][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.044142][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b9e08 [ 1349.044201][ T32] r4:00000000 [ 1349.044242][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.044325][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.044407][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.044493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592ef80 [ 1349.044588][ T32] r4:00000000 [ 1349.044660][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.044755][ T32] r9:83018005 r8:8587e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.044802][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.044889][ T32] r5:00001000 r4:ebcf1000 [ 1349.044938][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.045024][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.045112][ T32] r5:858c9b8c r4:858c9800 [ 1349.045163][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.045254][ T32] r7:dddced40 r6:83018000 r5:858c9b8c r4:8592aa80 [ 1349.045304][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.045444][ T32] r10:61c88647 r9:8587e000 r8:8592aaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.045522][ T32] r4:8592aa80 [ 1349.045571][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.045659][ T32] r10:00000000 r9:8592aa80 r8:8027ed34 r7:ec9b1e60 r6:851c5880 r5:8587e000 [ 1349.045713][ T32] r4:00000001 [ 1349.045762][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.045834][ T32] Exception stack(0xec9b9fb0 to 0xec9b9ff8) [ 1349.045890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.045955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.046027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.046090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.046142][ T32] r4:8592ec80 [ 1349.046523][ T32] INFO: task kworker/0:853:5968 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.046577][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.046660][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.046748][ T32] Call trace: [ 1349.046809][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.046857][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.046880][ T32] r4:00000000 [ 1349.046921][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.047007][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.047039][ T32] 9d20: a1ddd000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.047089][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.047134][ T32] 9d60: 800b0013 ffffffff [ 1349.047166][ T32] r5:800b0013 r4:80239bd0 [ 1349.047205][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.047269][ T32] r4:82ac11e4 [ 1349.047291][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.047342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.047389][ T32] r4:e06b9dc0 [ 1349.047411][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.047451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.047472][ T32] r4:00000000 [ 1349.047509][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.047561][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.047585][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.047627][ T32] r5:00001000 r4:dfacd000 [ 1349.047666][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.047708][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.047748][ T32] r5:8501378c r4:85013400 [ 1349.047768][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.047832][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.047856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.047901][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.047922][ T32] r4:847da200 [ 1349.047941][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.048004][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.048048][ T32] r4:00000001 [ 1349.048126][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.068582][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.068640][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.068836][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.069185][ T32] r5:8587a400 r4:829187f0 [ 1349.069210][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.069497][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.069761][ T32] r5:858c9f8c r4:858c9c00 ** 6 printk messages dropped ** [ 1349.070019][ T32] r10:00000000 r9:8592ab00 r8:8027ed34 r7:ec9b1e60 r6:851c5900 r5:8587a400 ** 9 printk messages dropped ** [ 1349.070893][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1349.072322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 2 printk messages dropped ** [ 1349.072518][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.072568][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.072676][ T32] r5:00001000 r4:dfacd000 [ 1349.072729][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.072820][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.072915][ T32] r5:8501378c r4:85013400 [ 1349.072963][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.073108][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.073174][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.073269][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.073333][ T32] r4:847da200 [ 1349.073381][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.073498][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.073565][ T32] r4:00000001 [ 1349.073612][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.073691][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.073751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.073836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.073907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.073974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.074026][ T32] r4:847ccb40 [ 1349.074073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.074130][ T32] INFO: task kworker/0:855:5973 blocked for more than 475 seconds. [ 1349.074202][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.074269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.074314][ T32] task:kworker/0:855 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.074411][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.074545][ T32] Call trace: [ 1349.074624][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.074726][ T32] r10:829187f4 r9:ec9c5d84 r8:00000002 r7:60000013 r6:ec9c5d8c r5:85880000 [ 1349.074782][ T32] r4:85880000 [ 1349.074828][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.074918][ T32] r5:85880000 r4:829187f0 [ 1349.075022][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.075123][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.075229][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 [ 1349.075349][ T32] r4:00000000 [ 1349.075421][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.075524][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.075605][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.075700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85944040 [ 1349.075753][ T32] r4:00000000 [ 1349.075801][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.075897][ T32] r9:83018005 r8:85880000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1349.075951][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.076041][ T32] r5:00001000 r4:ec5a9000 [ 1349.076089][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.076179][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.076272][ T32] r5:858ca38c r4:858ca000 [ 1349.076318][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.076410][ T32] r7:dddced40 r6:83018000 r5:858ca38c r4:8592ab80 [ 1349.076458][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.076557][ T32] r10:61c88647 r9:85880000 r8:8592abac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.076615][ T32] r4:8592ab80 [ 1349.076661][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.076791][ T32] r10:00000000 r9:8592ab80 r8:8027ed34 r7:ec9b1e60 r6:851c5980 r5:85880000 [ 1349.076849][ T32] r4:00000001 [ 1349.076898][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.076974][ T32] Exception stack(0xec9c5fb0 to 0xec9c5ff8) [ 1349.077028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.077094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.077166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.077231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.077283][ T32] r4:85944100 [ 1349.077839][ T32] INFO: task kworker/0:855:5973 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.077919][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.078045][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.098852][ T32] Call trace: [ 1349.098984][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.099126][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.099193][ T32] r4:00000000 [ 1349.099241][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.099328][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.099399][ T32] 9d20: a2340000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.099465][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.099520][ T32] 9d60: 800b0013 ffffffff [ 1349.099578][ T32] r5:800b0013 r4:80239bd0 [ 1349.099625][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.099715][ T32] r4:82ac11e4 [ 1349.099765][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.099866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.099918][ T32] r4:e06b9dc0 [ 1349.099979][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.100076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.100161][ T32] r4:00000000 [ 1349.100219][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1349.100480][ T32] r5:00001000 r4:dfacd000 ** 3 printk messages dropped ** [ 1349.100745][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.101034][ T32] r4:847da200 ** 2 printk messages dropped ** [ 1349.101245][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.101424][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.101786][ T32] INFO: task kworker/0:856:5974 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1349.102091][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.102445][ T32] r4:85880c00 ** 1 printk messages dropped ** [ 1349.102579][ T32] r5:85880c00 r4:829187f0 [ 1349.102645][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.102737][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.102832][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 ** 2 printk messages dropped ** [ 1349.103033][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1349.103465][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.103717][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.103816][ T32] r5:858ca78c r4:858ca400 [ 1349.103871][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.103967][ T32] r7:dddced40 r6:83018000 r5:858ca78c r4:8592ac00 [ 1349.104017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.104117][ T32] r10:61c88647 r9:85880c00 r8:8592ac2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.104179][ T32] r4:8592ac00 [ 1349.104226][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.104336][ T32] r10:00000000 r9:8592ac00 r8:8027ed34 r7:ec9b1e60 r6:851c5a00 r5:85880c00 [ 1349.104394][ T32] r4:00000001 [ 1349.104457][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.104538][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) [ 1349.104602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.104668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.104730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.104794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.104827][ T32] r4:85944100 [ 1349.105294][ T32] INFO: task kworker/0:856:5974 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.105328][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.105407][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.105453][ T32] Call trace: [ 1349.105482][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.105528][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.105563][ T32] r4:00000000 [ 1349.105606][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.105650][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.105680][ T32] 9d20: a2340000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.105707][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.105748][ T32] 9d60: 800b0013 ffffffff [ 1349.105774][ T32] r5:800b0013 r4:80239bd0 [ 1349.105807][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.105850][ T32] r4:82ac11e4 [ 1349.105869][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.105908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.105929][ T32] r4:e06b9dc0 [ 1349.105947][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.106006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.106032][ T32] r4:00000000 [ 1349.106071][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.106139][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.106171][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.106214][ T32] r5:00001000 r4:dfacd000 [ 1349.106252][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.106295][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.106335][ T32] r5:8501378c r4:85013400 [ 1349.106353][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.106396][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.106416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.106459][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.106480][ T32] r4:847da200 [ 1349.106498][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.106540][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.106560][ T32] r4:00000001 [ 1349.106578][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.106611][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.106636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.106676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.106708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.106738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1349.106914][ T32] task:kworker/0:857 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.107262][ T32] r5:85883000 r4:829187f0 [ 1349.107292][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.107484][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1349.107855][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.127462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.128006][ T32] INFO: task kworker/0:857:5977 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 6 printk messages dropped ** [ 1349.128556][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1349.128726][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1349.128973][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.129115][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1349.129511][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1349.129846][ T32] task:kworker/0:858 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.130079][ T32] r5:85883c00 r4:829187f0 [ 1349.130098][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.130135][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.130185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1349.130206][ T32] r4:00000000 [ 1349.130223][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.130259][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.130299][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.130341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859449c0 [ 1349.130363][ T32] r4:00000000 [ 1349.130381][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.130423][ T32] r9:83018005 r8:85883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1349.130443][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.130482][ T32] r5:00001000 r4:ec7bf000 [ 1349.130501][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.130537][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.130607][ T32] r5:858cbb8c r4:858cb800 [ 1349.130653][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.130748][ T32] r7:dddced40 r6:83018000 r5:858cbb8c r4:8592ad00 [ 1349.130802][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.130895][ T32] r10:61c88647 r9:85883c00 r8:8592ad2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.130979][ T32] r4:8592ad00 [ 1349.131025][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.131121][ T32] r10:00000000 r9:8592ad00 r8:8027ed34 r7:ec9d5e60 r6:851c5b00 r5:85883c00 [ 1349.131182][ T32] r4:00000001 [ 1349.131229][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.131307][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1349.131367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.131430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.131490][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.131555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.131614][ T32] r4:85944400 [ 1349.132207][ T32] INFO: task kworker/0:858:5979 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.132251][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.132338][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.132385][ T32] Call trace: [ 1349.132437][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.132500][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.132527][ T32] r4:00000000 [ 1349.132545][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.132583][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.132612][ T32] 9d20: a2770000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.132641][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.132663][ T32] 9d60: 800b0013 ffffffff [ 1349.132713][ T32] r5:800b0013 r4:80239bd0 [ 1349.132737][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.132776][ T32] r4:82ac11e4 [ 1349.132795][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.132833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.132855][ T32] r4:e06b9dc0 [ 1349.132888][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.132931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.132952][ T32] r4:00000000 [ 1349.132971][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.133015][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.133036][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.133076][ T32] r5:00001000 r4:dfacd000 [ 1349.133094][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.133131][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.133180][ T32] r5:8501378c r4:85013400 [ 1349.133199][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.133242][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.133262][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.133304][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.133325][ T32] r4:847da200 [ 1349.133344][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.133387][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.133408][ T32] r4:00000001 [ 1349.133426][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.133459][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.133484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.133510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.133692][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.134019][ T32] r5:85884800 r4:829187f0 [ 1349.134037][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.134244][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1349.134612][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1349.134752][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1349.134918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.135323][ T32] INFO: task kworker/0:859:5980 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 11 printk messages dropped ** [ 1349.135729][ T32] r5:800b0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1349.135842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.135863][ T32] r4:e06b9dc0 [ 1349.135882][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.135920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.135941][ T32] r4:00000000 [ 1349.135958][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.136001][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.136021][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.136061][ T32] r5:00001000 r4:dfacd000 [ 1349.136079][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.136129][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.136198][ T32] r5:8501378c r4:85013400 [ 1349.136239][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.136287][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.136307][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.136350][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.136383][ T32] r4:847da200 [ 1349.136432][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.136478][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.136500][ T32] r4:00000001 [ 1349.136518][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.136563][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.136591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.136618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.136764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.136798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.136820][ T32] r4:847ccb40 [ 1349.136839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.136863][ T32] INFO: task kworker/0:860:5982 blocked for more than 475 seconds. [ 1349.136888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.136935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.136959][ T32] task:kworker/0:860 state:D stack:0 pid:5982 tgid:5982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.137022][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.137060][ T32] Call trace: [ 1349.137089][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.137132][ T32] r10:829187f4 r9:ec99dd84 r8:00000002 r7:60000113 r6:ec99dd8c r5:85875400 [ 1349.137160][ T32] r4:85875400 [ 1349.137181][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.137219][ T32] r5:85875400 r4:829187f0 [ 1349.137248][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.137289][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.137333][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 [ 1349.137354][ T32] r4:00000000 [ 1349.137371][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.137407][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.137441][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.137479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85944840 [ 1349.137518][ T32] r4:00000000 [ 1349.137560][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.137606][ T32] r9:83018005 r8:85875400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.137626][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.137665][ T32] r5:00001000 r4:ec7a7000 [ 1349.137684][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.137719][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.137758][ T32] r5:858cb78c r4:858cb400 [ 1349.137776][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.137828][ T32] r7:dddced40 r6:83018000 r5:858cb78c r4:8592ae00 [ 1349.137850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.137893][ T32] r10:61c88647 r9:85875400 r8:8592ae2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.137914][ T32] r4:8592ae00 [ 1349.137942][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.138006][ T32] r10:00000000 r9:8592ae00 r8:8027ed34 r7:ec9dde60 r6:8592ae80 r5:85875400 [ 1349.138050][ T32] r4:00000001 [ 1349.168506][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.168722][ T32] Exception stack(0xec99dfb0 to 0xec99dff8) [ 1349.168793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.168862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.168925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.169939][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.170731][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1349.171199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 8 printk messages dropped ** [ 1349.171786][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1349.172788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.173587][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.173876][ T32] r5:84a24800 r4:829187f0 ** 6 printk messages dropped ** [ 1349.174415][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.175247][ T32] r7:dddced40 r6:83018000 r5:858d438c r4:8592af00 [ 1349.175296][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.175393][ T32] r10:61c88647 r9:84a24800 r8:8592af2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.175443][ T32] r4:8592af00 [ 1349.175500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.175596][ T32] r10:00000000 r9:8592af00 r8:8027ed34 r7:ec9dde60 r6:8592af80 r5:84a24800 [ 1349.175660][ T32] r4:00000001 [ 1349.175705][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.175782][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) [ 1349.175840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.175905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.175980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.176044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.176097][ T32] r4:859447c0 [ 1349.176574][ T32] INFO: task kworker/0:861:5985 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.176663][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.176843][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.176994][ T32] Call trace: [ 1349.177080][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.177191][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.177292][ T32] r4:00000000 [ 1349.177346][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.177447][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.177524][ T32] 9d20: a2f98000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.177589][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.177643][ T32] 9d60: 800b0013 ffffffff [ 1349.177697][ T32] r5:800b0013 r4:80239bd0 [ 1349.177742][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.177852][ T32] r4:82ac11e4 [ 1349.177912][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.178030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.178126][ T32] r4:e06b9dc0 [ 1349.207976][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.208566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.208641][ T32] r4:00000000 [ 1349.208692][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.208816][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.208871][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.209002][ T32] r5:00001000 r4:dfacd000 [ 1349.209060][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.209180][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.209292][ T32] r5:8501378c r4:85013400 [ 1349.209349][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.209450][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.209514][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.209616][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.209682][ T32] r4:847da200 [ 1349.209730][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.209826][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.209878][ T32] r4:00000001 [ 1349.209925][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.210002][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.210067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.210131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.210209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.210269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.210319][ T32] r4:847ccb40 [ 1349.210381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.210462][ T32] INFO: task kworker/0:862:5986 blocked for more than 475 seconds. [ 1349.210506][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.210531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.210569][ T32] task:kworker/0:862 state:D stack:0 pid:5986 tgid:5986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.210704][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.210834][ T32] Call trace: [ 1349.210909][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.211033][ T32] r10:829187f4 r9:ec999d84 r8:00000002 r7:60000013 r6:ec999d8c r5:84aa8000 [ 1349.211109][ T32] r4:84aa8000 [ 1349.211174][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.211308][ T32] r5:84aa8000 r4:829187f0 [ 1349.211366][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.211456][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.211578][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 [ 1349.211635][ T32] r4:00000000 [ 1349.211691][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.211779][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.211862][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.211955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85944ac0 [ 1349.212009][ T32] r4:00000000 [ 1349.212056][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.212153][ T32] r9:83018005 r8:84aa8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.212210][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.212307][ T32] r5:00001000 r4:ec7cf000 [ 1349.212355][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.212482][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.212580][ T32] r5:858cbf8c r4:858cbc00 [ 1349.212643][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.212741][ T32] r7:dddced40 r6:83018000 r5:858cbf8c r4:85950000 [ 1349.212820][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.212936][ T32] r10:61c88647 r9:84aa8000 r8:8595002c r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1349.213073][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.214559][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.215200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 10 printk messages dropped ** [ 1349.215566][ T32] r5:8501378c r4:85013400 ** 3 printk messages dropped ** [ 1349.215689][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.215729][ T32] r4:847da200 [ 1349.215773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.215841][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.215866][ T32] r4:00000001 [ 1349.215885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.215939][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.215968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.215996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.216041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.216071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.216092][ T32] r4:847ccb40 [ 1349.216111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.216135][ T32] INFO: task kworker/0:863:5990 blocked for more than 475 seconds. [ 1349.216166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.216209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.216252][ T32] task:kworker/0:863 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.216317][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.216360][ T32] Call trace: [ 1349.216390][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.216433][ T32] r10:829187f4 r9:ec9edd84 r8:00000002 r7:60000113 r6:ec9edd8c r5:84aa8c00 [ 1349.216474][ T32] r4:84aa8c00 [ 1349.216497][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.216555][ T32] r5:84aa8c00 r4:829187f0 [ 1349.216577][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.216615][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.216677][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 [ 1349.216703][ T32] r4:00000000 [ 1349.216736][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.216774][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.216807][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.216867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85944dc0 [ 1349.216892][ T32] r4:00000000 [ 1349.216910][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.216952][ T32] r9:83018005 r8:84aa8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 8 printk messages dropped ** [ 1349.217264][ T32] r10:61c88647 r9:84aa8c00 r8:8595012c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1349.217549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.238019][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 4 printk messages dropped ** [ 1349.238596][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1349.238813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 2 printk messages dropped ** [ 1349.238952][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 5 printk messages dropped ** [ 1349.239149][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.239288][ T32] r4:847da200 ** 3 printk messages dropped ** [ 1349.239414][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1349.239577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1349.239721][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1349.239865][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.240115][ T32] r5:84aaa400 r4:829187f0 [ 1349.240134][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.240241][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.240458][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1349.241181][ T32] r7:dddced40 r6:83018000 r5:858d4b8c r4:85950200 ** 8 printk messages dropped ** [ 1349.241823][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.242567][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.242800][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1349.243189][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.243425][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.243468][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.243488][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.243546][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.243613][ T32] r4:847da200 [ 1349.243635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.243679][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.243700][ T32] r4:00000001 [ 1349.243719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.243751][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.243796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.243829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.243854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.243883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.243913][ T32] r4:847ccb40 [ 1349.243937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.243970][ T32] INFO: task kworker/0:865:5993 blocked for more than 475 seconds. [ 1349.244000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.244023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.244064][ T32] task:kworker/0:865 state:D stack:0 pid:5993 tgid:5993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.244109][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.244176][ T32] Call trace: [ 1349.244320][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.244367][ T32] r10:829187f4 r9:ec9f1d84 r8:00000002 r7:60000013 r6:ec9f1d8c r5:84aab000 [ 1349.244388][ T32] r4:84aab000 [ 1349.244408][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.244457][ T32] r5:84aab000 r4:829187f0 [ 1349.244555][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.244617][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.244664][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f1e08 [ 1349.244685][ T32] r4:00000000 [ 1349.244703][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.244738][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.244835][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.244879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928f40 [ 1349.244900][ T32] r4:00000000 [ 1349.244936][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.244983][ T32] r9:83018005 r8:84aab000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1349.245022][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.245140][ T32] r5:00001000 r4:ec869000 [ 1349.245167][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.245248][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.245292][ T32] r5:858d4f8c r4:858d4c00 [ 1349.245311][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.245373][ T32] r7:dddced40 r6:83018000 r5:858d4f8c r4:85950300 [ 1349.245395][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.245439][ T32] r10:61c88647 r9:84aab000 r8:8595032c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.245460][ T32] r4:85950300 [ 1349.245490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.245535][ T32] r10:00000000 r9:85950300 r8:8027ed34 r7:ec9f5e60 r6:85950380 r5:84aab000 [ 1349.245557][ T32] r4:00000001 [ 1349.245577][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.245611][ T32] Exception stack(0xec9f1fb0 to 0xec9f1ff8) [ 1349.245635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.245661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.245706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.245739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.245760][ T32] r4:85944c40 [ 1349.246010][ T32] INFO: task kworker/0:865:5993 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.246042][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.246115][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.246184][ T32] Call trace: [ 1349.246233][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.246301][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.246327][ T32] r4:00000000 [ 1349.246346][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.246382][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.246430][ T32] 9d20: a39bd000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.246469][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.246494][ T32] 9d60: 800b0013 ffffffff [ 1349.246535][ T32] r5:800b0013 r4:80239bd0 [ 1349.246558][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.246598][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.246704][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1349.246804][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.247089][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.247494][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.247765][ T32] INFO: task kworker/0:866:5995 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.278847][ T32] r5:84aa9800 r4:829187f0 [ 1349.278963][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.279103][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.279223][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [ 1349.279293][ T32] r4:00000000 [ 1349.279352][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.279442][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.279532][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.279629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85953100 [ 1349.279688][ T32] r4:00000000 [ 1349.279739][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.279842][ T32] r9:83018005 r8:84aa9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1349.279896][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.279994][ T32] r5:00001000 r4:ec9ff000 [ 1349.280056][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.280138][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.280238][ T32] r5:858d538c r4:858d5000 [ 1349.280290][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.280403][ T32] r7:dddced40 r6:83018000 r5:858d538c r4:85950400 ** 1 printk messages dropped ** [ 1349.280557][ T32] r10:61c88647 r9:84aa9800 r8:8595042c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1349.281225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1349.283043][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1349.283312][ T32] r4:82ac11e4 [ 1349.283362][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.283459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.283512][ T32] r4:e06b9dc0 [ 1349.283558][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.283654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.283722][ T32] r4:00000000 [ 1349.283772][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.283867][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.283917][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.284008][ T32] r5:00001000 r4:dfacd000 [ 1349.284053][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.284136][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.284208][ T32] r5:8501378c r4:85013400 [ 1349.284229][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.284276][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.284337][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.284387][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.284411][ T32] r4:847da200 [ 1349.284430][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.284477][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.284500][ T32] r4:00000001 [ 1349.284559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.284652][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.284756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.284788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.284856][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.285139][ T32] task:kworker/0:867 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.285572][ T32] r5:84aad400 r4:829187f0 [ 1349.285592][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.285906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85953600 ** 11 printk messages dropped ** [ 1349.286419][ T32] r10:61c88647 r9:84aad400 r8:8595052c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1349.286807][ T32] r4:85953040 ** 5 printk messages dropped ** [ 1349.287372][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 14 printk messages dropped ** [ 1349.316927][ T32] r4:00000000 ** 16 printk messages dropped ** [ 1349.319229][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 16 printk messages dropped ** [ 1349.320565][ T32] r5:84aabc00 r4:829187f0 ** 11 printk messages dropped ** [ 1349.321262][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 24 printk messages dropped ** [ 1349.323613][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 28 printk messages dropped ** [ 1349.325333][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.325370][ T32] r4:00000001 [ 1349.325403][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.325458][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.325500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.325546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.325590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.325636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.325672][ T32] r4:847ccb40 [ 1349.325729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.325783][ T32] INFO: task kworker/0:869:6001 blocked for more than 475 seconds. [ 1349.325829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.325867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.325900][ T32] task:kworker/0:869 state:D stack:0 pid:6001 tgid:6001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.325970][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.326036][ T32] Call trace: [ 1349.326103][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.326178][ T32] r10:829187f4 r9:eca25d84 r8:00000002 r7:60000013 r6:eca25d8c r5:84aae000 [ 1349.326221][ T32] r4:84aae000 [ 1349.326268][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.326336][ T32] r5:84aae000 r4:829187f0 [ 1349.326428][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.326497][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.327147][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 25 printk messages dropped ** [ 1349.352890][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 16 printk messages dropped ** [ 1349.353926][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1349.355270][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1349.355888][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 ** 16 printk messages dropped ** [ 1349.356495][ T32] r10:61c88647 r9:84aaec00 r8:8595082c r7:82804d40 r6:dddced40 r5:dddced60 ** 19 printk messages dropped ** [ 1349.382380][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.382464][ T32] 9d20: a4870000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.382541][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.382603][ T32] 9d60: 800b0013 ffffffff [ 1349.382665][ T32] r5:800b0013 r4:80239bd0 [ 1349.382711][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.382812][ T32] r4:82ac11e4 [ 1349.382858][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.382989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.383051][ T32] r4:e06b9dc0 [ 1349.383101][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.383317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.383379][ T32] r4:00000000 [ 1349.383431][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.383543][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.383602][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.383696][ T32] r5:00001000 r4:dfacd000 [ 1349.383754][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.383846][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.383981][ T32] r5:8501378c r4:85013400 [ 1349.384035][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.384132][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.384197][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.384317][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.384372][ T32] r4:847da200 ** 2 printk messages dropped ** [ 1349.384589][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.385471][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.386259][ T32] r5:84aac800 r4:829187f0 [ 1349.386329][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.386419][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.386551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1349.386607][ T32] r4:00000000 [ 1349.386651][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.386730][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.386809][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.386896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85953a80 [ 1349.386975][ T32] r4:00000000 [ 1349.387021][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.387113][ T32] r9:83018005 r8:84aac800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1349.387168][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.387680][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.399058][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.400734][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.401523][ T32] r4:e06b9dc0 ** 11 printk messages dropped ** [ 1349.402422][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 9 printk messages dropped ** [ 1349.403153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1349.404191][ T32] r4:85900000 ** 1 printk messages dropped ** [ 1349.404321][ T32] r5:85900000 r4:829187f0 ** 5 printk messages dropped ** [ 1349.404855][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.405715][ T32] r5:858d6b8c r4:858d6800 ** 4 printk messages dropped ** [ 1349.406100][ T32] r4:85950a00 ** 6 printk messages dropped ** [ 1349.406564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.408060][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1349.436756][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1349.437074][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1349.437369][ T32] r4:847da200 ** 3 printk messages dropped ** [ 1349.437514][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.437551][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.437576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.437603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.437630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.437657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.437678][ T32] r4:847ccb40 [ 1349.437702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.437744][ T32] INFO: task kworker/0:873:6009 blocked for more than 475 seconds. [ 1349.437879][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.437911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.437946][ T32] task:kworker/0:873 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.438027][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.438123][ T32] Call trace: [ 1349.444618][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.444699][ T32] r10:829187f4 r9:eca5dd84 r8:00000002 r7:60000013 r6:eca5dd8c r5:85901800 [ 1349.444747][ T32] r4:85901800 [ 1349.444795][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.444863][ T32] r5:85901800 r4:829187f0 [ 1349.444907][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.444952][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.445145][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1349.445596][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.446103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1349.447127][ T32] 9d20: a4d79000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1349.447471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 10 printk messages dropped ** [ 1349.447908][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.461773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.462240][ T32] r10:829187f4 r9:eca79d84 r8:00000002 r7:60000113 r6:eca79d8c r5:85903c00 ** 2 printk messages dropped ** [ 1349.462325][ T32] r5:85903c00 r4:829187f0 ** 5 printk messages dropped ** [ 1349.462584][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.462905][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1349.463320][ T32] r4:00000001 [ 1349.463338][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.463371][ T32] Exception stack(0xeca79fb0 to 0xeca79ff8) [ 1349.463396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.463424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.463449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.463476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.463528][ T32] r4:8595f1c0 [ 1349.464023][ T32] INFO: task kworker/1:562:6012 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.464059][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.464115][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.464159][ T32] Call trace: [ 1349.464192][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.464238][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.464261][ T32] r4:00000000 [ 1349.464280][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.464317][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.464346][ T32] 9d20: a5383000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.464372][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.464394][ T32] 9d60: 800b0013 ffffffff [ 1349.464416][ T32] r5:800b0013 r4:80239bd0 [ 1349.464478][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.464632][ T32] r4:82ac11e4 [ 1349.464656][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.464699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.464735][ T32] r4:e06b9dc0 [ 1349.464756][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.464820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.464882][ T32] r4:00000000 [ 1349.464925][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.464994][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 17 printk messages dropped ** [ 1349.465675][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1349.466491][ T32] r5:85902400 r4:829187f0 ** 11 printk messages dropped ** [ 1349.467042][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.467082][ T32] r5:00001000 r4:eb13b000 [ 1349.467121][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.467163][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.467234][ T32] r5:857d778c r4:857d7400 [ 1349.467256][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.467323][ T32] r7:ddde2d40 r6:83018200 r5:857d778c r4:851c5c80 [ 1349.467369][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.467439][ T32] r10:61c88647 r9:85902400 r8:851c5cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1349.491627][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1349.492357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 21 printk messages dropped ** [ 1349.493252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1349.493830][ T32] r5:85900c00 r4:829187f0 ** 7 printk messages dropped ** [ 1349.494134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595d140 ** 18 printk messages dropped ** [ 1349.494858][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1349.496243][ T32] r4:e06b9dc0 ** 9 printk messages dropped ** [ 1349.496612][ T32] r5:8501378c r4:85013400 ** 11 printk messages dropped ** [ 1349.497102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1349.497675][ T32] r5:85903000 r4:829187f0 [ 1349.497719][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.497761][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.497827][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 [ 1349.497853][ T32] r4:00000000 [ 1349.497872][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.497909][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.497972][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.498016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595f440 [ 1349.498040][ T32] r4:00000000 [ 1349.498082][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.508078][ T32] r9:83018205 r8:85903000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1349.508791][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.508866][ T32] r5:00001000 r4:eca93000 [ 1349.508889][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.508929][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.508970][ T32] r5:857d5f8c r4:857d5c00 [ 1349.508990][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.509035][ T32] r7:ddde2d40 r6:83018200 r5:857d5f8c r4:851c5d00 [ 1349.509079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.509512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1349.510898][ T32] r4:e06b9dc0 ** 11 printk messages dropped ** [ 1349.511506][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 18 printk messages dropped ** [ 1349.512380][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.512738][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1349.513598][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.514289][ T32] Workqueue: events bpf_prog_free_deferred ** 21 printk messages dropped ** [ 1349.515365][ T32] r5:00001000 r4:dfacd000 ** 12 printk messages dropped ** [ 1349.515778][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 13 printk messages dropped ** [ 1349.516313][ T32] r10:829187f4 r9:ecaa5d84 r8:00000002 r7:60000013 r6:ecaa5d8c r5:85905400 ** 9 printk messages dropped ** [ 1349.516762][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1349.517526][ T32] r10:00000000 r9:85950e80 r8:8027ed34 r7:eca5de60 r6:85950f80 r5:85905400 [ 1349.517590][ T32] r4:00000001 [ 1349.517677][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.517726][ T32] Exception stack(0xecaa5fb0 to 0xecaa5ff8) [ 1349.517754][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.517783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.517830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.517861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.517904][ T32] r4:8595d080 [ 1349.548438][ T32] INFO: task kworker/0:875:6020 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.548522][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.548691][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.548766][ T32] Call trace: [ 1349.548827][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.548880][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.549092][ T32] r4:00000000 [ 1349.549130][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.549179][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.549341][ T32] 9d20: a6308000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.549375][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.549398][ T32] 9d60: 800b0013 ffffffff [ 1349.549420][ T32] r5:800b0013 r4:80239bd0 [ 1349.549462][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.549522][ T32] r4:82ac11e4 [ 1349.549588][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.549646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.549691][ T32] r4:e06b9dc0 [ 1349.549729][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.549796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.549823][ T32] r4:00000000 [ 1349.549842][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.549888][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.549909][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.549949][ T32] r5:00001000 r4:dfacd000 [ 1349.549968][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.550005][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.550045][ T32] r5:8501378c r4:85013400 [ 1349.550075][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.550124][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.550145][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.550216][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.550241][ T32] r4:847da200 [ 1349.550262][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.550307][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.550338][ T32] r4:00000001 [ 1349.550361][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1349.550461][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.550997][ T32] r10:829187f4 r9:ecab5d84 r8:00000002 r7:60000113 r6:ecab5d8c r5:85908000 ** 2 printk messages dropped ** [ 1349.551117][ T32] r5:85908000 r4:829187f0 [ 1349.551164][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.551417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595f6c0 ** 8 printk messages dropped ** [ 1349.551760][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1349.552083][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.552790][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.553214][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1349.553375][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1349.553537][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1349.553867][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1349.554325][ T32] INFO: task kworker/1:567:6023 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.554731][ T32] r5:85909800 r4:829187f0 [ 1349.554785][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.554827][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.554871][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 [ 1349.554892][ T32] r4:00000000 [ 1349.554910][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.554964][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.555000][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.555051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595f800 [ 1349.555098][ T32] r4:00000000 [ 1349.555136][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.555187][ T32] r9:83018205 r8:85909800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1349.555208][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.555248][ T32] r5:00001000 r4:ecac7000 [ 1349.555287][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.555329][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.555393][ T32] r5:857d6b8c r4:857d6800 [ 1349.555414][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.555457][ T32] r7:ddde2d40 r6:83018200 r5:857d6b8c r4:851c5e80 [ 1349.555499][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.555546][ T32] r10:61c88647 r9:85909800 r8:851c5eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.555589][ T32] r4:851c5e80 [ 1349.555611][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.555653][ T32] r10:00000000 r9:851c5e80 r8:8027ed34 r7:eca81e60 r6:85952080 r5:85909800 [ 1349.555696][ T32] r4:00000001 [ 1349.555738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.555777][ T32] Exception stack(0xecac5fb0 to 0xecac5ff8) [ 1349.555802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.555872][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.555901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.555929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.555972][ T32] r4:8595f540 [ 1349.556241][ T32] INFO: task kworker/1:567:6023 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.556275][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.556353][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.556418][ T32] Call trace: [ 1349.556460][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.556506][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.556528][ T32] r4:00000000 [ 1349.556547][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.556583][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.556634][ T32] 9d20: a6308000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.556665][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.556689][ T32] 9d60: 800b0013 ffffffff [ 1349.556748][ T32] r5:800b0013 r4:80239bd0 [ 1349.556771][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.556812][ T32] r4:82ac11e4 [ 1349.556830][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.556869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.556911][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1349.557019][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.557234][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.557550][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1349.558004][ T32] INFO: task kworker/1:568:6025 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.573160][ T32] r4:8590b000 ** 1 printk messages dropped ** [ 1349.573229][ T32] r5:8590b000 r4:829187f0 [ 1349.573249][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.573288][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.573331][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 [ 1349.573352][ T32] r4:00000000 [ 1349.573371][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.573406][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.573465][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.573510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595fbc0 [ 1349.573532][ T32] r4:00000000 [ 1349.573560][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.573609][ T32] r9:83018205 r8:8590b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.573658][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.573725][ T32] r5:00001000 r4:eae6b000 [ 1349.573749][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.573819][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.573869][ T32] r5:857d738c r4:857d7000 [ 1349.573910][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.573991][ T32] r7:ddde2d40 r6:83018200 r5:857d738c r4:851c5f00 [ 1349.574015][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.574060][ T32] r10:61c88647 r9:8590b000 r8:851c5f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.574081][ T32] r4:851c5f00 [ 1349.574099][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.574163][ T32] r10:00000000 r9:851c5f00 r8:8027ed34 r7:eca81e60 r6:85952100 r5:8590b000 [ 1349.574204][ T32] r4:00000001 [ 1349.574226][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.574262][ T32] Exception stack(0xecad5fb0 to 0xecad5ff8) [ 1349.574289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.574316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.574341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.574369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.574391][ T32] r4:8595f680 [ 1349.574782][ T32] INFO: task kworker/1:568:6025 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.574838][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.574962][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.575037][ T32] Call trace: [ 1349.575096][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.575165][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.575198][ T32] r4:00000000 [ 1349.575218][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.575333][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.575387][ T32] 9d20: a6308000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.575418][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.575468][ T32] 9d60: 800b0013 ffffffff [ 1349.575496][ T32] r5:800b0013 r4:80239bd0 [ 1349.575516][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.575559][ T32] r4:82ac11e4 [ 1349.575590][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.575635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.575679][ T32] r4:e06b9dc0 [ 1349.575702][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.575744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.575786][ T32] r4:00000000 [ 1349.575811][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.575879][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.575924][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.575969][ T32] r5:00001000 r4:dfacd000 [ 1349.575997][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.576062][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.576148][ T32] r5:8501378c r4:85013400 [ 1349.576186][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.576270][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.576317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.576367][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.576389][ T32] r4:847da200 ** 2 printk messages dropped ** [ 1349.576473][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.576645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1349.577075][ T32] r10:829187f4 r9:ecad1d84 r8:00000002 r7:60000113 r6:ecad1d8c r5:85908c00 ** 2 printk messages dropped ** [ 1349.577175][ T32] r5:85908c00 r4:829187f0 ** 1 printk messages dropped ** [ 1349.577260][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.577665][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.577905][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.577948][ T32] r10:61c88647 r9:85908c00 r8:859521ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.577991][ T32] r4:85952180 [ 1349.578015][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.578085][ T32] r10:00000000 r9:85952180 r8:8027ed34 r7:eca5de60 r6:85952200 r5:85908c00 [ 1349.594772][ T32] r4:00000001 [ 1349.594838][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.594901][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) [ 1349.594955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.594986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.595012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.595051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.595100][ T32] r4:8595d800 [ 1349.595578][ T32] INFO: task kworker/0:876:6028 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.595617][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1349.595871][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1349.596270][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1349.596576][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1349.596946][ T32] r4:847da200 ** 7 printk messages dropped ** [ 1349.597265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.597548][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.597892][ T32] r5:8590c800 r4:829187f0 [ 1349.597911][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.605545][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.605722][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.606036][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1349.606568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1349.607518][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1349.607815][ T32] r4:e06b9dc0 [ 1349.607842][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.607885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.607928][ T32] r4:00000000 [ 1349.607949][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.607994][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.608015][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.608097][ T32] r5:00001000 r4:dfacd000 [ 1349.620953][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.621034][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.621080][ T32] r5:8501378c r4:85013400 [ 1349.621101][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.621148][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.621189][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.621241][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.621264][ T32] r4:847da200 [ 1349.621307][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.621355][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.621377][ T32] r4:00000001 [ 1349.621395][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.621430][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.621478][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.621525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.621576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.621626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.621651][ T32] r4:847ccb40 [ 1349.621690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.621744][ T32] INFO: task kworker/0:878:6032 blocked for more than 476 seconds. [ 1349.621812][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.621841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.621875][ T32] task:kworker/0:878 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.621931][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.621974][ T32] Call trace: [ 1349.622025][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.622095][ T32] r10:829187f4 r9:ec88dd84 r8:00000002 r7:60000013 r6:ec88dd8c r5:85885400 [ 1349.622129][ T32] r4:85885400 [ 1349.622151][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.622198][ T32] r5:85885400 r4:829187f0 [ 1349.622219][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.622257][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.622313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1349.622339][ T32] r4:00000000 [ 1349.622366][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.622415][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.622457][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.622497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595d280 [ 1349.622519][ T32] r4:00000000 [ 1349.622537][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.622601][ T32] r9:83018005 r8:85885400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 5 printk messages dropped ** [ 1349.622911][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1349.623493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1349.624507][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1349.624823][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1349.624983][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1349.625575][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1349.625814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1349.626352][ T32] r4:85886c00 ** 1 printk messages dropped ** [ 1349.626456][ T32] r5:85886c00 r4:829187f0 ** 3 printk messages dropped ** [ 1349.626654][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.627135][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1349.627577][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1349.627884][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.651810][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.652251][ T32] 9d60: 800b0013 ffffffff ** 4 printk messages dropped ** [ 1349.652400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 7 printk messages dropped ** [ 1349.652701][ T32] r5:00001000 r4:dfacd000 ** 5 printk messages dropped ** [ 1349.652959][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.653028][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.653053][ T32] r4:847da200 [ 1349.653110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.653158][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.653185][ T32] r4:00000001 [ 1349.653205][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.653239][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.653265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.653292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.653317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.653366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.653391][ T32] r4:847ccb40 [ 1349.653412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.653438][ T32] INFO: task kworker/1:570:6037 blocked for more than 476 seconds. [ 1349.653489][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.653518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.653558][ T32] task:kworker/1:570 state:D stack:0 pid:6037 tgid:6037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.653631][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.653673][ T32] Call trace: [ 1349.653737][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.653785][ T32] r10:829187f4 r9:ec8cdd84 r8:00000002 r7:60000113 r6:ec8cdd8c r5:85886000 [ 1349.653809][ T32] r4:85886000 [ 1349.653828][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.653866][ T32] r5:85886000 r4:829187f0 [ 1349.653905][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.653967][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.654016][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 [ 1349.654059][ T32] r4:00000000 [ 1349.654103][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.654143][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.654183][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.654223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85966880 [ 1349.654245][ T32] r4:00000000 [ 1349.654303][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.654349][ T32] r9:83018205 r8:85886000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1349.654379][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.654447][ T32] r5:00001000 r4:ec775000 [ 1349.654470][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.654510][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.654564][ T32] r5:857d7b8c r4:857d7800 [ 1349.654586][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.654638][ T32] r7:ddde2d40 r6:83018200 r5:857d7b8c r4:85959100 [ 1349.654661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.654704][ T32] r10:61c88647 r9:85886000 r8:8595912c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.654725][ T32] r4:85959100 [ 1349.654744][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.654785][ T32] r10:00000000 r9:85959100 r8:8027ed34 r7:eca19e60 r6:85959180 r5:85886000 [ 1349.654807][ T32] r4:00000001 [ 1349.654845][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.654884][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1349.654912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.654957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.655010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.655049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.655070][ T32] r4:8595fa40 [ 1349.655326][ T32] INFO: task kworker/1:570:6037 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.655358][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.655465][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.655510][ T32] Call trace: [ 1349.655564][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.655655][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.655683][ T32] r4:00000000 [ 1349.655767][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.655810][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.655840][ T32] 9d20: a72e0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.655867][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.655975][ T32] 9d60: 800b0013 ffffffff [ 1349.656079][ T32] r5:800b0013 r4:80239bd0 [ 1349.656101][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.656142][ T32] r4:82ac11e4 [ 1349.656162][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.656208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.656251][ T32] r4:e06b9dc0 [ 1349.656296][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.656339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.656382][ T32] r4:00000000 [ 1349.656403][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.656468][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.656502][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.656547][ T32] r5:00001000 r4:dfacd000 [ 1349.656566][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.656629][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.656712][ T32] r5:8501378c r4:85013400 [ 1349.656749][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.656796][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.656838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.656885][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.656927][ T32] r4:847da200 [ 1349.656950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.656999][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.657042][ T32] r4:00000001 [ 1349.657064][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.657122][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.657151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.657183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.657361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.657392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.657427][ T32] r4:847ccb40 [ 1349.657449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1349.657565][ T32] task:kworker/0:879 state:D stack:0 pid:6039 tgid:6039 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.657949][ T32] r5:85881800 r4:829187f0 [ 1349.657968][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.667162][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.667423][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.667795][ T32] r10:61c88647 r9:85881800 r8:8595242c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1349.668562][ T32] r4:8595dc80 ** 6 printk messages dropped ** [ 1349.669283][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.669546][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.669647][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1349.669873][ T32] r5:00001000 r4:dfacd000 ** 5 printk messages dropped ** [ 1349.670113][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.670409][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.670659][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.670989][ T32] r5:85882400 r4:829187f0 ** 1 printk messages dropped ** [ 1349.671046][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.671398][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.671658][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.671705][ T32] r10:61c88647 r9:85882400 r8:859524ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.671726][ T32] r4:85952480 [ 1349.671744][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.671796][ T32] r10:00000000 r9:85952480 r8:8027ed34 r7:ecae9e60 r6:85959280 r5:85882400 [ 1349.671822][ T32] r4:00000001 [ 1349.671841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.671874][ T32] Exception stack(0xecaedfb0 to 0xecaedff8) [ 1349.671900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.671927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.671952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.671980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.672000][ T32] r4:8595dec0 [ 1349.672257][ T32] INFO: task kworker/0:880:6041 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.672292][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.672349][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.672393][ T32] Call trace: [ 1349.672448][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.672495][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.672518][ T32] r4:00000000 [ 1349.672537][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.672598][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.672652][ T32] 9d20: a72e0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.672683][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.672706][ T32] 9d60: 800b0013 ffffffff [ 1349.672728][ T32] r5:800b0013 r4:80239bd0 [ 1349.672747][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.672787][ T32] r4:82ac11e4 [ 1349.672829][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.672896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.672921][ T32] r4:e06b9dc0 [ 1349.672939][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.672979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.673001][ T32] r4:00000000 [ 1349.673026][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.673070][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.673091][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.673153][ T32] r5:00001000 r4:dfacd000 [ 1349.673212][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.673344][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.673401][ T32] r5:8501378c r4:85013400 [ 1349.673423][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.673489][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.673531][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.673580][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.673624][ T32] r4:847da200 [ 1349.673651][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.673700][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.673721][ T32] r4:00000001 [ 1349.673805][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.673843][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.673870][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.673897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.673943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.673974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.674030][ T32] r4:847ccb40 [ 1349.674053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.674077][ T32] INFO: task kworker/0:881:6043 blocked for more than 476 seconds. [ 1349.674125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.674189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.674214][ T32] task:kworker/0:881 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.674256][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.674296][ T32] Call trace: [ 1349.674349][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.674393][ T32] r10:829187f4 r9:ec8e5d84 r8:00000002 r7:60000113 r6:ec8e5d8c r5:8590d400 [ 1349.674415][ T32] r4:8590d400 [ 1349.674433][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.674493][ T32] r5:8590d400 r4:829187f0 [ 1349.674516][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.674556][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.674609][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1349.674663][ T32] r4:00000000 [ 1349.674696][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.674735][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.674790][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.674835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594b300 [ 1349.674856][ T32] r4:00000000 [ 1349.674874][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.674915][ T32] r9:83018005 r8:8590d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1349.674953][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.674996][ T32] r5:00001000 r4:eb83b000 [ 1349.675016][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.675053][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.675091][ T32] r5:85974b8c r4:85974800 [ 1349.675110][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.675172][ T32] r7:dddced40 r6:83018000 r5:85974b8c r4:85952500 [ 1349.675211][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.675266][ T32] r10:61c88647 r9:8590d400 r8:8595252c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.675291][ T32] r4:85952500 [ 1349.675330][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.675375][ T32] r10:00000000 r9:85952500 r8:8027ed34 r7:ecae9e60 r6:85952580 r5:8590d400 [ 1349.675397][ T32] r4:00000001 [ 1349.675416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.675449][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1349.675497][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.675579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.675609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.675631][ T32] r4:8594b240 [ 1349.675942][ T32] INFO: task kworker/0:881:6043 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.675976][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.676058][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.676165][ T32] Call trace: [ 1349.676225][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.676275][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.676297][ T32] r4:00000000 [ 1349.676315][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.676352][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.676400][ T32] 9d20: a72e0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.676451][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.676477][ T32] 9d60: 800b0013 ffffffff [ 1349.676500][ T32] r5:800b0013 r4:80239bd0 [ 1349.676519][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.676558][ T32] r4:82ac11e4 [ 1349.676588][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.676633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.676654][ T32] r4:e06b9dc0 [ 1349.676672][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.676711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.676769][ T32] r4:00000000 [ 1349.676791][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.676836][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.676857][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.676896][ T32] r5:00001000 r4:dfacd000 [ 1349.676916][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.676953][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.677213][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1349.677449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1349.677874][ T32] r4:8590e000 ** 1 printk messages dropped ** [ 1349.677934][ T32] r5:8590e000 r4:829187f0 [ 1349.677952][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.711379][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.711674][ T32] r5:8597538c r4:85975000 ** 4 printk messages dropped ** [ 1349.711825][ T32] r4:85952600 ** 5 printk messages dropped ** [ 1349.712020][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.712847][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.713139][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1349.713443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1349.713867][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 6 printk messages dropped ** [ 1349.714108][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1349.714522][ T32] task:kworker/0:883 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.714838][ T32] r5:8590ec00 r4:829187f0 [ 1349.714857][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.714914][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.715002][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 [ 1349.715029][ T32] r4:00000000 [ 1349.715047][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.715084][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.715118][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.715157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594b740 [ 1349.715183][ T32] r4:00000000 [ 1349.715202][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.715243][ T32] r9:83018005 r8:8590ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.715265][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.715306][ T32] r5:00001000 r4:eb9d7000 [ 1349.715324][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.715361][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.715402][ T32] r5:8597578c r4:85975400 [ 1349.715439][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.715486][ T32] r7:dddced40 r6:83018000 r5:8597578c r4:85952700 [ 1349.715514][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.715569][ T32] r10:61c88647 r9:8590ec00 r8:8595272c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.715638][ T32] r4:85952700 [ 1349.715660][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.715702][ T32] r10:00000000 r9:85952700 r8:8027ed34 r7:ecaf1e60 r6:85952780 r5:8590ec00 [ 1349.715723][ T32] r4:00000001 [ 1349.715763][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.715800][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1349.715846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.715879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.715932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.715962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.715984][ T32] r4:8594b380 [ 1349.716284][ T32] INFO: task kworker/0:883:6048 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.716320][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.716386][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.716456][ T32] Call trace: [ 1349.716533][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.716582][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.716604][ T32] r4:00000000 [ 1349.716624][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.716661][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.716689][ T32] 9d20: a7bd6000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.716715][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.716757][ T32] 9d60: 800b0013 ffffffff [ 1349.716779][ T32] r5:800b0013 r4:80239bd0 [ 1349.716798][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.716858][ T32] r4:82ac11e4 [ 1349.716882][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.716922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.716943][ T32] r4:e06b9dc0 [ 1349.716981][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.717027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.717048][ T32] r4:00000000 [ 1349.717075][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.717144][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.717173][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.717217][ T32] r5:00001000 r4:dfacd000 [ 1349.717236][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1349.717473][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.717835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.726051][ T32] task:kworker/0:884 state:D stack:0 pid:6051 tgid:6051 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.726625][ T32] r5:8590bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1349.726801][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.727321][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1349.727873][ T32] r7:dddced40 r6:83018000 r5:85975b8c r4:85952800 ** 6 printk messages dropped ** [ 1349.741120][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1349.741897][ T32] INFO: task kworker/0:884:6051 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 12 printk messages dropped ** [ 1349.742581][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.742645][ T32] r4:82ac11e4 [ 1349.742669][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.742711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.742732][ T32] r4:e06b9dc0 [ 1349.742751][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.742812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.742903][ T32] r4:00000000 [ 1349.742964][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.743019][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.743042][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.743128][ T32] r5:00001000 r4:dfacd000 [ 1349.743224][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.743284][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.743349][ T32] r5:8501378c r4:85013400 [ 1349.743394][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.743445][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.743486][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.743577][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.743614][ T32] r4:847da200 [ 1349.743637][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.743767][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.743808][ T32] r4:00000001 [ 1349.743830][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.743874][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.743901][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.743928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.743974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.744005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.744047][ T32] r4:847ccb40 [ 1349.744070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.744224][ T32] INFO: task kworker/0:885:6052 blocked for more than 476 seconds. [ 1349.744285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.744328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.744364][ T32] task:kworker/0:885 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.744411][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.744512][ T32] Call trace: [ 1349.744610][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.744676][ T32] r10:829187f4 r9:ecafdd84 r8:00000002 r7:60000113 r6:ecafdd8c r5:8590a400 [ 1349.744714][ T32] r4:8590a400 [ 1349.744748][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.744791][ T32] r5:8590a400 r4:829187f0 [ 1349.744809][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.744847][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.744890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 [ 1349.744926][ T32] r4:00000000 [ 1349.744948][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.744987][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.745023][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.745062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594bc00 [ 1349.745099][ T32] r4:00000000 [ 1349.745144][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.745197][ T32] r9:83018005 r8:8590a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1349.745262][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.745328][ T32] r5:00001000 r4:ebb2b000 [ 1349.745372][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.745436][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.745490][ T32] r5:8597638c r4:85976000 [ 1349.745537][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.745587][ T32] r7:dddced40 r6:83018000 r5:8597638c r4:85952900 [ 1349.745620][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.745668][ T32] r10:61c88647 r9:8590a400 r8:8595292c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.745705][ T32] r4:85952900 [ 1349.745727][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1349.745814][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.746009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1349.746781][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1349.747134][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1349.747496][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1349.747827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.748133][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.762418][ T32] r5:85906c00 r4:829187f0 ** 2 printk messages dropped ** [ 1349.762572][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb01e08 ** 8 printk messages dropped ** [ 1349.763058][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.763336][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1349.763552][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.763592][ T32] Exception stack(0xecb01fb0 to 0xecb01ff8) [ 1349.763641][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.763695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.763723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.763751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.763773][ T32] r4:8594b980 [ 1349.764238][ T32] INFO: task kworker/0:886:6053 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.764273][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.764371][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.764416][ T32] Call trace: [ 1349.764463][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.764510][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.764532][ T32] r4:00000000 [ 1349.764550][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.764586][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.764615][ T32] 9d20: a82a2000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.764642][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.764685][ T32] 9d60: 800b0013 ffffffff [ 1349.764711][ T32] r5:800b0013 r4:80239bd0 [ 1349.764753][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.764796][ T32] r4:82ac11e4 [ 1349.764837][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.764904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.764929][ T32] r4:e06b9dc0 [ 1349.764948][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.765024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.765050][ T32] r4:00000000 [ 1349.765069][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.765142][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.765167][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.765214][ T32] r5:00001000 r4:dfacd000 [ 1349.765233][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.765271][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.765309][ T32] r5:8501378c r4:85013400 [ 1349.765349][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.765442][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.765466][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.765512][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.765550][ T32] r4:847da200 [ 1349.765615][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.765663][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.765685][ T32] r4:00000001 [ 1349.765725][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.765763][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.765798][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.765935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.766274][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.766623][ T32] r5:85904800 r4:829187f0 [ 1349.766645][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.766797][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.767074][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1349.767426][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.767786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.789155][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.789479][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1349.789665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1349.790017][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 6 printk messages dropped ** [ 1349.790287][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.790575][ T32] INFO: task kworker/0:888:6058 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.791177][ T32] r5:85918000 r4:829187f0 [ 1349.791287][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.791620][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.792080][ T32] r5:85976b8c r4:85976800 ** 4 printk messages dropped ** [ 1349.792289][ T32] r4:85952c00 ** 6 printk messages dropped ** [ 1349.792601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.793102][ T32] INFO: task kworker/0:888:6058 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.793137][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.793269][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.793313][ T32] Call trace: [ 1349.793370][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.793417][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.793440][ T32] r4:00000000 [ 1349.793503][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.793546][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.793575][ T32] 9d20: a8594000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.793665][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.793704][ T32] 9d60: 800b0013 ffffffff [ 1349.793742][ T32] r5:800b0013 r4:80239bd0 [ 1349.793764][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.793805][ T32] r4:82ac11e4 [ 1349.793824][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.793864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.793895][ T32] r4:e06b9dc0 [ 1349.793931][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.793977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.794063][ T32] r4:00000000 [ 1349.794102][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.794155][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.794184][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.794225][ T32] r5:00001000 r4:dfacd000 [ 1349.794269][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.794310][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.794404][ T32] r5:8501378c r4:85013400 [ 1349.794428][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.794495][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.794585][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.794677][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.794702][ T32] r4:847da200 [ 1349.794722][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.794766][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.794814][ T32] r4:00000001 [ 1349.794858][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.794923][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.794972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.795051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.795174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.795245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.795292][ T32] r4:847ccb40 [ 1349.795364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.795424][ T32] INFO: task kworker/0:889:6060 blocked for more than 476 seconds. [ 1349.795500][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.795559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.795603][ T32] task:kworker/0:889 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.795698][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.795784][ T32] Call trace: [ 1349.795881][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.795977][ T32] r10:829187f4 r9:ecb11d84 r8:00000002 r7:60000013 r6:ecb11d8c r5:85918c00 [ 1349.796026][ T32] r4:85918c00 [ 1349.796121][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.796231][ T32] r5:85918c00 r4:829187f0 [ 1349.796277][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.796359][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.796488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb11e08 [ 1349.796545][ T32] r4:00000000 [ 1349.796589][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.796684][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.796796][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.796915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594b000 [ 1349.796973][ T32] r4:00000000 [ 1349.797014][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.797101][ T32] r9:83018005 r8:85918c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1349.797228][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.797326][ T32] r5:00001000 r4:ec685000 [ 1349.797394][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.797492][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.797547][ T32] r5:85976f8c r4:85976c00 [ 1349.797569][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.797634][ T32] r7:dddced40 r6:83018000 r5:85976f8c r4:85952d00 [ 1349.797680][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.798020][ T32] r10:00000000 r9:85952d00 r8:8027ed34 r7:ecb0de60 r6:85952d80 r5:85918c00 ** 10 printk messages dropped ** [ 1349.830482][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1349.831475][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1349.832488][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.833024][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1349.833458][ T32] INFO: task kworker/0:890:6063 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.834005][ T32] r5:85919800 r4:829187f0 [ 1349.834027][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.834302][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1349.834726][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.835197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.835249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.835279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.835302][ T32] r4:8595d1c0 [ 1349.835574][ T32] INFO: task kworker/0:890:6063 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.835621][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.835696][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.835764][ T32] Call trace: [ 1349.835879][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.835930][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.835964][ T32] r4:00000000 [ 1349.835987][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.836026][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.836055][ T32] 9d20: a8b78000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.836083][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.836105][ T32] 9d60: 800b0013 ffffffff [ 1349.836127][ T32] r5:800b0013 r4:80239bd0 [ 1349.836176][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.836220][ T32] r4:82ac11e4 [ 1349.836280][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.836326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.836357][ T32] r4:e06b9dc0 [ 1349.836401][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.836470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.836541][ T32] r4:00000000 [ 1349.836573][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.836621][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.836664][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.836739][ T32] r5:00001000 r4:dfacd000 [ 1349.836782][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.836864][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.836908][ T32] r5:8501378c r4:85013400 [ 1349.836928][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.836972][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.837044][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.837093][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.837114][ T32] r4:847da200 [ 1349.837149][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.837200][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.837234][ T32] r4:00000001 [ 1349.837256][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.837314][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.837364][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.837395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.837441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.837471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.837492][ T32] r4:847ccb40 [ 1349.837542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.837570][ T32] INFO: task kworker/0:891:6064 blocked for more than 476 seconds. [ 1349.837598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.837621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.837697][ T32] task:kworker/0:891 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.837774][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.837861][ T32] Call trace: [ 1349.837913][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.837959][ T32] r10:829187f4 r9:ecb09d84 r8:00000002 r7:60000113 r6:ecb09d8c r5:8591a400 [ 1349.837992][ T32] r4:8591a400 [ 1349.838015][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.838133][ T32] r5:8591a400 r4:829187f0 [ 1349.865661][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.865747][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.865796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 [ 1349.865820][ T32] r4:00000000 [ 1349.865839][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.865877][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1349.866335][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.867148][ T32] r4:85952f00 ** 6 printk messages dropped ** [ 1349.867442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.870592][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 25 printk messages dropped ** [ 1349.872272][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 19 printk messages dropped ** [ 1349.873461][ T32] r10:829187f4 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:8591b000 [ 1349.873513][ T32] r4:8591b000 [ 1349.873558][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.873644][ T32] r5:8591b000 r4:829187f0 [ 1349.873686][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.873756][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.873848][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1349.873918][ T32] r4:00000000 [ 1349.873976][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.874067][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.874140][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.874259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596c040 [ 1349.874314][ T32] r4:00000000 [ 1349.874383][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.874506][ T32] r9:83018005 r8:8591b000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1349.874581][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.874671][ T32] r5:00001000 r4:ec6ff000 [ 1349.874715][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.874798][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.874888][ T32] r5:85977b8c r4:85977800 [ 1349.874962][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.875061][ T32] r7:dddced40 r6:83018000 r5:85977b8c r4:85969000 [ 1349.875102][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.875196][ T32] r10:61c88647 r9:8591b000 r8:8596902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.875263][ T32] r4:85969000 [ 1349.875325][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.875413][ T32] r10:00000000 r9:85969000 r8:8027ed34 r7:ecb09e60 r6:85969080 r5:8591b000 [ 1349.875473][ T32] r4:00000001 [ 1349.875518][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.875604][ T32] Exception stack(0xecb21fb0 to 0xecb21ff8) [ 1349.875664][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.875723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.875802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.875867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.875929][ T32] r4:8594be00 [ 1349.876769][ T32] INFO: task kworker/0:892:6065 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.876916][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.877145][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.877253][ T32] Call trace: [ 1349.877314][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.877406][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.877454][ T32] r4:00000000 [ 1349.877495][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.877572][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.877635][ T32] 9d20: a8fc3000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.877727][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 2 printk messages dropped ** [ 1349.877982][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1349.899141][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1349.899479][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1349.899768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1349.900519][ T32] r5:8591bc00 r4:829187f0 [ 1349.900569][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.901023][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.901812][ T32] r7:dddced40 r6:83018000 r5:85977f8c r4:85969100 ** 8 printk messages dropped ** [ 1349.902383][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.903459][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1349.904052][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1349.904243][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1349.905034][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1349.905739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1349.906827][ T32] r5:8591c800 r4:829187f0 [ 1349.906865][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.907245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596c440 ** 11 printk messages dropped ** [ 1349.907748][ T32] r10:61c88647 r9:8591c800 r8:8596922c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1349.938777][ T32] r4:8596c1c0 ** 5 printk messages dropped ** [ 1349.940390][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 2 printk messages dropped ** [ 1349.940579][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.940642][ T32] 9d20: a98d9000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.940718][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.940781][ T32] 9d60: 800b0013 ffffffff [ 1349.940829][ T32] r5:800b0013 r4:80239bd0 [ 1349.940870][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.940966][ T32] r4:82ac11e4 [ 1349.941009][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.941091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1349.941139][ T32] r4:e06b9dc0 [ 1349.941180][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.941265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1349.941332][ T32] r4:00000000 [ 1349.941374][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.941478][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.941530][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.941611][ T32] r5:00001000 r4:dfacd000 [ 1349.941652][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1349.941745][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.941834][ T32] r5:8501378c r4:85013400 [ 1349.941885][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.942027][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1349.942099][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.942203][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.942368][ T32] r4:847da200 [ 1349.942420][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.942512][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1349.942558][ T32] r4:00000001 [ 1349.942637][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.942715][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1349.942776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.942842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.942924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.943029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.943151][ T32] r4:847ccb40 [ 1349.943258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.943326][ T32] INFO: task kworker/0:895:6072 blocked for more than 476 seconds. [ 1349.943442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.943476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.943498][ T32] task:kworker/0:895 state:D stack:0 pid:6072 tgid:6072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.943573][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.943618][ T32] Call trace: [ 1349.943784][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.943833][ T32] r10:829187f4 r9:ecb29d84 r8:00000002 r7:60000113 r6:ecb29d8c r5:8591d400 [ 1349.943854][ T32] r4:8591d400 [ 1349.943873][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.943918][ T32] r5:8591d400 r4:829187f0 [ 1349.943940][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.943979][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.944022][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 [ 1349.944043][ T32] r4:00000000 [ 1349.944061][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.944118][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1349.944157][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1349.944198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85971300 [ 1349.944219][ T32] r4:00000000 [ 1349.944237][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1349.944278][ T32] r9:83018005 r8:8591d400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1349.944298][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.944732][ T32] r10:61c88647 r9:8591d400 r8:859693ac r7:82804d40 r6:dddced40 r5:dddced60 ** 15 printk messages dropped ** [ 1349.945743][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 19 printk messages dropped ** [ 1349.946787][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1349.947353][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 15 printk messages dropped ** [ 1349.948033][ T32] task:kworker/0:896 state:D stack:0 pid:6074 tgid:6074 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.969989][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.970880][ T32] r5:8597c78c r4:8597c400 [ 1349.971012][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.971124][ T32] r7:dddced40 r6:83018000 r5:8597c78c r4:85969300 [ 1349.971182][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.971274][ T32] r10:61c88647 r9:8591e000 r8:8596932c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.971338][ T32] r4:85969300 [ 1349.971395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.971483][ T32] r10:00000000 r9:85969300 r8:8027ed34 r7:ecb29e60 r6:85969480 r5:8591e000 [ 1349.971531][ T32] r4:00000001 [ 1349.971567][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.971604][ T32] Exception stack(0xecb2dfb0 to 0xecb2dff8) [ 1349.971633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.971660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.971685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.971711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.971753][ T32] r4:8596c3c0 [ 1349.972235][ T32] INFO: task kworker/0:896:6074 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1349.972271][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.972386][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.972431][ T32] Call trace: [ 1349.972483][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.972532][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1349.972577][ T32] r4:00000000 [ 1349.972600][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.972647][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1349.972700][ T32] 9d20: a9b8a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1349.972730][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1349.972763][ T32] 9d60: 800b0013 ffffffff [ 1349.972817][ T32] r5:800b0013 r4:80239bd0 [ 1349.972862][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.972958][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.973169][ T32] r4:e06b9dc0 ** 7 printk messages dropped ** [ 1349.973717][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1349.974739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1349.975665][ T32] r5:84a98000 r4:829187f0 [ 1349.975693][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1349.976104][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1349.976885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1349.977976][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1350.006510][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1350.007214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.007959][ T32] r5:84a9a400 r4:829187f0 ** 3 printk messages dropped ** [ 1350.013004][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.013217][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.013305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85966ac0 [ 1350.013401][ T32] r4:00000000 [ 1350.013453][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.013550][ T32] r9:83018205 r8:84a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1350.013648][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.013771][ T32] r5:00001000 r4:ec8b3000 [ 1350.013799][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.013843][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.013887][ T32] r5:844dbb8c r4:844db800 [ 1350.013906][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.013982][ T32] r7:ddde2d40 r6:83018200 r5:844dbb8c r4:85959300 [ 1350.014007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.014051][ T32] r10:61c88647 r9:84a9a400 r8:8595932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.014094][ T32] r4:85959300 [ 1350.014138][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.014186][ T32] r10:00000000 r9:85959300 r8:8027ed34 r7:eca19e60 r6:85969600 r5:84a9a400 [ 1350.014252][ T32] r4:00000001 [ 1350.014340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.014379][ T32] Exception stack(0xecb3dfb0 to 0xecb3dff8) [ 1350.014419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.014456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.014483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.014510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.014554][ T32] r4:85966780 [ 1350.015053][ T32] INFO: task kworker/1:571:6079 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 4 printk messages dropped ** [ 1350.015301][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 16 printk messages dropped ** [ 1350.015995][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 16 printk messages dropped ** [ 1350.016946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.017654][ T32] r5:84a98c00 r4:829187f0 ** 3 printk messages dropped ** [ 1350.017848][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.029329][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1350.029826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1350.031102][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1350.031490][ T32] r5:00001000 r4:dfacd000 ** 10 printk messages dropped ** [ 1350.031876][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.032447][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.033279][ T32] r5:84a9bc00 r4:829187f0 [ 1350.033352][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1350.033969][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.034578][ T32] r7:ddde2d40 r6:83018200 r5:8585c38c r4:85959380 ** 11 printk messages dropped ** [ 1350.035332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1350.035984][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.036030][ T32] Call trace: [ 1350.036058][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.036125][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.036152][ T32] r4:00000000 [ 1350.036191][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.036233][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.036261][ T32] 9d20: aa272000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.036289][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.036321][ T32] 9d60: 800b0013 ffffffff [ 1350.036346][ T32] r5:800b0013 r4:80239bd0 [ 1350.036375][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.036426][ T32] r4:82ac11e4 [ 1350.036448][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.036497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.036521][ T32] r4:e06b9dc0 [ 1350.036539][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.036579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.036610][ T32] r4:00000000 [ 1350.036631][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.036677][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.036698][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.036762][ T32] r5:00001000 r4:dfacd000 [ 1350.036782][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.036828][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.036870][ T32] r5:8501378c r4:85013400 [ 1350.036915][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.036966][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.037006][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.037054][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.037096][ T32] r4:847da200 [ 1350.037119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.037197][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.037223][ T32] r4:00000001 [ 1350.037242][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.037309][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.037338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.037374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.037404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.037465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.037489][ T32] r4:847ccb40 [ 1350.037509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.037555][ T32] INFO: task kworker/1:573:6084 blocked for more than 476 seconds. [ 1350.037587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.037610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.037630][ T32] task:kworker/1:573 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.037685][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.037770][ T32] Call trace: [ 1350.037824][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.037871][ T32] r10:829187f4 r9:ecb4dd84 r8:00000002 r7:60000113 r6:ecb4dd8c r5:84a9b000 [ 1350.037893][ T32] r4:84a9b000 [ 1350.037919][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.037959][ T32] r5:84a9b000 r4:829187f0 [ 1350.037977][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.038031][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.038078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb4de08 [ 1350.038100][ T32] r4:00000000 [ 1350.038118][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.060626][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.060718][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.060766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85966f00 [ 1350.060790][ T32] r4:00000000 [ 1350.060810][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.060860][ T32] r9:83018205 r8:84a9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1350.060892][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.060990][ T32] r5:00001000 r4:eb58d000 [ 1350.061016][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.061107][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.061179][ T32] r5:844db78c r4:844db400 [ 1350.061204][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.061263][ T32] r7:ddde2d40 r6:83018200 r5:844db78c r4:85959400 [ 1350.061287][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.061333][ T32] r10:61c88647 r9:84a9b000 r8:8595942c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.061381][ T32] r4:85959400 [ 1350.061415][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.061586][ T32] r10:00000000 r9:85959400 r8:8027ed34 r7:ecb49e60 r6:85969800 r5:84a9b000 [ 1350.061665][ T32] r4:00000001 [ 1350.061713][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.061806][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1350.061842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.061871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.061924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.062005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.062030][ T32] r4:85966940 [ 1350.062527][ T32] INFO: task kworker/1:573:6084 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.062564][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.063309][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1350.063871][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1350.064415][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.064463][ T32] r4:847da200 [ 1350.064487][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.064532][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.064580][ T32] r4:00000001 [ 1350.064603][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.064685][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.064725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.064782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.064811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.064865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.064892][ T32] r4:847ccb40 [ 1350.064939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.064973][ T32] INFO: task kworker/0:899:6085 blocked for more than 476 seconds. [ 1350.065009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.065034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.065057][ T32] task:kworker/0:899 state:D stack:0 pid:6085 tgid:6085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.065208][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.065276][ T32] Call trace: [ 1350.065444][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.065490][ T32] r10:829187f4 r9:ecb51d84 r8:00000002 r7:60000113 r6:ecb51d8c r5:84a9c800 [ 1350.065513][ T32] r4:84a9c800 [ 1350.065712][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.065825][ T32] r5:84a9c800 r4:829187f0 [ 1350.065933][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.066033][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.066085][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb51e08 ** 2 printk messages dropped ** [ 1350.066297][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1350.066890][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.067623][ T32] r4:00000001 [ 1350.067686][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.067723][ T32] Exception stack(0xecb51fb0 to 0xecb51ff8) [ 1350.067750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.067779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.067819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.067849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.067871][ T32] r4:8596cec0 [ 1350.085696][ T32] INFO: task kworker/0:899:6085 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.085853][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.085934][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.086066][ T32] Call trace: [ 1350.086203][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1350.086507][ T32] r5:800b0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1350.086757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 11 printk messages dropped ** [ 1350.087405][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1350.087889][ T32] r4:847ccb40 ** 7 printk messages dropped ** [ 1350.108727][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.108916][ T32] r5:84a99800 r4:829187f0 [ 1350.108959][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.109239][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1350.109725][ T32] r5:8597d78c r4:8597d400 ** 3 printk messages dropped ** [ 1350.109893][ T32] r10:61c88647 r9:84a99800 r8:859699ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1350.110297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1350.111314][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1350.111628][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.111866][ T32] r5:8501378c r4:85013400 ** 4 printk messages dropped ** [ 1350.112075][ T32] r4:847da200 ** 3 printk messages dropped ** [ 1350.112218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.112646][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1350.113000][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.113047][ T32] r10:829187f4 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:84a9ec00 [ 1350.113069][ T32] r4:84a9ec00 [ 1350.113088][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.113126][ T32] r5:84a9ec00 r4:829187f0 [ 1350.113144][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.113210][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.113271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 [ 1350.113324][ T32] r4:00000000 [ 1350.113346][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.113383][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.113417][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.113484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85971500 [ 1350.113524][ T32] r4:00000000 [ 1350.113555][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.113612][ T32] r9:83018005 r8:84a9ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1350.113635][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.113708][ T32] r5:00001000 r4:ec917000 [ 1350.113732][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.113770][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.113830][ T32] r5:8597df8c r4:8597dc00 [ 1350.113890][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.113975][ T32] r7:dddced40 r6:83018000 r5:8597df8c r4:85969a80 [ 1350.114012][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.114091][ T32] r10:61c88647 r9:84a9ec00 r8:85969aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.114143][ T32] r4:85969a80 [ 1350.114203][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.114253][ T32] r10:00000000 r9:85969a80 r8:8027ed34 r7:ecb29e60 r6:85969b00 r5:84a9ec00 [ 1350.114274][ T32] r4:00000001 [ 1350.114294][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.114358][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) [ 1350.114391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.114446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.114475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.114514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.114573][ T32] r4:85971180 [ 1350.114830][ T32] INFO: task kworker/0:901:6090 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.114891][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.115019][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.115105][ T32] Call trace: [ 1350.115172][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.115250][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.115308][ T32] r4:00000000 [ 1350.115331][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.115402][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.115470][ T32] 9d20: ab304000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.115539][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.115565][ T32] 9d60: 800b0013 ffffffff [ 1350.115588][ T32] r5:800b0013 r4:80239bd0 [ 1350.115606][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.115656][ T32] r4:82ac11e4 [ 1350.115678][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1350.115784][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1350.116046][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1350.116566][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1350.116859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.117227][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.117567][ T32] r5:84a9e000 r4:829187f0 [ 1350.117603][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.118009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85971700 ** 13 printk messages dropped ** [ 1350.131685][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1350.132462][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1350.133284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 8 printk messages dropped ** [ 1350.133713][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1350.134391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.134764][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.135110][ T32] r5:859b0000 r4:829187f0 [ 1350.135129][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.135167][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.135211][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 [ 1350.135233][ T32] r4:00000000 [ 1350.135251][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.135286][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.135329][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.135415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85971900 [ 1350.135445][ T32] r4:00000000 [ 1350.135478][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.135526][ T32] r9:83018005 r8:859b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1350.135547][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.135618][ T32] r5:00001000 r4:ec943000 [ 1350.135641][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.135705][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.135751][ T32] r5:8597e78c r4:8597e400 [ 1350.135769][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.135812][ T32] r7:dddced40 r6:83018000 r5:8597e78c r4:85969c80 [ 1350.135854][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.135930][ T32] r10:61c88647 r9:859b0000 r8:85969cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.135984][ T32] r4:85969c80 [ 1350.136005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.136048][ T32] r10:00000000 r9:85969c80 r8:8027ed34 r7:ecb5de60 r6:85969d00 r5:859b0000 [ 1350.136070][ T32] r4:00000001 [ 1350.136087][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.136119][ T32] Exception stack(0xecb61fb0 to 0xecb61ff8) [ 1350.136144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.136198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.136227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.136255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.136275][ T32] r4:85971580 [ 1350.136537][ T32] INFO: task kworker/0:903:6094 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.136572][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.136627][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.136735][ T32] Call trace: [ 1350.136769][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.136815][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.136864][ T32] r4:00000000 [ 1350.136889][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.136932][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.136962][ T32] 9d20: ab471000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.137017][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.137074][ T32] 9d60: 800b0013 ffffffff [ 1350.137099][ T32] r5:800b0013 r4:80239bd0 [ 1350.137117][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.137199][ T32] r4:82ac11e4 [ 1350.137221][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.137262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.137282][ T32] r4:e06b9dc0 [ 1350.137300][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.137367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.137421][ T32] r4:00000000 [ 1350.137443][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.137488][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.137539][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.137583][ T32] r5:00001000 r4:dfacd000 [ 1350.137602][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.137638][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.137705][ T32] r5:8501378c r4:85013400 [ 1350.137727][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.137772][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.137791][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.137834][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.137854][ T32] r4:847da200 [ 1350.137873][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1350.138065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.156648][ T32] r10:829187f4 r9:ecb31d84 r8:00000002 r7:60000013 r6:ecb31d8c r5:85888000 ** 5 printk messages dropped ** [ 1350.156904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb31e08 ** 8 printk messages dropped ** [ 1350.157215][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1350.157605][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.158018][ T32] r4:85971780 ** 3 printk messages dropped ** [ 1350.171275][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.171596][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1350.171908][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.172193][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.172721][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.173293][ T32] r10:829187f4 r9:ecb6dd84 r8:00000002 r7:60000013 r6:ecb6dd8c r5:8588a400 ** 5 printk messages dropped ** [ 1350.173524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 ** 6 printk messages dropped ** [ 1350.173808][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1350.173960][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.174010][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.174055][ T32] r5:8597eb8c r4:8597e800 [ 1350.174074][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.174115][ T32] r7:dddced40 r6:83018000 r5:8597eb8c r4:85969e00 [ 1350.174136][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.174179][ T32] r10:61c88647 r9:8588a400 r8:85969e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.174200][ T32] r4:85969e00 [ 1350.174239][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.174285][ T32] r10:00000000 r9:85969e00 r8:8027ed34 r7:ecb31e60 r6:85959500 r5:8588a400 [ 1350.174329][ T32] r4:00000001 [ 1350.174351][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.174384][ T32] Exception stack(0xecb6dfb0 to 0xecb6dff8) [ 1350.174409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.174436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.174460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.174489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.174510][ T32] r4:85971800 [ 1350.174760][ T32] INFO: task kworker/0:905:6099 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.174815][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.174882][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.174953][ T32] Call trace: [ 1350.175026][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.175076][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.175159][ T32] r4:00000000 [ 1350.175204][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.175247][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.175275][ T32] 9d20: abe18000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.175304][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.175347][ T32] 9d60: 800b0013 ffffffff [ 1350.175373][ T32] r5:800b0013 r4:80239bd0 [ 1350.175414][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.175480][ T32] r4:82ac11e4 [ 1350.175597][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.175642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.175685][ T32] r4:e06b9dc0 [ 1350.175707][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.175789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.175837][ T32] r4:00000000 [ 1350.175879][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.175954][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.175990][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.176031][ T32] r5:00001000 r4:dfacd000 [ 1350.176050][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.176135][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.176179][ T32] r5:8501378c r4:85013400 [ 1350.176198][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.176241][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.176261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.176347][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.176393][ T32] r4:847da200 [ 1350.176570][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.176617][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.176662][ T32] r4:00000001 [ 1350.176684][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.176731][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.176822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.176854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.176926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.176972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.177004][ T32] r4:847ccb40 [ 1350.177028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1350.177281][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.177571][ T32] r5:85889800 r4:829187f0 [ 1350.177608][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.177840][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1350.192686][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1350.193196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1350.194064][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1350.194479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 11 printk messages dropped ** [ 1350.194990][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1350.195181][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.195218][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.195243][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.195270][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.195296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.195323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.195367][ T32] r4:847ccb40 [ 1350.195391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.195464][ T32] INFO: task kworker/0:907:6101 blocked for more than 476 seconds. [ 1350.195499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.195522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.195541][ T32] task:kworker/0:907 state:D stack:0 pid:6101 tgid:6101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.195615][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.195668][ T32] Call trace: [ 1350.195701][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.195744][ T32] r10:829187f4 r9:ecb45d84 r8:00000002 r7:60000013 r6:ecb45d8c r5:859b0c00 [ 1350.195766][ T32] r4:859b0c00 [ 1350.195794][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.195836][ T32] r5:859b0c00 r4:829187f0 [ 1350.195855][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.195892][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.195942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 [ 1350.195972][ T32] r4:00000000 [ 1350.195995][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.196042][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.196079][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.196127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593dc00 [ 1350.196151][ T32] r4:00000000 [ 1350.196184][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.196229][ T32] r9:83018005 r8:859b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1350.196250][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.196289][ T32] r5:00001000 r4:eab95000 [ 1350.196327][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.196368][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.196687][ T32] r10:00000000 r9:85969f00 r8:8027ed34 r7:ecb71e60 r6:85969f80 r5:859b0c00 [ 1350.196712][ T32] r4:00000001 [ 1350.196748][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.196781][ T32] Exception stack(0xecb45fb0 to 0xecb45ff8) [ 1350.196827][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.196857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.196893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.196937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.196962][ T32] r4:85971880 [ 1350.197202][ T32] INFO: task kworker/0:907:6101 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.197244][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.197301][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.197375][ T32] Call trace: [ 1350.197407][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.197454][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.197478][ T32] r4:00000000 [ 1350.197498][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.197555][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.197588][ T32] 9d20: ac142000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.197616][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.197678][ T32] 9d60: 800b0013 ffffffff [ 1350.197705][ T32] r5:800b0013 r4:80239bd0 [ 1350.197744][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1350.197865][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1350.198015][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 11 printk messages dropped ** [ 1350.215060][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1350.215418][ T32] INFO: task kworker/0:908:6108 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.215851][ T32] r5:859b2400 r4:829187f0 [ 1350.215870][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.216166][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1350.216575][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.216646][ T32] r5:8597fb8c r4:8597f800 [ 1350.216695][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.216757][ T32] r7:dddced40 r6:83018000 r5:8597fb8c r4:859ed000 [ 1350.216777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.216821][ T32] r10:61c88647 r9:859b2400 r8:859ed02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.216842][ T32] r4:859ed000 [ 1350.216859][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.216930][ T32] r10:00000000 r9:859ed000 r8:8027ed34 r7:ecb71e60 r6:859ed080 r5:859b2400 [ 1350.216984][ T32] r4:00000001 [ 1350.217005][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.217040][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1350.217092][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.217124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.217149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.217203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.217227][ T32] r4:85971f80 [ 1350.217620][ T32] INFO: task kworker/0:908:6108 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.217681][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.217740][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.217784][ T32] Call trace: [ 1350.217812][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1350.230766][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1350.231058][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.231395][ T32] r5:8501378c r4:85013400 ** 6 printk messages dropped ** [ 1350.231691][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1350.232037][ T32] INFO: task kworker/0:909:6109 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.232575][ T32] r5:859b3000 r4:829187f0 [ 1350.232598][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.232733][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.232880][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.232997][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.233533][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.233701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.234554][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.234764][ T32] r5:800b0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1350.235105][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.235341][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.235746][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.235983][ T32] r4:847ccb40 ** 5 printk messages dropped ** [ 1350.236274][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.236538][ T32] r5:859b3c00 r4:829187f0 ** 1 printk messages dropped ** [ 1350.236645][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.236696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 [ 1350.236799][ T32] r4:00000000 [ 1350.236825][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.236887][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.236931][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.236999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85971fc0 [ 1350.237024][ T32] r4:00000000 [ 1350.237059][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.237104][ T32] r9:83018005 r8:859b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1350.237156][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.237225][ T32] r5:00001000 r4:eb043000 [ 1350.237249][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.237313][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.237357][ T32] r5:8598838c r4:85988000 [ 1350.237376][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.237417][ T32] r7:dddced40 r6:83018000 r5:8598838c r4:859ed200 [ 1350.237438][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.237509][ T32] r10:61c88647 r9:859b3c00 r8:859ed22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.237535][ T32] r4:859ed200 [ 1350.237583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.237628][ T32] r10:00000000 r9:859ed200 r8:8027ed34 r7:eca15e60 r6:859ed280 r5:859b3c00 [ 1350.237649][ T32] r4:00000001 [ 1350.237667][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.237700][ T32] Exception stack(0xeca21fb0 to 0xeca21ff8) [ 1350.237737][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.237767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.237793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.237819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.237869][ T32] r4:8499e340 [ 1350.258618][ T32] INFO: task kworker/0:910:6110 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.258711][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.258837][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.258901][ T32] Call trace: [ 1350.258960][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.259049][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.259077][ T32] r4:00000000 [ 1350.259097][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.259135][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.259164][ T32] 9d20: ad39f000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.259223][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.259250][ T32] 9d60: 800b0013 ffffffff [ 1350.259273][ T32] r5:800b0013 r4:80239bd0 [ 1350.259292][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.259366][ T32] r4:82ac11e4 [ 1350.259391][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.259435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 2 printk messages dropped ** [ 1350.259555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 8 printk messages dropped ** [ 1350.259965][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.260328][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1350.260931][ T32] r4:859b4800 ** 1 printk messages dropped ** [ 1350.260994][ T32] r5:859b4800 r4:829187f0 [ 1350.261044][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1350.261402][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.261726][ T32] r5:85988b8c r4:85988800 ** 5 printk messages dropped ** [ 1350.262012][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1350.262848][ T32] INFO: task kworker/0:911:6111 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 15 printk messages dropped ** [ 1350.263763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 7 printk messages dropped ** [ 1350.264250][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1350.264612][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1350.264797][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.264822][ T32] r4:00000001 [ 1350.264841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.264885][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.264918][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.264946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.264996][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.265028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.265049][ T32] r4:847ccb40 [ 1350.265068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.265145][ T32] INFO: task kworker/0:912:6112 blocked for more than 476 seconds. [ 1350.265176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.265210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.265255][ T32] task:kworker/0:912 state:D stack:0 pid:6112 tgid:6112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.265300][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.265339][ T32] Call trace: [ 1350.265395][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.265441][ T32] r10:829187f4 r9:eca39d84 r8:00000002 r7:60000113 r6:eca39d8c r5:859b5400 [ 1350.265464][ T32] r4:859b5400 [ 1350.265483][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.265520][ T32] r5:859b5400 r4:829187f0 [ 1350.265538][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.265575][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.265618][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 [ 1350.265673][ T32] r4:00000000 [ 1350.265727][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.265793][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.265831][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.265888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f1900 [ 1350.265952][ T32] r4:00000000 [ 1350.265975][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.266018][ T32] r9:83018005 r8:859b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1350.266039][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.266078][ T32] r5:00001000 r4:ebbf3000 [ 1350.266097][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.266133][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.266204][ T32] r5:8598878c r4:85988400 [ 1350.266227][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.266270][ T32] r7:dddced40 r6:83018000 r5:8598878c r4:859ed400 [ 1350.266290][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.266358][ T32] r10:61c88647 r9:859b5400 r8:859ed42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.266415][ T32] r4:859ed400 [ 1350.266438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.266506][ T32] r10:00000000 r9:859ed400 r8:8027ed34 r7:eca2de60 r6:859ed480 r5:859b5400 [ 1350.266531][ T32] r4:00000001 [ 1350.266575][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.266611][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1350.266664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.266724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.266753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.266812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.266836][ T32] r4:859f1040 [ 1350.267153][ T32] INFO: task kworker/0:912:6112 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.267190][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.267300][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.267528][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.267720][ T32] r5:800b0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1350.267968][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.291061][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1350.291530][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.292256][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1350.292684][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.293021][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.293467][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.294291][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1350.295079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.295106][ T32] r4:00000000 [ 1350.295140][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.295188][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.295211][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.295251][ T32] r5:00001000 r4:dfacd000 [ 1350.295415][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.295483][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.295554][ T32] r5:8501378c r4:85013400 [ 1350.295577][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.295624][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.295645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.295738][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.295765][ T32] r4:847da200 [ 1350.295849][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.295897][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.295925][ T32] r4:00000001 [ 1350.295945][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.295979][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.296005][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.296032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.296057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.296134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.296159][ T32] r4:847ccb40 [ 1350.296181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.296205][ T32] INFO: task kworker/1:575:6116 blocked for more than 476 seconds. [ 1350.296333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.296362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.296383][ T32] task:kworker/1:575 state:D stack:0 pid:6116 tgid:6116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.296425][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.296465][ T32] Call trace: [ 1350.296495][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.296588][ T32] r10:829187f4 r9:eca75d84 r8:00000002 r7:60000113 r6:eca75d8c r5:859b6000 [ 1350.296630][ T32] r4:859b6000 [ 1350.296652][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.296693][ T32] r5:859b6000 r4:829187f0 [ 1350.296745][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.296789][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.296833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 [ 1350.296854][ T32] r4:00000000 [ 1350.296872][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.296922][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.296961][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.297049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85971440 [ 1350.297075][ T32] r4:00000000 [ 1350.297094][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.297137][ T32] r9:83018205 r8:859b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1350.297159][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.297200][ T32] r5:00001000 r4:eb8b5000 [ 1350.297219][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.297255][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.297313][ T32] r5:844daf8c r4:844dac00 [ 1350.297335][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.297378][ T32] r7:ddde2d40 r6:83018200 r5:844daf8c r4:85959680 ** 4 printk messages dropped ** [ 1350.297569][ T32] r10:00000000 r9:85959680 r8:8027ed34 r7:ecb49e60 r6:859ed580 r5:859b6000 ** 8 printk messages dropped ** [ 1350.312976][ T32] INFO: task kworker/1:575:6116 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 12 printk messages dropped ** [ 1350.314046][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1350.314503][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 11 printk messages dropped ** [ 1350.315400][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 12 printk messages dropped ** [ 1350.315810][ T32] task:kworker/1:576 state:D stack:0 pid:6118 tgid:6118 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.316349][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.316541][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1350.316786][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.317140][ T32] r10:61c88647 r9:859b8000 r8:8595972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1350.317355][ T32] r4:00000001 [ 1350.317496][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.317533][ T32] Exception stack(0xeca99fb0 to 0xeca99ff8) [ 1350.317558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.317585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.317610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.317717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.317746][ T32] r4:85966c80 [ 1350.336002][ T32] INFO: task kworker/1:576:6118 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.336132][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.336243][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.336327][ T32] Call trace: [ 1350.336420][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.336480][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.336505][ T32] r4:00000000 [ 1350.336635][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.336678][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.336708][ T32] 9d20: adbc9000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.336753][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.336778][ T32] 9d60: 800b0013 ffffffff [ 1350.336854][ T32] r5:800b0013 r4:80239bd0 [ 1350.336884][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.336943][ T32] r4:82ac11e4 [ 1350.336991][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.337058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.337086][ T32] r4:e06b9dc0 [ 1350.337135][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.337195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.337220][ T32] r4:00000000 [ 1350.337265][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.337314][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.337337][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.337378][ T32] r5:00001000 r4:dfacd000 [ 1350.337398][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.337437][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.337503][ T32] r5:8501378c r4:85013400 [ 1350.337606][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.337656][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.337702][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.337750][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.337774][ T32] r4:847da200 [ 1350.337793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.337838][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.337860][ T32] r4:00000001 [ 1350.337878][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.337919][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.337946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.338032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.338063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.344897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.344976][ T32] r4:847ccb40 [ 1350.345004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.345057][ T32] INFO: task kworker/1:577:6120 blocked for more than 476 seconds. [ 1350.345096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.345122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.345143][ T32] task:kworker/1:577 state:D stack:0 pid:6120 tgid:6120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.345196][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.345251][ T32] Call trace: [ 1350.345283][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.345399][ T32] r10:829187f4 r9:eca05d84 r8:00000002 r7:60000013 r6:eca05d8c r5:859b8c00 [ 1350.345427][ T32] r4:859b8c00 [ 1350.345447][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.345486][ T32] r5:859b8c00 r4:829187f0 [ 1350.345531][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.345575][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.345620][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 [ 1350.345643][ T32] r4:00000000 [ 1350.345662][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.345713][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.345756][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.345804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f34c0 [ 1350.345828][ T32] r4:00000000 [ 1350.345848][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.345908][ T32] r9:83018205 r8:859b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.345939][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.346101][ T32] r5:8585cb8c r4:8585c800 ** 3 printk messages dropped ** [ 1350.346276][ T32] r10:61c88647 r9:859b8c00 r8:859597ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1350.346591][ T32] Exception stack(0xeca05fb0 to 0xeca05ff8) ** 2 printk messages dropped ** [ 1350.346685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.347292][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.347831][ T32] r5:800b0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1350.348013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 3 printk messages dropped ** [ 1350.361105][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.361253][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 5 printk messages dropped ** [ 1350.361918][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.362167][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1350.363168][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.363229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.363258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.363279][ T32] r4:847ccb40 [ 1350.363301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.363348][ T32] INFO: task kworker/0:913:6122 blocked for more than 476 seconds. [ 1350.363384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.363467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.363493][ T32] task:kworker/0:913 state:D stack:0 pid:6122 tgid:6122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.363624][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.363697][ T32] Call trace: [ 1350.363733][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.363932][ T32] r10:829187f4 r9:eca8dd84 r8:00000002 r7:60000013 r6:eca8dd8c r5:859b9800 [ 1350.363959][ T32] r4:859b9800 [ 1350.363979][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.364019][ T32] r5:859b9800 r4:829187f0 [ 1350.364038][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.364076][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.364146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 [ 1350.364227][ T32] r4:00000000 [ 1350.364249][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.364286][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.364321][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.364361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f1b00 [ 1350.364455][ T32] r4:00000000 [ 1350.364478][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.364525][ T32] r9:83018005 r8:859b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1350.364546][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.364585][ T32] r5:00001000 r4:ec76f000 [ 1350.364605][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.364642][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.364682][ T32] r5:85988f8c r4:85988c00 [ 1350.364701][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.364760][ T32] r7:dddced40 r6:83018000 r5:85988f8c r4:859ed700 [ 1350.364836][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.364884][ T32] r10:61c88647 r9:859b9800 r8:859ed72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.364905][ T32] r4:859ed700 [ 1350.364954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.365001][ T32] r10:00000000 r9:859ed700 r8:8027ed34 r7:eca2de60 r6:859ed780 r5:859b9800 [ 1350.365022][ T32] r4:00000001 [ 1350.365041][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.365073][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1350.365110][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.365142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.365243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.365285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.365311][ T32] r4:859f18c0 [ 1350.365778][ T32] INFO: task kworker/0:913:6122 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.365838][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.365898][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.365948][ T32] Call trace: [ 1350.366201][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.366253][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.366339][ T32] r4:00000000 [ 1350.366429][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.366471][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.366500][ T32] 9d20: ae023000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.366528][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.366550][ T32] 9d60: 800b0013 ffffffff [ 1350.366572][ T32] r5:800b0013 r4:80239bd0 [ 1350.366591][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.366630][ T32] r4:82ac11e4 [ 1350.366649][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.366689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.366767][ T32] r4:e06b9dc0 [ 1350.366790][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.366870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.366895][ T32] r4:00000000 [ 1350.366918][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.366983][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1350.367201][ T32] r5:8501378c r4:85013400 ** 4 printk messages dropped ** [ 1350.367404][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1350.367765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.368261][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.388970][ T32] r5:859ba400 r4:829187f0 [ 1350.388991][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.389032][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1350.389103][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.389223][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1350.389443][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1350.389855][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1350.390233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.390261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.390284][ T32] r4:859f32c0 [ 1350.390762][ T32] INFO: task kworker/1:578:6126 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.390798][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.390883][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.390963][ T32] Call trace: [ 1350.390997][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.391045][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.391067][ T32] r4:00000000 [ 1350.391112][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.391155][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.391186][ T32] 9d20: ae420000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.391232][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.391308][ T32] 9d60: 800b0013 ffffffff [ 1350.391334][ T32] r5:800b0013 r4:80239bd0 [ 1350.391354][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.391394][ T32] r4:82ac11e4 [ 1350.391414][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.391454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.391475][ T32] r4:e06b9dc0 [ 1350.391495][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.391536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.391557][ T32] r4:00000000 [ 1350.391576][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.391619][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.391639][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.391679][ T32] r5:00001000 r4:dfacd000 [ 1350.391698][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.391734][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.391775][ T32] r5:8501378c r4:85013400 [ 1350.391793][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.391838][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.391858][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.391903][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.391934][ T32] r4:847da200 [ 1350.391954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.391997][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.392043][ T32] r4:00000001 [ 1350.392083][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.392147][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.392221][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.392251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.392277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.392310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.392332][ T32] r4:847ccb40 [ 1350.392354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.392397][ T32] INFO: task kworker/1:579:6128 blocked for more than 476 seconds. [ 1350.392456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.392486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.392507][ T32] task:kworker/1:579 state:D stack:0 pid:6128 tgid:6128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.392578][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.392638][ T32] Call trace: [ 1350.392672][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.392718][ T32] r10:829187f4 r9:ecae5d84 r8:00000002 r7:60000013 r6:ecae5d8c r5:859bc800 [ 1350.392752][ T32] r4:859bc800 [ 1350.392777][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.392875][ T32] r5:859bc800 r4:829187f0 [ 1350.392899][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.392947][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.392992][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 [ 1350.393051][ T32] r4:00000000 [ 1350.393114][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.393156][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.393190][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.393351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f39c0 [ 1350.393378][ T32] r4:00000000 [ 1350.393397][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.393440][ T32] r9:83018205 r8:859bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1350.393461][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.393502][ T32] r5:00001000 r4:ec5a7000 [ 1350.393575][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.393617][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.393662][ T32] r5:8585db8c r4:8585d800 [ 1350.393683][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.393726][ T32] r7:ddde2d40 r6:83018200 r5:8585db8c r4:85959880 [ 1350.393757][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.393804][ T32] r10:61c88647 r9:859bc800 r8:859598ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.393825][ T32] r4:85959880 [ 1350.393843][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.393884][ T32] r10:00000000 r9:85959880 r8:8027ed34 r7:ecabde60 r6:859ed880 r5:859bc800 [ 1350.393906][ T32] r4:00000001 [ 1350.393932][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.393965][ T32] Exception stack(0xecae5fb0 to 0xecae5ff8) [ 1350.393990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.394089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.394118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.394148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.394171][ T32] r4:859f3600 [ 1350.394472][ T32] INFO: task kworker/1:579:6128 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.394504][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.394559][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.394621][ T32] Call trace: [ 1350.394703][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.394753][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.394854][ T32] r4:00000000 [ 1350.394877][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.395087][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.395122][ T32] 9d20: ae420000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.395149][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.395171][ T32] 9d60: 800b0013 ffffffff [ 1350.395193][ T32] r5:800b0013 r4:80239bd0 [ 1350.395212][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.395277][ T32] r4:82ac11e4 [ 1350.395299][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.395343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.395365][ T32] r4:e06b9dc0 [ 1350.395385][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.395450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.395474][ T32] r4:00000000 [ 1350.395512][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.395657][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.395765][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.395811][ T32] r5:00001000 r4:dfacd000 [ 1350.395869][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.395924][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.395971][ T32] r5:8501378c r4:85013400 [ 1350.395992][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.396035][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.396082][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.396201][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.396227][ T32] r4:847da200 [ 1350.396344][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.396418][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.396462][ T32] r4:00000001 [ 1350.396484][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.396518][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.396569][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.396748][ T32] r4:847ccb40 ** 5 printk messages dropped ** [ 1350.397388][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.397668][ T32] r5:8588bc00 r4:829187f0 [ 1350.397792][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.398020][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.426493][ T32] r5:8585d38c r4:8585d000 ** 4 printk messages dropped ** [ 1350.426858][ T32] r4:85959900 ** 2 printk messages dropped ** [ 1350.427014][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.427273][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.427989][ T32] INFO: task kworker/1:580:6129 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 3 printk messages dropped ** [ 1350.436068][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1350.436558][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1350.436930][ T32] r4:e06b9dc0 ** 1 printk messages dropped ** [ 1350.436998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 4 printk messages dropped ** [ 1350.437163][ T32] r5:00001000 r4:dfacd000 ** 3 printk messages dropped ** [ 1350.437549][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.437601][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.437645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.437774][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.437804][ T32] r4:847da200 [ 1350.437825][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.437895][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.437928][ T32] r4:00000001 [ 1350.437948][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.437998][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.438028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.438055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.438466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.438516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.438540][ T32] r4:847ccb40 [ 1350.438562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.438592][ T32] INFO: task kworker/1:581:6133 blocked for more than 476 seconds. [ 1350.438658][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.438690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.438712][ T32] task:kworker/1:581 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.438793][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.438901][ T32] Call trace: [ 1350.438976][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.439029][ T32] r10:829187f4 r9:ecacdd84 r8:00000002 r7:60000013 r6:ecacdd8c r5:8588d400 [ 1350.439052][ T32] r4:8588d400 [ 1350.439071][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.439121][ T32] r5:8588d400 r4:829187f0 [ 1350.439145][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.439358][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.439406][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1350.439468][ T32] r4:00000000 [ 1350.439510][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.439553][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.439659][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.439705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3880 [ 1350.439727][ T32] r4:00000000 [ 1350.439746][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.439846][ T32] r9:83018205 r8:8588d400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1350.439872][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.439942][ T32] r5:00001000 r4:ec541000 [ 1350.440021][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.440064][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.440107][ T32] r5:8585d78c r4:8585d400 [ 1350.440126][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.440216][ T32] r7:ddde2d40 r6:83018200 r5:8585d78c r4:85959a00 [ 1350.440310][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.440414][ T32] r10:61c88647 r9:8588d400 r8:85959a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.440507][ T32] r4:85959a00 [ 1350.440531][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.440600][ T32] r10:00000000 r9:85959a00 r8:8027ed34 r7:ecae5e60 r6:85959a80 r5:8588d400 [ 1350.440694][ T32] r4:00000001 [ 1350.440856][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.440897][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1350.440929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.440957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.441033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.441219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.441244][ T32] r4:859f3900 [ 1350.441783][ T32] INFO: task kworker/1:581:6133 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.441915][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.441999][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.442090][ T32] Call trace: [ 1350.442267][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.442348][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 4 printk messages dropped ** [ 1350.442558][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1350.442813][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1350.443260][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1350.443707][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1350.443969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.444673][ T32] r10:829187f4 r9:ecb85d84 r8:00000002 r7:60000113 r6:ecb85d8c r5:8588e000 ** 2 printk messages dropped ** [ 1350.444833][ T32] r5:8588e000 r4:829187f0 ** 1 printk messages dropped ** [ 1350.444891][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.445120][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1350.445326][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.445619][ T32] r5:8585e38c r4:8585e000 ** 1 printk messages dropped ** [ 1350.445680][ T32] r7:ddde2d40 r6:83018200 r5:8585e38c r4:85959b00 ** 2 printk messages dropped ** [ 1350.445765][ T32] r4:85959b00 ** 2 printk messages dropped ** [ 1350.445847][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.446378][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.446538][ T32] r4:859f3840 [ 1350.446840][ T32] INFO: task kworker/1:582:6134 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.446967][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.447086][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.447217][ T32] Call trace: [ 1350.447257][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.447307][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.447330][ T32] r4:00000000 [ 1350.447349][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.447470][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.447504][ T32] 9d20: ae8f0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.447532][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.447555][ T32] 9d60: 800b0013 ffffffff [ 1350.447591][ T32] r5:800b0013 r4:80239bd0 [ 1350.447680][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.447807][ T32] r4:82ac11e4 [ 1350.447829][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.447896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.448012][ T32] r4:e06b9dc0 [ 1350.448035][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.448076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.448133][ T32] r4:00000000 [ 1350.484771][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.484881][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.484918][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.484998][ T32] r5:00001000 r4:dfacd000 [ 1350.485024][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.485118][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.485167][ T32] r5:8501378c r4:85013400 [ 1350.485187][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.485234][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.485254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.485298][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.485401][ T32] r4:847da200 [ 1350.485426][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.485472][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.485520][ T32] r4:00000001 [ 1350.485544][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.485660][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.485720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.485753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.485784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.485924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.485951][ T32] r4:847ccb40 [ 1350.486050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.486085][ T32] INFO: task kworker/1:583:6135 blocked for more than 477 seconds. [ 1350.486118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.486142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.486175][ T32] task:kworker/1:583 state:D stack:0 pid:6135 tgid:6135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.486236][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.486493][ T32] Call trace: [ 1350.486714][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.486802][ T32] r10:829187f4 r9:ecaadd84 r8:00000002 r7:60000113 r6:ecaadd8c r5:8588ec00 [ 1350.486830][ T32] r4:8588ec00 [ 1350.486850][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.486918][ T32] r5:8588ec00 r4:829187f0 [ 1350.486957][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.487046][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.487186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaade08 [ 1350.487254][ T32] r4:00000000 [ 1350.487279][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.487466][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.487509][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.487550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3c00 [ 1350.487593][ T32] r4:00000000 [ 1350.487615][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.487658][ T32] r9:83018205 r8:8588ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1350.487679][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.487719][ T32] r5:00001000 r4:ec607000 [ 1350.487806][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.487850][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.487893][ T32] r5:8585df8c r4:8585dc00 [ 1350.487920][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.487966][ T32] r7:ddde2d40 r6:83018200 r5:8585df8c r4:85959c00 [ 1350.487985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.488028][ T32] r10:61c88647 r9:8588ec00 r8:85959c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.488139][ T32] r4:85959c00 [ 1350.494963][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.495058][ T32] r10:00000000 r9:85959c00 r8:8027ed34 r7:ecb85e60 r6:85959c80 r5:8588ec00 [ 1350.495257][ T32] r4:00000001 [ 1350.495283][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.495322][ T32] Exception stack(0xecaadfb0 to 0xecaadff8) [ 1350.495376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.495410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.495436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.495465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.495585][ T32] r4:859f3840 [ 1350.496067][ T32] INFO: task kworker/1:583:6135 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.496173][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.496400][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.496454][ T32] Call trace: [ 1350.496485][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.496616][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.496644][ T32] r4:00000000 [ 1350.496664][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.496702][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.496754][ T32] 9d20: aef7d000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.496785][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.496809][ T32] 9d60: 800b0013 ffffffff [ 1350.497125][ T32] r5:800b0013 r4:80239bd0 [ 1350.497243][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.497288][ T32] r4:82ac11e4 [ 1350.497363][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1350.497502][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1350.497711][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1350.508650][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1350.509174][ T32] r4:847ccb40 ** 7 printk messages dropped ** [ 1350.509621][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.510013][ T32] r5:8588c800 r4:829187f0 ** 3 printk messages dropped ** [ 1350.510989][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.511362][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.511651][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1350.512031][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.513102][ T32] Call trace: ** 7 printk messages dropped ** [ 1350.513748][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1350.514070][ T32] r4:e06b9dc0 ** 1 printk messages dropped ** [ 1350.514190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.514228][ T32] r4:00000000 [ 1350.514249][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.514317][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.514359][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.514406][ T32] r5:00001000 r4:dfacd000 [ 1350.514425][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.514462][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.514503][ T32] r5:8501378c r4:85013400 [ 1350.514524][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.514570][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.514590][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.514645][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.514697][ T32] r4:847da200 [ 1350.514720][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.514810][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.514923][ T32] r4:00000001 [ 1350.515115][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.515163][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.515191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.515218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.515459][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.515503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.515554][ T32] r4:847ccb40 [ 1350.515578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.515616][ T32] INFO: task kworker/1:585:6139 blocked for more than 477 seconds. [ 1350.515649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.515740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.515919][ T32] task:kworker/1:585 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.516109][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.516175][ T32] Call trace: [ 1350.516308][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.516360][ T32] r10:829187f4 r9:ecb91d84 r8:00000002 r7:60000113 r6:ecb91d8c r5:8588b000 [ 1350.516386][ T32] r4:8588b000 [ 1350.516416][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.516460][ T32] r5:8588b000 r4:829187f0 [ 1350.516480][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.516545][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.516593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb91e08 [ 1350.516617][ T32] r4:00000000 [ 1350.516635][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.516739][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.516788][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.516830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3f40 [ 1350.516853][ T32] r4:00000000 [ 1350.516897][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.516975][ T32] r9:83018205 r8:8588b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.517002][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.517136][ T32] r5:00001000 r4:ec7a9000 [ 1350.517160][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.517199][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.517239][ T32] r5:8585e78c r4:8585e400 ** 4 printk messages dropped ** [ 1350.517400][ T32] r4:85959e00 ** 7 printk messages dropped ** [ 1350.518012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1350.541245][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1350.541883][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.542262][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1350.543024][ T32] r4:847ccb40 ** 8 printk messages dropped ** [ 1350.543862][ T32] r10:829187f4 r9:ecb95d84 r8:00000002 r7:60000113 r6:ecb95d8c r5:85888c00 ** 4 printk messages dropped ** [ 1350.544095][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1350.544485][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1350.545100][ T32] r10:61c88647 r9:85888c00 r8:859ed92c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1350.545456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1350.546347][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1350.546845][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.547129][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.547193][ T32] r5:8501378c r4:85013400 [ 1350.547216][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.547262][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.547294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.547343][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.547365][ T32] r4:847da200 [ 1350.547630][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.547680][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.547702][ T32] r4:00000001 [ 1350.547721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.547755][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.547919][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.547953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.547978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.548005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.548028][ T32] r4:847ccb40 [ 1350.548047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.548072][ T32] INFO: task kworker/1:586:6144 blocked for more than 477 seconds. [ 1350.548161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.569861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.569908][ T32] task:kworker/1:586 state:D stack:0 pid:6144 tgid:6144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.570002][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.570100][ T32] Call trace: [ 1350.570145][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.570199][ T32] r10:829187f4 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:8591ec00 [ 1350.570222][ T32] r4:8591ec00 [ 1350.570243][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.570282][ T32] r5:8591ec00 r4:829187f0 [ 1350.570375][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.570428][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.570473][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 [ 1350.570495][ T32] r4:00000000 [ 1350.570514][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.570555][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.570593][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.570708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85958040 [ 1350.570735][ T32] r4:00000000 [ 1350.570755][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.570813][ T32] r9:83018205 r8:8591ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1350.570840][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.570883][ T32] r5:00001000 r4:ec7d9000 [ 1350.570919][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.570982][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.571024][ T32] r5:8585ef8c r4:8585ec00 [ 1350.571045][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.571101][ T32] r7:ddde2d40 r6:83018200 r5:8585ef8c r4:85959f80 [ 1350.571126][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.571221][ T32] r10:61c88647 r9:8591ec00 r8:85959fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.571247][ T32] r4:85959f80 [ 1350.571268][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.571313][ T32] r10:00000000 r9:85959f80 r8:8027ed34 r7:ecb8de60 r6:85961000 r5:8591ec00 [ 1350.571350][ T32] r4:00000001 [ 1350.571374][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.571410][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1350.571441][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.572601][ T32] Call trace: ** 8 printk messages dropped ** [ 1350.573128][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1350.573386][ T32] r4:e06b9dc0 ** 7 printk messages dropped ** [ 1350.573810][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1350.574393][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.574844][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.575026][ T32] r5:84a9d400 r4:829187f0 ** 3 printk messages dropped ** [ 1350.575183][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.575400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85958440 ** 9 printk messages dropped ** [ 1350.575963][ T32] r7:ddde2d40 r6:83018200 r5:8585f78c r4:85961080 ** 8 printk messages dropped ** [ 1350.576484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.576515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.576591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.576623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.576645][ T32] r4:859582c0 [ 1350.576909][ T32] INFO: task kworker/1:587:6147 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.576948][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.577002][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.577047][ T32] Call trace: [ 1350.577129][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.577195][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.577222][ T32] r4:00000000 [ 1350.577241][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.577278][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.577306][ T32] 9d20: af73e000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.577407][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.577437][ T32] 9d60: 800b0013 ffffffff [ 1350.577460][ T32] r5:800b0013 r4:80239bd0 [ 1350.577504][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.577561][ T32] r4:82ac11e4 [ 1350.577608][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.577703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.577753][ T32] r4:e06b9dc0 [ 1350.577775][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.577865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.577929][ T32] r4:00000000 [ 1350.577954][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.578001][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.578024][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.578064][ T32] r5:00001000 r4:dfacd000 [ 1350.578135][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.599397][ T32] r5:8501378c r4:85013400 ** 4 printk messages dropped ** [ 1350.599687][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1350.599861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.599889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.599920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.599950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.599973][ T32] r4:847ccb40 [ 1350.599996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.600045][ T32] INFO: task kworker/1:588:6149 blocked for more than 477 seconds. [ 1350.600081][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.600107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.600128][ T32] task:kworker/1:588 state:D stack:0 pid:6149 tgid:6149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.600194][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.600241][ T32] Call trace: [ 1350.600274][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.600322][ T32] r10:829187f4 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:85890000 [ 1350.600344][ T32] r4:85890000 [ 1350.600364][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.600404][ T32] r5:85890000 r4:829187f0 [ 1350.600423][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.600462][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.600532][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 1350.600559][ T32] r4:00000000 [ 1350.600584][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.600624][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.600664][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.600705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85958280 [ 1350.600727][ T32] r4:00000000 [ 1350.600746][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.600793][ T32] r9:83018205 r8:85890000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1350.600815][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.600934][ T32] r5:00001000 r4:ec7f5000 [ 1350.601008][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.601051][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.601091][ T32] r5:8585f38c r4:8585f000 [ 1350.601109][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.601166][ T32] r7:ddde2d40 r6:83018200 r5:8585f38c r4:85961180 [ 1350.601203][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.601350][ T32] r10:00000000 r9:85961180 r8:8027ed34 r7:ecb9de60 r6:85961200 r5:85890000 ** 8 printk messages dropped ** [ 1350.602032][ T32] INFO: task kworker/1:588:6149 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 15 printk messages dropped ** [ 1350.602919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 7 printk messages dropped ** [ 1350.603205][ T32] r5:00001000 r4:dfacd000 ** 5 printk messages dropped ** [ 1350.603586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.603961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.604506][ T32] r5:85890c00 r4:829187f0 [ 1350.604610][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.604653][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.604697][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 [ 1350.604719][ T32] r4:00000000 [ 1350.604737][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.604772][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.604806][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.604845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85958a00 [ 1350.604867][ T32] r4:00000000 [ 1350.604897][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.604997][ T32] r9:83018205 r8:85890c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.605022][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.605247][ T32] r5:00001000 r4:ec9bd000 [ 1350.605270][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.605358][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.605402][ T32] r5:8586438c r4:85864000 [ 1350.605421][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.605501][ T32] r7:ddde2d40 r6:83018200 r5:8586438c r4:85961280 [ 1350.605629][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.605702][ T32] r10:61c88647 r9:85890c00 r8:859612ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.605729][ T32] r4:85961280 [ 1350.605747][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.605792][ T32] r10:00000000 r9:85961280 r8:8027ed34 r7:ecb9de60 r6:85961300 r5:85890c00 [ 1350.605854][ T32] r4:00000001 [ 1350.605877][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.605916][ T32] Exception stack(0xecba1fb0 to 0xecba1ff8) [ 1350.605943][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.606037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.606121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.606240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.606266][ T32] r4:859582c0 [ 1350.606706][ T32] INFO: task kworker/1:589:6150 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.606766][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.606832][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.607080][ T32] Call trace: [ 1350.607109][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.607155][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.607178][ T32] r4:00000000 [ 1350.607197][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1350.607388][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1350.607623][ T32] r4:e06b9dc0 [ 1350.607646][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.607686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.607718][ T32] r4:00000000 [ 1350.607740][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.607784][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.607807][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.607848][ T32] r5:00001000 r4:dfacd000 [ 1350.607868][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.607905][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.607954][ T32] r5:8501378c r4:85013400 [ 1350.607972][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.608018][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.608039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.608081][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.608167][ T32] r4:847da200 [ 1350.638797][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.638921][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.639005][ T32] r4:00000001 [ 1350.639056][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.639099][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.639151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.639190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.639218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.639326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.639353][ T32] r4:847ccb40 ** 1 printk messages dropped ** [ 1350.639540][ T32] INFO: task kworker/1:590:6151 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1350.640390][ T32] r5:85892400 r4:829187f0 [ 1350.640410][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.640626][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.641067][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.641336][ T32] r5:8585fb8c r4:8585f800 [ 1350.641356][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.641399][ T32] r7:ddde2d40 r6:83018200 r5:8585fb8c r4:85961380 [ 1350.641419][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.641462][ T32] r10:61c88647 r9:85892400 r8:859613ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.641594][ T32] r4:85961380 [ 1350.641619][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.641663][ T32] r10:00000000 r9:85961380 r8:8027ed34 r7:ecba1e60 r6:85961400 r5:85892400 [ 1350.641684][ T32] r4:00000001 [ 1350.641703][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.641736][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) [ 1350.641816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.641855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.641883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.641916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.641939][ T32] r4:859585c0 [ 1350.642426][ T32] INFO: task kworker/1:590:6151 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.642464][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.642669][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1350.642872][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1350.643120][ T32] 9d60: 800b0013 ffffffff ** 2 printk messages dropped ** [ 1350.643353][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1350.643492][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1350.643666][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1350.644211][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1350.644409][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.644531][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1350.644678][ T32] task:kworker/0:915 state:D stack:0 pid:6153 tgid:6153 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.645029][ T32] r5:859bd400 r4:829187f0 [ 1350.645049][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.645196][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.645429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594f100 ** 9 printk messages dropped ** [ 1350.645955][ T32] r7:dddced40 r6:83018000 r5:8598938c r4:859ed980 [ 1350.645975][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.646020][ T32] r10:61c88647 r9:859bd400 r8:859ed9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.646043][ T32] r4:859ed980 [ 1350.646061][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.646129][ T32] r10:00000000 r9:859ed980 r8:8027ed34 r7:ecb95e60 r6:859eda00 r5:859bd400 [ 1350.646232][ T32] r4:00000001 [ 1350.646254][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.646355][ T32] Exception stack(0xecbb1fb0 to 0xecbb1ff8) [ 1350.646384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.646565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.646594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.646622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.646643][ T32] r4:8594f000 [ 1350.646979][ T32] INFO: task kworker/0:915:6153 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.647054][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.647188][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.647232][ T32] Call trace: [ 1350.647261][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.647307][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.647331][ T32] r4:00000000 [ 1350.647351][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.647389][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.647457][ T32] 9d20: b0329000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.647495][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.647520][ T32] 9d60: 800b0013 ffffffff [ 1350.647581][ T32] r5:800b0013 r4:80239bd0 [ 1350.647604][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.647644][ T32] r4:82ac11e4 [ 1350.647663][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.647704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.647725][ T32] r4:e06b9dc0 [ 1350.647807][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.647853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.647874][ T32] r4:00000000 [ 1350.647892][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.647944][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.647967][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.648008][ T32] r5:00001000 r4:dfacd000 [ 1350.648026][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.648063][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.648104][ T32] r5:8501378c r4:85013400 [ 1350.648189][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.669033][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.669081][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.669171][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.669213][ T32] r4:847da200 [ 1350.669238][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1350.669311][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.669621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1350.670493][ T32] r4:859bb000 ** 1 printk messages dropped ** [ 1350.670568][ T32] r5:859bb000 r4:829187f0 [ 1350.670598][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.670920][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1350.671647][ T32] r10:61c88647 r9:859bb000 r8:859614ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1350.672733][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.673547][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1350.673917][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1350.674291][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1350.674837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.675277][ T32] task:kworker/1:592 state:D stack:0 pid:6157 tgid:6157 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.675987][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.676314][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1350.676428][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.676469][ T32] r9:83018205 r8:859be000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1350.676489][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.676529][ T32] r5:00001000 r4:eca6b000 [ 1350.676548][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.676665][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.676769][ T32] r5:8586578c r4:85865400 [ 1350.676928][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.676977][ T32] r7:ddde2d40 r6:83018200 r5:8586578c r4:85961500 [ 1350.677230][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.677315][ T32] r10:61c88647 r9:859be000 r8:8596152c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.677416][ T32] r4:85961500 [ 1350.677604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.677788][ T32] r10:00000000 r9:85961500 r8:8027ed34 r7:ecba1e60 r6:859edb00 r5:859be000 [ 1350.677879][ T32] r4:00000001 [ 1350.677901][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.678004][ T32] Exception stack(0xecbb9fb0 to 0xecbb9ff8) [ 1350.678033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.678181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.697712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.697793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.697871][ T32] r4:85958800 [ 1350.698654][ T32] INFO: task kworker/1:592:6157 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.698749][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.698827][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.698890][ T32] Call trace: [ 1350.698970][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.699027][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.699051][ T32] r4:00000000 [ 1350.699189][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.699235][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.699264][ T32] 9d20: b0bbf000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.699292][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.699316][ T32] 9d60: 800b0013 ffffffff [ 1350.699339][ T32] r5:800b0013 r4:80239bd0 [ 1350.699358][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.699401][ T32] r4:82ac11e4 [ 1350.699420][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.699534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.699560][ T32] r4:e06b9dc0 [ 1350.699613][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.699660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.699708][ T32] r4:00000000 [ 1350.699756][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.699805][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.699831][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.699875][ T32] r5:00001000 r4:dfacd000 [ 1350.699900][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.699951][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.699995][ T32] r5:8501378c r4:85013400 [ 1350.700058][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.700134][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.700185][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.700233][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.700280][ T32] r4:847da200 [ 1350.700310][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.700358][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.700383][ T32] r4:00000001 [ 1350.700403][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.700439][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.700465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.700493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.700518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.700560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.700586][ T32] r4:847ccb40 [ 1350.700607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.700634][ T32] INFO: task kworker/1:593:6158 blocked for more than 477 seconds. [ 1350.700690][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1350.700805][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.701090][ T32] r4:859bec00 ** 1 printk messages dropped ** [ 1350.701157][ T32] r5:859bec00 r4:829187f0 [ 1350.701204][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.701266][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1350.701338][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.701395][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1350.701618][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.701682][ T32] r5:00001000 r4:ec9d9000 [ 1350.701733][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.701774][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.701814][ T32] r5:8586478c r4:85864400 [ 1350.701832][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.701873][ T32] r7:ddde2d40 r6:83018200 r5:8586478c r4:85961580 [ 1350.701920][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.702018][ T32] r10:61c88647 r9:859bec00 r8:859615ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.702046][ T32] r4:85961580 [ 1350.702066][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.702133][ T32] r10:00000000 r9:85961580 r8:8027ed34 r7:ecbb9e60 r6:859edb80 r5:859bec00 [ 1350.702165][ T32] r4:00000001 [ 1350.702184][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.702218][ T32] Exception stack(0xecbbdfb0 to 0xecbbdff8) [ 1350.702292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.702328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.702353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.702381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.702402][ T32] r4:85958800 [ 1350.702686][ T32] INFO: task kworker/1:593:6158 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.702721][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.702813][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.702865][ T32] Call trace: [ 1350.702910][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.702977][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.703001][ T32] r4:00000000 [ 1350.703021][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.703058][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.703099][ T32] 9d20: b0bbf000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.703155][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.703182][ T32] 9d60: 800b0013 ffffffff [ 1350.703205][ T32] r5:800b0013 r4:80239bd0 [ 1350.703251][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.703317][ T32] r4:82ac11e4 [ 1350.703340][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.703381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.703403][ T32] r4:e06b9dc0 [ 1350.703421][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.703500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.703527][ T32] r4:00000000 [ 1350.703547][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.703591][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.703612][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.703652][ T32] r5:00001000 r4:dfacd000 [ 1350.703701][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.703744][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.703784][ T32] r5:8501378c r4:85013400 ** 4 printk messages dropped ** [ 1350.703965][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1350.704344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.704964][ T32] r5:859b6c00 r4:829187f0 [ 1350.705000][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.705088][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 ** 8 printk messages dropped ** [ 1350.705470][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1350.705985][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.706327][ T32] r4:85958980 ** 6 printk messages dropped ** [ 1350.706819][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.707020][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1350.707236][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1350.707384][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1350.707759][ T32] r4:847da200 ** 1 printk messages dropped ** [ 1350.707844][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.707866][ T32] r4:00000001 [ 1350.707885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.707951][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.708004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.708037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.708128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.741074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.741119][ T32] r4:847ccb40 [ 1350.741145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.741176][ T32] INFO: task kworker/1:595:6163 blocked for more than 477 seconds. [ 1350.741210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.741235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.741256][ T32] task:kworker/1:595 state:D stack:0 pid:6163 tgid:6163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.741312][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.741372][ T32] Call trace: [ 1350.741406][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.741458][ T32] r10:829187f4 r9:ecbd1d84 r8:00000002 r7:60000013 r6:ecbd1d8c r5:84920000 [ 1350.741511][ T32] r4:84920000 [ 1350.741536][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.741577][ T32] r5:84920000 r4:829187f0 [ 1350.741598][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.741637][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.741681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd1e08 [ 1350.741702][ T32] r4:00000000 [ 1350.741720][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.741755][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.741794][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.741847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85958dc0 [ 1350.741872][ T32] r4:00000000 [ 1350.741892][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.741944][ T32] r9:83018205 r8:84920000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1350.741965][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.742006][ T32] r5:00001000 r4:eca29000 [ 1350.742026][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.742063][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.742104][ T32] r5:85864f8c r4:85864c00 [ 1350.742123][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.742169][ T32] r7:ddde2d40 r6:83018200 r5:85864f8c r4:85961680 [ 1350.742191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.742250][ T32] r10:61c88647 r9:84920000 r8:859616ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.742276][ T32] r4:85961680 [ 1350.742298][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.742345][ T32] r10:00000000 r9:85961680 r8:8027ed34 r7:ecbb9e60 r6:859edc80 r5:84920000 [ 1350.742368][ T32] r4:00000001 [ 1350.742387][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.742452][ T32] Exception stack(0xecbd1fb0 to 0xecbd1ff8) [ 1350.742485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.742513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.742539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.742567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.742588][ T32] r4:85958c40 [ 1350.743071][ T32] INFO: task kworker/1:595:6163 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.743108][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.743225][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.743270][ T32] Call trace: [ 1350.743358][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.743409][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.743433][ T32] r4:00000000 [ 1350.743452][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.743489][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.743534][ T32] 9d20: b1511000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.743566][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.743621][ T32] 9d60: 800b0013 ffffffff [ 1350.743647][ T32] r5:800b0013 r4:80239bd0 [ 1350.743667][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.743754][ T32] r4:82ac11e4 [ 1350.743805][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1350.743902][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1350.744089][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 5 printk messages dropped ** [ 1350.744354][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.744635][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 4 printk messages dropped ** [ 1350.744787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.744992][ T32] task:kworker/1:596 state:D stack:0 pid:6164 tgid:6164 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.745303][ T32] r5:84922400 r4:829187f0 [ 1350.745323][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1350.745863][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1350.746557][ T32] r4:85961700 ** 6 printk messages dropped ** [ 1350.746745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.747390][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.747435][ T32] Call trace: [ 1350.747464][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.747510][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.747533][ T32] r4:00000000 [ 1350.747747][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.747790][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.747835][ T32] 9d20: b1511000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.747867][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.747921][ T32] 9d60: 800b0013 ffffffff [ 1350.747978][ T32] r5:800b0013 r4:80239bd0 [ 1350.748001][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.748062][ T32] r4:82ac11e4 [ 1350.748164][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.771094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.771137][ T32] r4:e06b9dc0 [ 1350.771163][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.771226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.771277][ T32] r4:00000000 [ 1350.771303][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.771376][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.771409][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.771458][ T32] r5:00001000 r4:dfacd000 [ 1350.771479][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.771517][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.771602][ T32] r5:8501378c r4:85013400 [ 1350.771656][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.771725][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.771777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.771827][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.771850][ T32] r4:847da200 [ 1350.771886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.771944][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.771967][ T32] r4:00000001 [ 1350.771986][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.772263][ T32] INFO: task kworker/1:597:6167 blocked for more than 477 seconds. [ 1350.772302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.772330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.772352][ T32] task:kworker/1:597 state:D stack:0 pid:6167 tgid:6167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.772408][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.772452][ T32] Call trace: [ 1350.772533][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.772594][ T32] r10:829187f4 r9:ecbe1d84 r8:00000002 r7:60000113 r6:ecbe1d8c r5:84920c00 [ 1350.772632][ T32] r4:84920c00 [ 1350.772655][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.772696][ T32] r5:84920c00 r4:829187f0 [ 1350.772715][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.772753][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.772798][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 [ 1350.772822][ T32] r4:00000000 [ 1350.772848][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.772885][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.772926][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.772995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d980 ** 6 printk messages dropped ** [ 1350.773311][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1350.773554][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1350.774296][ T32] INFO: task kworker/1:597:6167 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 14 printk messages dropped ** [ 1350.774991][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1350.775331][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1350.775843][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.776192][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.776336][ T32] r5:84921800 r4:829187f0 ** 3 printk messages dropped ** [ 1350.776479][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.776679][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1350.777000][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.777268][ T32] r10:00000000 r9:85961800 r8:8027ed34 r7:ecbe1e60 r6:859ede00 r5:84921800 [ 1350.777291][ T32] r4:00000001 [ 1350.777309][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.777341][ T32] Exception stack(0xecbe9fb0 to 0xecbe9ff8) [ 1350.777366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.777393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.777418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.777445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.777492][ T32] r4:85958e80 [ 1350.777723][ T32] INFO: task kworker/1:598:6169 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.777812][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.777871][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.777921][ T32] Call trace: [ 1350.777981][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.778028][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.778127][ T32] r4:00000000 [ 1350.787939][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.788007][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.788042][ T32] 9d20: b1b88000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.788071][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.788156][ T32] 9d60: 800b0013 ffffffff [ 1350.788927][ T32] r5:800b0013 r4:80239bd0 [ 1350.788956][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.789009][ T32] r4:82ac11e4 [ 1350.789028][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.789070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.789092][ T32] r4:e06b9dc0 [ 1350.789111][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.789152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.789173][ T32] r4:00000000 [ 1350.789192][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.789236][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 5 printk messages dropped ** [ 1350.789497][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1350.790089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.790640][ T32] r10:829187f4 r9:ecbedd84 r8:00000002 r7:60000113 r6:ecbedd8c r5:84924800 ** 2 printk messages dropped ** [ 1350.790719][ T32] r5:84924800 r4:829187f0 ** 1 printk messages dropped ** [ 1350.790777][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.791218][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.791702][ T32] r10:00000000 r9:85961880 r8:8027ed34 r7:ecbe1e60 r6:859ede80 r5:84924800 ** 10 printk messages dropped ** [ 1350.792520][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.792892][ T32] 9d60: 800b0013 ffffffff ** 7 printk messages dropped ** [ 1350.793306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1350.793713][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 8 printk messages dropped ** [ 1350.794040][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.794382][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.794659][ T32] r5:84923c00 r4:829187f0 [ 1350.794678][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.794717][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.794762][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf9e08 [ 1350.794788][ T32] r4:00000000 [ 1350.794809][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.794845][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.794879][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.794923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d280 [ 1350.794962][ T32] r4:00000000 [ 1350.794980][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.795023][ T32] r9:83018205 r8:84923c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1350.795044][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.795086][ T32] r5:00001000 r4:ecac1000 [ 1350.795106][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.795146][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.795186][ T32] r5:8586638c r4:85866000 [ 1350.795205][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.795247][ T32] r7:ddde2d40 r6:83018200 r5:8586638c r4:85961900 [ 1350.795267][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.795310][ T32] r10:61c88647 r9:84923c00 r8:8596192c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.795367][ T32] r4:85961900 [ 1350.795453][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.795546][ T32] r10:00000000 r9:85961900 r8:8027ed34 r7:ecbe1e60 r6:859edf00 r5:84923c00 [ 1350.795573][ T32] r4:00000001 [ 1350.795630][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.795667][ T32] Exception stack(0xecbf9fb0 to 0xecbf9ff8) [ 1350.795694][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.795742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.795773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.795802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.795823][ T32] r4:8593d1c0 [ 1350.796050][ T32] INFO: task kworker/1:600:6173 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.796084][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.796315][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.796479][ T32] Call trace: [ 1350.796581][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.796731][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.796761][ T32] r4:00000000 [ 1350.796782][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.796920][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.796954][ T32] 9d20: b1b88000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.797017][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.797058][ T32] 9d60: 800b0013 ffffffff [ 1350.797149][ T32] r5:800b0013 r4:80239bd0 [ 1350.797183][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.797252][ T32] r4:82ac11e4 [ 1350.797274][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.797322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.797345][ T32] r4:e06b9dc0 [ 1350.797363][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.797404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.797426][ T32] r4:00000000 [ 1350.797444][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.797488][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 2 printk messages dropped ** [ 1350.797672][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.834921][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.835266][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1350.835400][ T32] task:kworker/1:601 state:D stack:0 pid:6175 tgid:6175 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.835773][ T32] r5:84923000 r4:829187f0 ** 1 printk messages dropped ** [ 1350.835883][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1350.836283][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1350.836692][ T32] r10:61c88647 r9:84923000 r8:859619ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1350.836962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.837808][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1350.845462][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1350.845768][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1350.846134][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1350.846487][ T32] r4:00000001 [ 1350.846669][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.846715][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.846791][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.846823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.846849][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.846876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.846898][ T32] r4:847ccb40 [ 1350.846943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.846977][ T32] INFO: task kworker/1:602:6177 blocked for more than 477 seconds. [ 1350.847096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.847148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.847175][ T32] task:kworker/1:602 state:D stack:0 pid:6177 tgid:6177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.847312][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.847409][ T32] Call trace: [ 1350.847445][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.847492][ T32] r10:829187f4 r9:ecc15d84 r8:00000002 r7:60000013 r6:ecc15d8c r5:84925400 [ 1350.847514][ T32] r4:84925400 [ 1350.847532][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.847570][ T32] r5:84925400 r4:829187f0 [ 1350.847591][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.847679][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.847728][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc15e08 [ 1350.847751][ T32] r4:00000000 [ 1350.847770][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.847807][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.847842][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.847881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d540 [ 1350.847986][ T32] r4:00000000 [ 1350.848068][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.855216][ T32] r9:83018205 r8:84925400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1350.855306][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.855408][ T32] r5:00001000 r4:ecc07000 [ 1350.855435][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.855477][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.855568][ T32] r5:85866b8c r4:85866800 [ 1350.855593][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.855664][ T32] r7:ddde2d40 r6:83018200 r5:85866b8c r4:85961a00 [ 1350.855690][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.855738][ T32] r10:61c88647 r9:84925400 r8:85961a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.855760][ T32] r4:85961a00 [ 1350.855803][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.855865][ T32] r10:00000000 r9:85961a00 r8:8027ed34 r7:ecbe1e60 r6:85927000 r5:84925400 [ 1350.855900][ T32] r4:00000001 [ 1350.855990][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.856068][ T32] Exception stack(0xecc15fb0 to 0xecc15ff8) [ 1350.856125][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.856158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.856185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.856213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.856234][ T32] r4:8593d2c0 [ 1350.856816][ T32] INFO: task kworker/1:602:6177 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.856857][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.856926][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.856976][ T32] Call trace: [ 1350.857031][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.857086][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.857110][ T32] r4:00000000 [ 1350.857140][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.857183][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.857213][ T32] 9d20: b245a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.857240][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.857263][ T32] 9d60: 800b0013 ffffffff [ 1350.857367][ T32] r5:800b0013 r4:80239bd0 [ 1350.857423][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.857507][ T32] r4:82ac11e4 [ 1350.857530][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.857573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.857596][ T32] r4:e06b9dc0 [ 1350.857616][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1350.871361][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.871830][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1350.872101][ T32] INFO: task kworker/1:603:6178 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.872580][ T32] r4:85893000 ** 1 printk messages dropped ** [ 1350.872663][ T32] r5:85893000 r4:829187f0 ** 2 printk messages dropped ** [ 1350.872845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba9e08 ** 5 printk messages dropped ** [ 1350.873124][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.873373][ T32] r5:00001000 r4:ecc17000 ** 2 printk messages dropped ** [ 1350.873529][ T32] r5:85866f8c r4:85866c00 ** 1 printk messages dropped ** [ 1350.873597][ T32] r7:ddde2d40 r6:83018200 r5:85866f8c r4:85961a80 [ 1350.873617][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.873661][ T32] r10:61c88647 r9:85893000 r8:85961aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.873684][ T32] r4:85961a80 [ 1350.873742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.873791][ T32] r10:00000000 r9:85961a80 r8:8027ed34 r7:ecbe1e60 r6:85961b00 r5:85893000 [ 1350.873827][ T32] r4:00000001 [ 1350.873849][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.873923][ T32] Exception stack(0xecba9fb0 to 0xecba9ff8) [ 1350.873987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.874019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.874070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.874109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.874140][ T32] r4:8593d340 [ 1350.874577][ T32] INFO: task kworker/1:603:6178 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.874613][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.874684][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.874757][ T32] Call trace: [ 1350.874838][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.874887][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.874910][ T32] r4:00000000 [ 1350.874955][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.874995][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.875048][ T32] 9d20: b29f5000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.875080][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.875104][ T32] 9d60: 800b0013 ffffffff [ 1350.875126][ T32] r5:800b0013 r4:80239bd0 [ 1350.875147][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.875275][ T32] r4:82ac11e4 [ 1350.875343][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.875400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.875557][ T32] r4:e06b9dc0 [ 1350.875597][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.875642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.875664][ T32] r4:00000000 [ 1350.875683][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.875728][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.875749][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.875790][ T32] r5:00001000 r4:dfacd000 [ 1350.875824][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.875866][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.875907][ T32] r5:8501378c r4:85013400 [ 1350.875932][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.875978][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.875999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.876043][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.876065][ T32] r4:847da200 [ 1350.876128][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.876184][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.876206][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.876257][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 7 printk messages dropped ** [ 1350.876570][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.876974][ T32] r5:85893c00 r4:829187f0 [ 1350.876993][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.877105][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc21e08 ** 5 printk messages dropped ** [ 1350.877357][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.877715][ T32] r5:8586738c r4:85867000 ** 6 printk messages dropped ** [ 1350.877944][ T32] r10:00000000 r9:85961b80 r8:8027ed34 r7:ecbe1e60 r6:85961c00 r5:85893c00 ** 9 printk messages dropped ** [ 1350.899149][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.900039][ T32] r4:e06b9dc0 ** 7 printk messages dropped ** [ 1350.900288][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.900766][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 5 printk messages dropped ** [ 1350.900975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.901004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.901027][ T32] r4:847ccb40 [ 1350.901073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.901130][ T32] INFO: task kworker/1:605:6182 blocked for more than 477 seconds. [ 1350.901226][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.901266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.901386][ T32] task:kworker/1:605 state:D stack:0 pid:6182 tgid:6182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.901589][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.901643][ T32] Call trace: [ 1350.901736][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.901860][ T32] r10:829187f4 r9:ecc2dd84 r8:00000002 r7:60000113 r6:ecc2dd8c r5:85894800 [ 1350.901887][ T32] r4:85894800 [ 1350.901922][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.901972][ T32] r5:85894800 r4:829187f0 [ 1350.901994][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.902035][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.902102][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc2de08 [ 1350.902128][ T32] r4:00000000 [ 1350.902148][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.902199][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.902239][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.902302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593db00 [ 1350.902402][ T32] r4:00000000 [ 1350.902427][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.902474][ T32] r9:83018205 r8:85894800 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1350.902567][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.902613][ T32] r5:00001000 r4:dfb6b000 [ 1350.902657][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.902700][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.902758][ T32] r5:85867b8c r4:85867800 [ 1350.902802][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.902849][ T32] r7:ddde2d40 r6:83018200 r5:85867b8c r4:85961c80 [ 1350.902892][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.902963][ T32] r10:61c88647 r9:85894800 r8:85961cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.902987][ T32] r4:85961c80 [ 1350.903005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.903049][ T32] r10:00000000 r9:85961c80 r8:8027ed34 r7:ecbe1e60 r6:85961d00 r5:85894800 [ 1350.903071][ T32] r4:00000001 [ 1350.903089][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.903143][ T32] Exception stack(0xecc2dfb0 to 0xecc2dff8) [ 1350.903174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.903224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.903254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.903282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.903303][ T32] r4:8593d600 [ 1350.903681][ T32] INFO: task kworker/1:605:6182 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.903733][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.903806][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.903858][ T32] Call trace: [ 1350.903887][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.903939][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.903992][ T32] r4:00000000 [ 1350.904151][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.904194][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.904224][ T32] 9d20: b2f7d000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.904286][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.904327][ T32] 9d60: 800b0013 ffffffff [ 1350.904353][ T32] r5:800b0013 r4:80239bd0 [ 1350.904372][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.904412][ T32] r4:82ac11e4 [ 1350.904459][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.904505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.904529][ T32] r4:e06b9dc0 [ 1350.904547][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.904635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.904684][ T32] r4:00000000 [ 1350.904712][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.904787][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.904813][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.905222][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1350.905581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.906058][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.906240][ T32] r5:85896c00 r4:829187f0 [ 1350.906307][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.906717][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 ** 2 printk messages dropped ** [ 1350.906801][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.906836][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.906875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85971c80 [ 1350.906947][ T32] r4:00000000 [ 1350.907037][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.907087][ T32] r9:83018005 r8:85896c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1350.907138][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.907183][ T32] r5:00001000 r4:eb6b1000 [ 1350.907202][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.907239][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.907328][ T32] r5:85989b8c r4:85989800 [ 1350.907388][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.907447][ T32] r7:dddced40 r6:83018000 r5:85989b8c r4:85927080 [ 1350.907472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.907540][ T32] r10:61c88647 r9:85896c00 r8:859270ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.907567][ T32] r4:85927080 [ 1350.907586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.907708][ T32] r10:00000000 r9:85927080 r8:8027ed34 r7:ecb95e60 r6:85961d80 r5:85896c00 [ 1350.907807][ T32] r4:00000001 [ 1350.907829][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.907874][ T32] Exception stack(0xecb7dfb0 to 0xecb7dff8) [ 1350.907921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.907954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.908036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.908208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.928498][ T32] r4:85971980 [ 1350.928996][ T32] INFO: task kworker/0:916:6188 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.929053][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.929156][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.929268][ T32] Call trace: [ 1350.929307][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.929386][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.929415][ T32] r4:00000000 [ 1350.929436][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.929475][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.929505][ T32] 9d20: b31c3000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.929557][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.929585][ T32] 9d60: 800b0013 ffffffff [ 1350.929611][ T32] r5:800b0013 r4:80239bd0 [ 1350.929631][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.929673][ T32] r4:82ac11e4 [ 1350.929693][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.929734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.929768][ T32] r4:e06b9dc0 [ 1350.929815][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.929861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.929908][ T32] r4:00000000 [ 1350.929959][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1350.930075][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1350.930312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.930603][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.930811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.931150][ T32] task:kworker/1:606 state:D stack:0 pid:6190 tgid:6190 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.931561][ T32] r5:85895400 r4:829187f0 [ 1350.931652][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.931878][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1350.932212][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.932690][ T32] r10:00000000 r9:85961e00 r8:8027ed34 r7:ecc2de60 r6:85961e80 r5:85895400 ** 10 printk messages dropped ** [ 1350.933335][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.933676][ T32] r5:800b0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1350.933996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1350.934496][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 5 printk messages dropped ** [ 1350.934814][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.935216][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1350.935365][ T32] task:kworker/1:607 state:D stack:0 pid:6191 tgid:6191 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.935729][ T32] r5:85891800 r4:829187f0 [ 1350.935750][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.935855][ T32] r4:00000000 [ 1350.935876][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.936055][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.936110][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.936154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859260c0 [ 1350.936203][ T32] r4:00000000 [ 1350.936230][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.936275][ T32] r9:83018205 r8:85891800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1350.936348][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.936408][ T32] r5:00001000 r4:eb81b000 [ 1350.936432][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.936512][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.936560][ T32] r5:85989f8c r4:85989c00 [ 1350.936582][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.936626][ T32] r7:ddde2d40 r6:83018200 r5:85989f8c r4:85961f00 [ 1350.936648][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.936765][ T32] r10:61c88647 r9:85891800 r8:85961f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.936795][ T32] r4:85961f00 [ 1350.936817][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.936861][ T32] r10:00000000 r9:85961f00 r8:8027ed34 r7:ecc3de60 r6:85961f80 r5:85891800 [ 1350.936886][ T32] r4:00000001 [ 1350.936906][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.936951][ T32] Exception stack(0xecc41fb0 to 0xecc41ff8) [ 1350.936982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.937010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.937038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.937068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.937114][ T32] r4:8593d900 [ 1350.937343][ T32] INFO: task kworker/1:607:6191 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.937393][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.937488][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.937597][ T32] Call trace: [ 1350.937643][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.937721][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1350.937751][ T32] r4:00000000 [ 1350.937798][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.937894][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1350.937940][ T32] 9d20: b31c3000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1350.937971][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1350.938022][ T32] 9d60: 800b0013 ffffffff [ 1350.938075][ T32] r5:800b0013 r4:80239bd0 [ 1350.938154][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.961580][ T32] r4:82ac11e4 [ 1350.961652][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.961722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.961749][ T32] r4:e06b9dc0 [ 1350.961816][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.961867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.961982][ T32] r4:00000000 [ 1350.962034][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.962113][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.962140][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.962214][ T32] r5:00001000 r4:dfacd000 [ 1350.962266][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.962375][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.962433][ T32] r5:8501378c r4:85013400 [ 1350.962455][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.962514][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.962540][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.962587][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.962612][ T32] r4:847da200 [ 1350.962633][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.962678][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.962701][ T32] r4:00000001 [ 1350.962721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.962758][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.962789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.962846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.962887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.962961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.962991][ T32] r4:847ccb40 [ 1350.963021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.963054][ T32] INFO: task kworker/0:917:6192 blocked for more than 477 seconds. [ 1350.963088][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.963138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.963168][ T32] task:kworker/0:917 state:D stack:0 pid:6192 tgid:6192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.963303][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.963587][ T32] r5:85898000 r4:829187f0 [ 1350.963608][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.963648][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.963698][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc45e08 ** 2 printk messages dropped ** [ 1350.963813][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.964169][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1350.964576][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.965344][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.965771][ T32] 9d60: 800b0013 ffffffff ** 4 printk messages dropped ** [ 1350.965940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1350.965962][ T32] r4:e06b9dc0 [ 1350.965981][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.966033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1350.966059][ T32] r4:00000000 [ 1350.966077][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.966123][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.966194][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.966239][ T32] r5:00001000 r4:dfacd000 [ 1350.966259][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.966297][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.966347][ T32] r5:8501378c r4:85013400 [ 1350.966370][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.966416][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.966454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.966504][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.966550][ T32] r4:847da200 [ 1350.966594][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.966671][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.966697][ T32] r4:00000001 [ 1350.966716][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.966779][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.966809][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.966836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.966862][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.966891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.966917][ T32] r4:847ccb40 [ 1350.966959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.966998][ T32] INFO: task kworker/0:918:6193 blocked for more than 477 seconds. [ 1350.967031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.967113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.967139][ T32] task:kworker/0:918 state:D stack:0 pid:6193 tgid:6193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.967227][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.967267][ T32] Call trace: [ 1350.967337][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.967382][ T32] r10:829187f4 r9:ec8d5d84 r8:00000002 r7:60000013 r6:ec8d5d8c r5:85898c00 [ 1350.967405][ T32] r4:85898c00 [ 1350.967425][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.967488][ T32] r5:85898c00 r4:829187f0 [ 1350.967511][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.967550][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.967599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 [ 1350.967649][ T32] r4:00000000 [ 1350.967741][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.967831][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.967873][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.967922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85926380 [ 1350.967962][ T32] r4:00000000 [ 1350.967985][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.968028][ T32] r9:83018005 r8:85898c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1350.968049][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.968089][ T32] r5:00001000 r4:eb91f000 [ 1350.985860][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.986018][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.986081][ T32] r5:8598a38c r4:8598a000 [ 1350.986134][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.986196][ T32] r7:dddced40 r6:83018000 r5:8598a38c r4:85927180 [ 1350.986218][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.986264][ T32] r10:61c88647 r9:85898c00 r8:859271ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.986286][ T32] r4:85927180 [ 1350.986307][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.986351][ T32] r10:00000000 r9:85927180 r8:8027ed34 r7:ecc45e60 r6:8592b080 r5:85898c00 [ 1350.986372][ T32] r4:00000001 [ 1350.986392][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.986440][ T32] Exception stack(0xec8d5fb0 to 0xec8d5ff8) [ 1350.986473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.986501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.986537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.986617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.986642][ T32] r4:85926040 [ 1350.987130][ T32] INFO: task kworker/0:918:6193 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1350.987194][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.987302][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.987473][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 5 printk messages dropped ** [ 1350.987673][ T32] 9d60: 800b0013 ffffffff ** 2 printk messages dropped ** [ 1350.987756][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1350.987841][ T32] r4:e06b9dc0 ** 1 printk messages dropped ** [ 1350.987902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 2 printk messages dropped ** [ 1350.988055][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1350.988106][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.994483][ T32] r5:00001000 r4:dfacd000 [ 1350.994521][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.994578][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.994645][ T32] r5:8501378c r4:85013400 [ 1350.994695][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.994748][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1350.994769][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.994815][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.994837][ T32] r4:847da200 [ 1350.994870][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.994924][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1350.994976][ T32] r4:00000001 [ 1350.995054][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.995096][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1350.995125][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.995153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.995181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.995211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.995233][ T32] r4:847ccb40 [ 1350.995255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.995290][ T32] INFO: task kworker/1:608:6194 blocked for more than 477 seconds. [ 1350.995325][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.995350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.995371][ T32] task:kworker/1:608 state:D stack:0 pid:6194 tgid:6194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.995423][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.995520][ T32] Call trace: [ 1350.995570][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.995623][ T32] r10:829187f4 r9:ecc49d84 r8:00000002 r7:60000113 r6:ecc49d8c r5:85899800 [ 1350.995647][ T32] r4:85899800 [ 1350.995666][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.995704][ T32] r5:85899800 r4:829187f0 [ 1350.995724][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.995772][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.995818][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc49e08 [ 1350.995839][ T32] r4:00000000 [ 1350.995858][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.995929][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1350.995997][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1350.996044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85924c40 [ 1350.996067][ T32] r4:00000000 [ 1350.996087][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1350.996133][ T32] r9:83018205 r8:85899800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1350.996154][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.996218][ T32] r5:00001000 r4:eccbd000 [ 1350.996316][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1350.996358][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.996456][ T32] r5:85a24f8c r4:85a24c00 [ 1350.996479][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.996523][ T32] r7:ddde2d40 r6:83018200 r5:85a24f8c r4:8592b100 [ 1350.996544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.996586][ T32] r10:61c88647 r9:85899800 r8:8592b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.996608][ T32] r4:8592b100 [ 1350.996629][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.996703][ T32] r10:00000000 r9:8592b100 r8:8027ed34 r7:ecc3de60 r6:8592b180 r5:85899800 [ 1350.996747][ T32] r4:00000001 [ 1350.996778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.996816][ T32] Exception stack(0xecc49fb0 to 0xecc49ff8) [ 1350.996841][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.996884][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.996919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.996948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.996969][ T32] r4:8593df80 ** 1 printk messages dropped ** [ 1350.997458][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1350.997882][ T32] 9d20: b3ad9000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1351.010530][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1351.010730][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1351.011174][ T32] r4:847da200 ** 1 printk messages dropped ** [ 1351.011268][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.011339][ T32] r4:00000001 [ 1351.011363][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.011399][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.011428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.011457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.011483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.011534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.011562][ T32] r4:847ccb40 [ 1351.011585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.011650][ T32] INFO: task kworker/0:919:6198 blocked for more than 477 seconds. [ 1351.011689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.011755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.011781][ T32] task:kworker/0:919 state:D stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.011837][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.011898][ T32] Call trace: [ 1351.011951][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.012098][ T32] r10:829187f4 r9:ecc51d84 r8:00000002 r7:60000013 r6:ecc51d8c r5:8589b000 [ 1351.012126][ T32] r4:8589b000 [ 1351.012146][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.012211][ T32] r5:8589b000 r4:829187f0 [ 1351.012268][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.012327][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.012377][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [ 1351.012399][ T32] r4:00000000 [ 1351.012419][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.012456][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.012492][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.012532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85926680 [ 1351.012553][ T32] r4:00000000 [ 1351.012669][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.012716][ T32] r9:83018005 r8:8589b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1351.012751][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.012821][ T32] r5:00001000 r4:eba6b000 [ 1351.012845][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.012884][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.012935][ T32] r5:8598ab8c r4:8598a800 [ 1351.012958][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.013002][ T32] r7:dddced40 r6:83018000 r5:8598ab8c r4:85927200 [ 1351.013022][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.013065][ T32] r10:61c88647 r9:8589b000 r8:8592722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.013087][ T32] r4:85927200 [ 1351.013105][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.013182][ T32] r10:00000000 r9:85927200 r8:8027ed34 r7:ecc45e60 r6:8592b200 r5:8589b000 [ 1351.013219][ T32] r4:00000001 [ 1351.013241][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.013299][ T32] Exception stack(0xecc51fb0 to 0xecc51ff8) [ 1351.013338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.013369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.013407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.013438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.013483][ T32] r4:859262c0 [ 1351.013937][ T32] INFO: task kworker/0:919:6198 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.013972][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.014052][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.014102][ T32] Call trace: [ 1351.014132][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.014179][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.014202][ T32] r4:00000000 [ 1351.014222][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.014306][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.014469][ T32] 9d20: b3ed0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.014501][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.014632][ T32] 9d60: 800b0013 ffffffff [ 1351.014659][ T32] r5:800b0013 r4:80239bd0 [ 1351.014679][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1351.014841][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1351.014985][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.015084][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1351.015349][ T32] r5:8501378c r4:85013400 ** 3 printk messages dropped ** [ 1351.015522][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1351.015711][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.015865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.016111][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1351.016199][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.016443][ T32] r5:8589bc00 r4:829187f0 [ 1351.016463][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.016500][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.016564][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.016671][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.017026][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.017184][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.017439][ T32] r10:00000000 r9:85927280 r8:8027ed34 r7:ecc51e60 r6:8592b280 r5:8589bc00 ** 5 printk messages dropped ** [ 1351.017704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.017731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.017810][ T32] r4:859262c0 [ 1351.018157][ T32] INFO: task kworker/0:920:6199 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.040764][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.040857][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.040924][ T32] Call trace: [ 1351.040992][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.041061][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.041094][ T32] r4:00000000 [ 1351.041128][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.041168][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.041198][ T32] 9d20: b447d000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.041226][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.041323][ T32] 9d60: 800b0013 ffffffff [ 1351.041408][ T32] r5:800b0013 r4:80239bd0 [ 1351.041432][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.041522][ T32] r4:82ac11e4 [ 1351.041548][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.041597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.041619][ T32] r4:e06b9dc0 [ 1351.041639][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.041708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.041734][ T32] r4:00000000 [ 1351.041754][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.041817][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.041841][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.041882][ T32] r5:00001000 r4:dfacd000 [ 1351.041902][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.041966][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.042013][ T32] r5:8501378c r4:85013400 [ 1351.042033][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.042077][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.042097][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.042156][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.042193][ T32] r4:847da200 [ 1351.042236][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.042301][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.042328][ T32] r4:00000001 [ 1351.042372][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.042410][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.042437][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.042467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.042517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.042575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.042600][ T32] r4:847ccb40 [ 1351.042623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.042653][ T32] INFO: task kworker/0:921:6201 blocked for more than 477 seconds. [ 1351.042687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.042801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.042827][ T32] task:kworker/0:921 state:D stack:0 pid:6201 tgid:6201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.042871][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.042966][ T32] Call trace: [ 1351.043002][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.043049][ T32] r10:829187f4 r9:ecc4dd84 r8:00000002 r7:60000113 r6:ecc4dd8c r5:84926000 [ 1351.043073][ T32] r4:84926000 [ 1351.043093][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.043168][ T32] r5:84926000 r4:829187f0 [ 1351.043245][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.043336][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.043443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 [ 1351.043469][ T32] r4:00000000 [ 1351.043536][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.043578][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.043615][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.043657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85926740 [ 1351.043680][ T32] r4:00000000 [ 1351.043772][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.043850][ T32] r9:83018005 r8:84926000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1351.043947][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.044040][ T32] r5:00001000 r4:ebad5000 [ 1351.044065][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.044116][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.044211][ T32] r5:8598af8c r4:8598ac00 [ 1351.044234][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.044278][ T32] r7:dddced40 r6:83018000 r5:8598af8c r4:85927300 [ 1351.044299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.044344][ T32] r10:61c88647 r9:84926000 r8:8592732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.044366][ T32] r4:85927300 [ 1351.044384][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.044426][ T32] r10:00000000 r9:85927300 r8:8027ed34 r7:ecc55e60 r6:85927380 r5:84926000 [ 1351.044448][ T32] r4:00000001 [ 1351.044465][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.044498][ T32] Exception stack(0xecc4dfb0 to 0xecc4dff8) [ 1351.044523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.044550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.044576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.044605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.044676][ T32] r4:85926500 [ 1351.045153][ T32] INFO: task kworker/0:921:6201 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.045213][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.045274][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.045318][ T32] Call trace: [ 1351.045372][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.045423][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.045446][ T32] r4:00000000 [ 1351.045466][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.045503][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.045548][ T32] 9d20: b447d000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.045581][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.045605][ T32] 9d60: 800b0013 ffffffff [ 1351.045628][ T32] r5:800b0013 r4:80239bd0 [ 1351.045652][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.045692][ T32] r4:82ac11e4 [ 1351.045711][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.045765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.045792][ T32] r4:e06b9dc0 [ 1351.045838][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.045883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.045909][ T32] r4:00000000 [ 1351.045936][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.045982][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.046003][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.046044][ T32] r5:00001000 r4:dfacd000 [ 1351.046112][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.046179][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.046224][ T32] r5:8501378c r4:85013400 [ 1351.046269][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.046342][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.046366][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.046436][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.046468][ T32] r4:847da200 [ 1351.046488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.046533][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.046555][ T32] r4:00000001 [ 1351.046622][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.046661][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.046689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.046717][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.046742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.046797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.046822][ T32] r4:847ccb40 [ 1351.046869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.046919][ T32] INFO: task kworker/0:922:6205 blocked for more than 477 seconds. [ 1351.046975][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.047034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.047083][ T32] task:kworker/0:922 state:D stack:0 pid:6205 tgid:6205 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.047643][ T32] r5:84926c00 r4:829187f0 [ 1351.047686][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.047873][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1351.071169][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1351.071539][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1351.072370][ T32] Call trace: ** 8 printk messages dropped ** [ 1351.072869][ T32] r5:800b0013 r4:80239bd0 ** 5 printk messages dropped ** [ 1351.073074][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1351.073517][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1351.073983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1351.074612][ T32] r5:85896000 r4:829187f0 ** 1 printk messages dropped ** [ 1351.074694][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.074968][ T32] r4:00000000 [ 1351.074989][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.075032][ T32] r9:83018005 r8:85896000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1351.075054][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.075093][ T32] r5:00001000 r4:ec67d000 [ 1351.075113][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.075150][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.075191][ T32] r5:8598bb8c r4:8598b800 [ 1351.075234][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.075315][ T32] r7:dddced40 r6:83018000 r5:8598bb8c r4:85927500 [ 1351.075349][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.075398][ T32] r10:61c88647 r9:85896000 r8:8592752c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.075420][ T32] r4:85927500 [ 1351.075439][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.075528][ T32] r10:00000000 r9:85927500 r8:8027ed34 r7:ecc55e60 r6:85927580 r5:85896000 [ 1351.075560][ T32] r4:00000001 [ 1351.075581][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.075619][ T32] Exception stack(0xecc5dfb0 to 0xecc5dff8) [ 1351.075680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.075711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.075738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.075765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.075786][ T32] r4:859267c0 [ 1351.076037][ T32] INFO: task kworker/0:923:6206 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.076069][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.076124][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.076255][ T32] Call trace: [ 1351.076305][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.076401][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.076452][ T32] r4:00000000 [ 1351.076474][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.076525][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.076559][ T32] 9d20: b4896000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.076588][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.076611][ T32] 9d60: 800b0013 ffffffff [ 1351.076656][ T32] r5:800b0013 r4:80239bd0 [ 1351.076680][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.076777][ T32] r4:82ac11e4 [ 1351.076848][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.076893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.076920][ T32] r4:e06b9dc0 [ 1351.076941][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.076981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.077002][ T32] r4:00000000 [ 1351.077020][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.077064][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.077085][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.077126][ T32] r5:00001000 r4:dfacd000 [ 1351.077176][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.077221][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.077261][ T32] r5:8501378c r4:85013400 [ 1351.077280][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.077323][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.077342][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.077386][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.077408][ T32] r4:847da200 [ 1351.077444][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.077493][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.077515][ T32] r4:00000001 [ 1351.077580][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.077619][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.077645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.077674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.077722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.077787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.077812][ T32] r4:847ccb40 [ 1351.077832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.077856][ T32] INFO: task kworker/0:924:6207 blocked for more than 477 seconds. [ 1351.077883][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.077905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.077931][ T32] task:kworker/0:924 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.077997][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.078064][ T32] Call trace: [ 1351.078144][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.098812][ T32] r10:829187f4 r9:ecc39d84 r8:00000002 r7:60000113 r6:ecc39d8c r5:859bbc00 [ 1351.098905][ T32] r4:859bbc00 [ 1351.098999][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.099112][ T32] r5:859bbc00 r4:829187f0 [ 1351.099154][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.099273][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.099384][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 [ 1351.099431][ T32] r4:00000000 [ 1351.099470][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.099554][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.099651][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.099741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85926d00 [ 1351.099802][ T32] r4:00000000 [ 1351.099850][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.099955][ T32] r9:83018005 r8:859bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1351.100007][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.100109][ T32] r5:00001000 r4:ec6a5000 [ 1351.100158][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.100246][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.100333][ T32] r5:8598bf8c r4:8598bc00 ** 2 printk messages dropped ** [ 1351.100553][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.101214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.102204][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1351.102718][ T32] 9d20: b4c7c000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1351.102972][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.103111][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1351.103195][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.103296][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.103419][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.103495][ T32] r5:8501378c r4:85013400 [ 1351.103565][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.103620][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.103643][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.103688][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.103710][ T32] r4:847da200 [ 1351.103729][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.103773][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.103801][ T32] r4:00000001 [ 1351.103834][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.103884][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.103965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.103997][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.104023][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.104051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.104072][ T32] r4:847ccb40 [ 1351.104092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.104121][ T32] INFO: task kworker/0:925:6210 blocked for more than 477 seconds. [ 1351.104154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.104180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.104202][ T32] task:kworker/0:925 state:D stack:0 pid:6210 tgid:6210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.104325][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.104600][ T32] Call trace: [ 1351.104678][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.104800][ T32] r10:829187f4 r9:ecc65d84 r8:00000002 r7:60000113 r6:ecc65d8c r5:84ae0000 [ 1351.104836][ T32] r4:84ae0000 [ 1351.104859][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.104901][ T32] r5:84ae0000 r4:829187f0 [ 1351.104929][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.104969][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.105013][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 [ 1351.105066][ T32] r4:00000000 [ 1351.105112][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.105155][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.105190][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.105230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85926e40 [ 1351.105274][ T32] r4:00000000 [ 1351.105297][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.105340][ T32] r9:83018005 r8:84ae0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1351.105362][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.105427][ T32] r5:00001000 r4:ec6df000 [ 1351.105464][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.105505][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.105546][ T32] r5:8597f38c r4:8597f000 [ 1351.105564][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.105607][ T32] r7:dddced40 r6:83018000 r5:8597f38c r4:85927700 [ 1351.105626][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.105672][ T32] r10:61c88647 r9:84ae0000 r8:8592772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.105694][ T32] r4:85927700 [ 1351.105754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.105800][ T32] r10:00000000 r9:85927700 r8:8027ed34 r7:ecc39e60 r6:85927780 r5:84ae0000 ** 4 printk messages dropped ** [ 1351.106022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.106529][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.106984][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 2 printk messages dropped ** [ 1351.107186][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1351.107526][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1351.107848][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1351.129221][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 2 printk messages dropped ** [ 1351.129388][ T32] r4:847da200 ** 2 printk messages dropped ** [ 1351.129523][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.129831][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.130617][ T32] r10:829187f4 r9:ecc75d84 r8:00000002 r7:60000013 r6:ecc75d8c r5:8589d400 ** 2 printk messages dropped ** [ 1351.130845][ T32] r5:8589d400 r4:829187f0 ** 5 printk messages dropped ** [ 1351.131299][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1351.131810][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1351.132107][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1351.132492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.132534][ T32] r4:85926a80 [ 1351.133231][ T32] INFO: task kworker/0:926:6212 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.133275][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.133394][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.133479][ T32] Call trace: [ 1351.133514][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.133585][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.133613][ T32] r4:00000000 [ 1351.133634][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.133715][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.133777][ T32] 9d20: b4f4b000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.133832][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.133883][ T32] 9d60: 800b0013 ffffffff [ 1351.133962][ T32] r5:800b0013 r4:80239bd0 [ 1351.134012][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.134090][ T32] r4:82ac11e4 [ 1351.134131][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.134263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.134320][ T32] r4:e06b9dc0 [ 1351.134363][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.134449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.134518][ T32] r4:00000000 [ 1351.134577][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.134673][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.134735][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.134825][ T32] r5:00001000 r4:dfacd000 [ 1351.134869][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.134980][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.135080][ T32] r5:8501378c r4:85013400 [ 1351.135125][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.135188][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.135229][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.135328][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.135376][ T32] r4:847da200 [ 1351.135417][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.135509][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.135576][ T32] r4:00000001 [ 1351.135626][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.135701][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.135746][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.135787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.135821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.135849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.135871][ T32] r4:847ccb40 ** 2 printk messages dropped ** [ 1351.135985][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1351.136744][ T32] r5:8589c800 r4:829187f0 [ 1351.136795][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.137031][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.137610][ T32] r9:83018005 r8:8589c800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1351.158959][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.159505][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.160717][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.161561][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1351.161982][ T32] r4:e06b9dc0 [ 1351.162032][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.162442][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.163112][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.163140][ T32] r4:847da200 [ 1351.163212][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.163286][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.163364][ T32] r4:00000001 [ 1351.163411][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.163483][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.163519][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.163547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.163597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.163657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.163686][ T32] r4:847ccb40 [ 1351.163759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.163818][ T32] INFO: task kworker/0:928:6215 blocked for more than 477 seconds. [ 1351.163900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.163937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.163960][ T32] task:kworker/0:928 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.164009][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.164079][ T32] Call trace: [ 1351.164110][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.164156][ T32] r10:829187f4 r9:ecc6dd84 r8:00000002 r7:60000113 r6:ecc6dd8c r5:84ae0c00 [ 1351.164202][ T32] r4:84ae0c00 [ 1351.164227][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.164284][ T32] r5:84ae0c00 r4:829187f0 [ 1351.164326][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.164372][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.164417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc6de08 [ 1351.164472][ T32] r4:00000000 [ 1351.164497][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.164535][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.164573][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.164629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594f480 [ 1351.164681][ T32] r4:00000000 [ 1351.164714][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.164764][ T32] r9:83018005 r8:84ae0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1351.164820][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.164865][ T32] r5:00001000 r4:ec73f000 [ 1351.164952][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.164995][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.165071][ T32] r5:8599c78c r4:8599c400 [ 1351.165120][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.165167][ T32] r7:dddced40 r6:83018000 r5:8599c78c r4:85927900 [ 1351.165234][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.165289][ T32] r10:61c88647 r9:84ae0c00 r8:8592792c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.165336][ T32] r4:85927900 [ 1351.165365][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.165412][ T32] r10:00000000 r9:85927900 r8:8027ed34 r7:ecc7de60 r6:85927980 r5:84ae0c00 [ 1351.165436][ T32] r4:00000001 [ 1351.165455][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.165495][ T32] Exception stack(0xecc6dfb0 to 0xecc6dff8) [ 1351.165548][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.165586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.165635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.165701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.165749][ T32] r4:85926dc0 [ 1351.166288][ T32] INFO: task kworker/0:928:6215 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.166368][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.166549][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.166648][ T32] Call trace: [ 1351.166760][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.166871][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.166980][ T32] r4:00000000 [ 1351.167045][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.167134][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.167166][ T32] 9d20: b513b000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.167193][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.167216][ T32] 9d60: 800b0013 ffffffff [ 1351.167239][ T32] r5:800b0013 r4:80239bd0 [ 1351.167259][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.167300][ T32] r4:82ac11e4 [ 1351.167355][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.167414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.167451][ T32] r4:e06b9dc0 [ 1351.167474][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.167515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.167561][ T32] r4:00000000 [ 1351.167583][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.167630][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.167736][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.167783][ T32] r5:00001000 r4:dfacd000 [ 1351.167802][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.167870][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.194804][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1351.195121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1351.195682][ T32] r10:829187f4 r9:ecc69d84 r8:00000002 r7:60000113 r6:ecc69d8c r5:84ae2400 ** 2 printk messages dropped ** [ 1351.195881][ T32] r5:84ae2400 r4:829187f0 ** 3 printk messages dropped ** [ 1351.196037][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.196249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593c3c0 ** 11 printk messages dropped ** [ 1351.196854][ T32] r10:61c88647 r9:84ae2400 r8:85927a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1351.197120][ T32] Exception stack(0xecc69fb0 to 0xecc69ff8) [ 1351.197146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.197175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.197201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.197230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.197251][ T32] r4:8593c100 [ 1351.197744][ T32] INFO: task kworker/0:929:6217 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.197852][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.197913][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.198035][ T32] Call trace: [ 1351.198066][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.208813][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.208896][ T32] r4:00000000 [ 1351.208960][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.209062][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.209137][ T32] 9d20: b5471000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.209203][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.209259][ T32] 9d60: 800b0013 ffffffff [ 1351.209305][ T32] r5:800b0013 r4:80239bd0 [ 1351.209347][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.209434][ T32] r4:82ac11e4 [ 1351.209482][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.209564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.209609][ T32] r4:e06b9dc0 [ 1351.209650][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.209758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.209809][ T32] r4:00000000 [ 1351.209850][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.209977][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.210060][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.210110][ T32] r5:00001000 r4:dfacd000 [ 1351.210158][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.210220][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.210318][ T32] r5:8501378c r4:85013400 [ 1351.210349][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.210451][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.210509][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.210636][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.210692][ T32] r4:847da200 [ 1351.210734][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.210827][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.210888][ T32] r4:00000001 [ 1351.210988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.211066][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.211119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.211215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.211287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.211351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.211395][ T32] r4:847ccb40 [ 1351.211439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.211531][ T32] INFO: task kworker/0:930:6221 blocked for more than 477 seconds. [ 1351.211607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.211663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.211712][ T32] task:kworker/0:930 state:D stack:0 pid:6221 tgid:6221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.211848][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.211952][ T32] Call trace: [ 1351.212024][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1351.212339][ T32] r5:84ae3c00 r4:829187f0 [ 1351.212384][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.212470][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.212610][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.213190][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1351.213819][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1351.215110][ T32] 9d20: b5471000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1351.215388][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1351.216099][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1351.216952][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1351.217224][ T32] task:kworker/1:609 state:D stack:0 pid:6222 tgid:6222 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.217766][ T32] r5:84ae4800 r4:829187f0 ** 1 printk messages dropped ** [ 1351.217934][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.218026][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 [ 1351.218075][ T32] r4:00000000 [ 1351.218100][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.239473][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.239576][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.239641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85924f40 [ 1351.239671][ T32] r4:00000000 [ 1351.239693][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.239740][ T32] r9:83018205 r8:84ae4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.239762][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.239854][ T32] r5:00001000 r4:ec90f000 [ 1351.239879][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.239919][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.239961][ T32] r5:85a2478c r4:85a24400 [ 1351.239980][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.240026][ T32] r7:ddde2d40 r6:83018200 r5:85a2478c r4:8592b400 [ 1351.240082][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.240158][ T32] r10:61c88647 r9:84ae4800 r8:8592b42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.240188][ T32] r4:8592b400 [ 1351.240257][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.240365][ T32] r10:00000000 r9:8592b400 r8:8027ed34 r7:ecc49e60 r6:85927c00 r5:84ae4800 [ 1351.240396][ T32] r4:00000001 [ 1351.240418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.240456][ T32] Exception stack(0xecc89fb0 to 0xecc89ff8) [ 1351.240534][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.240567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.240725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.240758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.240780][ T32] r4:85924a40 [ 1351.241263][ T32] INFO: task kworker/1:609:6222 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.241327][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.241400][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.241450][ T32] Call trace: [ 1351.241507][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.241569][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.241627][ T32] r4:00000000 [ 1351.241652][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.241795][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.241829][ T32] 9d20: b5784000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.241858][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.241880][ T32] 9d60: 800b0013 ffffffff [ 1351.241904][ T32] r5:800b0013 r4:80239bd0 [ 1351.241923][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.241964][ T32] r4:82ac11e4 [ 1351.242008][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.242055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.242077][ T32] r4:e06b9dc0 [ 1351.242096][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.242166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 7 printk messages dropped ** [ 1351.242500][ T32] r5:8501378c r4:85013400 ** 7 printk messages dropped ** [ 1351.242815][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.243028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1351.243774][ T32] r5:84ae3000 r4:829187f0 [ 1351.243794][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.243878][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 ** 8 printk messages dropped ** [ 1351.244215][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.244639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.244814][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.244918][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.245159][ T32] r4:8593c500 ** 2 printk messages dropped ** [ 1351.245786][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.246362][ T32] 9d20: b5784000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1351.246958][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1351.247413][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 17 printk messages dropped ** [ 1351.275322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.275350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.275380][ T32] r4:847ccb40 [ 1351.275418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.275452][ T32] INFO: task kworker/0:932:6225 blocked for more than 477 seconds. [ 1351.275506][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.275557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.275581][ T32] task:kworker/0:932 state:D stack:0 pid:6225 tgid:6225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.275638][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.275694][ T32] Call trace: [ 1351.275751][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.275839][ T32] r10:829187f4 r9:ecc79d84 r8:00000002 r7:60000113 r6:ecc79d8c r5:84ae5400 [ 1351.275873][ T32] r4:84ae5400 [ 1351.275900][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.275973][ T32] r5:84ae5400 r4:829187f0 [ 1351.276049][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.276094][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.276163][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 [ 1351.276214][ T32] r4:00000000 [ 1351.276389][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.276432][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.276473][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.276516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593c800 [ 1351.276567][ T32] r4:00000000 [ 1351.276615][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.276761][ T32] r9:83018005 r8:84ae5400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1351.276819][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.276910][ T32] r5:00001000 r4:ec8bd000 [ 1351.276956][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.277046][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.277131][ T32] r5:8599d78c r4:8599d400 [ 1351.277188][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.277278][ T32] r7:dddced40 r6:83018000 r5:8599d78c r4:85927d80 [ 1351.277321][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.277411][ T32] r10:61c88647 r9:84ae5400 r8:85927dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.277479][ T32] r4:85927d80 [ 1351.277525][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.277619][ T32] r10:00000000 r9:85927d80 r8:8027ed34 r7:ecc85e60 r6:85927e00 r5:84ae5400 [ 1351.277681][ T32] r4:00000001 [ 1351.277726][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.277795][ T32] Exception stack(0xecc79fb0 to 0xecc79ff8) [ 1351.277856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.277918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.277972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.278041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.290487][ T32] r4:8593c740 [ 1351.291080][ T32] INFO: task kworker/0:932:6225 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.291129][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.291351][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.291524][ T32] Call trace: [ 1351.291610][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.291671][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.291695][ T32] r4:00000000 [ 1351.291738][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.291861][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.291912][ T32] 9d20: b5ea6000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.291978][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.292005][ T32] 9d60: 800b0013 ffffffff [ 1351.292053][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1351.292428][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1351.292632][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 11 printk messages dropped ** [ 1351.293212][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1351.293651][ T32] INFO: task kworker/0:933:6227 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.294159][ T32] r5:84ae6000 r4:829187f0 [ 1351.294208][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.294252][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.294322][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 [ 1351.294356][ T32] r4:00000000 [ 1351.294428][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.294484][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.294525][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.294565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593c740 [ 1351.294587][ T32] r4:00000000 [ 1351.294620][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.294666][ T32] r9:83018005 r8:84ae6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1351.294687][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.294727][ T32] r5:00001000 r4:ec8e9000 [ 1351.294746][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.294830][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.294899][ T32] r5:8599db8c r4:8599d800 [ 1351.294921][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.294986][ T32] r7:dddced40 r6:83018000 r5:8599db8c r4:85927e80 [ 1351.295007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.295067][ T32] r10:61c88647 r9:84ae6000 r8:85927eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.295100][ T32] r4:85927e80 [ 1351.295119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.295165][ T32] r10:00000000 r9:85927e80 r8:8027ed34 r7:ecc85e60 r6:85927f00 r5:84ae6000 [ 1351.295189][ T32] r4:00000001 [ 1351.295208][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.295241][ T32] Exception stack(0xecc91fb0 to 0xecc91ff8) [ 1351.295266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.295307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.295337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.295366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.295399][ T32] r4:8593c740 [ 1351.295678][ T32] INFO: task kworker/0:933:6227 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.295714][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.295783][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.295840][ T32] Call trace: [ 1351.296012][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.296107][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.296151][ T32] r4:00000000 [ 1351.296223][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.296291][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.296326][ T32] 9d20: b5ea6000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.296357][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.296380][ T32] 9d60: 800b0013 ffffffff [ 1351.296402][ T32] r5:800b0013 r4:80239bd0 [ 1351.296421][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.296509][ T32] r4:82ac11e4 [ 1351.296532][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.296574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.296596][ T32] r4:e06b9dc0 [ 1351.296663][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.296734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.296772][ T32] r4:00000000 [ 1351.296794][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.296841][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.296862][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.296903][ T32] r5:00001000 r4:dfacd000 [ 1351.296970][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.297012][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.297054][ T32] r5:8501378c r4:85013400 [ 1351.297147][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.297207][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.297249][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.297323][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.297349][ T32] r4:847da200 [ 1351.297397][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.297446][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.297468][ T32] r4:00000001 [ 1351.297510][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.297574][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.297604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.297634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.297659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.297687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.297708][ T32] r4:847ccb40 [ 1351.297728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.297751][ T32] INFO: task kworker/0:934:6229 blocked for more than 477 seconds. [ 1351.297780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.297803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.297899][ T32] task:kworker/0:934 state:D stack:0 pid:6229 tgid:6229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.297998][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.298066][ T32] Call trace: [ 1351.298150][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.318966][ T32] r10:829187f4 r9:ecc8dd84 r8:00000002 r7:60000113 r6:ecc8dd8c r5:84ae6c00 [ 1351.319072][ T32] r4:84ae6c00 [ 1351.319103][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.319178][ T32] r5:84ae6c00 r4:829187f0 [ 1351.319201][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.319260][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.319338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc8de08 [ 1351.319415][ T32] r4:00000000 [ 1351.319438][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.319476][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.319516][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.319558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593cbc0 [ 1351.319596][ T32] r4:00000000 [ 1351.319619][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.319692][ T32] r9:83018005 r8:84ae6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1351.319746][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.319796][ T32] r5:00001000 r4:ec933000 [ 1351.319834][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.319878][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.319920][ T32] r5:8599df8c r4:8599dc00 [ 1351.319965][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.320045][ T32] r7:dddced40 r6:83018000 r5:8599df8c r4:85927f80 [ 1351.320138][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.320199][ T32] r10:61c88647 r9:84ae6c00 r8:85927fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.320223][ T32] r4:85927f80 [ 1351.320270][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.320320][ T32] r10:00000000 r9:85927f80 r8:8027ed34 r7:ecc85e60 r6:85943000 r5:84ae6c00 [ 1351.320366][ T32] r4:00000001 [ 1351.320389][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.320427][ T32] Exception stack(0xecc8dfb0 to 0xecc8dff8) [ 1351.320502][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.320542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.320594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.320626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.320652][ T32] r4:8593c900 [ 1351.321152][ T32] INFO: task kworker/0:934:6229 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.321213][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.321337][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.321469][ T32] Call trace: [ 1351.321511][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.321621][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.321650][ T32] r4:00000000 [ 1351.321670][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.321709][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.321738][ T32] 9d20: b6196000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.321800][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.321874][ T32] 9d60: 800b0013 ffffffff [ 1351.321924][ T32] r5:800b0013 r4:80239bd0 [ 1351.321948][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.322014][ T32] r4:82ac11e4 [ 1351.322038][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.322080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.322105][ T32] r4:e06b9dc0 [ 1351.322124][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.322171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.322194][ T32] r4:00000000 [ 1351.322212][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.322256][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.322370][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.322424][ T32] r5:00001000 r4:dfacd000 [ 1351.322444][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.322482][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.322525][ T32] r5:8501378c r4:85013400 [ 1351.322544][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.322591][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.322637][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.322709][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.322761][ T32] r4:847da200 [ 1351.322808][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.322858][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.322881][ T32] r4:00000001 [ 1351.322942][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.322990][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.323016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.323078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.323112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.323141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.323171][ T32] r4:847ccb40 [ 1351.323215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.323286][ T32] INFO: task kworker/0:935:6233 blocked for more than 477 seconds. [ 1351.323325][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.323400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.323451][ T32] task:kworker/0:935 state:D stack:0 pid:6233 tgid:6233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.323515][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.323627][ T32] Call trace: [ 1351.323733][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.323778][ T32] r10:829187f4 r9:ecc95d84 r8:00000002 r7:60000013 r6:ecc95d8c r5:84ae1800 [ 1351.323802][ T32] r4:84ae1800 [ 1351.323821][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.323885][ T32] r5:84ae1800 r4:829187f0 [ 1351.323908][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.323947][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.323990][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 [ 1351.324036][ T32] r4:00000000 [ 1351.324064][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.324106][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.324143][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.324357][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.324972][ T32] r10:00000000 r9:85943080 r8:8027ed34 r7:ecc85e60 r6:85943100 r5:84ae1800 ** 9 printk messages dropped ** [ 1351.325500][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.326418][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1351.326612][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.326733][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.326778][ T32] r5:8501378c r4:85013400 [ 1351.326824][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.326874][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.326894][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.326962][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.326992][ T32] r4:847da200 [ 1351.327014][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.327058][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.327149][ T32] r4:00000001 [ 1351.327178][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.327222][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.327275][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.327306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.327332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.327359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.327380][ T32] r4:847ccb40 [ 1351.327436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.327465][ T32] INFO: task kworker/0:936:6235 blocked for more than 477 seconds. [ 1351.327515][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.327605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.327629][ T32] task:kworker/0:936 state:D stack:0 pid:6235 tgid:6235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.327725][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.327770][ T32] Call trace: [ 1351.327799][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.327842][ T32] r10:829187f4 r9:ecc9dd84 r8:00000002 r7:60000013 r6:ecc9dd8c r5:84a80000 [ 1351.327863][ T32] r4:84a80000 [ 1351.327901][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.327945][ T32] r5:84a80000 r4:829187f0 [ 1351.327990][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.328033][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.328125][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 [ 1351.350338][ T32] r4:00000000 [ 1351.350395][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.350509][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.350580][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.350634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593ce80 [ 1351.350687][ T32] r4:00000000 [ 1351.350738][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.350789][ T32] r9:83018005 r8:84a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1351.350836][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.350885][ T32] r5:00001000 r4:ec95b000 [ 1351.350906][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.350971][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.351015][ T32] r5:8599e78c r4:8599e400 [ 1351.351035][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.351082][ T32] r7:dddced40 r6:83018000 r5:8599e78c r4:85943180 [ 1351.351103][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.351146][ T32] r10:61c88647 r9:84a80000 r8:859431ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.351202][ T32] r4:85943180 [ 1351.351230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.351302][ T32] r10:00000000 r9:85943180 r8:8027ed34 r7:ecc85e60 r6:85943200 r5:84a80000 [ 1351.351352][ T32] r4:00000001 [ 1351.351375][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.351413][ T32] Exception stack(0xecc9dfb0 to 0xecc9dff8) [ 1351.351442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.351470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.351576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.351608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.351655][ T32] r4:8593cc80 [ 1351.352127][ T32] INFO: task kworker/0:936:6235 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.352222][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.352342][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.352451][ T32] Call trace: [ 1351.352552][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.352635][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.352663][ T32] r4:00000000 [ 1351.352684][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.352723][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.352778][ T32] 9d20: b6532000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.352816][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.352850][ T32] 9d60: 800b0013 ffffffff [ 1351.352876][ T32] r5:800b0013 r4:80239bd0 [ 1351.352945][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.353037][ T32] r4:82ac11e4 [ 1351.353067][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.353117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.353138][ T32] r4:e06b9dc0 [ 1351.353186][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.353231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.353256][ T32] r4:00000000 [ 1351.353275][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.353319][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.353363][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.353425][ T32] r5:00001000 r4:dfacd000 [ 1351.353447][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.353488][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.353529][ T32] r5:8501378c r4:85013400 [ 1351.353548][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.353591][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.353610][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.353655][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.353676][ T32] r4:847da200 [ 1351.353710][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.353758][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.353834][ T32] r4:00000001 [ 1351.353864][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.353899][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.353925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.353952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.353979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.354006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.354043][ T32] r4:847ccb40 [ 1351.354095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.354163][ T32] INFO: task kworker/1:610:6236 blocked for more than 477 seconds. [ 1351.354277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.354306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1351.354617][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.354950][ T32] r5:84a80c00 r4:829187f0 [ 1351.354982][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.355209][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.355692][ T32] r5:85a24b8c r4:85a24800 ** 7 printk messages dropped ** [ 1351.355978][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.356193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.356865][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.357217][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 2 printk messages dropped ** [ 1351.357432][ T32] 9d60: 800b0013 ffffffff ** 4 printk messages dropped ** [ 1351.357691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 9 printk messages dropped ** [ 1351.358188][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.375745][ T32] r5:8501378c r4:85013400 [ 1351.375797][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.375871][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.375893][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.375946][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.375970][ T32] r4:847da200 [ 1351.375991][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.376036][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.376058][ T32] r4:00000001 [ 1351.376077][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.376112][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.376143][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.376185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.376211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.376239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.376409][ T32] r4:847ccb40 [ 1351.376451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.376487][ T32] INFO: task kworker/0:937:6238 blocked for more than 477 seconds. [ 1351.376521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.376546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.376573][ T32] task:kworker/0:937 state:D stack:0 pid:6238 tgid:6238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.376645][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.376823][ T32] Call trace: [ 1351.376902][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.377109][ T32] r10:829187f4 r9:ecc99d84 r8:00000002 r7:60000113 r6:ecc99d8c r5:84a81800 [ 1351.377137][ T32] r4:84a81800 [ 1351.377164][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.377205][ T32] r5:84a81800 r4:829187f0 ** 2 printk messages dropped ** [ 1351.377419][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 ** 10 printk messages dropped ** [ 1351.378037][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1351.392455][ T32] r4:8593ce40 ** 9 printk messages dropped ** [ 1351.393524][ T32] 9d20: b6b0a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1351.393675][ T32] r5:800b0013 r4:80239bd0 [ 1351.393709][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.393811][ T32] r4:82ac11e4 [ 1351.393869][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.393918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.393965][ T32] r4:e06b9dc0 [ 1351.393987][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.394030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.394075][ T32] r4:00000000 [ 1351.394099][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.394160][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.394187][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.394229][ T32] r5:00001000 r4:dfacd000 [ 1351.394277][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.394321][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.394389][ T32] r5:8501378c r4:85013400 [ 1351.394481][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.394569][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.394618][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.394670][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.394863][ T32] r4:847da200 [ 1351.394910][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.395040][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.395170][ T32] r4:00000001 [ 1351.395201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.395261][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.395291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.395318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.395343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.395370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.395415][ T32] r4:847ccb40 [ 1351.395439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.395468][ T32] INFO: task kworker/0:938:6239 blocked for more than 477 seconds. [ 1351.395517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.395544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.395589][ T32] task:kworker/0:938 state:D stack:0 pid:6239 tgid:6239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.395664][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.395780][ T32] Call trace: [ 1351.395839][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.395937][ T32] r10:829187f4 r9:ecca5d84 r8:00000002 r7:60000013 r6:ecca5d8c r5:84a82400 [ 1351.395988][ T32] r4:84a82400 [ 1351.396011][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.396166][ T32] r5:84a82400 r4:829187f0 [ 1351.396190][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.396230][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.396275][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca5e08 [ 1351.396297][ T32] r4:00000000 [ 1351.396315][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.396371][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.396464][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.396509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85966fc0 [ 1351.396532][ T32] r4:00000000 [ 1351.396699][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.396766][ T32] r9:83018005 r8:84a82400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1351.396788][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.396828][ T32] r5:00001000 r4:ecb37000 [ 1351.397078][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.397121][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.397167][ T32] r5:8599ef8c r4:8599ec00 [ 1351.397187][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.397842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1351.416823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.416846][ T32] r4:e06b9dc0 [ 1351.416866][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.416933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.416960][ T32] r4:00000000 [ 1351.416979][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.417074][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.417100][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.417143][ T32] r5:00001000 r4:dfacd000 [ 1351.417170][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.417209][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.417250][ T32] r5:8501378c r4:85013400 [ 1351.417270][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.417333][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.417415][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.417495][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.417522][ T32] r4:847da200 [ 1351.417543][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.417589][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.417611][ T32] r4:00000001 [ 1351.417630][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.417663][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.417689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.417716][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.417742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.417771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.417793][ T32] r4:847ccb40 [ 1351.417826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.417872][ T32] INFO: task kworker/0:939:6242 blocked for more than 477 seconds. [ 1351.417910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.417935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.417989][ T32] task:kworker/0:939 state:D stack:0 pid:6242 tgid:6242 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1351.425344][ T32] r10:829187f4 r9:eccb5d84 r8:00000002 r7:60000113 r6:eccb5d8c r5:84a83000 ** 2 printk messages dropped ** [ 1351.425592][ T32] r5:84a83000 r4:829187f0 ** 1 printk messages dropped ** [ 1351.425665][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.426080][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1351.426691][ T32] Exception stack(0xeccb5fb0 to 0xeccb5ff8) ** 10 printk messages dropped ** [ 1351.427712][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 4 printk messages dropped ** [ 1351.427855][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.427916][ T32] 9d60: 800b0013 ffffffff [ 1351.427974][ T32] r5:800b0013 r4:80239bd0 [ 1351.427999][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.428040][ T32] r4:82ac11e4 [ 1351.428065][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.442148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.442383][ T32] r4:e06b9dc0 [ 1351.442415][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.442514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.442556][ T32] r4:00000000 [ 1351.442581][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.442634][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.442657][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.442702][ T32] r5:00001000 r4:dfacd000 [ 1351.442802][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.442846][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.442889][ T32] r5:8501378c r4:85013400 [ 1351.442908][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.442988][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.443027][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.443124][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1351.444056][ T32] INFO: task kworker/0:940:6244 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.444815][ T32] r5:84a84800 r4:829187f0 [ 1351.444851][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.444974][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.445294][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.445733][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1351.446599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1351.447695][ T32] 9d20: b73cc000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1351.448083][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1351.469213][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.469589][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.469935][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1351.470201][ T32] task:kworker/1:611 state:D stack:0 pid:6246 tgid:6246 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.470669][ T32] r5:84a86000 r4:829187f0 ** 3 printk messages dropped ** [ 1351.470820][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.470954][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1351.471282][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.471327][ T32] r5:00001000 r4:eb7c9000 [ 1351.471398][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.471442][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.471483][ T32] r5:85a2578c r4:85a25400 [ 1351.471502][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.471568][ T32] r7:ddde2d40 r6:83018200 r5:85a2578c r4:8592b500 [ 1351.471592][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.471637][ T32] r10:61c88647 r9:84a86000 r8:8592b52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.471684][ T32] r4:8592b500 [ 1351.471759][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.471808][ T32] r10:00000000 r9:8592b500 r8:8027ed34 r7:ecc49e60 r6:85943700 r5:84a86000 [ 1351.471865][ T32] r4:00000001 [ 1351.471890][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.471987][ T32] Exception stack(0xeccd9fb0 to 0xeccd9ff8) [ 1351.472018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.472048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.472074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.472163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.472191][ T32] r4:8595b000 [ 1351.472671][ T32] INFO: task kworker/1:611:6246 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.472706][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.472838][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.472887][ T32] Call trace: [ 1351.472944][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.473044][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.473072][ T32] r4:00000000 [ 1351.473093][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.473131][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.473164][ T32] 9d20: b776f000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.473194][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.473242][ T32] 9d60: 800b0013 ffffffff [ 1351.473268][ T32] r5:800b0013 r4:80239bd0 [ 1351.473328][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.473373][ T32] r4:82ac11e4 [ 1351.473418][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.473464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.473533][ T32] r4:e06b9dc0 [ 1351.473555][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.473621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.473647][ T32] r4:00000000 [ 1351.473667][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.473742][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.473769][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.473811][ T32] r5:00001000 r4:dfacd000 [ 1351.473844][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.473886][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.473929][ T32] r5:8501378c r4:85013400 [ 1351.473948][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.473991][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.474011][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.474077][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1351.474322][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.474576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1351.475226][ T32] r4:84a83c00 ** 1 printk messages dropped ** [ 1351.475311][ T32] r5:84a83c00 r4:829187f0 [ 1351.475335][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1351.475560][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1351.476100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1351.476930][ T32] r4:8595b000 ** 6 printk messages dropped ** [ 1351.477820][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.502007][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.502238][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.502697][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1351.503254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.503889][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.504229][ T32] r5:859d8c00 r4:829187f0 [ 1351.504268][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.504850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596bbc0 ** 6 printk messages dropped ** [ 1351.505293][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.505398][ T32] r5:8599ff8c r4:8599fc00 [ 1351.505448][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.505540][ T32] r7:dddced40 r6:83018000 r5:8599ff8c r4:85943800 [ 1351.505591][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.505685][ T32] r10:61c88647 r9:859d8c00 r8:8594382c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.505753][ T32] r4:85943800 [ 1351.505831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.505934][ T32] r10:00000000 r9:85943800 r8:8027ed34 r7:eccb5e60 r6:85943880 r5:859d8c00 [ 1351.505997][ T32] r4:00000001 [ 1351.506073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.506161][ T32] Exception stack(0xec9cdfb0 to 0xec9cdff8) [ 1351.506233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.506305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.506388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.506454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.506504][ T32] r4:8596b840 [ 1351.507329][ T32] INFO: task kworker/0:941:6252 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.507405][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.507542][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.507632][ T32] Call trace: [ 1351.507692][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.507781][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.507831][ T32] r4:00000000 [ 1351.507886][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.507971][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.508030][ T32] 9d20: b7bb2000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.508124][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.520472][ T32] 9d60: 800b0013 ffffffff [ 1351.520548][ T32] r5:800b0013 r4:80239bd0 [ 1351.520578][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.520640][ T32] r4:82ac11e4 [ 1351.520660][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.520719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.520747][ T32] r4:e06b9dc0 [ 1351.520796][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.520844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.520868][ T32] r4:00000000 [ 1351.520961][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.521011][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.521076][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.521126][ T32] r5:00001000 r4:dfacd000 [ 1351.521147][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.521191][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.521233][ T32] r5:8501378c r4:85013400 [ 1351.521252][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.521330][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.521356][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.521401][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.521423][ T32] r4:847da200 [ 1351.521443][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.521486][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.521507][ T32] r4:00000001 [ 1351.521526][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.521583][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.521615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.521656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.521686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.521716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.521771][ T32] r4:847ccb40 [ 1351.521829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.521864][ T32] INFO: task kworker/0:942:6253 blocked for more than 478 seconds. [ 1351.521924][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.521951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.522049][ T32] task:kworker/0:942 state:D stack:0 pid:6253 tgid:6253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.522170][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.522250][ T32] Call trace: [ 1351.522391][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.522441][ T32] r10:829187f4 r9:eccddd84 r8:00000002 r7:60000113 r6:eccddd8c r5:859d9800 [ 1351.522611][ T32] r4:859d9800 [ 1351.522636][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.522677][ T32] r5:859d9800 r4:829187f0 [ 1351.522697][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.522740][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.522786][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccdde08 [ 1351.522809][ T32] r4:00000000 [ 1351.522831][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.522916][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.523028][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.523261][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.523687][ T32] r4:85943900 ** 5 printk messages dropped ** [ 1351.523891][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.524661][ T32] Call trace: [ 1351.524711][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.524771][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.524824][ T32] r4:00000000 [ 1351.524847][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.524886][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.525011][ T32] 9d20: b7bb2000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.525044][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.525069][ T32] 9d60: 800b0013 ffffffff [ 1351.525092][ T32] r5:800b0013 r4:80239bd0 [ 1351.525111][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.525154][ T32] r4:82ac11e4 [ 1351.525261][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.525307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.525330][ T32] r4:e06b9dc0 [ 1351.525349][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.525447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.525501][ T32] r4:00000000 [ 1351.525523][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.525615][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.525642][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.525685][ T32] r5:00001000 r4:dfacd000 [ 1351.525719][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.525761][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.525871][ T32] r5:8501378c r4:85013400 [ 1351.525930][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.526071][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.526154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.526208][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.526230][ T32] r4:847da200 [ 1351.526285][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.526356][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.526388][ T32] r4:00000001 [ 1351.526408][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.526445][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 1 printk messages dropped ** [ 1351.526499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.527249][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.527534][ T32] r5:859db000 r4:829187f0 [ 1351.527652][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.527880][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.546368][ T32] r5:00001000 r4:ebbe7000 ** 6 printk messages dropped ** [ 1351.546694][ T32] r10:61c88647 r9:859db000 r8:85943a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.547149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1351.548111][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1351.562121][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1351.562431][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1351.562863][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1351.563546][ T32] INFO: task kworker/0:944:6257 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.564242][ T32] r5:859dbc00 r4:829187f0 [ 1351.564280][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.564350][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.564433][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf1e08 [ 1351.564494][ T32] r4:00000000 [ 1351.564539][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.564610][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.564691][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.564772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859386c0 [ 1351.564820][ T32] r4:00000000 [ 1351.564859][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.564944][ T32] r9:83018005 r8:859dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1351.564988][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.565070][ T32] r5:00001000 r4:ebc81000 [ 1351.565108][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.565220][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.565328][ T32] r5:859a938c r4:859a9000 [ 1351.565378][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.565480][ T32] r7:dddced40 r6:83018000 r5:859a938c r4:85943b00 [ 1351.565537][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.565622][ T32] r10:61c88647 r9:859dbc00 r8:85943b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.565648][ T32] r4:85943b00 [ 1351.565668][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.565711][ T32] r10:00000000 r9:85943b00 r8:8027ed34 r7:ecbc9e60 r6:85943b80 r5:859dbc00 [ 1351.565735][ T32] r4:00000001 [ 1351.565754][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.565789][ T32] Exception stack(0xecbf1fb0 to 0xecbf1ff8) [ 1351.565814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.565841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.565866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.565893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.565928][ T32] r4:8596bf40 [ 1351.566407][ T32] INFO: task kworker/0:944:6257 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.566465][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.566578][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.566628][ T32] Call trace: [ 1351.566686][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.566734][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.566757][ T32] r4:00000000 [ 1351.566776][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.566837][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.566869][ T32] 9d20: b8279000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.567033][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.567076][ T32] 9d60: 800b0013 ffffffff [ 1351.567153][ T32] r5:800b0013 r4:80239bd0 [ 1351.567191][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.567238][ T32] r4:82ac11e4 [ 1351.567264][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.567331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.567358][ T32] r4:e06b9dc0 [ 1351.567377][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.567419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.567473][ T32] r4:00000000 [ 1351.567520][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.567771][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.576035][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1351.576485][ T32] INFO: task kworker/1:613:6259 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.576918][ T32] r5:859d8000 r4:829187f0 [ 1351.576949][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.577224][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1351.577918][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1351.591747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1351.593065][ T32] 9d20: b873e000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 13 printk messages dropped ** [ 1351.593813][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1351.594298][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.594529][ T32] r4:847ccb40 ** 6 printk messages dropped ** [ 1351.594848][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.595166][ T32] r5:859dc800 r4:829187f0 ** 2 printk messages dropped ** [ 1351.595267][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc0de08 ** 8 printk messages dropped ** [ 1351.595666][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1351.596142][ T32] r4:00000001 [ 1351.596168][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.596203][ T32] Exception stack(0xecc0dfb0 to 0xecc0dff8) [ 1351.596230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.596257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.596283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.596334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.596384][ T32] r4:8595b200 [ 1351.596694][ T32] INFO: task kworker/1:614:6260 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.596748][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.596807][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.596901][ T32] Call trace: [ 1351.596936][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.596985][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.597018][ T32] r4:00000000 [ 1351.597043][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.597081][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.597129][ T32] 9d20: b873e000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.597198][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.597248][ T32] 9d60: 800b0013 ffffffff [ 1351.597354][ T32] r5:800b0013 r4:80239bd0 [ 1351.597401][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.597497][ T32] r4:82ac11e4 [ 1351.597542][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.597620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.597670][ T32] r4:e06b9dc0 [ 1351.597711][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.597812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.597862][ T32] r4:00000000 [ 1351.597900][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.598004][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.598052][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.610651][ T32] r5:00001000 r4:dfacd000 [ 1351.610753][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.610823][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.610867][ T32] r5:8501378c r4:85013400 [ 1351.610944][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.611056][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.611082][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.611129][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.611151][ T32] r4:847da200 [ 1351.611178][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.611224][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.611245][ T32] r4:00000001 [ 1351.611264][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.611298][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.611341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.611391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.611421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.611449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.611471][ T32] r4:847ccb40 [ 1351.611508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.611570][ T32] INFO: task kworker/0:945:6262 blocked for more than 478 seconds. [ 1351.611607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.611632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.611653][ T32] task:kworker/0:945 state:D stack:0 pid:6262 tgid:6262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.611708][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.611786][ T32] Call trace: [ 1351.611819][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.611868][ T32] r10:829187f4 r9:ecc1dd84 r8:00000002 r7:60000113 r6:ecc1dd8c r5:859da400 [ 1351.611891][ T32] r4:859da400 [ 1351.611909][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.611948][ T32] r5:859da400 r4:829187f0 [ 1351.612081][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.612356][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 ** 5 printk messages dropped ** [ 1351.612613][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.612829][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.613222][ T32] Exception stack(0xecc1dfb0 to 0xecc1dff8) ** 7 printk messages dropped ** [ 1351.614058][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.614557][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 7 printk messages dropped ** [ 1351.614901][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1351.615665][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1351.616036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1351.616790][ T32] r5:8589a400 r4:829187f0 [ 1351.616809][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1351.617002][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.617224][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.617266][ T32] r5:00001000 r4:ebc4d000 [ 1351.617313][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.617355][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.617400][ T32] r5:859a8f8c r4:859a8c00 [ 1351.617419][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.617525][ T32] r7:dddced40 r6:83018000 r5:859a8f8c r4:85943e00 [ 1351.617549][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.617617][ T32] r10:61c88647 r9:8589a400 r8:85943e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.617643][ T32] r4:85943e00 [ 1351.617661][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.617703][ T32] r10:00000000 r9:85943e00 r8:8027ed34 r7:ecbf1e60 r6:8592b700 r5:8589a400 [ 1351.617725][ T32] r4:00000001 [ 1351.617743][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.617775][ T32] Exception stack(0xecccdfb0 to 0xecccdff8) [ 1351.617813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.617845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.617871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.617899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.617933][ T32] r4:85938440 [ 1351.639237][ T32] INFO: task kworker/0:946:6265 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.639357][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.639699][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.639835][ T32] Call trace: [ 1351.639898][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.640015][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.640059][ T32] r4:00000000 [ 1351.640112][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.640161][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.640193][ T32] 9d20: b8aed000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.640222][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.640245][ T32] 9d60: 800b0013 ffffffff [ 1351.640293][ T32] r5:800b0013 r4:80239bd0 [ 1351.640341][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.640387][ T32] r4:82ac11e4 [ 1351.640455][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.640622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.640653][ T32] r4:e06b9dc0 [ 1351.640675][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.640718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.640741][ T32] r4:00000000 [ 1351.640761][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.640806][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.640839][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.640891][ T32] r5:00001000 r4:dfacd000 [ 1351.640923][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.640967][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.641529][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.641866][ T32] r4:847ccb40 ** 5 printk messages dropped ** [ 1351.642174][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.642547][ T32] r5:8589e000 r4:829187f0 [ 1351.642590][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.642800][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.643025][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.643325][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.643848][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.644102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.645000][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1351.645718][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1351.646033][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1351.646658][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1351.647068][ T32] INFO: task kworker/0:948:6268 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.647697][ T32] r5:8589ec00 r4:829187f0 ** 1 printk messages dropped ** [ 1351.647760][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.680918][ T32] r5:00001000 r4:ec595000 ** 6 printk messages dropped ** [ 1351.681295][ T32] r10:61c88647 r9:8589ec00 r8:85943f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.681635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1351.682602][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.682625][ T32] 9d60: 800b0013 ffffffff [ 1351.682648][ T32] r5:800b0013 r4:80239bd0 [ 1351.682667][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.682722][ T32] r4:82ac11e4 [ 1351.682800][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.682852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.682875][ T32] r4:e06b9dc0 [ 1351.682895][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.682985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.683013][ T32] r4:00000000 [ 1351.683034][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.683080][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.683102][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.683143][ T32] r5:00001000 r4:dfacd000 [ 1351.683169][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.683209][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.683266][ T32] r5:8501378c r4:85013400 [ 1351.683290][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.683359][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.683421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.683478][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.683550][ T32] r4:847da200 [ 1351.683613][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.683690][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.683717][ T32] r4:00000001 [ 1351.683736][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.683794][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.683926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.683993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.684022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.684051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.684210][ T32] r4:847ccb40 [ 1351.684236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.684312][ T32] INFO: task kworker/0:949:6273 blocked for more than 478 seconds. [ 1351.684408][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.684438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.684459][ T32] task:kworker/0:949 state:D stack:0 pid:6273 tgid:6273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.684535][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.684601][ T32] Call trace: [ 1351.684636][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.684681][ T32] r10:829187f4 r9:ecbfdd84 r8:00000002 r7:60000013 r6:ecbfdd8c r5:858a0000 [ 1351.684704][ T32] r4:858a0000 [ 1351.684769][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.684849][ T32] r5:858a0000 r4:829187f0 [ 1351.684872][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.684937][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.684996][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 [ 1351.685022][ T32] r4:00000000 [ 1351.685043][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.685080][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.685115][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.685168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938c00 [ 1351.685193][ T32] r4:00000000 [ 1351.685267][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.685313][ T32] r9:83018005 r8:858a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.685334][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.685374][ T32] r5:00001000 r4:ec627000 [ 1351.685393][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.685430][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.685562][ T32] r5:859a9f8c r4:859a9c00 [ 1351.685653][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.685746][ T32] r7:dddced40 r6:83018000 r5:859a9f8c r4:85943f80 [ 1351.685770][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.685838][ T32] r10:61c88647 r9:858a0000 r8:85943fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.685910][ T32] r4:85943f80 [ 1351.685949][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.686089][ T32] r10:00000000 r9:85943f80 r8:8027ed34 r7:ecc29e60 r6:8592b880 r5:858a0000 [ 1351.686131][ T32] r4:00000001 [ 1351.686158][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.686391][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) [ 1351.686421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.686451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.686476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.686505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1351.686837][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.687958][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1351.701231][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1351.701685][ T32] r4:847da200 ** 4 printk messages dropped ** [ 1351.701854][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 5 printk messages dropped ** [ 1351.702056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1351.702804][ T32] r5:858a0c00 r4:829187f0 [ 1351.702826][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.702864][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.702911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce5e08 [ 1351.703050][ T32] r4:00000000 [ 1351.703083][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.703161][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.703205][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.703245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938f00 [ 1351.703267][ T32] r4:00000000 [ 1351.703332][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.703380][ T32] r9:83018005 r8:858a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1351.703404][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.703444][ T32] r5:00001000 r4:ec7e1000 [ 1351.703463][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.703501][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.703541][ T32] r5:859aab8c r4:859aa800 [ 1351.703633][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.703686][ T32] r7:dddced40 r6:83018000 r5:859aab8c r4:85934000 [ 1351.703706][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.703749][ T32] r10:61c88647 r9:858a0c00 r8:8593402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.703771][ T32] r4:85934000 [ 1351.703789][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.703832][ T32] r10:00000000 r9:85934000 r8:8027ed34 r7:ecbfde60 r6:8592b900 r5:858a0c00 [ 1351.703855][ T32] r4:00000001 [ 1351.703874][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.703907][ T32] Exception stack(0xecce5fb0 to 0xecce5ff8) [ 1351.703932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.703959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.703984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.704012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.704033][ T32] r4:859384c0 [ 1351.704448][ T32] INFO: task kworker/0:950:6274 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.704498][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.704707][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.704837][ T32] Call trace: [ 1351.704920][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.704968][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.705014][ T32] r4:00000000 [ 1351.705060][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.705127][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.705165][ T32] 9d20: b9419000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.705194][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.705241][ T32] 9d60: 800b0013 ffffffff [ 1351.705273][ T32] r5:800b0013 r4:80239bd0 [ 1351.705317][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.705362][ T32] r4:82ac11e4 [ 1351.705382][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.705424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.705453][ T32] r4:e06b9dc0 [ 1351.705474][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.705515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.705537][ T32] r4:00000000 [ 1351.705555][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.705623][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.705648][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.705725][ T32] r5:00001000 r4:dfacd000 [ 1351.705771][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.706246][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1351.706473][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.706796][ T32] task:kworker/0:951 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.707123][ T32] r5:858a1800 r4:829187f0 [ 1351.707142][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.707429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938cc0 ** 9 printk messages dropped ** [ 1351.729830][ T32] r7:dddced40 r6:83018000 r5:859aa38c r4:85934080 ** 8 printk messages dropped ** [ 1351.730482][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1351.732270][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 8 printk messages dropped ** [ 1351.732884][ T32] r4:e06b9dc0 ** 2 printk messages dropped ** [ 1351.733122][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.733425][ T32] r5:00001000 r4:dfacd000 [ 1351.733497][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.733583][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.733664][ T32] r5:8501378c r4:85013400 [ 1351.733703][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.733802][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.733863][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.733965][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.734010][ T32] r4:847da200 [ 1351.734073][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.734193][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.734250][ T32] r4:00000001 [ 1351.734290][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.734372][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.734431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.734499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.734558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.734628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.734681][ T32] r4:847ccb40 [ 1351.734723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.734778][ T32] INFO: task kworker/0:952:6278 blocked for more than 478 seconds. [ 1351.734846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.734897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.734963][ T32] task:kworker/0:952 state:D stack:0 pid:6278 tgid:6278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.735051][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.735131][ T32] Call trace: [ 1351.735203][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.735280][ T32] r10:829187f4 r9:eccedd84 r8:00000002 r7:60000013 r6:eccedd8c r5:858a2400 [ 1351.735304][ T32] r4:858a2400 [ 1351.735324][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.735389][ T32] r5:858a2400 r4:829187f0 [ 1351.735482][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.735570][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.735623][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccede08 [ 1351.735645][ T32] r4:00000000 [ 1351.735668][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.735721][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.735784][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.735830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938e40 [ 1351.735888][ T32] r4:00000000 [ 1351.735935][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.736034][ T32] r9:83018005 r8:858a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1351.736077][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.736205][ T32] r5:00001000 r4:ec7c1000 [ 1351.736256][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.736332][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.736384][ T32] r5:859aa78c r4:859aa400 ** 3 printk messages dropped ** [ 1351.736591][ T32] r10:61c88647 r9:858a2400 r8:8593412c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1351.737168][ T32] r4:85938c40 ** 5 printk messages dropped ** [ 1351.738014][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1351.758694][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1351.758859][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.759605][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 11 printk messages dropped ** [ 1351.760249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1351.760884][ T32] r5:858a3000 r4:829187f0 ** 1 printk messages dropped ** [ 1351.761001][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.761693][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.762252][ T32] r4:8592ba80 ** 5 printk messages dropped ** [ 1351.762445][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1351.763836][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.763899][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.763927][ T32] 9d20: b9be0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.763978][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.764030][ T32] 9d60: 800b0013 ffffffff [ 1351.764057][ T32] r5:800b0013 r4:80239bd0 [ 1351.764078][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.764132][ T32] r4:82ac11e4 [ 1351.764266][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.764312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.764348][ T32] r4:e06b9dc0 [ 1351.764393][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.764498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.764524][ T32] r4:00000000 [ 1351.764565][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.764620][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.764644][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.764701][ T32] r5:00001000 r4:dfacd000 [ 1351.764725][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.764768][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.764811][ T32] r5:8501378c r4:85013400 [ 1351.764847][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.764897][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.764918][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.764962][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.765030][ T32] r4:847da200 [ 1351.765054][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.765099][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.765121][ T32] r4:00000001 [ 1351.765141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.765182][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.765210][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.765237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.765278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.765314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.765338][ T32] r4:847ccb40 [ 1351.765357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.765382][ T32] INFO: task kworker/0:953:6281 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.765703][ T32] r4:858a4800 ** 1 printk messages dropped ** [ 1351.765881][ T32] r5:858a4800 r4:829187f0 [ 1351.765904][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.765990][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.766038][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf9e08 [ 1351.766060][ T32] r4:00000000 [ 1351.766080][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.766121][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.766296][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.766388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859389c0 [ 1351.766421][ T32] r4:00000000 [ 1351.766451][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.766501][ T32] r9:83018005 r8:858a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1351.766524][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.766565][ T32] r5:00001000 r4:ec82d000 [ 1351.766586][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.766624][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.766664][ T32] r5:859aaf8c r4:859aac00 [ 1351.766683][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.766725][ T32] r7:dddced40 r6:83018000 r5:859aaf8c r4:85934180 [ 1351.766795][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.766844][ T32] r10:61c88647 r9:858a4800 r8:859341ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.766877][ T32] r4:85934180 [ 1351.766899][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.766965][ T32] r10:00000000 r9:85934180 r8:8027ed34 r7:ecce5e60 r6:8592bb80 r5:858a4800 [ 1351.767020][ T32] r4:00000001 [ 1351.767067][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.767141][ T32] Exception stack(0xeccf9fb0 to 0xeccf9ff8) [ 1351.767209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.767276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.767336][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.767416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.767474][ T32] r4:85938d40 [ 1351.767928][ T32] INFO: task kworker/0:953:6281 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.767988][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.768053][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.768137][ T32] Call trace: [ 1351.801181][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.801267][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.801293][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.801375][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 3 printk messages dropped ** [ 1351.801544][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1351.801720][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1351.801959][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.802404][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1351.802876][ T32] INFO: task kworker/0:954:6283 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.803330][ T32] r5:858a6000 r4:829187f0 [ 1351.803351][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.803485][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.803717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85947300 ** 11 printk messages dropped ** [ 1351.804297][ T32] r10:61c88647 r9:858a6000 r8:8593422c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1351.804891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.806011][ T32] Call trace: ** 7 printk messages dropped ** [ 1351.806434][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1351.806663][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1351.806916][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.807324][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1351.807523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.807934][ T32] task:kworker/0:955 state:D stack:0 pid:6284 tgid:6284 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.832355][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.833099][ T32] r9:83018005 r8:858a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 1 printk messages dropped ** [ 1351.833244][ T32] r5:00001000 r4:ec86d000 [ 1351.833286][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.833362][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.833443][ T32] r5:859ab38c r4:859ab000 [ 1351.833483][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.833582][ T32] r7:dddced40 r6:83018000 r5:859ab38c r4:85934280 [ 1351.833632][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.833727][ T32] r10:61c88647 r9:858a6c00 r8:859342ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.833775][ T32] r4:85934280 [ 1351.833825][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.833918][ T32] r10:00000000 r9:85934280 r8:8027ed34 r7:ecd01e60 r6:8592bc80 r5:858a6c00 [ 1351.833965][ T32] r4:00000001 [ 1351.834018][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.834095][ T32] Exception stack(0xecd05fb0 to 0xecd05ff8) [ 1351.834184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.834273][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.834334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.834396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.834447][ T32] r4:85938b80 [ 1351.835014][ T32] INFO: task kworker/0:955:6284 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.835062][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.835213][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.835314][ T32] Call trace: [ 1351.835376][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.835451][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.835492][ T32] r4:00000000 [ 1351.835565][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.835621][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.835689][ T32] 9d20: ba58b000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.835724][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.835784][ T32] 9d60: 800b0013 ffffffff [ 1351.835814][ T32] r5:800b0013 r4:80239bd0 [ 1351.835834][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.835914][ T32] r4:82ac11e4 [ 1351.835957][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.836022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 3 printk messages dropped ** [ 1351.836225][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.836436][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.836964][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 5 printk messages dropped ** [ 1351.837298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.838064][ T32] r4:858a5400 ** 1 printk messages dropped ** [ 1351.846998][ T32] r5:858a5400 r4:829187f0 [ 1351.847091][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.847229][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.847635][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1351.851373][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.852082][ T32] Exception stack(0xecd0dfb0 to 0xecd0dff8) ** 6 printk messages dropped ** [ 1351.853265][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1351.854555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 6 printk messages dropped ** [ 1351.855102][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.855790][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1351.856194][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.856899][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.857327][ T32] r5:85aa0000 r4:829187f0 ** 1 printk messages dropped ** [ 1351.857442][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.857879][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.889266][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.890048][ T32] Exception stack(0xecd11fb0 to 0xecd11ff8) [ 1351.890078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.890106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.890133][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.890190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.890216][ T32] r4:85947240 [ 1351.890687][ T32] INFO: task kworker/0:957:6288 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.890723][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.890815][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.890877][ T32] Call trace: [ 1351.890912][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.891006][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.891031][ T32] r4:00000000 [ 1351.891077][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.891170][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.891211][ T32] 9d20: baa4a000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1351.891239][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1351.891263][ T32] 9d60: 800b0013 ffffffff [ 1351.891301][ T32] r5:800b0013 r4:80239bd0 [ 1351.891396][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.891465][ T32] r4:82ac11e4 [ 1351.891489][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.891531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1351.891553][ T32] r4:e06b9dc0 [ 1351.891571][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.891613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1351.891703][ T32] r4:00000000 [ 1351.891763][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.891812][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.891834][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.891875][ T32] r5:00001000 r4:dfacd000 [ 1351.891914][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.891959][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.892001][ T32] r5:8501378c r4:85013400 [ 1351.892021][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.892065][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.892087][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.892130][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.892168][ T32] r4:847da200 [ 1351.892199][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.892246][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.892319][ T32] r4:00000001 [ 1351.892345][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.892399][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.892431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.892460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.892485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.892514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.892536][ T32] r4:847ccb40 [ 1351.892556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.892584][ T32] INFO: task kworker/0:958:6290 blocked for more than 478 seconds. [ 1351.892619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.892645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.892689][ T32] task:kworker/0:958 state:D stack:0 pid:6290 tgid:6290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.892749][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.892861][ T32] Call trace: [ 1351.892937][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.893029][ T32] r10:829187f4 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:85aa1800 [ 1351.893082][ T32] r4:85aa1800 [ 1351.893128][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.893218][ T32] r5:85aa1800 r4:829187f0 [ 1351.893259][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.893338][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.893426][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd19e08 [ 1351.893530][ T32] r4:00000000 [ 1351.893583][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.893668][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.893744][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.893827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85947940 [ 1351.893872][ T32] r4:00000000 [ 1351.893915][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.894031][ T32] r9:83018005 r8:85aa1800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1351.894085][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.894174][ T32] r5:00001000 r4:eca65000 [ 1351.894216][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.894289][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.894366][ T32] r5:85a64b8c r4:85a64800 [ 1351.894428][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.894520][ T32] r7:dddced40 r6:83018000 r5:85a64b8c r4:85934400 [ 1351.894577][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.894682][ T32] r10:61c88647 r9:85aa1800 r8:8593442c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.894782][ T32] r4:85934400 [ 1351.894841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.895273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1351.896664][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 7 printk messages dropped ** [ 1351.897197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 7 printk messages dropped ** [ 1351.897661][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1351.922639][ T32] r4:847da200 ** 2 printk messages dropped ** [ 1351.922917][ T32] r4:00000001 [ 1351.922991][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.923090][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.923168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.923230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.923288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.923368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.923421][ T32] r4:847ccb40 [ 1351.923519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.923581][ T32] INFO: task kworker/0:959:6292 blocked for more than 478 seconds. [ 1351.923640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.923687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.923747][ T32] task:kworker/0:959 state:D stack:0 pid:6292 tgid:6292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.923855][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.923942][ T32] Call trace: [ 1351.924030][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.924146][ T32] r10:829187f4 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:85aa3000 [ 1351.924205][ T32] r4:85aa3000 [ 1351.924259][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.924346][ T32] r5:85aa3000 r4:829187f0 [ 1351.924392][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.924466][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.924549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 [ 1351.924593][ T32] r4:00000000 [ 1351.924646][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.924755][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.924863][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.925029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859476c0 [ 1351.925087][ T32] r4:00000000 [ 1351.925127][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.925235][ T32] r9:83018005 r8:85aa3000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1351.925282][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.925362][ T32] r5:00001000 r4:eca01000 [ 1351.925402][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.925475][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.925595][ T32] r5:85a6438c r4:85a64000 [ 1351.925641][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.925745][ T32] r7:dddced40 r6:83018000 r5:85a6438c r4:85934480 [ 1351.925789][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.925871][ T32] r10:61c88647 r9:85aa3000 r8:859344ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.925916][ T32] r4:85934480 [ 1351.925954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.926034][ T32] r10:00000000 r9:85934480 r8:8027ed34 r7:ecd19e60 r6:8592be80 r5:85aa3000 [ 1351.926078][ T32] r4:00000001 [ 1351.926131][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.926206][ T32] Exception stack(0xecd21fb0 to 0xecd21ff8) [ 1351.926256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.926327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.927435][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1351.938678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 10 printk messages dropped ** [ 1351.939258][ T32] r5:8501378c r4:85013400 ** 5 printk messages dropped ** [ 1351.939483][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1351.940014][ T32] INFO: task kworker/0:960:6294 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.940524][ T32] r5:859dec00 r4:829187f0 [ 1351.940591][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1351.940968][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1351.941245][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.941615][ T32] Exception stack(0xeccfdfb0 to 0xeccfdff8) ** 6 printk messages dropped ** [ 1351.942306][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.943409][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1351.943673][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1351.944159][ T32] r4:847da200 [ 1351.944183][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.944228][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.944274][ T32] r4:00000001 [ 1351.944298][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.944333][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.944359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.944386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.944412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.944462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.944488][ T32] r4:847ccb40 [ 1351.944522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.944590][ T32] INFO: task kworker/0:961:6297 blocked for more than 478 seconds. [ 1351.944629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.944652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.944674][ T32] task:kworker/0:961 state:D stack:0 pid:6297 tgid:6297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.944769][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.944973][ T32] Call trace: [ 1351.945046][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.945095][ T32] r10:829187f4 r9:ecd25d84 r8:00000002 r7:60000113 r6:ecd25d8c r5:859de000 [ 1351.945158][ T32] r4:859de000 [ 1351.945258][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.945308][ T32] r5:859de000 r4:829187f0 [ 1351.945367][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.945411][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.945478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd25e08 [ 1351.945529][ T32] r4:00000000 [ 1351.945575][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.945621][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1351.945681][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1351.945725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85947b80 [ 1351.945747][ T32] r4:00000000 [ 1351.945790][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1351.945837][ T32] r9:83018005 r8:859de000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.945860][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.945899][ T32] r5:00001000 r4:eca71000 [ 1351.945918][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1351.945980][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.946089][ T32] r5:85a64f8c r4:85a64c00 [ 1351.946112][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.946214][ T32] r7:dddced40 r6:83018000 r5:85a64f8c r4:85934600 [ 1351.946239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.946283][ T32] r10:61c88647 r9:859de000 r8:8593462c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.946319][ T32] r4:85934600 [ 1351.946341][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.946401][ T32] r10:00000000 r9:85934600 r8:8027ed34 r7:ecd19e60 r6:85934680 r5:859de000 [ 1351.946425][ T32] r4:00000001 [ 1351.946468][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.946505][ T32] Exception stack(0xecd25fb0 to 0xecd25ff8) [ 1351.946609][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.946641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.946667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.946718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.946742][ T32] r4:85947680 [ 1351.947017][ T32] INFO: task kworker/0:961:6297 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1351.947079][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.947170][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.947270][ T32] Call trace: [ 1351.947439][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.947505][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1351.947638][ T32] r4:00000000 [ 1351.947735][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.947778][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1351.948115][ T32] 9d20: bacf6000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1351.979192][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1351.979681][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.980090][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.980207][ T32] r5:8501378c r4:85013400 [ 1351.980262][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.980370][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1351.980437][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.980679][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.980742][ T32] r4:847da200 [ 1351.980870][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.980996][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1351.981061][ T32] r4:00000001 [ 1351.981106][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.981191][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1351.981248][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.981324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.981388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.981470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.981538][ T32] r4:847ccb40 [ 1351.981589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.981650][ T32] INFO: task kworker/0:962:6298 blocked for more than 478 seconds. [ 1351.981714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.981785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.981870][ T32] task:kworker/0:962 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1351.982603][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1351.982953][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1351.983635][ T32] r5:00001000 r4:eca9b000 ** 6 printk messages dropped ** [ 1351.984013][ T32] r10:61c88647 r9:859dd400 r8:8593472c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1351.984926][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.985625][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1351.985888][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.986500][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 10 printk messages dropped ** [ 1351.987231][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1351.987845][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.988077][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.008897][ T32] r4:00000000 [ 1352.008916][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.008962][ T32] r9:83018005 r8:85aa2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1352.008984][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.009053][ T32] r5:00001000 r4:ecb7f000 [ 1352.009191][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.009671][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.009791][ T32] r5:85a65f8c r4:85a65c00 [ 1352.010177][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.010456][ T32] r7:dddced40 r6:83018000 r5:85a65f8c r4:85934800 [ 1352.010522][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.010619][ T32] r10:61c88647 r9:85aa2400 r8:8593482c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.010669][ T32] r4:85934800 [ 1352.010712][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.010805][ T32] r10:00000000 r9:85934800 r8:8027ed34 r7:eccf5e60 r6:8592bf00 r5:85aa2400 [ 1352.010854][ T32] r4:00000001 [ 1352.010902][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.011011][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) [ 1352.011079][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.011145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.011191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.011223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.011245][ T32] r4:85947a80 [ 1352.011671][ T32] INFO: task kworker/0:963:6301 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.011772][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.011893][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.011993][ T32] Call trace: [ 1352.012054][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.012105][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.012152][ T32] r4:00000000 [ 1352.012180][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.012221][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.012284][ T32] 9d20: bb5c1000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.012326][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.012350][ T32] 9d60: 800b0013 ffffffff [ 1352.012373][ T32] r5:800b0013 r4:80239bd0 [ 1352.012471][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.012518][ T32] r4:82ac11e4 [ 1352.012539][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.012579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.012601][ T32] r4:e06b9dc0 [ 1352.012619][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.012659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.012703][ T32] r4:00000000 [ 1352.012768][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.012818][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.012896][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.012942][ T32] r5:00001000 r4:dfacd000 [ 1352.012992][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.013036][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.013078][ T32] r5:8501378c r4:85013400 [ 1352.013123][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.013178][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.013201][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.013245][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1352.013778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.014293][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.014588][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.014819][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.015242][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.015668][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.016045][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) ** 7 printk messages dropped ** [ 1352.016576][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.016938][ T32] 9d60: 800b0013 ffffffff ** 7 printk messages dropped ** [ 1352.017308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 3 printk messages dropped ** [ 1352.017495][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.017564][ T32] r5:00001000 r4:dfacd000 [ 1352.017615][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.017703][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.017792][ T32] r5:8501378c r4:85013400 [ 1352.017841][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.017937][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.017984][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.018078][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.041155][ T32] r4:847da200 [ 1352.041275][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.041348][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.041373][ T32] r4:00000001 [ 1352.041393][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.041428][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.041462][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.041491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.041554][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.041589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.041614][ T32] r4:847ccb40 [ 1352.041660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.041693][ T32] INFO: task kworker/0:965:6304 blocked for more than 478 seconds. [ 1352.041742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.041810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.041837][ T32] task:kworker/0:965 state:D stack:0 pid:6304 tgid:6304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.041892][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.041944][ T32] Call trace: [ 1352.042008][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.042061][ T32] r10:829187f4 r9:ecd45d84 r8:00000002 r7:60000013 r6:ecd45d8c r5:85aa3c00 [ 1352.042158][ T32] r4:85aa3c00 [ 1352.042192][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.042234][ T32] r5:85aa3c00 r4:829187f0 [ 1352.042254][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.042382][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.042438][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd45e08 [ 1352.042487][ T32] r4:00000000 [ 1352.042510][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.042549][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.042589][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.042631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85947f00 [ 1352.042834][ T32] r4:00000000 [ 1352.042859][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.042956][ T32] r9:83018005 r8:85aa3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1352.042995][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.043041][ T32] r5:00001000 r4:ecadb000 [ 1352.043062][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.043100][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.043244][ T32] r5:85a65b8c r4:85a65800 [ 1352.043312][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.043362][ T32] r7:dddced40 r6:83018000 r5:85a65b8c r4:85934900 [ 1352.043383][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.043693][ T32] Exception stack(0xecd45fb0 to 0xecd45ff8) ** 8 printk messages dropped ** [ 1352.044510][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.044764][ T32] 9d60: 800b0013 ffffffff ** 6 printk messages dropped ** [ 1352.045227][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1352.045885][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 9 printk messages dropped ** [ 1352.046578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.047178][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.047627][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.047708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd4de08 [ 1352.047735][ T32] r4:00000000 [ 1352.047787][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.047916][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.047958][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.048053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85924dc0 [ 1352.048158][ T32] r4:00000000 [ 1352.066213][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.066305][ T32] r9:83018005 r8:85aa0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1352.066415][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.066499][ T32] r5:00001000 r4:ecc09000 [ 1352.066530][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.066579][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.066642][ T32] r5:85a6678c r4:85a66400 [ 1352.066692][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.066752][ T32] r7:dddced40 r6:83018000 r5:85a6678c r4:85934980 [ 1352.066773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.066819][ T32] r10:61c88647 r9:85aa0c00 r8:859349ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.066846][ T32] r4:85934980 [ 1352.066866][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.066981][ T32] r10:00000000 r9:85934980 r8:8027ed34 r7:ecd39e60 r6:859f7080 r5:85aa0c00 [ 1352.067038][ T32] r4:00000001 [ 1352.067083][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.067175][ T32] Exception stack(0xecd4dfb0 to 0xecd4dff8) [ 1352.067243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.067304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.067387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.067568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.067632][ T32] r4:85947f40 [ 1352.081530][ T32] INFO: task kworker/0:966:6306 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.081655][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.081806][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.081932][ T32] Call trace: [ 1352.082037][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.082145][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.082209][ T32] r4:00000000 [ 1352.082259][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.082375][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.082494][ T32] 9d20: bbda7000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.082578][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1352.082974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 8 printk messages dropped ** [ 1352.083425][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1352.084060][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 7 printk messages dropped ** [ 1352.084387][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1352.085071][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.085115][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd2de08 ** 3 printk messages dropped ** [ 1352.085274][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1352.085877][ T32] r7:dddced40 r6:83018000 r5:85a6638c r4:85934a00 ** 9 printk messages dropped ** [ 1352.086174][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.087268][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 10 printk messages dropped ** [ 1352.087724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 8 printk messages dropped ** [ 1352.106649][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1352.107400][ T32] INFO: task kworker/1:616:6310 blocked for more than 478 seconds. ** 2 printk messages dropped ** [ 1352.107505][ T32] task:kworker/1:616 state:D stack:0 pid:6310 tgid:6310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.107589][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.107670][ T32] Call trace: [ 1352.107707][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.107779][ T32] r10:829187f4 r9:ecd51d84 r8:00000002 r7:60000113 r6:ecd51d8c r5:85aa6c00 [ 1352.107813][ T32] r4:85aa6c00 [ 1352.107833][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.107873][ T32] r5:85aa6c00 r4:829187f0 [ 1352.107939][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.107996][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.108145][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd51e08 [ 1352.111441][ T32] r4:00000000 [ 1352.111507][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.111614][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.111698][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.111781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ecd40 [ 1352.111831][ T32] r4:00000000 [ 1352.111903][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.112003][ T32] r9:83018205 r8:85aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1352.112093][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.112263][ T32] r5:00001000 r4:ecd61000 [ 1352.112370][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.112530][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.112656][ T32] r5:85a2678c r4:85a26400 [ 1352.112703][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.112812][ T32] r7:ddde2d40 r6:83018200 r5:85a2678c r4:859f7180 [ 1352.112840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.112887][ T32] r10:61c88647 r9:85aa6c00 r8:859f71ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.112934][ T32] r4:859f7180 [ 1352.112958][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.113003][ T32] r10:00000000 r9:859f7180 r8:8027ed34 r7:ecc01e60 r6:859f7200 r5:85aa6c00 [ 1352.113026][ T32] r4:00000001 [ 1352.113045][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.113079][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) [ 1352.113131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.113214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.113269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.113302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.113325][ T32] r4:859ec580 [ 1352.114001][ T32] INFO: task kworker/1:616:6310 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.114084][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.114237][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.114317][ T32] Call trace: [ 1352.114350][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.114399][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.114423][ T32] r4:00000000 [ 1352.114442][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.114479][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.114525][ T32] 9d20: bc0c3000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.114559][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1352.114664][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1352.114966][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1352.115346][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1352.115715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1352.116299][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1352.116468][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 ** 10 printk messages dropped ** [ 1352.116867][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1352.117502][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.138474][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.139305][ T32] r4:82ac11e4 [ 1352.139327][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.139371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.139395][ T32] r4:e06b9dc0 [ 1352.139427][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.139591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.139619][ T32] r4:00000000 [ 1352.139700][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.139805][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.139858][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.139959][ T32] r5:00001000 r4:dfacd000 [ 1352.140010][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.140091][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.140206][ T32] r5:8501378c r4:85013400 [ 1352.140260][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.140374][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.140401][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.140460][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.140485][ T32] r4:847da200 [ 1352.140521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.140584][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.140610][ T32] r4:00000001 [ 1352.140631][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.140664][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.140690][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.140755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.140799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.140866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.140909][ T32] r4:847ccb40 [ 1352.140953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.140987][ T32] INFO: task kworker/0:969:6314 blocked for more than 478 seconds. [ 1352.141023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.141047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.141068][ T32] task:kworker/0:969 state:D stack:0 pid:6314 tgid:6314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.141136][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.141188][ T32] Call trace: [ 1352.141219][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.141287][ T32] r10:829187f4 r9:ecd65d84 r8:00000002 r7:60000013 r6:ecd65d8c r5:85aa8c00 [ 1352.141315][ T32] r4:85aa8c00 [ 1352.141336][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.141375][ T32] r5:85aa8c00 r4:829187f0 [ 1352.141417][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.141461][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.141505][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd65e08 [ 1352.141526][ T32] r4:00000000 [ 1352.141544][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.141580][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.141616][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.141654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f6040 [ 1352.141699][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.141765][ T32] r9:83018005 r8:85aa8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 9 printk messages dropped ** [ 1352.142251][ T32] r4:85934b00 ** 4 printk messages dropped ** [ 1352.142459][ T32] Exception stack(0xecd65fb0 to 0xecd65ff8) ** 6 printk messages dropped ** [ 1352.143194][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1352.143974][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1352.144475][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1352.145282][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1352.145712][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.146365][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.146868][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.147107][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1352.179006][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.179793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.181175][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1352.182201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 9 printk messages dropped ** [ 1352.182867][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1352.183984][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.184664][ T32] task:kworker/1:617 state:D stack:0 pid:6319 tgid:6319 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1352.185550][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.185681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 [ 1352.185736][ T32] r4:00000000 [ 1352.185778][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.185856][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.185932][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.186019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fd180 [ 1352.186063][ T32] r4:00000000 [ 1352.186102][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.186198][ T32] r9:83018205 r8:85aaa400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.186251][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.186337][ T32] r5:00001000 r4:ec68f000 [ 1352.186402][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.186555][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.186742][ T32] r5:85a6978c r4:85a69400 [ 1352.186875][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.186999][ T32] r7:ddde2d40 r6:83018200 r5:85a6978c r4:859f7400 [ 1352.187046][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.187155][ T32] r10:61c88647 r9:85aaa400 r8:859f742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.187215][ T32] r4:859f7400 [ 1352.187259][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.187349][ T32] r10:00000000 r9:859f7400 r8:8027ed34 r7:ecc01e60 r6:859f7480 r5:85aaa400 [ 1352.187402][ T32] r4:00000001 [ 1352.187519][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.187595][ T32] Exception stack(0xecd49fb0 to 0xecd49ff8) [ 1352.187717][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.187774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.187822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.187873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.187935][ T32] r4:859ecbc0 [ 1352.212518][ T32] INFO: task kworker/1:617:6319 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.212731][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.212913][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.213152][ T32] Call trace: [ 1352.213255][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.213360][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.213405][ T32] r4:00000000 [ 1352.213449][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.213544][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.213677][ T32] 9d20: bce07000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.213748][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.213801][ T32] 9d60: 800b0013 ffffffff [ 1352.213866][ T32] r5:800b0013 r4:80239bd0 [ 1352.213919][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.214058][ T32] r4:82ac11e4 [ 1352.214132][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.214224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.214271][ T32] r4:e06b9dc0 [ 1352.214312][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.214393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.214438][ T32] r4:00000000 [ 1352.214479][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.214582][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.214633][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.214714][ T32] r5:00001000 r4:dfacd000 [ 1352.214771][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.214855][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.214959][ T32] r5:8501378c r4:85013400 [ 1352.215033][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.215128][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.215190][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.215290][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.215342][ T32] r4:847da200 [ 1352.215402][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.215499][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.215549][ T32] r4:00000001 [ 1352.215595][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.215683][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.215769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.215873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.215931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.216014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.216061][ T32] r4:847ccb40 [ 1352.216121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.216222][ T32] INFO: task kworker/0:971:6320 blocked for more than 478 seconds. [ 1352.216293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.216344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.216385][ T32] task:kworker/0:971 state:D stack:0 pid:6320 tgid:6320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.216551][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.216635][ T32] Call trace: [ 1352.216712][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.216841][ T32] r10:829187f4 r9:ecd85d84 r8:00000002 r7:60000013 r6:ecd85d8c r5:85aab000 [ 1352.216895][ T32] r4:85aab000 [ 1352.216941][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.217045][ T32] r5:85aab000 r4:829187f0 [ 1352.217115][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.217207][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.217293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd85e08 [ 1352.217406][ T32] r4:00000000 [ 1352.217452][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.217524][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.217623][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.217707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f6500 [ 1352.217775][ T32] r4:00000000 [ 1352.217860][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.217969][ T32] r9:83018005 r8:85aab000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1352.218021][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.232949][ T32] r5:00001000 r4:ecd79000 [ 1352.233100][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.233236][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.233330][ T32] r5:85a6738c r4:85a67000 [ 1352.233427][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.233534][ T32] r7:dddced40 r6:83018000 r5:85a6738c r4:85934c00 [ 1352.233586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.233708][ T32] r10:61c88647 r9:85aab000 r8:85934c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.233767][ T32] r4:85934c00 [ 1352.233844][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.233942][ T32] r10:00000000 r9:85934c00 r8:8027ed34 r7:ecd69e60 r6:859f7500 r5:85aab000 [ 1352.234004][ T32] r4:00000001 [ 1352.234045][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.234115][ T32] Exception stack(0xecd85fb0 to 0xecd85ff8) [ 1352.234193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.234280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.234342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.234402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.234463][ T32] r4:859f6000 ** 2 printk messages dropped ** [ 1352.235606][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.236197][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1352.237154][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1352.237704][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 5 printk messages dropped ** [ 1352.257474][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.257898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1352.258990][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.259557][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.259825][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.260713][ T32] r5:85a67b8c r4:85a67800 ** 6 printk messages dropped ** [ 1352.261467][ T32] r10:00000000 r9:85934c80 r8:8027ed34 r7:ecd69e60 r6:859f7580 r5:85aabc00 ** 9 printk messages dropped ** [ 1352.262891][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1352.264604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 6 printk messages dropped ** [ 1352.265187][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.266231][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1352.266849][ T32] INFO: task kworker/0:973:6326 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.267851][ T32] r5:85aac800 r4:829187f0 ** 1 printk messages dropped ** [ 1352.267992][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1352.305089][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.305522][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.305690][ T32] r10:61c88647 r9:85aac800 r8:85934d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.305740][ T32] r4:85934d00 [ 1352.305780][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.305926][ T32] r10:00000000 r9:85934d00 r8:8027ed34 r7:ecd31e60 r6:859f7600 r5:85aac800 [ 1352.306140][ T32] r4:00000001 [ 1352.306190][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.306263][ T32] Exception stack(0xecd8dfb0 to 0xecd8dff8) [ 1352.306385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.306451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.306511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.306612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.306658][ T32] r4:859f6640 [ 1352.307513][ T32] INFO: task kworker/0:973:6326 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.307638][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.308051][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.324243][ T32] Call trace: [ 1352.324374][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.324649][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.324702][ T32] r4:00000000 [ 1352.324764][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.324888][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.324998][ T32] 9d20: bd5d7000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.325064][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.325113][ T32] 9d60: 800b0013 ffffffff [ 1352.325194][ T32] r5:800b0013 r4:80239bd0 [ 1352.325264][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.325362][ T32] r4:82ac11e4 [ 1352.325419][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.325505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.325553][ T32] r4:e06b9dc0 [ 1352.325598][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.325705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.325761][ T32] r4:00000000 [ 1352.325804][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.325934][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.325987][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.326077][ T32] r5:00001000 r4:dfacd000 [ 1352.326120][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.326207][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.326312][ T32] r5:8501378c r4:85013400 [ 1352.326386][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.326486][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.326629][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.326739][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.326790][ T32] r4:847da200 [ 1352.326830][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.326917][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.327007][ T32] r4:00000001 [ 1352.327053][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1352.327320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.327690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1352.342582][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.342630][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.342839][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.343262][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.343755][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.344172][ T32] r4:859f67c0 ** 2 printk messages dropped ** [ 1352.344823][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.345352][ T32] 9d60: 800b0013 ffffffff ** 8 printk messages dropped ** [ 1352.345694][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.345924][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1352.346462][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1352.346894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.347599][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.347987][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.348043][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd95e08 [ 1352.370121][ T32] r4:00000000 [ 1352.370212][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.370327][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.370434][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.370526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f6a80 [ 1352.370577][ T32] r4:00000000 [ 1352.370638][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.370734][ T32] r9:83018005 r8:85aae000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1352.370810][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.370906][ T32] r5:00001000 r4:eb843000 [ 1352.370989][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.371087][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.371198][ T32] r5:85a6838c r4:85a68000 [ 1352.371264][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.371383][ T32] r7:dddced40 r6:83018000 r5:85a6838c r4:85934e00 [ 1352.371512][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.371605][ T32] r10:61c88647 r9:85aae000 r8:85934e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.371646][ T32] r4:85934e00 [ 1352.371723][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.371817][ T32] r10:00000000 r9:85934e00 r8:8027ed34 r7:ecd8de60 r6:859f7700 r5:85aae000 [ 1352.371867][ T32] r4:00000001 [ 1352.372029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.372109][ T32] Exception stack(0xecd95fb0 to 0xecd95ff8) [ 1352.372248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.372313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.372366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.372486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.372534][ T32] r4:859f6980 [ 1352.373373][ T32] INFO: task kworker/0:975:6330 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.373442][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.373803][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.373897][ T32] Call trace: [ 1352.374062][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.374181][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.374237][ T32] r4:00000000 [ 1352.374353][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.374434][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.374674][ T32] 9d20: bdd24000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.374783][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.374904][ T32] 9d60: 800b0013 ffffffff [ 1352.374992][ T32] r5:800b0013 r4:80239bd0 [ 1352.375039][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.375269][ T32] r4:82ac11e4 [ 1352.375310][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.375494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.375527][ T32] r4:e06b9dc0 [ 1352.375677][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.375836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.375863][ T32] r4:00000000 [ 1352.375907][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.375961][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.376043][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.376130][ T32] r5:00001000 r4:dfacd000 [ 1352.376194][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.376314][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.376559][ T32] r5:8501378c r4:85013400 [ 1352.376615][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.376790][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.376907][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1352.377284][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 8 printk messages dropped ** [ 1352.377944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.399249][ T32] r4:85aaec00 ** 4 printk messages dropped ** [ 1352.399445][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd99e08 ** 3 printk messages dropped ** [ 1352.399656][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.399702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596d040 [ 1352.399726][ T32] r4:00000000 [ 1352.399746][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.399890][ T32] r9:83018005 r8:85aaec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1352.399950][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.400033][ T32] r5:00001000 r4:ec741000 [ 1352.400073][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.400159][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.400265][ T32] r5:85a69f8c r4:85a69c00 [ 1352.400310][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.400413][ T32] r7:dddced40 r6:83018000 r5:85a69f8c r4:85934e80 [ 1352.400461][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.400544][ T32] r10:61c88647 r9:85aaec00 r8:85934eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.400589][ T32] r4:85934e80 [ 1352.400629][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.400714][ T32] r10:00000000 r9:85934e80 r8:8027ed34 r7:ecd8de60 r6:859f7780 r5:85aaec00 [ 1352.400758][ T32] r4:00000001 [ 1352.400803][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.400843][ T32] Exception stack(0xecd99fb0 to 0xecd99ff8) [ 1352.400871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.400923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.400979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.401011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.401058][ T32] r4:859f6ac0 [ 1352.401994][ T32] INFO: task kworker/0:976:6332 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.402033][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.402360][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.402413][ T32] Call trace: [ 1352.402857][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.403122][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.403204][ T32] r4:00000000 [ 1352.403306][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.403421][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.403491][ T32] 9d20: bddfe000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.403627][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.403746][ T32] 9d60: 800b0013 ffffffff [ 1352.403824][ T32] r5:800b0013 r4:80239bd0 [ 1352.403871][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.404068][ T32] r4:82ac11e4 [ 1352.404122][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.404214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.404594][ T32] r4:e06b9dc0 [ 1352.404697][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1352.405311][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.406406][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 9 printk messages dropped ** [ 1352.407727][ T32] INFO: task kworker/0:977:6334 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1352.442671][ T32] r10:829187f4 r9:ecd9dd84 r8:00000002 r7:60000113 r6:ecd9dd8c r5:85aa5400 ** 5 printk messages dropped ** [ 1352.442994][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd9de08 ** 2 printk messages dropped ** [ 1352.443116][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1352.443257][ T32] r4:00000000 [ 1352.443305][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.443357][ T32] r9:83018005 r8:85aa5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.443460][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.443517][ T32] r5:00001000 r4:eba7d000 [ 1352.443537][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.443576][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.443618][ T32] r5:85a68b8c r4:85a68800 [ 1352.443637][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.443683][ T32] r7:dddced40 r6:83018000 r5:85a68b8c r4:85934f00 [ 1352.443704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.443748][ T32] r10:61c88647 r9:85aa5400 r8:85934f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.443770][ T32] r4:85934f00 [ 1352.443789][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.443856][ T32] r10:00000000 r9:85934f00 r8:8027ed34 r7:ecd99e60 r6:859f7800 r5:85aa5400 [ 1352.443882][ T32] r4:00000001 [ 1352.443904][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.443965][ T32] Exception stack(0xecd9dfb0 to 0xecd9dff8) [ 1352.444001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.444035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.444063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.444092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.444124][ T32] r4:859f6c40 [ 1352.444619][ T32] INFO: task kworker/0:977:6334 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.444657][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1352.445167][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1352.445585][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.445836][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1352.446475][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1352.447923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1352.459981][ T32] r10:829187f4 r9:ecda1d84 r8:00000002 r7:60000013 r6:ecda1d8c r5:85ab0000 ** 5 printk messages dropped ** [ 1352.460628][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda1e08 [ 1352.460653][ T32] r4:00000000 [ 1352.460672][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1352.460812][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.461103][ T32] r5:85a68f8c r4:85a68c00 ** 6 printk messages dropped ** [ 1352.461768][ T32] r10:00000000 r9:85934f80 r8:8027ed34 r7:ecd99e60 r6:859f7880 r5:85ab0000 ** 8 printk messages dropped ** [ 1352.462815][ T32] INFO: task kworker/0:978:6336 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 11 printk messages dropped ** [ 1352.463271][ T32] r5:800b0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1352.463524][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.463728][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1352.464012][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1352.464226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.464301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.464328][ T32] r4:847ccb40 [ 1352.464349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.464496][ T32] INFO: task kworker/0:979:6337 blocked for more than 478 seconds. [ 1352.464529][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.464589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.464614][ T32] task:kworker/0:979 state:D stack:0 pid:6337 tgid:6337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.464736][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.464777][ T32] Call trace: [ 1352.464902][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.465042][ T32] r10:829187f4 r9:ecda5d84 r8:00000002 r7:60000113 r6:ecda5d8c r5:85ab0c00 [ 1352.465104][ T32] r4:85ab0c00 [ 1352.465128][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.465174][ T32] r5:85ab0c00 r4:829187f0 [ 1352.465266][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.465309][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.465387][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 [ 1352.465470][ T32] r4:00000000 [ 1352.465493][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.465533][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.465568][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.465623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f6300 [ 1352.465648][ T32] r4:00000000 [ 1352.465667][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.465781][ T32] r9:83018005 r8:85ab0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1352.465806][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.465896][ T32] r5:00001000 r4:ebcfd000 [ 1352.465991][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.466049][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.466095][ T32] r5:85a6938c r4:85a69000 [ 1352.466115][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.466159][ T32] r7:dddced40 r6:83018000 r5:85a6938c r4:859f5000 [ 1352.466187][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.466243][ T32] r10:61c88647 r9:85ab0c00 r8:859f502c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.466326][ T32] r4:859f5000 [ 1352.466348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.466391][ T32] r10:00000000 r9:859f5000 r8:8027ed34 r7:ecd99e60 r6:859f7900 r5:85ab0c00 [ 1352.466470][ T32] r4:00000001 [ 1352.466493][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.466530][ T32] Exception stack(0xecda5fb0 to 0xecda5ff8) [ 1352.466557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.466584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.466639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.466672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.466694][ T32] r4:859f6b00 [ 1352.467017][ T32] INFO: task kworker/0:979:6337 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.467077][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.467254][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.467361][ T32] Call trace: [ 1352.467562][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.467669][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.467787][ T32] r4:00000000 [ 1352.467810][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.467850][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.467880][ T32] 9d20: be967000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.467990][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.468146][ T32] 9d60: 800b0013 ffffffff [ 1352.498857][ T32] r5:800b0013 r4:80239bd0 [ 1352.498954][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.499041][ T32] r4:82ac11e4 [ 1352.499065][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.499109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 2 printk messages dropped ** [ 1352.499327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 8 printk messages dropped ** [ 1352.499869][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.500242][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1352.500595][ T32] INFO: task kworker/0:980:6340 blocked for more than 479 seconds. ** 12 printk messages dropped ** [ 1352.501464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd89e08 [ 1352.501488][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.501595][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1352.501993][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.502401][ T32] Exception stack(0xecd89fb0 to 0xecd89ff8) ** 6 printk messages dropped ** [ 1352.503179][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1352.503791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.503812][ T32] r4:e06b9dc0 [ 1352.503859][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.503906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.503928][ T32] r4:00000000 [ 1352.503948][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.504015][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.504041][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.504082][ T32] r5:00001000 r4:dfacd000 [ 1352.504145][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.504217][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.504300][ T32] r5:8501378c r4:85013400 [ 1352.504361][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.504411][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.504432][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.504475][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.504497][ T32] r4:847da200 [ 1352.504516][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.504560][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.504610][ T32] r4:00000001 [ 1352.504645][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.504681][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.504718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.504751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.504777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.504806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.504850][ T32] r4:847ccb40 [ 1352.504880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.504953][ T32] INFO: task kworker/1:618:6341 blocked for more than 479 seconds. [ 1352.505005][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.505050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.505120][ T32] task:kworker/1:618 state:D stack:0 pid:6341 tgid:6341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.505259][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.505306][ T32] Call trace: [ 1352.505395][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.505444][ T32] r10:829187f4 r9:ecda9d84 r8:00000002 r7:60000113 r6:ecda9d8c r5:85ab2400 [ 1352.505468][ T32] r4:85ab2400 [ 1352.505505][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.505549][ T32] r5:85ab2400 r4:829187f0 [ 1352.505612][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.505655][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.505701][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda9e08 [ 1352.505751][ T32] r4:00000000 [ 1352.505774][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.505837][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.505900][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.505946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fd2c0 [ 1352.505968][ T32] r4:00000000 [ 1352.505987][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.506030][ T32] r9:83018205 r8:85ab2400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1352.506051][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.506217][ T32] r5:00001000 r4:ec6bb000 [ 1352.506266][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.506332][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.506378][ T32] r5:85a26f8c r4:85a26c00 [ 1352.506398][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.506440][ T32] r7:ddde2d40 r6:83018200 r5:85a26f8c r4:859f7a00 [ 1352.506483][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.506551][ T32] r10:61c88647 r9:85ab2400 r8:859f7a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.506610][ T32] r4:859f7a00 [ 1352.506632][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.506676][ T32] r10:00000000 r9:859f7a00 r8:8027ed34 r7:ecc01e60 r6:859f7a80 r5:85ab2400 [ 1352.506699][ T32] r4:00000001 [ 1352.506717][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1352.506905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1352.507701][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.508035][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1352.533339][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1352.533672][ T32] r4:847da200 ** 5 printk messages dropped ** [ 1352.533876][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.534207][ T32] task:kworker/1:619 state:D stack:0 pid:6343 tgid:6343 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.534630][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 ** 3 printk messages dropped ** [ 1352.534891][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.534948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535a580 [ 1352.534973][ T32] r4:00000000 [ 1352.535065][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.535113][ T32] r9:83018205 r8:85ab3000 r7:00000000 r6:83018200 r5:00001000 r4:7f1d7000 [ 1352.535134][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.535206][ T32] r5:00001000 r4:ecd7b000 [ 1352.535251][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.535294][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.535344][ T32] r5:844e0f8c r4:844e0c00 [ 1352.535390][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.535437][ T32] r7:ddde2d40 r6:83018200 r5:844e0f8c r4:859f7b00 [ 1352.535457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.535501][ T32] r10:61c88647 r9:85ab3000 r8:859f7b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.535582][ T32] r4:859f7b00 [ 1352.535605][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.535648][ T32] r10:00000000 r9:859f7b00 r8:8027ed34 r7:ecc01e60 r6:859f7b80 r5:85ab3000 [ 1352.535670][ T32] r4:00000001 [ 1352.535713][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.535774][ T32] Exception stack(0xecdb1fb0 to 0xecdb1ff8) [ 1352.535805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.535833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.535859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.535910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.535947][ T32] r4:859fd140 [ 1352.536447][ T32] INFO: task kworker/1:619:6343 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.536510][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.536625][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.536673][ T32] Call trace: [ 1352.536705][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.536774][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.536798][ T32] r4:00000000 [ 1352.536820][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.536869][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.536899][ T32] 9d20: bf1da000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.536950][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.537015][ T32] 9d60: 800b0013 ffffffff [ 1352.537044][ T32] r5:800b0013 r4:80239bd0 [ 1352.537065][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.537146][ T32] r4:82ac11e4 [ 1352.537219][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.537288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.537314][ T32] r4:e06b9dc0 [ 1352.537335][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.537377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.537399][ T32] r4:00000000 [ 1352.537417][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1352.537543][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.537907][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1352.551514][ T32] r4:847ccb40 ** 4 printk messages dropped ** [ 1352.551677][ T32] task:kworker/0:981 state:D stack:0 pid:6346 tgid:6346 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.552290][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdbde08 [ 1352.552344][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.552464][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.552836][ T32] r5:00001000 r4:ec94f000 ** 6 printk messages dropped ** [ 1352.553101][ T32] r10:61c88647 r9:85ab5400 r8:859f512c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1352.553573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1352.554710][ T32] 9d20: bf470000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1352.555083][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.555305][ T32] r5:00001000 r4:dfacd000 ** 4 printk messages dropped ** [ 1352.555531][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 9 printk messages dropped ** [ 1352.555991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.556228][ T32] task:kworker/0:982 state:D stack:0 pid:6347 tgid:6347 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.556638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc1e08 ** 3 printk messages dropped ** [ 1352.556876][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1352.557284][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.557724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.557828][ T32] r4:8596d2c0 [ 1352.577485][ T32] INFO: task kworker/0:982:6347 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.577613][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.577721][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.577812][ T32] Call trace: [ 1352.577902][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.577965][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.577989][ T32] r4:00000000 [ 1352.578033][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.578133][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.578767][ T32] 9d20: bf845000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.578812][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.578838][ T32] 9d60: 800b0013 ffffffff [ 1352.578863][ T32] r5:800b0013 r4:80239bd0 [ 1352.578908][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.579053][ T32] r4:82ac11e4 [ 1352.579078][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.579120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.579143][ T32] r4:e06b9dc0 [ 1352.579167][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.579209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.579231][ T32] r4:00000000 [ 1352.579251][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.579295][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.579316][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.579359][ T32] r5:00001000 r4:dfacd000 [ 1352.579379][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.579442][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.579489][ T32] r5:8501378c r4:85013400 [ 1352.579510][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.579555][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.579575][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.579618][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.579640][ T32] r4:847da200 [ 1352.579679][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.579728][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.579751][ T32] r4:00000001 [ 1352.579770][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.579852][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.579930][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.579962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.580011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.580044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.580067][ T32] r4:847ccb40 [ 1352.580104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.580150][ T32] INFO: task kworker/0:983:6349 blocked for more than 479 seconds. [ 1352.580194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.580220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.580313][ T32] task:kworker/0:983 state:D stack:0 pid:6349 tgid:6349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.580381][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.580454][ T32] Call trace: [ 1352.580508][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.580604][ T32] r10:829187f4 r9:ecdc9d84 r8:00000002 r7:60000113 r6:ecdc9d8c r5:85ab4800 [ 1352.580632][ T32] r4:85ab4800 [ 1352.580654][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.580718][ T32] r5:85ab4800 r4:829187f0 [ 1352.580765][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.580809][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.580887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc9e08 [ 1352.580922][ T32] r4:00000000 [ 1352.580941][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.580979][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.581013][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.581053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596d400 [ 1352.581099][ T32] r4:00000000 [ 1352.581141][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.581205][ T32] r9:83018005 r8:85ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1352.581227][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.581267][ T32] r5:00001000 r4:ec871000 [ 1352.581289][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.581328][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.581412][ T32] r5:85a6a78c r4:85a6a400 [ 1352.581435][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.581701][ T32] r10:00000000 r9:859f5200 r8:8027ed34 r7:ecdbde60 r6:859f7d00 r5:85ab4800 ** 3 printk messages dropped ** [ 1352.581830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.581857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.581907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.581943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.581965][ T32] r4:8596d340 [ 1352.582448][ T32] INFO: task kworker/0:983:6349 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.582514][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.582642][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.582738][ T32] Call trace: [ 1352.582795][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.582847][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.582872][ T32] r4:00000000 [ 1352.582916][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1352.583303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 7 printk messages dropped ** [ 1352.583590][ T32] r5:00001000 r4:dfacd000 ** 7 printk messages dropped ** [ 1352.583969][ T32] r4:847da200 ** 4 printk messages dropped ** [ 1352.584261][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 6 printk messages dropped ** [ 1352.584630][ T32] INFO: task kworker/0:984:6351 blocked for more than 479 seconds. ** 12 printk messages dropped ** [ 1352.585264][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd1e08 [ 1352.585286][ T32] r4:00000000 [ 1352.585305][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1352.585608][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.586221][ T32] r10:00000000 r9:859f5280 r8:8027ed34 r7:ecdbde60 r6:859f7d80 r5:85ab6000 ** 9 printk messages dropped ** [ 1352.586895][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1352.587863][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.588018][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1352.610089][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.610401][ T32] r4:847ccb40 ** 5 printk messages dropped ** [ 1352.610676][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.610796][ T32] Call trace: [ 1352.610834][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.610884][ T32] r10:829187f4 r9:ecdd9d84 r8:00000002 r7:60000113 r6:ecdd9d8c r5:85ab8c00 [ 1352.610906][ T32] r4:85ab8c00 [ 1352.610978][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.611031][ T32] r5:85ab8c00 r4:829187f0 [ 1352.611052][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.611092][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.611137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 [ 1352.611166][ T32] r4:00000000 [ 1352.611187][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.611267][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.611325][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.611413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596d6c0 [ 1352.611439][ T32] r4:00000000 [ 1352.611460][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.611507][ T32] r9:83018005 r8:85ab8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1352.611575][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.611631][ T32] r5:00001000 r4:ec8d7000 [ 1352.611686][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.611759][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.611805][ T32] r5:85a6af8c r4:85a6ac00 [ 1352.611824][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.611868][ T32] r7:dddced40 r6:83018000 r5:85a6af8c r4:859f5300 [ 1352.611889][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.612011][ T32] r10:61c88647 r9:85ab8c00 r8:859f532c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.612049][ T32] r4:859f5300 [ 1352.612072][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.612116][ T32] r10:00000000 r9:859f5300 r8:8027ed34 r7:ecdbde60 r6:859f7e00 r5:85ab8c00 [ 1352.612180][ T32] r4:00000001 [ 1352.612205][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.612241][ T32] Exception stack(0xecdd9fb0 to 0xecdd9ff8) [ 1352.612277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.612321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.612350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.612396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.612422][ T32] r4:8596d380 [ 1352.612936][ T32] INFO: task kworker/0:985:6353 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.613001][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.613125][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.613180][ T32] Call trace: [ 1352.613239][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.613288][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.613312][ T32] r4:00000000 [ 1352.613332][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.613465][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.613604][ T32] 9d20: bfb61000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.613636][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.613662][ T32] 9d60: 800b0013 ffffffff ** 4 printk messages dropped ** [ 1352.613920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 8 printk messages dropped ** [ 1352.614380][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1352.615164][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1352.615865][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.616216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdade08 ** 2 printk messages dropped ** [ 1352.616292][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1352.616767][ T32] r7:dddced40 r6:83018000 r5:85a6b38c r4:859f5380 ** 7 printk messages dropped ** [ 1352.616989][ T32] Exception stack(0xecdadfb0 to 0xecdadff8) ** 6 printk messages dropped ** [ 1352.617589][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.617713][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.617788][ T32] Call trace: [ 1352.617822][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.617892][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.617920][ T32] r4:00000000 [ 1352.617940][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.617980][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.618009][ T32] 9d20: bfb61000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.618048][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.618074][ T32] 9d60: 800b0013 ffffffff [ 1352.618097][ T32] r5:800b0013 r4:80239bd0 [ 1352.637953][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.638425][ T32] r4:82ac11e4 [ 1352.638470][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.638534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.638587][ T32] r4:e06b9dc0 [ 1352.638612][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.638658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.638680][ T32] r4:00000000 [ 1352.638749][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.638800][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.638822][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.638902][ T32] r5:00001000 r4:dfacd000 [ 1352.638946][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.638990][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.639032][ T32] r5:8501378c r4:85013400 [ 1352.639052][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.639136][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.639214][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.639264][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.639312][ T32] r4:847da200 [ 1352.639335][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.639386][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.639410][ T32] r4:00000001 [ 1352.639429][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.639488][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.639546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.639592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.639622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.639798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.640209][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.640258][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecddde08 ** 3 printk messages dropped ** [ 1352.640373][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1352.640825][ T32] r7:dddced40 r6:83018000 r5:85a6b78c r4:859f5480 ** 9 printk messages dropped ** [ 1352.641196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.642138][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 14 printk messages dropped ** [ 1352.642797][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.642976][ T32] r5:00001000 r4:dfacd000 ** 6 printk messages dropped ** [ 1352.643303][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1352.644034][ T32] INFO: task kworker/0:988:6360 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.644355][ T32] r4:84938000 ** 4 printk messages dropped ** [ 1352.644650][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb5e08 ** 3 printk messages dropped ** [ 1352.644791][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1352.645303][ T32] r7:dddced40 r6:83018000 r5:85a6c38c r4:859f5580 ** 9 printk messages dropped ** [ 1352.645671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.645752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.645777][ T32] r4:8596d940 [ 1352.646077][ T32] INFO: task kworker/0:988:6360 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.646112][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.646286][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.646359][ T32] Call trace: [ 1352.646391][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.646439][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.646486][ T32] r4:00000000 [ 1352.646516][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.646580][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.646612][ T32] 9d20: c0006000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.646640][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.646663][ T32] 9d60: 800b0013 ffffffff [ 1352.646687][ T32] r5:800b0013 r4:80239bd0 [ 1352.646707][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.646746][ T32] r4:82ac11e4 [ 1352.646777][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.646821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.646888][ T32] r4:e06b9dc0 [ 1352.646952][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.647024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.647049][ T32] r4:00000000 [ 1352.647091][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.647143][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.647213][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.647296][ T32] r5:00001000 r4:dfacd000 [ 1352.647391][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.647433][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.647485][ T32] r5:8501378c r4:85013400 [ 1352.647508][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.647555][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.647575][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.647620][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.647667][ T32] r4:847da200 [ 1352.647691][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.647760][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.647787][ T32] r4:00000001 [ 1352.647855][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1352.648027][ T32] r4:847ccb40 ** 3 printk messages dropped ** [ 1352.681186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.681242][ T32] task:kworker/0:989 state:D stack:0 pid:6362 tgid:6362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.681340][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.681450][ T32] Call trace: [ 1352.681486][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.681569][ T32] r10:829187f4 r9:ecde5d84 r8:00000002 r7:60000013 r6:ecde5d8c r5:84938c00 [ 1352.681599][ T32] r4:84938c00 [ 1352.681643][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.681703][ T32] r5:84938c00 r4:829187f0 [ 1352.681725][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.681766][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.681834][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde5e08 [ 1352.681870][ T32] r4:00000000 [ 1352.681915][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.681984][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.682028][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.682083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596dc40 [ 1352.682109][ T32] r4:00000000 [ 1352.682152][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.682286][ T32] r9:83018005 r8:84938c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1352.682359][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.682450][ T32] r5:00001000 r4:ec96f000 [ 1352.682497][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.682622][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.682691][ T32] r5:85a6bf8c r4:85a6bc00 [ 1352.682732][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.682782][ T32] r7:dddced40 r6:83018000 r5:85a6bf8c r4:859f5680 [ 1352.682803][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.682848][ T32] r10:61c88647 r9:84938c00 r8:859f56ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.682918][ T32] r4:859f5680 [ 1352.682987][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.683062][ T32] r10:00000000 r9:859f5680 r8:8027ed34 r7:ecdb5e60 r6:859f5700 r5:84938c00 [ 1352.683116][ T32] r4:00000001 [ 1352.683139][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.683182][ T32] Exception stack(0xecde5fb0 to 0xecde5ff8) [ 1352.683283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.683316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.684092][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.684475][ T32] 9d60: 800b0013 ffffffff ** 5 printk messages dropped ** [ 1352.684735][ T32] r4:e06b9dc0 ** 5 printk messages dropped ** [ 1352.685026][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.685401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.685719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.685877][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1352.686036][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.686410][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.686455][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 ** 3 printk messages dropped ** [ 1352.686592][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1352.687080][ T32] r5:85a6cf8c r4:85a6cc00 ** 6 printk messages dropped ** [ 1352.687461][ T32] r10:00000000 r9:859f5780 r8:8027ed34 r7:ecdb5e60 r6:859f5800 r5:84939800 ** 9 printk messages dropped ** [ 1352.688125][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1352.712431][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.712578][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1352.713123][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.713626][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.713985][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdede08 [ 1352.714007][ T32] r4:00000000 [ 1352.714026][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.714062][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.714096][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.714146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596d540 [ 1352.714176][ T32] r4:00000000 [ 1352.714196][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.714240][ T32] r9:83018005 r8:85aba400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1352.714296][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.714353][ T32] r5:00001000 r4:ecbc1000 [ 1352.714378][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.714418][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.714468][ T32] r5:85a6c78c r4:85a6c400 [ 1352.714489][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.714534][ T32] r7:dddced40 r6:83018000 r5:85a6c78c r4:859f5880 [ 1352.714567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.714614][ T32] r10:61c88647 r9:85aba400 r8:859f58ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.714636][ T32] r4:859f5880 [ 1352.714750][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.714821][ T32] r10:00000000 r9:859f5880 r8:8027ed34 r7:ecde1e60 r6:859f7e80 r5:85aba400 [ 1352.714849][ T32] r4:00000001 [ 1352.714868][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.714903][ T32] Exception stack(0xecdedfb0 to 0xecdedff8) [ 1352.714951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.715016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.715047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.715126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.715152][ T32] r4:8596ddc0 [ 1352.715630][ T32] INFO: task kworker/0:991:6366 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.715666][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.715745][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.715795][ T32] Call trace: [ 1352.715824][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.715929][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.715982][ T32] r4:00000000 [ 1352.716019][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.716078][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.716143][ T32] 9d20: c0ccd000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.716206][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.716233][ T32] 9d60: 800b0013 ffffffff [ 1352.716256][ T32] r5:800b0013 r4:80239bd0 [ 1352.716276][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.716317][ T32] r4:82ac11e4 [ 1352.716339][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.716383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.716406][ T32] r4:e06b9dc0 [ 1352.716424][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.716464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.716488][ T32] r4:00000000 [ 1352.716506][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.716550][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.716572][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.716735][ T32] r5:00001000 r4:dfacd000 [ 1352.716760][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.716871][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.716918][ T32] r5:8501378c r4:85013400 [ 1352.716939][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.717049][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1352.717335][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.717621][ T32] task:kworker/0:992 state:D stack:0 pid:6368 tgid:6368 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.730369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 ** 2 printk messages dropped ** [ 1352.730510][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.730822][ T32] r5:00001000 r4:eccb7000 ** 6 printk messages dropped ** [ 1352.731158][ T32] r10:61c88647 r9:8493b000 r8:859f592c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1352.731503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.731672][ T32] r4:8596dd00 [ 1352.732199][ T32] INFO: task kworker/0:992:6368 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.732263][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.732474][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.732535][ T32] Call trace: [ 1352.732592][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.732647][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.732671][ T32] r4:00000000 [ 1352.732691][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.732778][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.732812][ T32] 9d20: c0ccd000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.732842][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.732888][ T32] 9d60: 800b0013 ffffffff [ 1352.732914][ T32] r5:800b0013 r4:80239bd0 [ 1352.732935][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.732999][ T32] r4:82ac11e4 [ 1352.733023][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.733066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.733088][ T32] r4:e06b9dc0 [ 1352.733107][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.733172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.733199][ T32] r4:00000000 [ 1352.733218][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.733288][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.733355][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.733400][ T32] r5:00001000 r4:dfacd000 [ 1352.733419][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.733467][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.733540][ T32] r5:8501378c r4:85013400 [ 1352.733563][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.733610][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.733664][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.733712][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.733735][ T32] r4:847da200 [ 1352.733754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.733798][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.733819][ T32] r4:00000001 [ 1352.733876][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.733941][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.733970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.734023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.734075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.734145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.734175][ T32] r4:847ccb40 [ 1352.734197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.734226][ T32] INFO: task kworker/1:620:6369 blocked for more than 479 seconds. [ 1352.734258][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1352.734355][ T32] task:kworker/1:620 state:D stack:0 pid:6369 tgid:6369 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.734880][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf1e08 ** 3 printk messages dropped ** [ 1352.735062][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1352.735311][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.735718][ T32] Exception stack(0xecdf1fb0 to 0xecdf1ff8) ** 7 printk messages dropped ** [ 1352.736541][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.736832][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 10 printk messages dropped ** [ 1352.737223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1352.737680][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 7 printk messages dropped ** [ 1352.737977][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 9 printk messages dropped ** [ 1352.756216][ T32] task:kworker/0:993 state:D stack:0 pid:6372 tgid:6372 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.756796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde9e08 ** 5 printk messages dropped ** [ 1352.757048][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.757378][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1352.757857][ T32] r4:85a050c0 ** 6 printk messages dropped ** [ 1352.769228][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1352.769735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 12 printk messages dropped ** [ 1352.770306][ T32] r4:847da200 ** 7 printk messages dropped ** [ 1352.770572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.770600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.770646][ T32] r4:847ccb40 [ 1352.770673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.770714][ T32] INFO: task kworker/0:994:6374 blocked for more than 479 seconds. [ 1352.770974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.771012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.771036][ T32] task:kworker/0:994 state:D stack:0 pid:6374 tgid:6374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.771097][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.771227][ T32] Call trace: [ 1352.771263][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.771360][ T32] r10:829187f4 r9:ecdf9d84 r8:00000002 r7:60000013 r6:ecdf9d8c r5:8493d400 [ 1352.771411][ T32] r4:8493d400 [ 1352.771434][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.771474][ T32] r5:8493d400 r4:829187f0 [ 1352.771493][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.771532][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.771599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf9e08 [ 1352.771625][ T32] r4:00000000 [ 1352.771644][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.771685][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.771722][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.771784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a055c0 [ 1352.771811][ T32] r4:00000000 [ 1352.771831][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.771874][ T32] r9:83018005 r8:8493d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1352.771908][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.771961][ T32] r5:00001000 r4:ece03000 [ 1352.772006][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.772049][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.772090][ T32] r5:85a6d78c r4:85a6d400 [ 1352.772158][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.772234][ T32] r7:dddced40 r6:83018000 r5:85a6d78c r4:859f5b80 [ 1352.772261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.772313][ T32] r10:61c88647 r9:8493d400 r8:859f5bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.772337][ T32] r4:859f5b80 [ 1352.772357][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.772400][ T32] r10:00000000 r9:859f5b80 r8:8027ed34 r7:ecde9e60 r6:859f5c00 r5:8493d400 [ 1352.772467][ T32] r4:00000001 [ 1352.772506][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.772544][ T32] Exception stack(0xecdf9fb0 to 0xecdf9ff8) [ 1352.772570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.772621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.772653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.772704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.772734][ T32] r4:85a050c0 [ 1352.773197][ T32] INFO: task kworker/0:994:6374 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.773232][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.773288][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.773369][ T32] Call trace: [ 1352.773429][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.773514][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.773541][ T32] r4:00000000 [ 1352.773561][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.773616][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.773672][ T32] 9d20: c11be000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.773713][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.773746][ T32] 9d60: 800b0013 ffffffff [ 1352.773769][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1352.773977][ T32] r4:e06b9dc0 ** 6 printk messages dropped ** [ 1352.774235][ T32] r5:00001000 r4:dfacd000 ** 8 printk messages dropped ** [ 1352.774700][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1352.775143][ T32] INFO: task kworker/0:995:6376 blocked for more than 479 seconds. ** 11 printk messages dropped ** [ 1352.775737][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.775810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece01e08 [ 1352.775917][ T32] r4:00000000 [ 1352.775965][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.776006][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.776040][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.776079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a058c0 [ 1352.776123][ T32] r4:00000000 [ 1352.776156][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.776209][ T32] r9:83018005 r8:8493e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1352.776265][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.776325][ T32] r5:00001000 r4:ece1b000 [ 1352.776348][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.776387][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.776428][ T32] r5:85a6df8c r4:85a6dc00 [ 1352.776447][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.776575][ T32] r7:dddced40 r6:83018000 r5:85a6df8c r4:859f5c80 ** 1 printk messages dropped ** [ 1352.776669][ T32] r10:61c88647 r9:8493e000 r8:859f5cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.776694][ T32] r4:859f5c80 [ 1352.776748][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.776812][ T32] r10:00000000 r9:859f5c80 r8:8027ed34 r7:ecdf9e60 r6:859f5d00 r5:8493e000 [ 1352.776837][ T32] r4:00000001 [ 1352.776855][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.776891][ T32] Exception stack(0xece01fb0 to 0xece01ff8) [ 1352.776917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.776969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.776999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.777028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.777049][ T32] r4:85a05440 [ 1352.777330][ T32] INFO: task kworker/0:995:6376 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.777376][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1352.777735][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 14 printk messages dropped ** [ 1352.798913][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.799265][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1352.799717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.800026][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.800356][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 [ 1352.800391][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.800555][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1352.800912][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1352.802277][ T32] INFO: task kworker/0:996:6378 is blocked on a mutex likely owned by task kworker/1:224:3809. ** 15 printk messages dropped ** [ 1352.803159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 12 printk messages dropped ** [ 1352.803801][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 10 printk messages dropped ** [ 1352.804170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1352.804997][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1352.805208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece19e08 [ 1352.805312][ T32] r4:00000000 [ 1352.805334][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.805378][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.805417][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.805481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a05b80 [ 1352.805507][ T32] r4:00000000 [ 1352.805560][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.805607][ T32] r9:83018005 r8:8493a400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1352.805677][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.805735][ T32] r5:00001000 r4:ece33000 [ 1352.805757][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.805820][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.805866][ T32] r5:85a6e78c r4:85a6e400 [ 1352.805885][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.806037][ T32] r7:dddced40 r6:83018000 r5:85a6e78c r4:859f5e80 [ 1352.806060][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.806104][ T32] r10:61c88647 r9:8493a400 r8:859f5eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.806126][ T32] r4:859f5e80 [ 1352.806143][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.806216][ T32] r10:00000000 r9:859f5e80 r8:8027ed34 r7:ece01e60 r6:859f5f00 r5:8493a400 [ 1352.806242][ T32] r4:00000001 [ 1352.806292][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.806330][ T32] Exception stack(0xece19fb0 to 0xece19ff8) [ 1352.806357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.806443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.806472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.806533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.806558][ T32] r4:85a05740 [ 1352.806852][ T32] INFO: task kworker/0:997:6381 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.806887][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.807025][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.807078][ T32] Call trace: [ 1352.807124][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.807182][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.807209][ T32] r4:00000000 [ 1352.807255][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.807324][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.807363][ T32] 9d20: c17fd000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1352.807846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 11 printk messages dropped ** [ 1352.841538][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 15 printk messages dropped ** [ 1352.842321][ T32] task:kworker/0:998 state:D stack:0 pid:6382 tgid:6382 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.843145][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.843442][ T32] r9:83018005 r8:85ae0000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 9 printk messages dropped ** [ 1352.843980][ T32] r4:859f5f80 ** 5 printk messages dropped ** [ 1352.844150][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.845126][ T32] Call trace: ** 8 printk messages dropped ** [ 1352.845595][ T32] r5:800b0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1352.846053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1352.846402][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 9 printk messages dropped ** [ 1352.846748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1352.847328][ T32] r4:85ae0c00 ** 4 printk messages dropped ** [ 1352.847681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece31e08 [ 1352.847709][ T32] r4:00000000 [ 1352.847741][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.847784][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.847820][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.847862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a05d00 [ 1352.847885][ T32] r4:00000000 [ 1352.847966][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.848025][ T32] r9:83018005 r8:85ae0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1352.848065][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.859749][ T32] r5:00001000 r4:ece3f000 [ 1352.859829][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.859918][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.859970][ T32] r5:85a6eb8c r4:85a6e800 [ 1352.860018][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.860073][ T32] r7:dddced40 r6:83018000 r5:85a6eb8c r4:85a12080 [ 1352.860119][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.860178][ T32] r10:61c88647 r9:85ae0c00 r8:85a120ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.860204][ T32] r4:85a12080 [ 1352.860226][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.860272][ T32] r10:00000000 r9:85a12080 r8:8027ed34 r7:ece19e60 r6:85a12100 r5:85ae0c00 [ 1352.860295][ T32] r4:00000001 [ 1352.860316][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.860417][ T32] Exception stack(0xece31fb0 to 0xece31ff8) [ 1352.860534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.860569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.860622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.860656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.860681][ T32] r4:85a05980 [ 1352.861176][ T32] INFO: task kworker/0:999:6384 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.861216][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.861311][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.861477][ T32] Call trace: [ 1352.861510][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.861561][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.861610][ T32] r4:00000000 [ 1352.861643][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.861710][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.861762][ T32] 9d20: c1e7c000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.861791][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.861815][ T32] 9d60: 800b0013 ffffffff [ 1352.861838][ T32] r5:800b0013 r4:80239bd0 [ 1352.861858][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.861916][ T32] r4:82ac11e4 [ 1352.861969][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.862015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.862087][ T32] r4:e06b9dc0 [ 1352.862110][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.862152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.862305][ T32] r4:00000000 [ 1352.862330][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1352.862630][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1352.863157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 14 printk messages dropped ** [ 1352.863779][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.863951][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1352.864304][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1352.865262][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1352.866079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 12 printk messages dropped ** [ 1352.866621][ T32] r4:847da200 ** 6 printk messages dropped ** [ 1352.866994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.867592][ T32] r10:829187f4 r9:ece49d84 r8:00000002 r7:60000113 r6:ece49d8c r5:85ae2400 ** 4 printk messages dropped ** [ 1352.867747][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.867790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece49e08 [ 1352.867812][ T32] r4:00000000 [ 1352.867857][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.867914][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.867954][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.868041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a05fc0 [ 1352.893020][ T32] r4:00000000 [ 1352.893116][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.893200][ T32] r9:83018005 r8:85ae2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1352.893226][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.893273][ T32] r5:00001000 r4:ece57000 [ 1352.893368][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.893415][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.893459][ T32] r5:85a6f38c r4:85a6f000 [ 1352.893479][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.893573][ T32] r7:dddced40 r6:83018000 r5:85a6f38c r4:85a12280 [ 1352.893626][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.893678][ T32] r10:61c88647 r9:85ae2400 r8:85a122ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.893780][ T32] r4:85a12280 [ 1352.893863][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.893925][ T32] r10:00000000 r9:85a12280 r8:8027ed34 r7:ece3de60 r6:85a12300 r5:85ae2400 [ 1352.893998][ T32] r4:00000001 [ 1352.894023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.894060][ T32] Exception stack(0xece49fb0 to 0xece49ff8) [ 1352.894089][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.894141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.894177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.894205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.894227][ T32] r4:85a05f00 [ 1352.894692][ T32] INFO: task kworker/0:1001:6388 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.894741][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.894870][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.894948][ T32] Call trace: [ 1352.895051][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.895104][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.895127][ T32] r4:00000000 [ 1352.895147][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.895193][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.895365][ T32] 9d20: c23af000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.895398][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.895421][ T32] 9d60: 800b0013 ffffffff [ 1352.895446][ T32] r5:800b0013 r4:80239bd0 [ 1352.895466][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.895541][ T32] r4:82ac11e4 [ 1352.895566][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.895610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.895633][ T32] r4:e06b9dc0 [ 1352.895652][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.895693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.895715][ T32] r4:00000000 [ 1352.895740][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.895847][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.895874][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.895917][ T32] r5:00001000 r4:dfacd000 [ 1352.896007][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.896050][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.896090][ T32] r5:8501378c r4:85013400 [ 1352.896110][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.896155][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.896181][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.896225][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.896246][ T32] r4:847da200 [ 1352.896290][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1352.896657][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 7 printk messages dropped ** [ 1352.897298][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.898057][ T32] r5:85ae3000 r4:829187f0 ** 2 printk messages dropped ** [ 1352.910613][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 ** 5 printk messages dropped ** [ 1352.911058][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.911396][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1352.911864][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.912281][ T32] r4:85a05e40 ** 5 printk messages dropped ** [ 1352.913084][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 13 printk messages dropped ** [ 1352.913738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1352.914238][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 7 printk messages dropped ** [ 1352.914573][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 10 printk messages dropped ** [ 1352.915174][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.915222][ T32] Call trace: [ 1352.915279][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.915324][ T32] r10:829187f4 r9:ece6dd84 r8:00000002 r7:60000013 r6:ece6dd8c r5:85ae3c00 [ 1352.915384][ T32] r4:85ae3c00 [ 1352.915407][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.915472][ T32] r5:85ae3c00 r4:829187f0 [ 1352.915584][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.915651][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.915706][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece6de08 [ 1352.915796][ T32] r4:00000000 [ 1352.915845][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.915911][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.915957][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.916045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a16380 [ 1352.916117][ T32] r4:00000000 [ 1352.916139][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.916192][ T32] r9:83018005 r8:85ae3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1352.916254][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.916300][ T32] r5:00001000 r4:ece73000 [ 1352.916342][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.916383][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.916470][ T32] r5:85a6fb8c r4:85a6f800 [ 1352.916493][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.916535][ T32] r7:dddced40 r6:83018000 r5:85a6fb8c r4:85a12480 [ 1352.916555][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.916622][ T32] r10:61c88647 r9:85ae3c00 r8:85a124ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.916647][ T32] r4:85a12480 [ 1352.916695][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.916762][ T32] r10:00000000 r9:85a12480 r8:8027ed34 r7:ece55e60 r6:85a12500 r5:85ae3c00 [ 1352.916863][ T32] r4:00000001 [ 1352.916910][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.916948][ T32] Exception stack(0xece6dfb0 to 0xece6dff8) [ 1352.916997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.917031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.917057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.917084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.917135][ T32] r4:85a16000 [ 1352.917465][ T32] INFO: task kworker/0:1003:6391 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1352.917549][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.917796][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.917865][ T32] Call trace: [ 1352.917922][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.917978][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1352.918002][ T32] r4:00000000 [ 1352.918021][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.918058][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1352.940867][ T32] 9d20: c2af7000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.940972][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.941051][ T32] 9d60: 800b0013 ffffffff [ 1352.941086][ T32] r5:800b0013 r4:80239bd0 [ 1352.941155][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.941253][ T32] r4:82ac11e4 [ 1352.941278][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.941323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 ** 2 printk messages dropped ** [ 1352.941510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 9 printk messages dropped ** [ 1352.941927][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 ** 8 printk messages dropped ** [ 1352.942482][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.943004][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.943477][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.943734][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1352.944130][ T32] r5:85a6ff8c r4:85a6fc00 ** 5 printk messages dropped ** [ 1352.944493][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1352.945418][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1352.945881][ T32] 9d20: c2af7000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1352.945916][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.945939][ T32] 9d60: 800b0013 ffffffff [ 1352.945985][ T32] r5:800b0013 r4:80239bd0 [ 1352.946010][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.946093][ T32] r4:82ac11e4 [ 1352.946118][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.946166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.946208][ T32] r4:e06b9dc0 [ 1352.946241][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.946310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.946373][ T32] r4:00000000 [ 1352.946445][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.946566][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.946626][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.946671][ T32] r5:00001000 r4:dfacd000 [ 1352.946691][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.946728][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.946769][ T32] r5:8501378c r4:85013400 [ 1352.946788][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.946833][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.946854][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.946922][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.947009][ T32] r4:847da200 [ 1352.947036][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.947081][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.947104][ T32] r4:00000001 [ 1352.947140][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.947185][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.947239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.947285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.947337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.947368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.947437][ T32] r4:847ccb40 [ 1352.947499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.947530][ T32] INFO: task kworker/0:1005:6395 blocked for more than 479 seconds. [ 1352.947633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.947661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.947739][ T32] task:kworker/0:1005 state:D stack:0 pid:6395 tgid:6395 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1352.947961][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1352.971792][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.972063][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1352.972639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.973173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.974266][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 13 printk messages dropped ** [ 1352.974887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 14 printk messages dropped ** [ 1352.975587][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 11 printk messages dropped ** [ 1352.975968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.976518][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1352.977030][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1352.977588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1352.990384][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1352.990411][ T32] 9d60: 800b0013 ffffffff [ 1352.990436][ T32] r5:800b0013 r4:80239bd0 [ 1352.990456][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.990515][ T32] r4:82ac11e4 [ 1352.990540][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.990583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.990605][ T32] r4:e06b9dc0 [ 1352.990624][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.990666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.990743][ T32] r4:00000000 [ 1352.990767][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.990815][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.990837][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.990902][ T32] r5:00001000 r4:dfacd000 [ 1352.990962][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.991022][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.991065][ T32] r5:8501378c r4:85013400 [ 1352.991085][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.991174][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.991255][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.991304][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.991344][ T32] r4:847da200 [ 1352.991394][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.991459][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.991531][ T32] r4:00000001 [ 1352.991556][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.991591][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.991617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.991652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.991744][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.991811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.991837][ T32] r4:847ccb40 [ 1352.991884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.991954][ T32] INFO: task kworker/0:1007:6400 blocked for more than 479 seconds. [ 1352.992021][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.992105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.992132][ T32] task:kworker/0:1007 state:D stack:0 pid:6400 tgid:6400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.992198][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.992336][ T32] Call trace: [ 1352.992373][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.992420][ T32] r10:829187f4 r9:ece95d84 r8:00000002 r7:60000113 r6:ece95d8c r5:85ae6c00 [ 1352.992443][ T32] r4:85ae6c00 [ 1352.992485][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.992536][ T32] r5:85ae6c00 r4:829187f0 [ 1352.992617][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.992668][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.992715][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece95e08 [ 1352.992736][ T32] r4:00000000 [ 1352.992829][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.992872][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.992907][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.992997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a16b00 [ 1352.993023][ T32] r4:00000000 [ 1352.993065][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.993118][ T32] r9:83018005 r8:85ae6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1352.993139][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.993187][ T32] r5:00001000 r4:eceaf000 [ 1352.993207][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.993422][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1352.993965][ T32] r4:85a16640 ** 8 printk messages dropped ** [ 1352.995037][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 6 printk messages dropped ** [ 1352.995288][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.995333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1352.995355][ T32] r4:e06b9dc0 [ 1352.995375][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.995417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1352.995439][ T32] r4:00000000 [ 1352.995481][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.995553][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.995642][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.995713][ T32] r5:00001000 r4:dfacd000 [ 1352.995740][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1352.995779][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.995857][ T32] r5:8501378c r4:85013400 [ 1352.995880][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.995951][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1352.995983][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.996029][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.996080][ T32] r4:847da200 [ 1352.996126][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.996191][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1352.996223][ T32] r4:00000001 [ 1352.996243][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.996278][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1352.996365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.996398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.996424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.996453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.996525][ T32] r4:847ccb40 [ 1352.996550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.996598][ T32] INFO: task kworker/0:1008:6401 blocked for more than 479 seconds. [ 1352.996655][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.996688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.996709][ T32] task:kworker/0:1008 state:D stack:0 pid:6401 tgid:6401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.996865][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.996911][ T32] Call trace: [ 1352.996964][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.997042][ T32] r10:829187f4 r9:ece89d84 r8:00000002 r7:60000113 r6:ece89d8c r5:85ae8000 [ 1352.997074][ T32] r4:85ae8000 [ 1352.997109][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.997193][ T32] r5:85ae8000 r4:829187f0 [ 1352.997279][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.997326][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.997375][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece89e08 [ 1352.997421][ T32] r4:00000000 [ 1352.997444][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.997484][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1352.997519][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1352.997558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a16900 [ 1352.997584][ T32] r4:00000000 [ 1352.997604][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1352.997646][ T32] r9:83018005 r8:85ae8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1352.997719][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.997764][ T32] r5:00001000 r4:ecea3000 [ 1352.997783][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1352.998081][ T32] r4:85a12980 ** 4 printk messages dropped ** [ 1353.020625][ T32] Exception stack(0xece89fb0 to 0xece89ff8) ** 6 printk messages dropped ** [ 1353.021416][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1353.022177][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1353.022422][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.022525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1353.022580][ T32] r4:00000000 [ 1353.022644][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.022701][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1353.022723][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.022763][ T32] r5:00001000 r4:dfacd000 [ 1353.022783][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.022845][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.022893][ T32] r5:8501378c r4:85013400 [ 1353.022917][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.023009][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1353.023032][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.023076][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.023098][ T32] r4:847da200 [ 1353.023116][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.023176][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1353.023204][ T32] r4:00000001 [ 1353.023224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.023305][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1353.023337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.023366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.023415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.023454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.023476][ T32] r4:847ccb40 [ 1353.023496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.023547][ T32] INFO: task kworker/0:1009:6404 blocked for more than 479 seconds. [ 1353.023586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.023611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1353.023772][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1353.024057][ T32] r4:85ae8c00 ** 1 printk messages dropped ** [ 1353.024167][ T32] r5:85ae8c00 r4:829187f0 ** 1 printk messages dropped ** [ 1353.024278][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.024325][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 [ 1353.024348][ T32] r4:00000000 [ 1353.024367][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1353.024445][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1353.024766][ T32] r9:83018005 r8:85ae8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1353.025089][ T32] r5:85a7d78c r4:85a7d400 ** 2 printk messages dropped ** [ 1353.025215][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1353.025456][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1353.025674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.025767][ T32] r4:85a16ac0 [ 1353.026060][ T32] INFO: task kworker/0:1009:6404 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1353.026116][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.026182][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.026255][ T32] Call trace: [ 1353.026311][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1353.026362][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1353.026385][ T32] r4:00000000 [ 1353.026420][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.026461][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1353.026515][ T32] 9d20: c3489000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1353.026548][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1353.026571][ T32] 9d60: 800b0013 ffffffff [ 1353.026593][ T32] r5:800b0013 r4:80239bd0 [ 1353.026611][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.026651][ T32] r4:82ac11e4 [ 1353.026671][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.026744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1353.026786][ T32] r4:e06b9dc0 [ 1353.026832][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.026876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1353.026922][ T32] r4:00000000 [ 1353.027005][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.027064][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1353.027101][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.027172][ T32] r5:00001000 r4:dfacd000 [ 1353.027198][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.027274][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.027319][ T32] r5:8501378c r4:85013400 [ 1353.027339][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.027446][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1353.027497][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.027553][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.027612][ T32] r4:847da200 [ 1353.027638][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.027684][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1353.027705][ T32] r4:00000001 [ 1353.027723][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.027756][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1353.027781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.027832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.027919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.027951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.028012][ T32] r4:847ccb40 [ 1353.028042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.028069][ T32] INFO: task kworker/0:1010:6406 blocked for more than 479 seconds. [ 1353.047261][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.047395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.047429][ T32] task:kworker/0:1010 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.047492][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.047593][ T32] Call trace: [ 1353.047656][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1353.047719][ T32] r10:829187f4 r9:eceadd84 r8:00000002 r7:60000013 r6:eceadd8c r5:85aea400 [ 1353.047745][ T32] r4:85aea400 ** 1 printk messages dropped ** [ 1353.047864][ T32] r5:85aea400 r4:829187f0 ** 1 printk messages dropped ** [ 1353.047976][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1353.048454][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.048684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a16ac0 ** 11 printk messages dropped ** [ 1353.049156][ T32] r10:61c88647 r9:85aea400 r8:85a12bac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1353.049623][ T32] r4:85a16a00 ** 3 printk messages dropped ** [ 1353.050324][ T32] Call trace: ** 7 printk messages dropped ** [ 1353.050770][ T32] 9d60: 800b0013 ffffffff ** 7 printk messages dropped ** [ 1353.051069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 8 printk messages dropped ** [ 1353.051485][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1353.051998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.052294][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.052695][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1353.052872][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1353.053322][ T32] r7:dddced40 r6:83018000 r5:85a7ef8c r4:85a12c80 ** 7 printk messages dropped ** [ 1353.053623][ T32] Exception stack(0xecd3dfb0 to 0xecd3dff8) ** 6 printk messages dropped ** [ 1353.054192][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1353.055190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1353.055213][ T32] r4:00000000 [ 1353.055273][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.055323][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1353.055345][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.055388][ T32] r5:00001000 r4:dfacd000 [ 1353.055407][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.055517][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.055562][ T32] r5:8501378c r4:85013400 [ 1353.055582][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.055628][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1353.055675][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.055726][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.055771][ T32] r4:847da200 [ 1353.055818][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.055895][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1353.055980][ T32] r4:00000001 [ 1353.056007][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.056074][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1353.056131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.056166][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.056193][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.056221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.056243][ T32] r4:847ccb40 [ 1353.056263][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.056287][ T32] INFO: task kworker/0:1012:6409 blocked for more than 479 seconds. [ 1353.056340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.056381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.056419][ T32] task:kworker/0:1012 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.056517][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.056562][ T32] Call trace: [ 1353.056654][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1353.056753][ T32] r10:829187f4 r9:ecd55d84 r8:00000002 r7:60000113 r6:ecd55d8c r5:85ae9800 [ 1353.056783][ T32] r4:85ae9800 [ 1353.056804][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1353.056844][ T32] r5:85ae9800 r4:829187f0 [ 1353.056863][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.056902][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.056947][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd55e08 [ 1353.056969][ T32] r4:00000000 [ 1353.056990][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1353.057026][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1353.057061][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.057125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b14040 [ 1353.057153][ T32] r4:00000000 [ 1353.057207][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.057255][ T32] r9:83018005 r8:85ae9800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1353.057278][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.057338][ T32] r5:00001000 r4:eaed1000 [ 1353.057361][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.057405][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.057471][ T32] r5:85a7db8c r4:85a7d800 [ 1353.057495][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.057563][ T32] r7:dddced40 r6:83018000 r5:85a7db8c r4:85a12d80 [ 1353.057610][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.057658][ T32] r10:61c88647 r9:85ae9800 r8:85a12dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.057703][ T32] r4:85a12d80 [ 1353.057743][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.057804][ T32] r10:00000000 r9:85a12d80 r8:8027ed34 r7:ecd3de60 r6:85a12e00 r5:85ae9800 [ 1353.057830][ T32] r4:00000001 [ 1353.057849][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.057883][ T32] Exception stack(0xecd55fb0 to 0xecd55ff8) [ 1353.057908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.057937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.057986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.058017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.058063][ T32] r4:85a16b40 [ 1353.094770][ T32] INFO: task kworker/0:1012:6409 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1353.094905][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.095181][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.095257][ T32] Call trace: [ 1353.095289][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1353.095345][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1353.095422][ T32] r4:00000000 [ 1353.095448][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.095489][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1353.095520][ T32] 9d20: c3fd1000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1353.095548][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1353.095571][ T32] 9d60: 800b0013 ffffffff [ 1353.095593][ T32] r5:800b0013 r4:80239bd0 [ 1353.095630][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.095676][ T32] r4:82ac11e4 [ 1353.095696][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.095749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1353.095797][ T32] r4:e06b9dc0 [ 1353.095845][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.095892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 1 printk messages dropped ** [ 1353.095988][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1353.096414][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1353.096807][ T32] r4:847ccb40 ** 5 printk messages dropped ** [ 1353.097127][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.097647][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1353.097876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b14280 ** 9 printk messages dropped ** [ 1353.107460][ T32] r7:dddced40 r6:83018000 r5:85a7df8c r4:85a12e80 ** 8 printk messages dropped ** [ 1353.107887][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.109253][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 ** 11 printk messages dropped ** [ 1353.109705][ T32] r4:e06b9dc0 [ 1353.109724][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.109766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1353.109788][ T32] r4:00000000 [ 1353.109807][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.109888][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1353.109921][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.110023][ T32] r5:00001000 r4:dfacd000 [ 1353.110047][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.110112][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.110159][ T32] r5:8501378c r4:85013400 [ 1353.110179][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.110224][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1353.110244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.110291][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.110312][ T32] r4:847da200 [ 1353.110331][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.110375][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1353.110397][ T32] r4:00000001 [ 1353.110416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.110521][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1353.110553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.110601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.110663][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.110695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.110718][ T32] r4:847ccb40 [ 1353.110740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.110769][ T32] INFO: task kworker/0:1014:6413 blocked for more than 479 seconds. [ 1353.110823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.110866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.110891][ T32] task:kworker/0:1014 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.111031][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.111081][ T32] Call trace: [ 1353.111111][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1353.111169][ T32] r10:829187f4 r9:ecec5d84 r8:00000002 r7:60000113 r6:ecec5d8c r5:85aed400 [ 1353.111241][ T32] r4:85aed400 [ 1353.111296][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1353.111370][ T32] r5:85aed400 r4:829187f0 [ 1353.111418][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.111485][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.111540][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 [ 1353.111593][ T32] r4:00000000 [ 1353.111651][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1353.111701][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1353.111762][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.111840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b14600 [ 1353.111915][ T32] r4:00000000 [ 1353.111938][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.111982][ T32] r9:83018005 r8:85aed400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1353.112019][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.112063][ T32] r5:00001000 r4:eb8fd000 [ 1353.112097][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.112139][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1353.112691][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1353.112798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1353.113342][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.113619][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 5 printk messages dropped ** [ 1353.113827][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1353.113967][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1353.114144][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 7 printk messages dropped ** [ 1353.114513][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1353.114869][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 3 printk messages dropped ** [ 1353.115049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1353.115275][ T32] task:kworker/0:1015 state:D stack:0 pid:6416 tgid:6416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1353.115832][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.115873][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1353.116110][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.116309][ T32] r5:00001000 r4:ebc09000 ** 4 printk messages dropped ** [ 1353.116662][ T32] r7:dddced40 r6:83018000 r5:85a7eb8c r4:85b16100 ** 4 printk messages dropped ** [ 1353.116851][ T32] r10:00000000 r9:85b16100 r8:8027ed34 r7:ecd3de60 r6:859f7f80 r5:85abbc00 ** 4 printk messages dropped ** [ 1353.117042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.117069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.117098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.117120][ T32] r4:85b14480 [ 1353.117400][ T32] INFO: task kworker/0:1015:6416 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1353.117434][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.117489][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.117532][ T32] Call trace: [ 1353.117565][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1353.117613][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1353.117636][ T32] r4:00000000 [ 1353.117655][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.117692][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1353.117817][ T32] 9d20: c3fd1000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1353.117849][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1353.117873][ T32] 9d60: 800b0013 ffffffff [ 1353.117920][ T32] r5:800b0013 r4:80239bd0 [ 1353.117943][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.117986][ T32] r4:82ac11e4 [ 1353.118005][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.118044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1353.140287][ T32] r4:e06b9dc0 [ 1353.140387][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.140461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1353.140485][ T32] r4:00000000 [ 1353.140505][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.140552][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1353.140573][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.140618][ T32] r5:00001000 r4:dfacd000 [ 1353.140662][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.140706][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.140796][ T32] r5:8501378c r4:85013400 [ 1353.140820][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.140869][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1353.140889][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.140989][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.141016][ T32] r4:847da200 [ 1353.141060][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.141109][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1353.141132][ T32] r4:00000001 [ 1353.141151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.141186][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1353.141214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.141242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.141268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.141296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.141325][ T32] r4:847ccb40 [ 1353.141370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.141432][ T32] INFO: task kworker/0:1016:6418 blocked for more than 479 seconds. [ 1353.141481][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.141507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.141530][ T32] task:kworker/0:1016 state:D stack:0 pid:6418 tgid:6418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.141638][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.141722][ T32] Call trace: [ 1353.141756][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1353.141805][ T32] r10:829187f4 r9:eced9d84 r8:00000002 r7:60000113 r6:eced9d8c r5:85ab8000 [ 1353.141857][ T32] r4:85ab8000 [ 1353.141932][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1353.141977][ T32] r5:85ab8000 r4:829187f0 [ 1353.141998][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.142036][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.142104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced9e08 [ 1353.142153][ T32] r4:00000000 [ 1353.142192][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1353.142246][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1353.142304][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.142364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b14a40 [ 1353.142437][ T32] r4:00000000 [ 1353.142509][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.142619][ T32] r9:83018005 r8:85ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1353.142648][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.142691][ T32] r5:00001000 r4:ebca3000 [ 1353.142710][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.142775][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.142868][ T32] r5:85a7f38c r4:85a7f000 [ 1353.142901][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.143011][ T32] r7:dddced40 r6:83018000 r5:85a7f38c r4:85b16180 [ 1353.143057][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.143156][ T32] r10:61c88647 r9:85ab8000 r8:85b161ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.143187][ T32] r4:85b16180 [ 1353.143220][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.143292][ T32] r10:00000000 r9:85b16180 r8:8027ed34 r7:ecd3de60 r6:85b21000 r5:85ab8000 [ 1353.143332][ T32] r4:00000001 [ 1353.143355][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.143424][ T32] Exception stack(0xeced9fb0 to 0xeced9ff8) ** 3 printk messages dropped ** [ 1353.143744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1353.144406][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.144751][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 4 printk messages dropped ** [ 1353.144909][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) ** 7 printk messages dropped ** [ 1353.145398][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1353.145639][ T32] r5:8501378c r4:85013400 ** 4 printk messages dropped ** [ 1353.145842][ T32] r4:847da200 ** 4 printk messages dropped ** [ 1353.146044][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 2 printk messages dropped ** [ 1353.146172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.146445][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.146705][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1353.146824][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.147056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b14bc0 ** 10 printk messages dropped ** [ 1353.147516][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1353.148022][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1353.173979][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1353.174222][ T32] 9d20: c49a4000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1353.174256][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1353.174280][ T32] 9d60: 800b0013 ffffffff [ 1353.174327][ T32] r5:800b0013 r4:80239bd0 [ 1353.174363][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.174425][ T32] r4:82ac11e4 [ 1353.174471][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.174518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1353.174541][ T32] r4:e06b9dc0 [ 1353.174560][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.174601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1353.174623][ T32] r4:00000000 [ 1353.174643][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.174687][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1353.174710][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.174751][ T32] r5:00001000 r4:dfacd000 [ 1353.174771][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.174832][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.174879][ T32] r5:8501378c r4:85013400 [ 1353.174999][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.175065][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1353.175100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.175150][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.175177][ T32] r4:847da200 [ 1353.175220][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.175269][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1353.175292][ T32] r4:00000001 [ 1353.175311][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.175373][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1353.175404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.175432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.175506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.175538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.175576][ T32] r4:847ccb40 [ 1353.175601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.175632][ T32] INFO: task kworker/0:1018:6422 blocked for more than 479 seconds. [ 1353.175663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.175688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.175721][ T32] task:kworker/0:1018 state:D stack:0 pid:6422 tgid:6422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.175805][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.175850][ T32] Call trace: [ 1353.175881][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1353.175932][ T32] r10:829187f4 r9:ecee1d84 r8:00000002 r7:60000113 r6:ecee1d8c r5:85abd400 [ 1353.175956][ T32] r4:85abd400 [ 1353.176000][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1353.176069][ T32] r5:85abd400 r4:829187f0 [ 1353.176117][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.176162][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.176211][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee1e08 [ 1353.176233][ T32] r4:00000000 [ 1353.176252][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1353.176288][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1353.176347][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.176419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a16b80 [ 1353.176444][ T32] r4:00000000 [ 1353.176464][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.176532][ T32] r9:83018005 r8:85abd400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1353.176557][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.176602][ T32] r5:00001000 r4:ec98f000 [ 1353.176646][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.176751][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.176855][ T32] r5:85a80b8c r4:85a80800 [ 1353.176879][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.176934][ T32] r7:dddced40 r6:83018000 r5:85a80b8c r4:85b16280 [ 1353.176957][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.177001][ T32] r10:61c88647 r9:85abd400 r8:85b162ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1353.177411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.193470][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1353.194036][ T32] r4:e06b9dc0 ** 4 printk messages dropped ** [ 1353.194257][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 11 printk messages dropped ** [ 1353.194890][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 ** 12 printk messages dropped ** [ 1353.195422][ T32] task:kworker/0:1019 state:D stack:0 pid:6425 tgid:6425 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1353.195856][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1353.196169][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.196465][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1353.197014][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.197186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.197211][ T32] r4:85b14b40 [ 1353.197676][ T32] INFO: task kworker/0:1019:6425 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1353.197711][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.197886][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.197957][ T32] Call trace: [ 1353.198021][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1353.198069][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1353.198140][ T32] r4:00000000 [ 1353.211103][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.211191][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1353.211228][ T32] 9d20: c4ff6000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1353.211257][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1353.211281][ T32] 9d60: 800b0013 ffffffff [ 1353.211313][ T32] r5:800b0013 r4:80239bd0 [ 1353.211369][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.211432][ T32] r4:82ac11e4 [ 1353.211480][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.211578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1353.211636][ T32] r4:e06b9dc0 [ 1353.211659][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.211704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 [ 1353.211744][ T32] r4:00000000 [ 1353.211767][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.211896][ T32] r9:83018205 r8:848b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1353.211952][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.212003][ T32] r5:00001000 r4:dfacd000 [ 1353.212160][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.212346][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.212395][ T32] r5:8501378c r4:85013400 [ 1353.212416][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.212463][ T32] r7:ddde2d40 r6:83018200 r5:8501378c r4:847da200 [ 1353.212484][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.212543][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.212570][ T32] r4:847da200 [ 1353.212590][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.212635][ T32] r10:00000000 r9:847da200 r8:8027ed34 r7:e06b1e60 r6:847c6900 r5:848b5400 [ 1353.212657][ T32] r4:00000001 [ 1353.212675][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.212709][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1353.212734][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1353.212939][ T32] INFO: task kworker/0:1020:6427 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1353.213435][ T32] r5:85abec00 r4:829187f0 [ 1353.213484][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.213550][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.213599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef1e08 [ 1353.213690][ T32] r4:00000000 [ 1353.213712][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1353.213751][ T32] [<81a6417c>] (mutex_lock) from [<804e4f24>] (_vm_unmap_aliases+0x68/0x240) [ 1353.213810][ T32] [<804e4ebc>] (_vm_unmap_aliases) from [<804e8e14>] (vfree+0x16c/0x210) [ 1353.213854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b14e40 [ 1353.213877][ T32] r4:00000000 [ 1353.213896][ T32] [<804e8ca8>] (vfree) from [<80549fcc>] (execmem_free+0x30/0x50) [ 1353.213943][ T32] r9:83018005 r8:85abec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1353.213963][ T32] [<80549f9c>] (execmem_free) from [<803c6d0c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.214003][ T32] r5:00001000 r4:ec7b3000 [ 1353.214022][ T32] [<803c6cfc>] (bpf_jit_free_exec) from [<803c70ec>] (bpf_jit_free+0x68/0xe4) [ 1353.214060][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.214145][ T32] r5:85a7ff8c r4:85a7fc00 [ 1353.214180][ T32] [<803c8030>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.214226][ T32] r7:dddced40 r6:83018000 r5:85a7ff8c r4:85b16380 [ 1353.214246][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.214288][ T32] r10:61c88647 r9:85abec00 r8:85b163ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.214309][ T32] r4:85b16380 [ 1353.214327][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.214369][ T32] r10:00000000 r9:85b16380 r8:8027ed34 r7:ecee1e60 r6:85b21200 r5:85abec00 [ 1353.214414][ T32] r4:00000001 [ 1353.214447][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.214496][ T32] Exception stack(0xecef1fb0 to 0xecef1ff8) [ 1353.214527][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.214554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.214579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.214607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.214627][ T32] r4:85b149c0 [ 1353.215166][ T32] INFO: task kworker/0:1020:6427 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1353.215233][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.215346][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.215393][ T32] Call trace: ** 4 printk messages dropped ** [ 1353.215619][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) ** 7 printk messages dropped ** [ 1353.215884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1353.215906][ T32] r4:e06b9dc0 ** 1 printk messages dropped ** [ 1353.215989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fcc0 ** 6 printk messages dropped ** [ 1353.216277][ T32] [<803c7084>] (bpf_jit_free) from [<803c817c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1353.216462][ T32] r10:61c88647 r9:848b5400 r8:847da22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1353.216667][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 3 printk messages dropped ** [ 1353.216824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1353.217124][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.217408][ T32] r5:85ab9800 r4:829187f0 [ 1353.217428][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1353.217509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecefde08 ** 7 printk messages dropped ** [ 1353.217919][ T32] r9:83018005 r8:85ab9800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 6 printk messages dropped ** [ 1353.241057][ T32] r7:dddced40 r6:83018000 r5:85a8038c r4:85b16400 [ 1353.241136][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.241196][ T32] r10:61c88647 r9:85ab9800 r8:85b1642c r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.241243][ T32] r4:85b16400 [ 1353.241268][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.241314][ T32] r10:00000000 r9:85b16400 r8:8027ed34 r7:ecee1e60 r6:85b21280 r5:85ab9800 [ 1353.241406][ T32] r4:00000001 [ 1353.241436][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.241501][ T32] Exception stack(0xecefdfb0 to 0xecefdff8) [ 1353.241535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.241564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.241591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.241619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.241679][ T32] r4:85b14c00 [ 1353.242180][ T32] INFO: task kworker/0:1021:6430 is blocked on a mutex likely owned by task kworker/1:224:3809. [ 1353.242223][ T32] task:kworker/1:224 state:R running task stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.242313][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.242385][ T32] Call trace: [ 1353.242473][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1353.242528][ T32] r10:8280c9b4 r9:848b5400 r8:80200be4 r7:e06b9d54 r6:ffffffff r5:848b5400 [ 1353.242551][ T32] r4:00000000 [ 1353.242570][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.242623][ T32] Exception stack(0xe06b9d20 to 0xe06b9d68) [ 1353.242656][ T32] 9d20: c53c0000 ee905000 00000001 80239bb8 7f84d000 00000001 82ac11c4 82ac05a0 [ 1353.242720][ T32] 9d40: 7f84d000 ee905000 8280c9b4 e06b9d9c e06b9da0 e06b9d70 80230af4 80239bd0 [ 1353.242747][ T32] 9d60: 800b0013 ffffffff [ 1353.242792][ T32] r5:800b0013 r4:80239bd0 [ 1353.242817][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4ce8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.242861][ T32] r4:82ac11e4 [ 1353.242881][ T32] [<804e4a64>] (__purge_vmap_area_lazy) from [<804e50a0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.242956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06b9dc0 r5:e06b9e08 [ 1353.242995][ T32] r4:e06b9dc0 VM DIAGNOSIS: 20:09:06 Registers: info registers vcpu 0 CPU#0 R00=00000000 R01=8225ea6c R02=5b70d000 R03=00000002 R04=83259800 R05=00000000 R06=8240b718 R07=df8e1d08 R08=00000000 R09=83259800 R10=00000001 R11=df801fc4 R12=df801fa0 R13=df801fb0 R14=80261d88 R15=802c0b8c PSR=200d0193 --C- A S svc32 s00=3666313a s01=34362f65 d00=34362f653666313a s02=646e003a s03=64615f31 d01=64615f31646e003a s04=646e0030 s05=6f685f31 d02=6f685f31646e0030 s06=70006e69 s07=323d6469 d03=323d646970006e69 s08=6769666e s09=64657275 d04=646572756769666e s10=00393936 s11=746d6669 d05=746d666900393936 s12=65726720 s13=30706174 d06=3070617465726720 s14=69757163 s15=3d646572 d07=3d64657269757163 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010 info registers vcpu 1 CPU#1 R00=ab8e8000 R01=dfa4f000 R02=00000001 R03=80239bb8 R04=7f849000 R05=00000001 R06=82ac11c4 R07=82ac05a0 R08=7f849000 R09=dfa4f000 R10=8280c9b4 R11=e0721d9c R12=e0721da0 R13=e0721d70 R14=80230af4 R15=80239bd0 PSR=80070013 N--- A S svc32 s00=63657320 s01=73646e6f d00=73646e6f63657320 s02=32333120 s03=33302e34 d01=33302e3432333120 s04=35333838 s05=20205b5d d02=20205b5d35333838 s06=32335420 s07=4e49205d d03=4e49205d32335420 s08=203a4f46 s09=6b736174 d04=6b736174203a4f46 s10=6f776b20 s11=72656b72 d05=72656b726f776b20 s12=303a302f s13=6220393a d06=6220393a303a302f s14=6b636f6c s15=66206465 d07=662064656b636f6c 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